diff --git "a/data/track_pure_gps/task7_area_perimeter.json" "b/data/track_pure_gps/task7_area_perimeter.json"
new file mode 100644--- /dev/null
+++ "b/data/track_pure_gps/task7_area_perimeter.json"
@@ -0,0 +1,113812 @@
+[
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.74643,
+        "lon": -7.30194,
+        "name": "El Mansouria"
+      },
+      {
+        "lat": 35.26,
+        "lon": -2.93,
+        "name": "Beni Enzar"
+      },
+      {
+        "lat": 37.23737,
+        "lon": 9.86313,
+        "name": "Menzel Abderhaman"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 30829.07,
+      "perimeter_km": 3200.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 17.25823,
+        "lon": 81.84985,
+        "name": "Gokavaram"
+      },
+      {
+        "lat": 15.34522,
+        "lon": 76.15478,
+        "name": "Koppal"
+      },
+      {
+        "lat": 28.65136,
+        "lon": 77.19072,
+        "name": "Karol B\u0101gh"
+      },
+      {
+        "lat": 24.17737,
+        "lon": 87.78275,
+        "name": "Rampur Hat"
+      },
+      {
+        "lat": 23.043,
+        "lon": 89.63094,
+        "name": "K\u0101lia"
+      },
+      {
+        "lat": 17.82884,
+        "lon": 82.93526,
+        "name": "Chodavaram"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1124634.66,
+      "perimeter_km": 4557.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 49.99472,
+        "lon": 8.58361,
+        "name": "M\u00f6rfelden-Walldorf"
+      },
+      {
+        "lat": 51.83843,
+        "lon": 8.03093,
+        "name": "Ennigerloh"
+      },
+      {
+        "lat": 52.55191,
+        "lon": 13.16802,
+        "name": "Falkenhagener Feld"
+      },
+      {
+        "lat": 52.25443,
+        "lon": 21.03472,
+        "name": "Praga P\u00f3\u0142noc"
+      },
+      {
+        "lat": 49.27747,
+        "lon": 16.99897,
+        "name": "Vy\u0161kov"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 228787.12,
+      "perimeter_km": 2148.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.05916,
+        "lon": 145.40947,
+        "name": "Officer"
+      },
+      {
+        "lat": -34.78254,
+        "lon": 138.61077,
+        "name": "Parafield Gardens"
+      },
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -27.3171,
+        "lon": 153.03097,
+        "name": "Bracken Ridge"
+      },
+      {
+        "lat": -32.73308,
+        "lon": 151.5574,
+        "name": "Maitland"
+      },
+      {
+        "lat": -33.88333,
+        "lon": 151.1,
+        "name": "Burwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 756195.63,
+      "perimeter_km": 3794.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.70102,
+        "lon": -9.17145,
+        "name": "Alc\u00e2ntara"
+      },
+      {
+        "lat": 46.34015,
+        "lon": 2.60254,
+        "name": "Montlu\u00e7on"
+      },
+      {
+        "lat": 47.42642,
+        "lon": 9.65851,
+        "name": "Lustenau"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 133041.89,
+      "perimeter_km": 3636.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.39471,
+        "lon": 133.29128,
+        "name": "Susaki"
+      },
+      {
+        "lat": 33.63333,
+        "lon": 114.63333,
+        "name": "Zhoukou"
+      },
+      {
+        "lat": 37.92259,
+        "lon": 139.04125,
+        "name": "Niigata"
+      },
+      {
+        "lat": 37.97451,
+        "lon": 140.77202,
+        "name": "Kakuda"
+      },
+      {
+        "lat": 35.70307,
+        "lon": 139.70436,
+        "name": "\u014ckubo"
+      },
+      {
+        "lat": 35.17325,
+        "lon": 137.05667,
+        "name": "Nagakute"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 608282.73,
+      "perimeter_km": 5040.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 43.34447,
+        "lon": 5.38004,
+        "name": "Marseille 14"
+      },
+      {
+        "lat": 38.72134,
+        "lon": -9.16738,
+        "name": "Campo De Ourique"
+      },
+      {
+        "lat": 49.32637,
+        "lon": 7.33867,
+        "name": "Homburg"
+      },
+      {
+        "lat": 50.05553,
+        "lon": 8.80076,
+        "name": "Heusenstamm"
+      },
+      {
+        "lat": 45.67574,
+        "lon": 9.23723,
+        "name": "Carate Brianza"
+      },
+      {
+        "lat": 40.84995,
+        "lon": 25.87644,
+        "name": "Alexandroupoli"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 739831.64,
+      "perimeter_km": 6861.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -30.94478,
+        "lon": -61.5597,
+        "name": "Sunchales"
+      },
+      {
+        "lat": -11.64083,
+        "lon": -42.01111,
+        "name": "Ibipeba"
+      },
+      {
+        "lat": -23.52508,
+        "lon": -46.63889,
+        "name": "Bom Retiro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 721162.45,
+      "perimeter_km": 6037.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -35.28346,
+        "lon": 149.12807,
+        "name": "Canberra"
+      },
+      {
+        "lat": -37.88413,
+        "lon": 144.78367,
+        "name": "Altona Meadows"
+      },
+      {
+        "lat": -27.62563,
+        "lon": 152.96883,
+        "name": "Forest Lake"
+      },
+      {
+        "lat": -28.21298,
+        "lon": 153.53634,
+        "name": "Banora Point"
+      },
+      {
+        "lat": -33.90741,
+        "lon": 151.15546,
+        "name": "Marrickville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 180369.87,
+      "perimeter_km": 2854.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.82289,
+        "lon": 147.61041,
+        "name": "Bairnsdale"
+      },
+      {
+        "lat": -37.76722,
+        "lon": 144.76657,
+        "name": "Deer Park"
+      },
+      {
+        "lat": -23.38032,
+        "lon": 150.50595,
+        "name": "Rockhampton"
+      },
+      {
+        "lat": -27.61025,
+        "lon": 153.05388,
+        "name": "Sunnybank Hills"
+      },
+      {
+        "lat": -33.92399,
+        "lon": 151.22749,
+        "name": "Kingsford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 537112.88,
+      "perimeter_km": 3741.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.79176,
+        "lon": 151.08057,
+        "name": "Eastwood"
+      },
+      {
+        "lat": -37.7,
+        "lon": 144.93333,
+        "name": "Glenroy"
+      },
+      {
+        "lat": -25.54073,
+        "lon": 152.70493,
+        "name": "Maryborough"
+      },
+      {
+        "lat": -27.98941,
+        "lon": 153.33633,
+        "name": "Nerang"
+      },
+      {
+        "lat": -22.15757,
+        "lon": 166.4572,
+        "name": "Dumb\u00e9a"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 641541.43,
+      "perimeter_km": 5976.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -21.72444,
+        "lon": -48.10167,
+        "name": "Am\u00e9rico Brasiliense"
+      },
+      {
+        "lat": -8.49694,
+        "lon": -36.94083,
+        "name": "Pedra"
+      },
+      {
+        "lat": -9.00972,
+        "lon": -36.05833,
+        "name": "S\u00e3o Jos\u00e9 da Laje"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 106530.27,
+      "perimeter_km": 3919.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.36667,
+        "lon": 118.01667,
+        "name": "Binzhou"
+      },
+      {
+        "lat": 45.75,
+        "lon": 126.65,
+        "name": "Harbin"
+      },
+      {
+        "lat": 38.23333,
+        "lon": 140.36667,
+        "name": "Yamagata"
+      },
+      {
+        "lat": 34.58216,
+        "lon": 135.46653,
+        "name": "Sakai"
+      },
+      {
+        "lat": 33.72873,
+        "lon": 130.983,
+        "name": "Yukuhashi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1400327.27,
+      "perimeter_km": 4840.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 23.11037,
+        "lon": 113.4418,
+        "name": "Dasha"
+      },
+      {
+        "lat": 33.56394,
+        "lon": 114.04272,
+        "name": "Luohe"
+      },
+      {
+        "lat": 36.28389,
+        "lon": 120.00333,
+        "name": "Jiaozhou"
+      },
+      {
+        "lat": 32.93917,
+        "lon": 119.83417,
+        "name": "Xinghua"
+      },
+      {
+        "lat": 27.04146,
+        "lon": 118.31897,
+        "name": "Jian\u2019ou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 551164.83,
+      "perimeter_km": 3487.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -44.39672,
+        "lon": 171.25364,
+        "name": "Timaru"
+      },
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      },
+      {
+        "lat": -36.90694,
+        "lon": 174.68704,
+        "name": "New Lynn"
+      },
+      {
+        "lat": -40.63333,
+        "lon": 175.275,
+        "name": "Levin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 471168.04,
+      "perimeter_km": 3754.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 35.20855,
+        "lon": 4.17402,
+        "name": "Bou Sa\u00e2da"
+      },
+      {
+        "lat": 35.07465,
+        "lon": -1.22431,
+        "name": "Bensekrane"
+      },
+      {
+        "lat": 36.80377,
+        "lon": 7.73684,
+        "name": "El Hadjar"
+      },
+      {
+        "lat": 34.69999,
+        "lon": 10.69501,
+        "name": "Sidi Abid"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 105216.22,
+      "perimeter_km": 2271.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -22.41278,
+        "lon": -50.57583,
+        "name": "Paragua\u00e7u Paulista"
+      },
+      {
+        "lat": -21.38111,
+        "lon": -51.57056,
+        "name": "Tupi Paulista"
+      },
+      {
+        "lat": -23.30528,
+        "lon": -45.96583,
+        "name": "Jacare\u00ed"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 21452.59,
+      "perimeter_km": 1251.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -10.21167,
+        "lon": -63.82861,
+        "name": "Buritis"
+      },
+      {
+        "lat": 9.25778,
+        "lon": -73.81228,
+        "name": "Chimichagua"
+      },
+      {
+        "lat": 6.00815,
+        "lon": -58.30724,
+        "name": "Linden"
+      },
+      {
+        "lat": -0.77071,
+        "lon": -47.45176,
+        "name": "Maracan\u00e3"
+      },
+      {
+        "lat": -1.36556,
+        "lon": -48.37222,
+        "name": "Ananindeua"
+      },
+      {
+        "lat": -3.72667,
+        "lon": -44.22333,
+        "name": "Pirapemas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3467127.55,
+      "perimeter_km": 8529.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -19.94583,
+        "lon": -43.48722,
+        "name": "Bar\u00e3o de Cocais"
+      },
+      {
+        "lat": -5.13472,
+        "lon": -49.32667,
+        "name": "Itupiranga"
+      },
+      {
+        "lat": -8.11806,
+        "lon": -35.29139,
+        "name": "Vit\u00f3ria de Santo Ant\u00e3o"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1170637.22,
+      "perimeter_km": 4932.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -21.69694,
+        "lon": -45.25333,
+        "name": "Tr\u00eas Cora\u00e7\u00f5es"
+      },
+      {
+        "lat": -4.56889,
+        "lon": -44.59194,
+        "name": "Pedreiras"
+      },
+      {
+        "lat": -3.72667,
+        "lon": -44.22333,
+        "name": "Pirapemas"
+      },
+      {
+        "lat": -5.7925,
+        "lon": -37.55667,
+        "name": "Cara\u00fabas"
+      },
+      {
+        "lat": -6.09401,
+        "lon": -36.47219,
+        "name": "Lagoa Nova"
+      },
+      {
+        "lat": -8.11278,
+        "lon": -35.01472,
+        "name": "Jaboat\u00e3o dos Guararapes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1157325.75,
+      "perimeter_km": 5049.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.81667,
+        "lon": 144.9,
+        "name": "Yarraville"
+      },
+      {
+        "lat": -38.08333,
+        "lon": 144.38333,
+        "name": "Corio"
+      },
+      {
+        "lat": -25.28762,
+        "lon": 152.76936,
+        "name": "Hervey Bay"
+      },
+      {
+        "lat": -28.00274,
+        "lon": 153.42999,
+        "name": "Surfers Paradise"
+      },
+      {
+        "lat": -33.82346,
+        "lon": 150.94607,
+        "name": "Greystanes"
+      },
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 327085.71,
+      "perimeter_km": 3460.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 13.66302,
+        "lon": 100.43416,
+        "name": "Bang Khun Thian"
+      },
+      {
+        "lat": 15.65778,
+        "lon": 101.10603,
+        "name": "Wichian Buri"
+      },
+      {
+        "lat": 24.77822,
+        "lon": 96.36863,
+        "name": "Mohnyin"
+      },
+      {
+        "lat": 29.891,
+        "lon": 107.21971,
+        "name": "Linfeng"
+      },
+      {
+        "lat": 22.33337,
+        "lon": 114.21331,
+        "name": "Choi Wan Estate (I & II)"
+      },
+      {
+        "lat": 18.78229,
+        "lon": 109.5013,
+        "name": "Wuzhishan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1893802.37,
+      "perimeter_km": 5417.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 15.15,
+        "lon": 108.9,
+        "name": "M\u1ef9 Kh\u00ea"
+      },
+      {
+        "lat": 22.44111,
+        "lon": 114.00608,
+        "name": "Ping Shan"
+      },
+      {
+        "lat": 24.99085,
+        "lon": 121.42199,
+        "name": "Shulin"
+      },
+      {
+        "lat": 9.75194,
+        "lon": 122.40417,
+        "name": "Sipalay"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1420057.01,
+      "perimeter_km": 5060.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 5.7351,
+        "lon": -3.40338,
+        "name": "Aboisso Como\u00e9"
+      },
+      {
+        "lat": 13.7838,
+        "lon": 2.9523,
+        "name": "Bal\u00e9yara"
+      },
+      {
+        "lat": 10.85009,
+        "lon": 8.199,
+        "name": "Dutsen Wai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 368913.86,
+      "perimeter_km": 3187.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 29.61857,
+        "lon": -95.53772,
+        "name": "Missouri City"
+      },
+      {
+        "lat": 32.9029,
+        "lon": -96.56388,
+        "name": "Rowlett"
+      },
+      {
+        "lat": 41.50948,
+        "lon": -90.57875,
+        "name": "Rock Island"
+      },
+      {
+        "lat": 35.79154,
+        "lon": -78.78112,
+        "name": "Cary"
+      },
+      {
+        "lat": 28.39306,
+        "lon": -81.3834,
+        "name": "Southchase"
+      },
+      {
+        "lat": 30.51881,
+        "lon": -87.27275,
+        "name": "Ensley"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1679326.5,
+      "perimeter_km": 4952.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.96944,
+        "lon": 145.04806,
+        "name": "Cheltenham"
+      },
+      {
+        "lat": -38.14711,
+        "lon": 144.36069,
+        "name": "Geelong"
+      },
+      {
+        "lat": -33.73333,
+        "lon": 151.0,
+        "name": "Castle Hill"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 8155.08,
+      "perimeter_km": 1549.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 22.30554,
+        "lon": 114.22861,
+        "name": "Laguna City"
+      },
+      {
+        "lat": 29.81796,
+        "lon": 106.15927,
+        "name": "Pul\u00fc"
+      },
+      {
+        "lat": 31.68635,
+        "lon": 113.46585,
+        "name": "Xihe"
+      },
+      {
+        "lat": 30.45143,
+        "lon": 114.87035,
+        "name": "Huanggang"
+      },
+      {
+        "lat": 31.6,
+        "lon": 131.36667,
+        "name": "Nichinan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1143424.11,
+      "perimeter_km": 5640.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.1145,
+        "lon": -83.17797,
+        "name": "Tiffin"
+      },
+      {
+        "lat": 41.80503,
+        "lon": -87.86923,
+        "name": "La Grange"
+      },
+      {
+        "lat": 44.55201,
+        "lon": -69.63171,
+        "name": "Waterville"
+      },
+      {
+        "lat": 42.3876,
+        "lon": -71.0995,
+        "name": "Somerville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 256477.26,
+      "perimeter_km": 3184.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.37814,
+        "lon": -3.70712,
+        "name": "Pradolongo"
+      },
+      {
+        "lat": 38.62961,
+        "lon": -9.11557,
+        "name": "Amora"
+      },
+      {
+        "lat": 49.59438,
+        "lon": 18.01028,
+        "name": "Nov\u00fd Ji\u010d\u00edn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 151035.7,
+      "perimeter_km": 4949.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 27.67111,
+        "lon": -8.14743,
+        "name": "Tindouf"
+      },
+      {
+        "lat": 34.58319,
+        "lon": -2.50612,
+        "name": "El A\u00efoun"
+      },
+      {
+        "lat": 35.25165,
+        "lon": -3.93723,
+        "name": "Al Hoce\u00efma"
+      },
+      {
+        "lat": 35.39137,
+        "lon": -1.09238,
+        "name": "El Malah"
+      },
+      {
+        "lat": 35.55597,
+        "lon": 6.17414,
+        "name": "Batna City"
+      },
+      {
+        "lat": 33.87576,
+        "lon": 10.85745,
+        "name": "Houmt Souk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 730909.6,
+      "perimeter_km": 4409.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 11.99339,
+        "lon": 105.4635,
+        "name": "Kampong Cham"
+      },
+      {
+        "lat": 13.72319,
+        "lon": 100.476,
+        "name": "Bangkok Yai"
+      },
+      {
+        "lat": 31.15734,
+        "lon": 108.08256,
+        "name": "Yihe"
+      },
+      {
+        "lat": 27.4375,
+        "lon": 111.97306,
+        "name": "Gantang"
+      },
+      {
+        "lat": 35.60004,
+        "lon": 126.91699,
+        "name": "Jeongeup"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1891762.3,
+      "perimeter_km": 8298.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 47.23565,
+        "lon": -122.5504,
+        "name": "University Place"
+      },
+      {
+        "lat": 34.10834,
+        "lon": -117.28977,
+        "name": "San Bernardino"
+      },
+      {
+        "lat": 33.91918,
+        "lon": -118.41647,
+        "name": "El Segundo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 80952.09,
+      "perimeter_km": 3151.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 19.15892,
+        "lon": -98.40824,
+        "name": "Huejotzingo"
+      },
+      {
+        "lat": 19.28881,
+        "lon": -99.51163,
+        "name": "Lerma de Villada"
+      },
+      {
+        "lat": 23.16481,
+        "lon": -82.30116,
+        "name": "Coj\u00edmar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 43007.56,
+      "perimeter_km": 3678.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.74124,
+        "lon": 144.73631,
+        "name": "Caroline Springs"
+      },
+      {
+        "lat": -36.75818,
+        "lon": 144.28024,
+        "name": "Bendigo"
+      },
+      {
+        "lat": -33.91667,
+        "lon": 151.03333,
+        "name": "Bankstown"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 40022.13,
+      "perimeter_km": 1514.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 56.33209,
+        "lon": 46.5606,
+        "name": "Koz\u2019modem\u2019yansk"
+      },
+      {
+        "lat": 56.00121,
+        "lon": 38.36492,
+        "name": "Chernogolovka"
+      },
+      {
+        "lat": 57.30496,
+        "lon": 47.87387,
+        "name": "Yaransk"
+      },
+      {
+        "lat": 59.04709,
+        "lon": 57.64767,
+        "name": "Kizel"
+      },
+      {
+        "lat": 58.23544,
+        "lon": 92.48351,
+        "name": "Lesosibirsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 141845.62,
+      "perimeter_km": 6420.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -9.82202,
+        "lon": 28.76038,
+        "name": "Mwansabombwe"
+      },
+      {
+        "lat": -10.00055,
+        "lon": 14.89519,
+        "name": "Calulo"
+      },
+      {
+        "lat": -2.49077,
+        "lon": 28.84281,
+        "name": "Bukavu"
+      },
+      {
+        "lat": 9.22556,
+        "lon": 42.33222,
+        "name": "Bab\u012bl\u0113"
+      },
+      {
+        "lat": -1.14665,
+        "lon": 36.96087,
+        "name": "Ruiru"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1471460.14,
+      "perimeter_km": 7875.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -22.67842,
+        "lon": 14.52663,
+        "name": "Swakopmund"
+      },
+      {
+        "lat": -10.96667,
+        "lon": 22.9,
+        "name": "Tshilenge"
+      },
+      {
+        "lat": -24.81811,
+        "lon": 27.29659,
+        "name": "Amandelbult"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 963594.4,
+      "perimeter_km": 4506.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 21.93053,
+        "lon": 69.78081,
+        "name": "Bh\u0101nvad"
+      },
+      {
+        "lat": 30.78783,
+        "lon": 75.47391,
+        "name": "Jagraon"
+      },
+      {
+        "lat": 27.49581,
+        "lon": 80.99618,
+        "name": "Bisw\u0101n"
+      },
+      {
+        "lat": 27.9837,
+        "lon": 83.75925,
+        "name": "W\u0101li\u1e45"
+      },
+      {
+        "lat": 27.13181,
+        "lon": 81.95332,
+        "name": "Gond\u0101 City"
+      },
+      {
+        "lat": 23.8,
+        "lon": 90.45,
+        "name": "Bh\u0101t\u0101ra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 873366.43,
+      "perimeter_km": 5319.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.68318,
+        "lon": 1.01927,
+        "name": "El Bayadh"
+      },
+      {
+        "lat": 33.47739,
+        "lon": -7.93641,
+        "name": "Sidi Rahal"
+      },
+      {
+        "lat": 35.36395,
+        "lon": -0.51279,
+        "name": "\u2019A\u00efn el Berd"
+      },
+      {
+        "lat": 35.97999,
+        "lon": 4.18665,
+        "name": "Melouza"
+      },
+      {
+        "lat": 36.37419,
+        "lon": 9.90651,
+        "name": "El Fahs"
+      },
+      {
+        "lat": 35.82244,
+        "lon": 10.55739,
+        "name": "Kalaa Srira"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 210462.72,
+      "perimeter_km": 3474.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 39.62142,
+        "lon": 2.7253,
+        "name": "Marratx\u00ed"
+      },
+      {
+        "lat": 48.14146,
+        "lon": 11.45599,
+        "name": "Pasing"
+      },
+      {
+        "lat": 51.4878,
+        "lon": -2.50403,
+        "name": "Mangotsfield"
+      },
+      {
+        "lat": 50.6607,
+        "lon": 14.03227,
+        "name": "\u00dast\u00ed nad Labem"
+      },
+      {
+        "lat": 55.33579,
+        "lon": 41.62747,
+        "name": "Melenki"
+      },
+      {
+        "lat": 52.58501,
+        "lon": 32.76314,
+        "name": "Starodub"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2140257.12,
+      "perimeter_km": 8656.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.77856,
+        "lon": 130.74537,
+        "name": "Kot\u014d"
+      },
+      {
+        "lat": 36.41528,
+        "lon": 128.16056,
+        "name": "Sangju"
+      },
+      {
+        "lat": 46.94985,
+        "lon": 128.86849,
+        "name": "Langxiang"
+      },
+      {
+        "lat": 37.15,
+        "lon": 140.45,
+        "name": "Ishikawa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 871269.88,
+      "perimeter_km": 4096.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 47.46606,
+        "lon": 8.32663,
+        "name": "Wettingen"
+      },
+      {
+        "lat": 51.03333,
+        "lon": 7.11667,
+        "name": "Odenthal"
+      },
+      {
+        "lat": 50.41135,
+        "lon": 14.90318,
+        "name": "Mlad\u00e1 Boleslav"
+      },
+      {
+        "lat": 52.03238,
+        "lon": 23.11652,
+        "name": "Bia\u0142a Podlaska"
+      },
+      {
+        "lat": 44.92543,
+        "lon": 25.4567,
+        "name": "T\u00e2rgovi\u015fte"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 614544.6,
+      "perimeter_km": 3712.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 18.36759,
+        "lon": -95.79857,
+        "name": "Cosamaloapan"
+      },
+      {
+        "lat": 19.16347,
+        "lon": -96.21648,
+        "name": "Valente Diaz"
+      },
+      {
+        "lat": 18.88333,
+        "lon": -98.865,
+        "name": "Yecapixtla"
+      },
+      {
+        "lat": 20.22627,
+        "lon": -103.56981,
+        "name": "Zacoalco de Torres"
+      },
+      {
+        "lat": 32.72541,
+        "lon": -97.32085,
+        "name": "Fort Worth"
+      },
+      {
+        "lat": 23.04388,
+        "lon": -81.58284,
+        "name": "Matanzas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1868871.59,
+      "perimeter_km": 5863.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 13.73649,
+        "lon": 100.5239,
+        "name": "Pathum Wan"
+      },
+      {
+        "lat": 24.17687,
+        "lon": 89.5988,
+        "name": "Sh\u0101hz\u0101dpur"
+      },
+      {
+        "lat": 28.45208,
+        "lon": 104.34491,
+        "name": "Shuanglong"
+      },
+      {
+        "lat": 29.21004,
+        "lon": 106.30012,
+        "name": "Xianfeng"
+      },
+      {
+        "lat": 29.21588,
+        "lon": 119.47156,
+        "name": "Lanxi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2361693.42,
+      "perimeter_km": 7262.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.79473,
+        "lon": 0.89728,
+        "name": "Anloga"
+      },
+      {
+        "lat": 12.17024,
+        "lon": 6.66412,
+        "name": "Gusau"
+      },
+      {
+        "lat": 11.2471,
+        "lon": 10.561,
+        "name": "Kari"
+      },
+      {
+        "lat": 6.25,
+        "lon": 10.43333,
+        "name": "Oku"
+      },
+      {
+        "lat": 4.51667,
+        "lon": 12.03333,
+        "name": "Nkoteng"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 581225.84,
+      "perimeter_km": 3445.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.90561,
+        "lon": 145.00279,
+        "name": "Brighton"
+      },
+      {
+        "lat": -27.59521,
+        "lon": 153.12332,
+        "name": "Rochedale South"
+      },
+      {
+        "lat": -33.91667,
+        "lon": 151.03333,
+        "name": "Bankstown"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 138692.85,
+      "perimeter_km": 2805.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 9.97734,
+        "lon": 76.41047,
+        "name": "Puthencruz"
+      },
+      {
+        "lat": 24.59365,
+        "lon": 72.71756,
+        "name": "\u0100bu"
+      },
+      {
+        "lat": 20.46497,
+        "lon": 85.87927,
+        "name": "Cuttack"
+      },
+      {
+        "lat": 17.03795,
+        "lon": 81.77597,
+        "name": "Katheru"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1085181.17,
+      "perimeter_km": 4650.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 24.1483,
+        "lon": 115.72272,
+        "name": "Xingning"
+      },
+      {
+        "lat": 21.66667,
+        "lon": 107.86667,
+        "name": "Naliang"
+      },
+      {
+        "lat": 30.74536,
+        "lon": 120.4851,
+        "name": "Wuzhen"
+      },
+      {
+        "lat": 34.9505,
+        "lon": 127.48784,
+        "name": "Suncheon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 358454.06,
+      "perimeter_km": 4917.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 3.16027,
+        "lon": 101.51501,
+        "name": "Denai Alam"
+      },
+      {
+        "lat": 6.02867,
+        "lon": 100.40691,
+        "name": "Tokai"
+      },
+      {
+        "lat": 14.05458,
+        "lon": 101.37264,
+        "name": "Prachin Buri Town"
+      },
+      {
+        "lat": 9.81371,
+        "lon": 105.82096,
+        "name": "Ng\u00e3 B\u1ea3y"
+      },
+      {
+        "lat": -6.81167,
+        "lon": 107.6175,
+        "name": "Lembang"
+      },
+      {
+        "lat": -6.28862,
+        "lon": 106.71789,
+        "name": "South Tangerang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 916510.29,
+      "perimeter_km": 5089.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 10.63885,
+        "lon": 77.00843,
+        "name": "S\u016bleswaranpatti"
+      },
+      {
+        "lat": 17.68589,
+        "lon": 73.99333,
+        "name": "Satara"
+      },
+      {
+        "lat": 20.58573,
+        "lon": 81.07501,
+        "name": "Dalli R\u0101jhara"
+      },
+      {
+        "lat": 21.89947,
+        "lon": 87.53794,
+        "name": "Egra"
+      },
+      {
+        "lat": 13.09818,
+        "lon": 80.16152,
+        "name": "Ambattur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 746230.1,
+      "perimeter_km": 4035.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -24.1928,
+        "lon": -65.29342,
+        "name": "San Salvador de Jujuy"
+      },
+      {
+        "lat": -23.73306,
+        "lon": -52.87333,
+        "name": "Tapejara"
+      },
+      {
+        "lat": -23.58581,
+        "lon": -46.68241,
+        "name": "Itaim Bibi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 32209.67,
+      "perimeter_km": 3785.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 29.20968,
+        "lon": -99.78617,
+        "name": "Uvalde"
+      },
+      {
+        "lat": 45.01052,
+        "lon": -93.45551,
+        "name": "Plymouth"
+      },
+      {
+        "lat": 41.88975,
+        "lon": -87.98895,
+        "name": "Villa Park"
+      },
+      {
+        "lat": 39.75895,
+        "lon": -84.19161,
+        "name": "Dayton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 850394.38,
+      "perimeter_km": 4646.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.6882,
+        "lon": -6.0712,
+        "name": "Gu\u00e9yo"
+      },
+      {
+        "lat": 15.61867,
+        "lon": -16.22436,
+        "name": "Louga"
+      },
+      {
+        "lat": 6.39209,
+        "lon": 2.53725,
+        "name": "Ekp\u00e9"
+      },
+      {
+        "lat": 1.86391,
+        "lon": 9.76582,
+        "name": "Bata"
+      },
+      {
+        "lat": 6.09408,
+        "lon": -0.25913,
+        "name": "Koforidua"
+      },
+      {
+        "lat": 6.73156,
+        "lon": -1.6137,
+        "name": "Tafo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1054329.32,
+      "perimeter_km": 6677.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 39.42265,
+        "lon": -0.39686,
+        "name": "Benet\u00fasser"
+      },
+      {
+        "lat": 53.09787,
+        "lon": -2.44161,
+        "name": "Crewe"
+      },
+      {
+        "lat": 51.37547,
+        "lon": 7.70281,
+        "name": "Iserlohn"
+      },
+      {
+        "lat": 35.91247,
+        "lon": 14.50175,
+        "name": "Sliema"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1514661.04,
+      "perimeter_km": 5413.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 43.09174,
+        "lon": 5.82465,
+        "name": "Six-Fours-les-Plages"
+      },
+      {
+        "lat": 47.05893,
+        "lon": -0.87974,
+        "name": "Cholet"
+      },
+      {
+        "lat": 52.95929,
+        "lon": 5.91854,
+        "name": "Heerenveen"
+      },
+      {
+        "lat": 50.32975,
+        "lon": 11.12058,
+        "name": "Neustadt bei Coburg"
+      },
+      {
+        "lat": 50.12674,
+        "lon": 14.49363,
+        "name": "St\u0159\u00ed\u017ekov"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 582707.29,
+      "perimeter_km": 3229.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 11.45513,
+        "lon": 78.26818,
+        "name": "N\u0101magiripettai"
+      },
+      {
+        "lat": 21.26667,
+        "lon": 81.51667,
+        "name": "Kumh\u0101ri"
+      },
+      {
+        "lat": 30.7197,
+        "lon": 108.08333,
+        "name": "Fenshui"
+      },
+      {
+        "lat": 20.85829,
+        "lon": 92.29773,
+        "name": "Tekn\u0101f"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1352474.18,
+      "perimeter_km": 7736.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 27.59178,
+        "lon": 68.61848,
+        "name": "Pir Jo Goth"
+      },
+      {
+        "lat": 28.86993,
+        "lon": 75.9165,
+        "name": "Tosh\u0101m"
+      },
+      {
+        "lat": 40.7046,
+        "lon": 72.86666,
+        "name": "Kara Suu"
+      },
+      {
+        "lat": 27.47315,
+        "lon": 78.3031,
+        "name": "Jalesar"
+      },
+      {
+        "lat": 19.77889,
+        "lon": 85.17033,
+        "name": "B\u0101napur"
+      },
+      {
+        "lat": 18.42866,
+        "lon": 79.86385,
+        "name": "Bhupalpally"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1959617.68,
+      "perimeter_km": 6844.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 9.55,
+        "lon": -10.1,
+        "name": "Albad\u00e9ria"
+      },
+      {
+        "lat": 12.28,
+        "lon": -14.22222,
+        "name": "Gab\u00fa"
+      },
+      {
+        "lat": 8.36321,
+        "lon": -4.42863,
+        "name": "Dabakala"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 67383.68,
+      "perimeter_km": 2335.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 20.79393,
+        "lon": 70.70216,
+        "name": "Kod\u012bnar"
+      },
+      {
+        "lat": 25.84348,
+        "lon": 78.90683,
+        "name": "Samthar"
+      },
+      {
+        "lat": 14.11168,
+        "lon": 78.15982,
+        "name": "Kadiri"
+      },
+      {
+        "lat": 8.62931,
+        "lon": 77.91281,
+        "name": "Srivaikuntam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 783863.93,
+      "perimeter_km": 4483.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 29.385,
+        "lon": 106.51944,
+        "name": "Yudong"
+      },
+      {
+        "lat": 24.10473,
+        "lon": 88.25155,
+        "name": "Baharampur"
+      },
+      {
+        "lat": 36.45,
+        "lon": 118.4,
+        "name": "Wujing"
+      },
+      {
+        "lat": 34.52147,
+        "lon": 118.11835,
+        "name": "Gangshang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 670712.82,
+      "perimeter_km": 6539.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -17.26417,
+        "lon": 38.135,
+        "name": "Pebane"
+      },
+      {
+        "lat": -10.58333,
+        "lon": 35.4,
+        "name": "Maposeni"
+      },
+      {
+        "lat": -7.69916,
+        "lon": 36.95722,
+        "name": "Kidatu"
+      },
+      {
+        "lat": -6.45,
+        "lon": 38.33333,
+        "name": "Lugoba"
+      },
+      {
+        "lat": -6.76667,
+        "lon": 38.91667,
+        "name": "Kibaha"
+      },
+      {
+        "lat": 3.85375,
+        "lon": 45.56744,
+        "name": "Buulobarde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 629977.25,
+      "perimeter_km": 5320.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -3.99437,
+        "lon": 13.92719,
+        "name": "Mouyondzi"
+      },
+      {
+        "lat": -4.97503,
+        "lon": 23.44391,
+        "name": "Lusambo"
+      },
+      {
+        "lat": -11.35172,
+        "lon": 40.35158,
+        "name": "Moc\u00edmboa da Praia"
+      },
+      {
+        "lat": -14.80306,
+        "lon": 36.53722,
+        "name": "Cuamba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1028936.27,
+      "perimeter_km": 6367.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 17.52333,
+        "lon": 80.60405,
+        "name": "Chunchupally"
+      },
+      {
+        "lat": 29.41223,
+        "lon": 76.9547,
+        "name": "Panipat Taraf Ansar"
+      },
+      {
+        "lat": 26.71004,
+        "lon": 88.42851,
+        "name": "Siliguri"
+      },
+      {
+        "lat": 16.10864,
+        "lon": 102.25808,
+        "name": "Kaeng Khro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1918815.96,
+      "perimeter_km": 6698.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 30.75545,
+        "lon": 20.22625,
+        "name": "Ajdabiya"
+      },
+      {
+        "lat": 30.51552,
+        "lon": 31.34629,
+        "name": "Miny\u0101 al Qam\u1e29"
+      },
+      {
+        "lat": 25.19413,
+        "lon": 32.6771,
+        "name": "As Sib\u0101\u2018\u012byah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 309460.49,
+      "perimeter_km": 3038.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.43884,
+        "lon": 2.16893,
+        "name": "la Guineueta"
+      },
+      {
+        "lat": 48.8262,
+        "lon": 2.35986,
+        "name": "Paris 13e Arrondissement"
+      },
+      {
+        "lat": 53.22683,
+        "lon": -0.53792,
+        "name": "Lincoln"
+      },
+      {
+        "lat": 50.58362,
+        "lon": 5.50115,
+        "name": "Seraing"
+      },
+      {
+        "lat": 51.51312,
+        "lon": 10.25951,
+        "name": "Duderstadt"
+      },
+      {
+        "lat": 45.95689,
+        "lon": 12.66051,
+        "name": "Pordenone"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 790990.0,
+      "perimeter_km": 3829.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -21.29917,
+        "lon": -46.8025,
+        "name": "Guaran\u00e9sia"
+      },
+      {
+        "lat": -20.94944,
+        "lon": -48.47917,
+        "name": "Bebedouro"
+      },
+      {
+        "lat": -4.45528,
+        "lon": -43.88556,
+        "name": "Cod\u00f3"
+      },
+      {
+        "lat": -8.71167,
+        "lon": -36.415,
+        "name": "Jupi"
+      },
+      {
+        "lat": -8.23833,
+        "lon": -35.46167,
+        "name": "Ch\u00e3 Grande"
+      },
+      {
+        "lat": -11.4835,
+        "lon": -38.99681,
+        "name": "Teofil\u00e2ndia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1134934.4,
+      "perimeter_km": 5047.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -3.68444,
+        "lon": -42.75028,
+        "name": "Brejo"
+      },
+      {
+        "lat": -6.09111,
+        "lon": -35.20861,
+        "name": "N\u00edsia Floresta"
+      },
+      {
+        "lat": -8.48639,
+        "lon": -36.23306,
+        "name": "Cachoeirinha"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 126522.89,
+      "perimeter_km": 2063.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 29.409,
+        "lon": 106.14228,
+        "name": "Dingjia"
+      },
+      {
+        "lat": 34.47525,
+        "lon": 117.75119,
+        "name": "Chefushan"
+      },
+      {
+        "lat": 36.06488,
+        "lon": 120.38042,
+        "name": "Qingdao"
+      },
+      {
+        "lat": 34.66667,
+        "lon": 135.58333,
+        "name": "Higashiosaka"
+      },
+      {
+        "lat": 35.31558,
+        "lon": 139.31625,
+        "name": "\u014ciso"
+      },
+      {
+        "lat": 26.42333,
+        "lon": 127.82139,
+        "name": "Ishikawa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2003068.15,
+      "perimeter_km": 6888.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 44.50218,
+        "lon": 34.16624,
+        "name": "Yalta"
+      },
+      {
+        "lat": 55.59911,
+        "lon": 37.35495,
+        "name": "Moskovskiy"
+      },
+      {
+        "lat": 56.31204,
+        "lon": 38.13869,
+        "name": "Sergiyev Posad"
+      },
+      {
+        "lat": 53.09709,
+        "lon": 49.94001,
+        "name": "Novokuybyshevsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 579956.92,
+      "perimeter_km": 3677.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.20764,
+        "lon": -3.63493,
+        "name": "Maracena"
+      },
+      {
+        "lat": 48.96014,
+        "lon": 2.87885,
+        "name": "Meaux"
+      },
+      {
+        "lat": 51.58417,
+        "lon": 4.31944,
+        "name": "Steenbergen"
+      },
+      {
+        "lat": 40.7454,
+        "lon": 14.64542,
+        "name": "Nocera Inferiore"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1113666.83,
+      "perimeter_km": 4783.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.97736,
+        "lon": -67.82714,
+        "name": "Allen"
+      },
+      {
+        "lat": -33.63912,
+        "lon": -70.35318,
+        "name": "San Jos\u00e9 de Maipo"
+      },
+      {
+        "lat": -18.72011,
+        "lon": -39.85891,
+        "name": "S\u00e3o Mateus"
+      },
+      {
+        "lat": -27.87083,
+        "lon": -54.48139,
+        "name": "Santa Rosa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1605561.42,
+      "perimeter_km": 7631.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 15.04437,
+        "lon": -91.40864,
+        "name": "Momostenango"
+      },
+      {
+        "lat": 15.43358,
+        "lon": -92.90039,
+        "name": "Mapastepec"
+      },
+      {
+        "lat": 34.80243,
+        "lon": -86.97219,
+        "name": "Athens"
+      },
+      {
+        "lat": 22.31184,
+        "lon": -79.6544,
+        "name": "Placetas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1347041.04,
+      "perimeter_km": 5437.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.01327,
+        "lon": -71.26084,
+        "name": "Limache"
+      },
+      {
+        "lat": -5.26667,
+        "lon": -80.68333,
+        "name": "Catacaos"
+      },
+      {
+        "lat": -16.36314,
+        "lon": -72.1921,
+        "name": "El Pedregal"
+      },
+      {
+        "lat": -17.21718,
+        "lon": -70.92593,
+        "name": "San Antonio"
+      },
+      {
+        "lat": -31.64881,
+        "lon": -60.70868,
+        "name": "Santa Fe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1845596.79,
+      "perimeter_km": 7852.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.91806,
+        "lon": 145.03544,
+        "name": "Bentleigh"
+      },
+      {
+        "lat": -27.25204,
+        "lon": 152.99226,
+        "name": "Kallangur"
+      },
+      {
+        "lat": -27.91828,
+        "lon": 153.33275,
+        "name": "Helensvale"
+      },
+      {
+        "lat": -33.79176,
+        "lon": 151.08057,
+        "name": "Eastwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 166934.78,
+      "perimeter_km": 2880.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 36.1082,
+        "lon": 32.96113,
+        "name": "Bozyaz\u0131"
+      },
+      {
+        "lat": 36.83917,
+        "lon": 36.23025,
+        "name": "D\u00f6rtyol"
+      },
+      {
+        "lat": 38.71882,
+        "lon": 39.86268,
+        "name": "Kovanc\u0131lar"
+      },
+      {
+        "lat": 30.89315,
+        "lon": 49.40787,
+        "name": "R\u0101msh\u012br"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 399555.13,
+      "perimeter_km": 3543.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 10.49626,
+        "lon": 107.1685,
+        "name": "Th\u00e0nh Ph\u1ed1 B\u00e0 R\u1ecba"
+      },
+      {
+        "lat": 22.35,
+        "lon": 114.18333,
+        "name": "Wong Tai Sin"
+      },
+      {
+        "lat": 26.24861,
+        "lon": 117.61861,
+        "name": "Sanming"
+      },
+      {
+        "lat": 14.1079,
+        "lon": 121.14136,
+        "name": "Santo Tomas"
+      },
+      {
+        "lat": 11.77528,
+        "lon": 124.88611,
+        "name": "Catbalogan"
+      },
+      {
+        "lat": 7.22361,
+        "lon": 124.24639,
+        "name": "Cotabato"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1924257.28,
+      "perimeter_km": 6373.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.88902,
+        "lon": 35.88659,
+        "name": "\u0162ar\u0163\u016bs"
+      },
+      {
+        "lat": 39.96833,
+        "lon": 32.73083,
+        "name": "Batikent"
+      },
+      {
+        "lat": 36.55102,
+        "lon": 52.6786,
+        "name": "B\u0101bol"
+      },
+      {
+        "lat": 35.74687,
+        "lon": 51.81222,
+        "name": "Pard\u012bs"
+      },
+      {
+        "lat": 32.32612,
+        "lon": 50.8572,
+        "name": "Shahr-e Kord"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 813122.98,
+      "perimeter_km": 4331.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -32.85704,
+        "lon": -61.15114,
+        "name": "Carcara\u00f1\u00e1"
+      },
+      {
+        "lat": -15.10222,
+        "lon": -44.09194,
+        "name": "Itacarambi"
+      },
+      {
+        "lat": -26.02667,
+        "lon": -48.855,
+        "name": "Garuva"
+      },
+      {
+        "lat": -27.64528,
+        "lon": -48.66778,
+        "name": "Palho\u00e7a"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 602655.3,
+      "perimeter_km": 5442.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 43.67778,
+        "lon": 4.13611,
+        "name": "Lunel"
+      },
+      {
+        "lat": 38.68712,
+        "lon": -4.10734,
+        "name": "Puertollano"
+      },
+      {
+        "lat": 45.75423,
+        "lon": 4.83089,
+        "name": "Lyon 02"
+      },
+      {
+        "lat": 52.37513,
+        "lon": 8.96538,
+        "name": "Petershagen"
+      },
+      {
+        "lat": 43.88917,
+        "lon": 8.03933,
+        "name": "Imperia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 228415.51,
+      "perimeter_km": 4015.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 42.89427,
+        "lon": 24.71589,
+        "name": "Troyan"
+      },
+      {
+        "lat": 48.15127,
+        "lon": 17.88062,
+        "name": "\u0160a\u013ea"
+      },
+      {
+        "lat": 49.47783,
+        "lon": 20.03228,
+        "name": "Nowy Targ"
+      },
+      {
+        "lat": 50.41667,
+        "lon": 36.91667,
+        "name": "Gorod Shebekino"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 559612.73,
+      "perimeter_km": 3464.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.55969,
+        "lon": 8.31953,
+        "name": "Alghero"
+      },
+      {
+        "lat": 48.87563,
+        "lon": 9.39819,
+        "name": "Winnenden"
+      },
+      {
+        "lat": 47.51758,
+        "lon": 19.10549,
+        "name": "Zugl\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 341662.87,
+      "perimeter_km": 2819.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -21.13683,
+        "lon": -175.20114,
+        "name": "Nuku\u2018alofa"
+      },
+      {
+        "lat": -36.84853,
+        "lon": 174.76349,
+        "name": "Auckland"
+      },
+      {
+        "lat": -41.33333,
+        "lon": 173.18333,
+        "name": "Richmond"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 153194.64,
+      "perimeter_km": 5012.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 50.44548,
+        "lon": 18.86147,
+        "name": "Tarnowskie G\u00f3ry"
+      },
+      {
+        "lat": 51.26418,
+        "lon": 15.5697,
+        "name": "Boles\u0142awiec"
+      },
+      {
+        "lat": 54.61657,
+        "lon": -1.05999,
+        "name": "Redcar"
+      },
+      {
+        "lat": 66.49897,
+        "lon": 25.68867,
+        "name": "Rovaniemi"
+      },
+      {
+        "lat": 55.63755,
+        "lon": 37.76438,
+        "name": "Brateyevo"
+      },
+      {
+        "lat": 53.01522,
+        "lon": 27.54159,
+        "name": "Slutsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2227970.14,
+      "perimeter_km": 6114.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 22.90332,
+        "lon": -83.15994,
+        "name": "Bah\u00eda Honda"
+      },
+      {
+        "lat": 30.53353,
+        "lon": -92.08151,
+        "name": "Opelousas"
+      },
+      {
+        "lat": 41.12003,
+        "lon": -87.86115,
+        "name": "Kankakee"
+      },
+      {
+        "lat": 38.88101,
+        "lon": -77.10428,
+        "name": "Arlington"
+      },
+      {
+        "lat": 40.90399,
+        "lon": -74.11848,
+        "name": "Elmwood Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1737887.08,
+      "perimeter_km": 5923.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -41.43876,
+        "lon": 147.13467,
+        "name": "Launceston"
+      },
+      {
+        "lat": -37.83382,
+        "lon": 144.93834,
+        "name": "City of Port Phillip"
+      },
+      {
+        "lat": -25.28762,
+        "lon": 152.76936,
+        "name": "Hervey Bay"
+      },
+      {
+        "lat": -33.90034,
+        "lon": 151.05563,
+        "name": "Greenacre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 371518.15,
+      "perimeter_km": 3899.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.11531,
+        "lon": 145.29814,
+        "name": "Cranbourne East"
+      },
+      {
+        "lat": -37.73261,
+        "lon": 144.86504,
+        "name": "Keilor East"
+      },
+      {
+        "lat": -27.10876,
+        "lon": 152.94907,
+        "name": "Morayfield"
+      },
+      {
+        "lat": -28.07071,
+        "lon": 153.39329,
+        "name": "Robina"
+      },
+      {
+        "lat": -33.86436,
+        "lon": 151.0397,
+        "name": "Lidcombe"
+      },
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 220315.11,
+      "perimeter_km": 2969.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 20.9077,
+        "lon": 70.36786,
+        "name": "Ver\u0101val"
+      },
+      {
+        "lat": 23.8507,
+        "lon": 72.12963,
+        "name": "P\u0101tan"
+      },
+      {
+        "lat": 21.01767,
+        "lon": 75.91042,
+        "name": "Varangaon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 92448.21,
+      "perimeter_km": 1449.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 35.52336,
+        "lon": 119.51009,
+        "name": "Heshan"
+      },
+      {
+        "lat": 45.54558,
+        "lon": 126.95191,
+        "name": "Acheng"
+      },
+      {
+        "lat": 36.71667,
+        "lon": 139.68333,
+        "name": "Imaichi"
+      },
+      {
+        "lat": 36.76835,
+        "lon": 137.12572,
+        "name": "Imizu"
+      },
+      {
+        "lat": 35.35043,
+        "lon": 139.87029,
+        "name": "Kimitsu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1048061.97,
+      "perimeter_km": 5086.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 39.48508,
+        "lon": -80.14258,
+        "name": "Fairmont"
+      },
+      {
+        "lat": 45.47558,
+        "lon": -75.48401,
+        "name": "Fallingbrook"
+      },
+      {
+        "lat": 42.52509,
+        "lon": -71.75979,
+        "name": "Leominster"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 164398.62,
+      "perimeter_km": 1990.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 30.67307,
+        "lon": -8.18087,
+        "name": "Aoulouz"
+      },
+      {
+        "lat": 35.07465,
+        "lon": -1.22431,
+        "name": "Bensekrane"
+      },
+      {
+        "lat": 36.73829,
+        "lon": 3.28079,
+        "name": "Rouiba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 29227.37,
+      "perimeter_km": 2514.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -3.68017,
+        "lon": -79.68169,
+        "name": "Pi\u00f1as"
+      },
+      {
+        "lat": -0.9961,
+        "lon": -77.81315,
+        "name": "Tena"
+      },
+      {
+        "lat": -25.20791,
+        "lon": -57.53202,
+        "name": "Mariano Roque Alonso"
+      },
+      {
+        "lat": -14.63126,
+        "lon": -69.44638,
+        "name": "La Rinconada"
+      },
+      {
+        "lat": -24.80645,
+        "lon": -65.41999,
+        "name": "Salta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1053257.05,
+      "perimeter_km": 9545.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.78254,
+        "lon": 138.61077,
+        "name": "Parafield Gardens"
+      },
+      {
+        "lat": -33.80383,
+        "lon": 150.98768,
+        "name": "Westmead"
+      },
+      {
+        "lat": -37.75405,
+        "lon": 145.14864,
+        "name": "Templestowe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 210501.35,
+      "perimeter_km": 2499.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -7.40056,
+        "lon": -79.57139,
+        "name": "Pacasmayo"
+      },
+      {
+        "lat": -5.75611,
+        "lon": -78.44111,
+        "name": "Bagua Grande"
+      },
+      {
+        "lat": 4.30079,
+        "lon": -74.80754,
+        "name": "Girardot City"
+      },
+      {
+        "lat": -3.22083,
+        "lon": -64.80417,
+        "name": "Alvar\u00e3es"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 982321.74,
+      "perimeter_km": 4500.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -3.68017,
+        "lon": -79.68169,
+        "name": "Pi\u00f1as"
+      },
+      {
+        "lat": 6.05861,
+        "lon": -75.50306,
+        "name": "Retiro"
+      },
+      {
+        "lat": 10.46538,
+        "lon": -73.2531,
+        "name": "Valledupar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 19077.63,
+      "perimeter_km": 3453.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 51.18341,
+        "lon": -114.46871,
+        "name": "Cochrane"
+      },
+      {
+        "lat": 44.91608,
+        "lon": -93.10161,
+        "name": "West Saint Paul"
+      },
+      {
+        "lat": 46.81228,
+        "lon": -71.21454,
+        "name": "Qu\u00e9bec"
+      },
+      {
+        "lat": 43.59447,
+        "lon": -83.88886,
+        "name": "Bay City"
+      },
+      {
+        "lat": 29.58497,
+        "lon": -81.20784,
+        "name": "Palm Coast"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3670215.94,
+      "perimeter_km": 9706.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -3.54964,
+        "lon": 143.63229,
+        "name": "Wewak"
+      },
+      {
+        "lat": 7.50077,
+        "lon": 134.6238,
+        "name": "Ngerulmud"
+      },
+      {
+        "lat": 13.48754,
+        "lon": 144.78143,
+        "name": "Tamuning"
+      },
+      {
+        "lat": 15.21233,
+        "lon": 145.7545,
+        "name": "Saipan"
+      },
+      {
+        "lat": 6.92477,
+        "lon": 158.16109,
+        "name": "Palikir"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2657298.1,
+      "perimeter_km": 6722.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -30.30225,
+        "lon": 27.08395,
+        "name": "Zastron"
+      },
+      {
+        "lat": -27.8549,
+        "lon": 26.36583,
+        "name": "Wesselsbron"
+      },
+      {
+        "lat": -25.09598,
+        "lon": 30.44393,
+        "name": "Lydenburg"
+      },
+      {
+        "lat": -29.57366,
+        "lon": 31.11552,
+        "name": "Tongaat"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 165714.5,
+      "perimeter_km": 1688.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.29565,
+        "lon": 61.95221,
+        "name": "Kushk"
+      },
+      {
+        "lat": 45.84806,
+        "lon": 62.15254,
+        "name": "Novokazalinsk"
+      },
+      {
+        "lat": 38.26746,
+        "lon": 67.89886,
+        "name": "Denov"
+      },
+      {
+        "lat": 30.71397,
+        "lon": 76.83824,
+        "name": "Mani M\u0101jra"
+      },
+      {
+        "lat": 29.61194,
+        "lon": 78.34274,
+        "name": "Naj\u012bb\u0101b\u0101d"
+      },
+      {
+        "lat": 25.81299,
+        "lon": 72.57879,
+        "name": "Samdari"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1329192.18,
+      "perimeter_km": 5752.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.37966,
+        "lon": -3.73909,
+        "name": "Puerta Bonita"
+      },
+      {
+        "lat": 44.20199,
+        "lon": 0.62055,
+        "name": "Agen"
+      },
+      {
+        "lat": 48.39029,
+        "lon": -4.48628,
+        "name": "Brest"
+      },
+      {
+        "lat": 50.90964,
+        "lon": 6.18874,
+        "name": "Baesweiler"
+      },
+      {
+        "lat": 52.42719,
+        "lon": 22.86231,
+        "name": "Siemiatycze"
+      },
+      {
+        "lat": 41.5055,
+        "lon": 15.3391,
+        "name": "Lucera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2039074.55,
+      "perimeter_km": 6085.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 43.30438,
+        "lon": -2.97352,
+        "name": "Erandio"
+      },
+      {
+        "lat": 51.68195,
+        "lon": -4.16191,
+        "name": "Llanelli"
+      },
+      {
+        "lat": 51.9925,
+        "lon": 5.09167,
+        "name": "Vianen"
+      },
+      {
+        "lat": 50.01311,
+        "lon": 8.42779,
+        "name": "Fl\u00f6rsheim"
+      },
+      {
+        "lat": 40.71667,
+        "lon": 19.56667,
+        "name": "Fier-\u00c7if\u00e7i"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1249940.44,
+      "perimeter_km": 5119.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -21.13683,
+        "lon": -175.20114,
+        "name": "Nuku\u2018alofa"
+      },
+      {
+        "lat": -36.8,
+        "lon": 174.75,
+        "name": "North Shore"
+      },
+      {
+        "lat": -41.26667,
+        "lon": 174.95,
+        "name": "Wainuiomata"
+      },
+      {
+        "lat": -46.4,
+        "lon": 168.35,
+        "name": "Invercargill"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 531985.54,
+      "perimeter_km": 6448.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.61983,
+        "lon": -86.60888,
+        "name": "Trussville"
+      },
+      {
+        "lat": 41.26194,
+        "lon": -95.86083,
+        "name": "Council Bluffs"
+      },
+      {
+        "lat": 41.58227,
+        "lon": -85.83444,
+        "name": "Goshen"
+      },
+      {
+        "lat": 44.35012,
+        "lon": -78.73286,
+        "name": "Lindsay"
+      },
+      {
+        "lat": 38.784,
+        "lon": -77.46971,
+        "name": "Manassas Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 900636.96,
+      "perimeter_km": 4295.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 37.30588,
+        "lon": -89.51815,
+        "name": "Cape Girardeau"
+      },
+      {
+        "lat": 39.04833,
+        "lon": -95.67804,
+        "name": "Topeka"
+      },
+      {
+        "lat": 42.0953,
+        "lon": -87.93757,
+        "name": "Prospect Heights"
+      },
+      {
+        "lat": 43.04946,
+        "lon": -88.00759,
+        "name": "Wauwatosa"
+      },
+      {
+        "lat": 40.66312,
+        "lon": -73.76221,
+        "name": "Springfield Gardens"
+      },
+      {
+        "lat": 38.89511,
+        "lon": -77.21165,
+        "name": "Idylwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 653811.85,
+      "perimeter_km": 4066.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 50.58008,
+        "lon": 16.50164,
+        "name": "Nowa Ruda"
+      },
+      {
+        "lat": 51.11112,
+        "lon": 13.91199,
+        "name": "Radeberg"
+      },
+      {
+        "lat": 51.74776,
+        "lon": 19.32564,
+        "name": "Konstantyn\u00f3w \u0141\u00f3dzki"
+      },
+      {
+        "lat": 53.68477,
+        "lon": 27.13171,
+        "name": "Dzyarzhynsk"
+      },
+      {
+        "lat": 51.55912,
+        "lon": 21.84829,
+        "name": "D\u0119blin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 56712.97,
+      "perimeter_km": 1957.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 39.24611,
+        "lon": -94.41912,
+        "name": "Liberty"
+      },
+      {
+        "lat": 43.78727,
+        "lon": -79.20636,
+        "name": "Morningside"
+      },
+      {
+        "lat": 45.50008,
+        "lon": -73.41583,
+        "name": "Saint-Hubert"
+      },
+      {
+        "lat": 41.00176,
+        "lon": -73.66568,
+        "name": "Port Chester"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 493884.25,
+      "perimeter_km": 4128.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 45.57176,
+        "lon": 9.02681,
+        "name": "Lainate"
+      },
+      {
+        "lat": 48.90924,
+        "lon": 2.13754,
+        "name": "Montesson"
+      },
+      {
+        "lat": 51.42167,
+        "lon": 5.55972,
+        "name": "Geldrop"
+      },
+      {
+        "lat": 46.13333,
+        "lon": 22.78333,
+        "name": "Brad"
+      },
+      {
+        "lat": 42.35055,
+        "lon": 13.39954,
+        "name": "L'Aquila"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 695156.85,
+      "perimeter_km": 3754.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 27.77605,
+        "lon": 120.65859,
+        "name": "Rui\u2019an"
+      },
+      {
+        "lat": 27.40556,
+        "lon": 111.98694,
+        "name": "Santangpu"
+      },
+      {
+        "lat": 34.46667,
+        "lon": 117.96667,
+        "name": "Picheng"
+      },
+      {
+        "lat": 36.45,
+        "lon": 136.63333,
+        "name": "Tsurugi-asahimachi"
+      },
+      {
+        "lat": 31.73333,
+        "lon": 131.06667,
+        "name": "Miyakonoj\u014d"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1168961.82,
+      "perimeter_km": 5356.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.36028,
+        "lon": 125.13722,
+        "name": "Songhwa"
+      },
+      {
+        "lat": 36.05342,
+        "lon": 139.26612,
+        "name": "Ogawamachi"
+      },
+      {
+        "lat": 35.64188,
+        "lon": 139.64715,
+        "name": "Setagaya"
+      },
+      {
+        "lat": 35.16349,
+        "lon": 136.73222,
+        "name": "Aisai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 106064.08,
+      "perimeter_km": 2694.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -42.87936,
+        "lon": 147.32941,
+        "name": "Hobart"
+      },
+      {
+        "lat": -37.88461,
+        "lon": 145.29539,
+        "name": "Ferntree Gully"
+      },
+      {
+        "lat": -36.12179,
+        "lon": 146.88809,
+        "name": "Wodonga"
+      },
+      {
+        "lat": -27.62563,
+        "lon": 152.96883,
+        "name": "Forest Lake"
+      },
+      {
+        "lat": -34.03857,
+        "lon": 151.10005,
+        "name": "Miranda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 319137.6,
+      "perimeter_km": 3699.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 21.33726,
+        "lon": 71.3035,
+        "name": "Savarkundla"
+      },
+      {
+        "lat": 32.32422,
+        "lon": 74.35039,
+        "name": "Daska Kalan"
+      },
+      {
+        "lat": 21.15313,
+        "lon": 79.0076,
+        "name": "W\u0101ri"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 490808.01,
+      "perimeter_km": 3381.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.10409,
+        "lon": -122.25664,
+        "name": "Vallejo"
+      },
+      {
+        "lat": 38.75212,
+        "lon": -121.28801,
+        "name": "Roseville"
+      },
+      {
+        "lat": 46.28569,
+        "lon": -119.28446,
+        "name": "Richland"
+      },
+      {
+        "lat": 33.74585,
+        "lon": -117.82617,
+        "name": "Tustin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 272934.08,
+      "perimeter_km": 2991.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 23.01754,
+        "lon": 76.72208,
+        "name": "Ashta"
+      },
+      {
+        "lat": 27.10383,
+        "lon": 84.46185,
+        "name": "Narkati\u0101ganj"
+      },
+      {
+        "lat": 24.70095,
+        "lon": 93.90332,
+        "name": "Samurou"
+      },
+      {
+        "lat": 31.16611,
+        "lon": 112.58306,
+        "name": "Zhongxiang"
+      },
+      {
+        "lat": 16.75847,
+        "lon": 100.11742,
+        "name": "Bang Rakam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3563042.84,
+      "perimeter_km": 8429.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.20007,
+        "lon": -85.82274,
+        "name": "Shively"
+      },
+      {
+        "lat": 41.14198,
+        "lon": -87.86115,
+        "name": "Bradley"
+      },
+      {
+        "lat": 43.85012,
+        "lon": -79.03288,
+        "name": "Ajax"
+      },
+      {
+        "lat": 43.01839,
+        "lon": -78.6967,
+        "name": "East Amherst"
+      },
+      {
+        "lat": 42.02454,
+        "lon": -71.12866,
+        "name": "Easton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 366668.98,
+      "perimeter_km": 3198.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -36.75818,
+        "lon": 144.28024,
+        "name": "Bendigo"
+      },
+      {
+        "lat": -34.92873,
+        "lon": 138.60334,
+        "name": "Adelaide city centre"
+      },
+      {
+        "lat": -33.91972,
+        "lon": 151.07592,
+        "name": "Lakemba"
+      },
+      {
+        "lat": -37.77988,
+        "lon": 144.92276,
+        "name": "Ascot Vale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 179467.99,
+      "perimeter_km": 2527.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.3665,
+        "lon": -89.51925,
+        "name": "Oxford"
+      },
+      {
+        "lat": 42.04114,
+        "lon": -87.69006,
+        "name": "Evanston"
+      },
+      {
+        "lat": 41.63526,
+        "lon": -70.92701,
+        "name": "New Bedford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 586117.78,
+      "perimeter_km": 4068.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -16.62375,
+        "lon": -72.71055,
+        "name": "Caman\u00e1"
+      },
+      {
+        "lat": -12.09655,
+        "lon": -77.04258,
+        "name": "San Isidro"
+      },
+      {
+        "lat": -6.53389,
+        "lon": -64.38306,
+        "name": "Canutama"
+      },
+      {
+        "lat": -14.83223,
+        "lon": -64.90335,
+        "name": "Trinidad"
+      },
+      {
+        "lat": -22.01643,
+        "lon": -63.67753,
+        "name": "Yacuiba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1219821.86,
+      "perimeter_km": 5061.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.51922,
+        "lon": -81.4579,
+        "name": "Mayfield Heights"
+      },
+      {
+        "lat": 42.02558,
+        "lon": -88.17841,
+        "name": "Streamwood"
+      },
+      {
+        "lat": 41.4901,
+        "lon": -71.31283,
+        "name": "Newport"
+      },
+      {
+        "lat": 40.80677,
+        "lon": -74.18542,
+        "name": "Bloomfield"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 82671.32,
+      "perimeter_km": 2823.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.70462,
+        "lon": 145.10302,
+        "name": "Greensborough"
+      },
+      {
+        "lat": -23.69748,
+        "lon": 133.88362,
+        "name": "Alice Springs"
+      },
+      {
+        "lat": -25.54073,
+        "lon": 152.70493,
+        "name": "Maryborough"
+      },
+      {
+        "lat": -33.92399,
+        "lon": 151.22749,
+        "name": "Kingsford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1563579.05,
+      "perimeter_km": 5436.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.72874,
+        "lon": -96.62277,
+        "name": "Balch Springs"
+      },
+      {
+        "lat": 40.84856,
+        "lon": -111.90688,
+        "name": "North Salt Lake"
+      },
+      {
+        "lat": 43.90012,
+        "lon": -78.84957,
+        "name": "Oshawa"
+      },
+      {
+        "lat": 38.25285,
+        "lon": -85.65579,
+        "name": "Saint Matthews"
+      },
+      {
+        "lat": 37.22764,
+        "lon": -80.01282,
+        "name": "Cave Spring"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1996612.4,
+      "perimeter_km": 7295.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 13.67741,
+        "lon": -89.28335,
+        "name": "Santa Tecla"
+      },
+      {
+        "lat": 32.9029,
+        "lon": -96.56388,
+        "name": "Rowlett"
+      },
+      {
+        "lat": 34.81509,
+        "lon": -92.22432,
+        "name": "Sherwood"
+      },
+      {
+        "lat": 41.97263,
+        "lon": -71.32474,
+        "name": "North Attleborough Center"
+      },
+      {
+        "lat": 25.95065,
+        "lon": -80.12282,
+        "name": "Sunny Isles Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3181695.21,
+      "perimeter_km": 8317.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 29.58354,
+        "lon": 105.06216,
+        "name": "Neijiang"
+      },
+      {
+        "lat": 34.51389,
+        "lon": 117.85278,
+        "name": "Daizhuang"
+      },
+      {
+        "lat": 27.40556,
+        "lon": 111.98694,
+        "name": "Santangpu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 340834.63,
+      "perimeter_km": 3009.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 7.50077,
+        "lon": 134.6238,
+        "name": "Ngerulmud"
+      },
+      {
+        "lat": 13.48773,
+        "lon": 144.78138,
+        "name": "Tamuning-Tumon-Harmon Village"
+      },
+      {
+        "lat": 15.21233,
+        "lon": 145.7545,
+        "name": "Saipan"
+      },
+      {
+        "lat": -3.54964,
+        "lon": 143.63229,
+        "name": "Wewak"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1258953.96,
+      "perimeter_km": 5196.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 17.20667,
+        "lon": -100.43306,
+        "name": "Atoyac de \u00c1lvarez"
+      },
+      {
+        "lat": 19.274,
+        "lon": -99.77169,
+        "name": "San Antonio Acahualco"
+      },
+      {
+        "lat": 21.99631,
+        "lon": -99.01093,
+        "name": "Ciudad Valles"
+      },
+      {
+        "lat": 31.34038,
+        "lon": -110.93425,
+        "name": "Nogales"
+      },
+      {
+        "lat": 20.66667,
+        "lon": -88.56667,
+        "name": "Chich\u00e9n-Itz\u00e1"
+      },
+      {
+        "lat": 17.49952,
+        "lon": -88.19756,
+        "name": "Belize City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1841318.96,
+      "perimeter_km": 6303.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.88413,
+        "lon": 144.78367,
+        "name": "Altona Meadows"
+      },
+      {
+        "lat": -32.24295,
+        "lon": 148.60484,
+        "name": "Dubbo"
+      },
+      {
+        "lat": -24.86621,
+        "lon": 152.3479,
+        "name": "Bundaberg"
+      },
+      {
+        "lat": -34.06564,
+        "lon": 151.01266,
+        "name": "Engadine"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 267992.91,
+      "perimeter_km": 3348.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -18.22047,
+        "lon": -49.72993,
+        "name": "Bom Jesus de Goi\u00e1s"
+      },
+      {
+        "lat": -3.7175,
+        "lon": -53.73667,
+        "name": "Uruar\u00e1"
+      },
+      {
+        "lat": -1.68222,
+        "lon": -50.48028,
+        "name": "Breves"
+      },
+      {
+        "lat": -15.29333,
+        "lon": -39.07528,
+        "name": "Una"
+      },
+      {
+        "lat": -23.11694,
+        "lon": -46.55028,
+        "name": "Atibaia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1775265.13,
+      "perimeter_km": 5868.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 19.55939,
+        "lon": -98.89884,
+        "name": "Chiconcuac"
+      },
+      {
+        "lat": 32.68589,
+        "lon": -117.18309,
+        "name": "Coronado"
+      },
+      {
+        "lat": 33.19762,
+        "lon": -96.61527,
+        "name": "McKinney"
+      },
+      {
+        "lat": 39.55228,
+        "lon": -84.23327,
+        "name": "Springboro"
+      },
+      {
+        "lat": 37.55376,
+        "lon": -77.46026,
+        "name": "Richmond"
+      },
+      {
+        "lat": 22.34184,
+        "lon": -80.55596,
+        "name": "Rodas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 4632601.06,
+      "perimeter_km": 9835.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 49.37794,
+        "lon": 1.10467,
+        "name": "Saint-\u00c9tienne-du-Rouvray"
+      },
+      {
+        "lat": 55.66613,
+        "lon": 12.51388,
+        "name": "Valby"
+      },
+      {
+        "lat": 58.39118,
+        "lon": 13.84506,
+        "name": "Sk\u00f6vde"
+      },
+      {
+        "lat": 56.01931,
+        "lon": 39.94848,
+        "name": "Lakinsk"
+      },
+      {
+        "lat": 50.08809,
+        "lon": 20.02786,
+        "name": "Bie\u0144czyce"
+      },
+      {
+        "lat": 46.68333,
+        "lon": 21.1,
+        "name": "B\u00e9k\u00e9scsaba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1703026.23,
+      "perimeter_km": 6313.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.12342,
+        "lon": 131.80401,
+        "name": "Usuki"
+      },
+      {
+        "lat": 32.49069,
+        "lon": 119.90812,
+        "name": "Taizhou"
+      },
+      {
+        "lat": 39.0425,
+        "lon": 127.52389,
+        "name": "Anby\u014fn-\u016dp"
+      },
+      {
+        "lat": 35.73531,
+        "lon": 140.12445,
+        "name": "Yachiyo"
+      },
+      {
+        "lat": 34.97159,
+        "lon": 138.94643,
+        "name": "Izu"
+      },
+      {
+        "lat": 34.48333,
+        "lon": 133.36667,
+        "name": "Fukuyama"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 734879.28,
+      "perimeter_km": 4143.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.65,
+        "lon": 145.03333,
+        "name": "Epping"
+      },
+      {
+        "lat": -34.75705,
+        "lon": 138.60819,
+        "name": "Paralowie"
+      },
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -27.49325,
+        "lon": 153.05826,
+        "name": "Coorparoo"
+      },
+      {
+        "lat": -28.11694,
+        "lon": 153.46584,
+        "name": "Palm Beach"
+      },
+      {
+        "lat": -33.28397,
+        "lon": 149.10018,
+        "name": "Orange"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 620121.68,
+      "perimeter_km": 3691.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -21.71111,
+        "lon": -46.24639,
+        "name": "Campestre"
+      },
+      {
+        "lat": -18.41917,
+        "lon": -49.21528,
+        "name": "Itumbiara"
+      },
+      {
+        "lat": -3.36139,
+        "lon": -42.41778,
+        "name": "S\u00e3o Bernardo"
+      },
+      {
+        "lat": -5.1275,
+        "lon": -39.73222,
+        "name": "Boa Viagem"
+      },
+      {
+        "lat": -7.21337,
+        "lon": -40.137,
+        "name": "Araripe"
+      },
+      {
+        "lat": -5.19889,
+        "lon": -35.46083,
+        "name": "Touros"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1136403.72,
+      "perimeter_km": 5639.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 2.2152,
+        "lon": 102.2851,
+        "name": "Kampung Bukit Baharu"
+      },
+      {
+        "lat": 1.3803,
+        "lon": 103.75197,
+        "name": "Teck Whye"
+      },
+      {
+        "lat": 2.99424,
+        "lon": 101.78875,
+        "name": "Kajang"
+      },
+      {
+        "lat": 2.51667,
+        "lon": 111.43333,
+        "name": "Daro"
+      },
+      {
+        "lat": -8.70536,
+        "lon": 116.27036,
+        "name": "Praya"
+      },
+      {
+        "lat": -7.71556,
+        "lon": 110.35556,
+        "name": "Sleman"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1006544.51,
+      "perimeter_km": 4982.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -6.73361,
+        "lon": 108.26278,
+        "name": "Jatiwangi"
+      },
+      {
+        "lat": 2.4701,
+        "lon": 102.2302,
+        "name": "Tampin"
+      },
+      {
+        "lat": 4.5388,
+        "lon": 101.0365,
+        "name": "Lahat"
+      },
+      {
+        "lat": -0.9516,
+        "lon": 122.7875,
+        "name": "Luwuk"
+      },
+      {
+        "lat": -8.1335,
+        "lon": 113.2248,
+        "name": "Lumajang"
+      },
+      {
+        "lat": -7.7625,
+        "lon": 110.43167,
+        "name": "Depok"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1603018.36,
+      "perimeter_km": 5882.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 28.24574,
+        "lon": 69.17974,
+        "name": "Kandhkot"
+      },
+      {
+        "lat": 41.03709,
+        "lon": 72.4832,
+        "name": "Kochkor-Ata"
+      },
+      {
+        "lat": 28.86586,
+        "lon": 77.2841,
+        "name": "Khekra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 551081.65,
+      "perimeter_km": 3669.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 14.63333,
+        "lon": -16.23333,
+        "name": "Ti\u00e9bo"
+      },
+      {
+        "lat": 17.07754,
+        "lon": -12.03869,
+        "name": "Guerou"
+      },
+      {
+        "lat": 11.74542,
+        "lon": -2.93006,
+        "name": "Boromo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 263057.15,
+      "perimeter_km": 3145.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.7688,
+        "lon": -1.50229,
+        "name": "Totana"
+      },
+      {
+        "lat": 40.38897,
+        "lon": -3.74569,
+        "name": "Latina"
+      },
+      {
+        "lat": 47.36667,
+        "lon": 1.75,
+        "name": "Romorantin-Lanthenay"
+      },
+      {
+        "lat": 53.10766,
+        "lon": 8.46322,
+        "name": "Hude"
+      },
+      {
+        "lat": 41.00996,
+        "lon": 14.13013,
+        "name": "Casal di Principe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1264334.99,
+      "perimeter_km": 4837.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -22.23333,
+        "lon": -53.34306,
+        "name": "Nova Andradina"
+      },
+      {
+        "lat": -15.67572,
+        "lon": -58.09021,
+        "name": "Mirassol d'Oeste"
+      },
+      {
+        "lat": -11.62778,
+        "lon": -46.82056,
+        "name": "Dian\u00f3polis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 556187.48,
+      "perimeter_km": 3548.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -7.3,
+        "lon": 20.73333,
+        "name": "Chitato"
+      },
+      {
+        "lat": -3.28333,
+        "lon": 31.52583,
+        "name": "Uyovu"
+      },
+      {
+        "lat": -3.49194,
+        "lon": 31.96389,
+        "name": "Ushirombo"
+      },
+      {
+        "lat": -6.08125,
+        "lon": 36.64657,
+        "name": "Kibaigwa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 318889.73,
+      "perimeter_km": 3685.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.1671,
+        "lon": -8.6691,
+        "name": "Aldoar"
+      },
+      {
+        "lat": 49.86899,
+        "lon": 8.9321,
+        "name": "Gro\u00df-Umstadt"
+      },
+      {
+        "lat": 43.28289,
+        "lon": 5.36021,
+        "name": "Marseille 07"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 416544.74,
+      "perimeter_km": 3630.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 21.50733,
+        "lon": -104.89332,
+        "name": "Tepic"
+      },
+      {
+        "lat": 19.30653,
+        "lon": -99.59279,
+        "name": "Santa Mar\u00eda Totoltepec"
+      },
+      {
+        "lat": 18.86861,
+        "lon": -99.20833,
+        "name": "Tres de Mayo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 8221.85,
+      "perimeter_km": 1329.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 45.71667,
+        "lon": 24.15,
+        "name": "Cisn\u0103die"
+      },
+      {
+        "lat": 48.75763,
+        "lon": 17.8309,
+        "name": "Nov\u00e9 Mesto nad V\u00e1hom"
+      },
+      {
+        "lat": 49.78498,
+        "lon": 22.76728,
+        "name": "Przemy\u015bl"
+      },
+      {
+        "lat": 55.65384,
+        "lon": 37.86234,
+        "name": "Kotel\u2019niki"
+      },
+      {
+        "lat": 53.44325,
+        "lon": 41.81061,
+        "name": "Morshansk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 600537.04,
+      "perimeter_km": 4047.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.52111,
+        "lon": 130.42444,
+        "name": "Katanawa"
+      },
+      {
+        "lat": 39.02111,
+        "lon": 117.64694,
+        "name": "Tanggu"
+      },
+      {
+        "lat": 36.75,
+        "lon": 140.13333,
+        "name": "Ogawa"
+      },
+      {
+        "lat": 35.76232,
+        "lon": 139.31952,
+        "name": "Hamura"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 558626.69,
+      "perimeter_km": 4263.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -15.61532,
+        "lon": -43.59187,
+        "name": "Barreiro do Ja\u00edba"
+      },
+      {
+        "lat": -17.13806,
+        "lon": -49.98806,
+        "name": "Indiara"
+      },
+      {
+        "lat": -2.64528,
+        "lon": -44.895,
+        "name": "Palmeir\u00e2ndia"
+      },
+      {
+        "lat": -3.90139,
+        "lon": -38.39111,
+        "name": "Aquiraz"
+      },
+      {
+        "lat": -13.11333,
+        "lon": -38.89556,
+        "name": "Jaguaripe"
+      },
+      {
+        "lat": -19.78972,
+        "lon": -42.13917,
+        "name": "Caratinga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1408550.16,
+      "perimeter_km": 5476.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.66667,
+        "lon": -6.41667,
+        "name": "Mab\u00e9hiri"
+      },
+      {
+        "lat": 6.87341,
+        "lon": -6.84829,
+        "name": "Belleville"
+      },
+      {
+        "lat": 9.80955,
+        "lon": -3.34577,
+        "name": "Doropo"
+      },
+      {
+        "lat": 9.55111,
+        "lon": 1.18611,
+        "name": "Kara"
+      },
+      {
+        "lat": 7.36983,
+        "lon": 4.1863,
+        "name": "Ikire"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 324552.62,
+      "perimeter_km": 2741.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -29.59111,
+        "lon": -51.16056,
+        "name": "Ivoti"
+      },
+      {
+        "lat": -7.24972,
+        "lon": -39.14306,
+        "name": "Miss\u00e3o Velha"
+      },
+      {
+        "lat": -20.83778,
+        "lon": -40.72194,
+        "name": "Pi\u00fama"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 688897.13,
+      "perimeter_km": 5734.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.5841,
+        "lon": -122.36608,
+        "name": "Burlingame"
+      },
+      {
+        "lat": 49.17003,
+        "lon": -123.13683,
+        "name": "Richmond"
+      },
+      {
+        "lat": 53.27237,
+        "lon": -110.02256,
+        "name": "Lloydminster"
+      },
+      {
+        "lat": 42.32002,
+        "lon": -89.05816,
+        "name": "Loves Park"
+      },
+      {
+        "lat": 38.96667,
+        "lon": -94.6169,
+        "name": "Leawood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3096413.73,
+      "perimeter_km": 7296.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 29.99883,
+        "lon": -95.26216,
+        "name": "Humble"
+      },
+      {
+        "lat": 38.25445,
+        "lon": -104.60914,
+        "name": "Pueblo"
+      },
+      {
+        "lat": 40.04837,
+        "lon": -86.46917,
+        "name": "Lebanon"
+      },
+      {
+        "lat": 40.69538,
+        "lon": -73.99375,
+        "name": "Brooklyn Heights"
+      },
+      {
+        "lat": 34.25704,
+        "lon": -85.16467,
+        "name": "Rome"
+      },
+      {
+        "lat": 26.62535,
+        "lon": -81.6248,
+        "name": "Lehigh Acres"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2003951.8,
+      "perimeter_km": 7405.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -23.69748,
+        "lon": 133.88362,
+        "name": "Alice Springs"
+      },
+      {
+        "lat": -33.95,
+        "lon": 151.11667,
+        "name": "Bexley"
+      },
+      {
+        "lat": -37.6,
+        "lon": 145.15,
+        "name": "Doreen"
+      },
+      {
+        "lat": -38.16604,
+        "lon": 145.13643,
+        "name": "Frankston South"
+      },
+      {
+        "lat": -37.89138,
+        "lon": 144.62368,
+        "name": "Wyndham Vale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 693487.33,
+      "perimeter_km": 4694.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.05916,
+        "lon": 145.40947,
+        "name": "Officer"
+      },
+      {
+        "lat": -37.65,
+        "lon": 145.03333,
+        "name": "Epping"
+      },
+      {
+        "lat": -36.12179,
+        "lon": 146.88809,
+        "name": "Wodonga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 6567.57,
+      "perimeter_km": 545.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -41.51603,
+        "lon": 173.9528,
+        "name": "Blenheim"
+      },
+      {
+        "lat": -39.93333,
+        "lon": 175.05,
+        "name": "Whanganui"
+      },
+      {
+        "lat": -38.65333,
+        "lon": 178.00417,
+        "name": "Gisborne"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 16343.27,
+      "perimeter_km": 959.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 23.85808,
+        "lon": 120.5857,
+        "name": "Tianzhong"
+      },
+      {
+        "lat": 33.97444,
+        "lon": 116.79167,
+        "name": "Huaibei"
+      },
+      {
+        "lat": 34.45,
+        "lon": 115.65,
+        "name": "Shangqiu"
+      },
+      {
+        "lat": 35.068,
+        "lon": 127.75147,
+        "name": "Hadong"
+      },
+      {
+        "lat": 37.58333,
+        "lon": 140.43333,
+        "name": "Nihommatsu"
+      },
+      {
+        "lat": 34.81352,
+        "lon": 135.64914,
+        "name": "Hirakata"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1296126.17,
+      "perimeter_km": 6002.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 13.31536,
+        "lon": 12.61135,
+        "name": "Diffa"
+      },
+      {
+        "lat": 13.47481,
+        "lon": 22.45744,
+        "name": "El Geneina Fort"
+      },
+      {
+        "lat": 1.35639,
+        "lon": 31.22222,
+        "name": "Kikube"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 719667.98,
+      "perimeter_km": 5164.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -24.79889,
+        "lon": -53.30667,
+        "name": "Corb\u00e9lia"
+      },
+      {
+        "lat": -16.83056,
+        "lon": -49.53194,
+        "name": "Guap\u00f3"
+      },
+      {
+        "lat": -15.67941,
+        "lon": -48.19667,
+        "name": "Brazl\u00e2ndia"
+      },
+      {
+        "lat": -2.95528,
+        "lon": -44.80694,
+        "name": "S\u00e3o Jo\u00e3o Batista"
+      },
+      {
+        "lat": -22.53722,
+        "lon": -42.98194,
+        "name": "Guapimirim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1394988.28,
+      "perimeter_km": 5890.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -1.94995,
+        "lon": 30.05885,
+        "name": "Kigali"
+      },
+      {
+        "lat": 1.15167,
+        "lon": 33.155,
+        "name": "Buyende"
+      },
+      {
+        "lat": -3.13333,
+        "lon": 33.53333,
+        "name": "Malampaka"
+      },
+      {
+        "lat": -8.9,
+        "lon": 34.58333,
+        "name": "Ilembula"
+      },
+      {
+        "lat": -14.82027,
+        "lon": 34.63586,
+        "name": "Ntcheu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 370425.97,
+      "perimeter_km": 3792.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 8.54884,
+        "lon": 76.91716,
+        "name": "Sreekaryam"
+      },
+      {
+        "lat": 24.79686,
+        "lon": 85.00385,
+        "name": "Gaya"
+      },
+      {
+        "lat": 20.28845,
+        "lon": 82.7606,
+        "name": "Kharhi\u0101l"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 15976.63,
+      "perimeter_km": 4000.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 50.12366,
+        "lon": 14.45209,
+        "name": "Kobylisy"
+      },
+      {
+        "lat": 48.35022,
+        "lon": 39.72698,
+        "name": "Sukhodilsk"
+      },
+      {
+        "lat": 46.10919,
+        "lon": 33.69206,
+        "name": "Armyansk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 320668.04,
+      "perimeter_km": 3847.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -25.59912,
+        "lon": -54.57355,
+        "name": "Puerto Iguaz\u00fa"
+      },
+      {
+        "lat": -21.4825,
+        "lon": -51.53278,
+        "name": "Dracena"
+      },
+      {
+        "lat": -23.52098,
+        "lon": -51.68179,
+        "name": "Mandaguari"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 31087.23,
+      "perimeter_km": 1152.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.94853,
+        "lon": 145.15274,
+        "name": "Springvale"
+      },
+      {
+        "lat": -37.56622,
+        "lon": 143.84957,
+        "name": "Ballarat"
+      },
+      {
+        "lat": -34.18551,
+        "lon": 142.16251,
+        "name": "Mildura"
+      },
+      {
+        "lat": -27.10876,
+        "lon": 152.94907,
+        "name": "Morayfield"
+      },
+      {
+        "lat": -27.94402,
+        "lon": 153.39815,
+        "name": "Labrador"
+      },
+      {
+        "lat": -33.88096,
+        "lon": 151.07986,
+        "name": "Strathfield"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 518730.21,
+      "perimeter_km": 3322.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 14.0943,
+        "lon": 74.4845,
+        "name": "Murudeshwara"
+      },
+      {
+        "lat": 20.1427,
+        "lon": 74.23946,
+        "name": "L\u0101salgaon"
+      },
+      {
+        "lat": 28.70489,
+        "lon": 77.05285,
+        "name": "Nithari"
+      },
+      {
+        "lat": 23.89921,
+        "lon": 79.19393,
+        "name": "Patharia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 357584.09,
+      "perimeter_km": 3439.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -41.05584,
+        "lon": 145.90375,
+        "name": "Burnie"
+      },
+      {
+        "lat": -37.68333,
+        "lon": 145.01667,
+        "name": "Thomastown"
+      },
+      {
+        "lat": -27.93994,
+        "lon": 153.31436,
+        "name": "Pacific Pines"
+      },
+      {
+        "lat": -35.41647,
+        "lon": 149.06954,
+        "name": "Tuggeranong Administrative District"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 216571.71,
+      "perimeter_km": 3321.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 43.4058,
+        "lon": 6.06172,
+        "name": "Brignoles"
+      },
+      {
+        "lat": 48.88341,
+        "lon": 2.23894,
+        "name": "Puteaux"
+      },
+      {
+        "lat": 53.64972,
+        "lon": 10.18417,
+        "name": "Volksdorf"
+      },
+      {
+        "lat": 55.80797,
+        "lon": 37.45814,
+        "name": "Pokrovskoye-Streshn\u00ebvo"
+      },
+      {
+        "lat": 55.99003,
+        "lon": 40.02052,
+        "name": "Sobinka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1140303.01,
+      "perimeter_km": 6132.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -16.3575,
+        "lon": -46.90611,
+        "name": "Una\u00ed"
+      },
+      {
+        "lat": -5.37139,
+        "lon": -45.63639,
+        "name": "Jenipapo dos Vieiras"
+      },
+      {
+        "lat": -5.25806,
+        "lon": -44.64889,
+        "name": "Tuntum"
+      },
+      {
+        "lat": -3.49586,
+        "lon": -42.56198,
+        "name": "Santa Quit\u00e9ria do Maranh\u00e3o"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 186140.18,
+      "perimeter_km": 3149.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 29.14816,
+        "lon": 31.12733,
+        "name": "B\u016bsh"
+      },
+      {
+        "lat": 31.16844,
+        "lon": 31.7655,
+        "name": "Kafr al Kurd\u012b"
+      },
+      {
+        "lat": 30.31263,
+        "lon": 32.30935,
+        "name": "F\u0101y\u012bd"
+      },
+      {
+        "lat": 14.0012,
+        "lon": 32.3116,
+        "name": "Ad Douiem"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 113490.19,
+      "perimeter_km": 3843.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 21.21406,
+        "lon": 41.6331,
+        "name": "Turabah"
+      },
+      {
+        "lat": 38.1973,
+        "lon": 44.7653,
+        "name": "Salm\u0101s"
+      },
+      {
+        "lat": 25.02651,
+        "lon": 55.14565,
+        "name": "Al Furjan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1224080.32,
+      "perimeter_km": 5117.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 30.5052,
+        "lon": -97.82029,
+        "name": "Cedar Park"
+      },
+      {
+        "lat": 34.18479,
+        "lon": -101.70684,
+        "name": "Plainview"
+      },
+      {
+        "lat": 44.8408,
+        "lon": -93.29828,
+        "name": "Bloomington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 362399.2,
+      "perimeter_km": 3575.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.38067,
+        "lon": -84.79966,
+        "name": "Newnan"
+      },
+      {
+        "lat": 43.71359,
+        "lon": -79.28138,
+        "name": "Clairlea-Birchmount"
+      },
+      {
+        "lat": 26.13842,
+        "lon": -81.76648,
+        "name": "East Naples"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 358299.0,
+      "perimeter_km": 4068.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.75405,
+        "lon": 145.14864,
+        "name": "Templestowe"
+      },
+      {
+        "lat": -38.21792,
+        "lon": 145.03876,
+        "name": "Mornington"
+      },
+      {
+        "lat": -34.18551,
+        "lon": 142.16251,
+        "name": "Mildura"
+      },
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -33.88333,
+        "lon": 151.1,
+        "name": "Burwood"
+      },
+      {
+        "lat": -38.19528,
+        "lon": 146.5415,
+        "name": "Traralgon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 314495.22,
+      "perimeter_km": 2512.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 21.28298,
+        "lon": -89.66416,
+        "name": "Progreso"
+      },
+      {
+        "lat": 43.01668,
+        "lon": -88.00703,
+        "name": "West Allis"
+      },
+      {
+        "lat": 28.38612,
+        "lon": -80.742,
+        "name": "Cocoa"
+      },
+      {
+        "lat": 26.27119,
+        "lon": -80.2706,
+        "name": "Coral Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1129609.69,
+      "perimeter_km": 5518.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.79627,
+        "lon": 20.90799,
+        "name": "Gostivar"
+      },
+      {
+        "lat": 44.67653,
+        "lon": 20.39232,
+        "name": "Srem\u010dica"
+      },
+      {
+        "lat": 47.05,
+        "lon": 15.46667,
+        "name": "Sankt Peter"
+      },
+      {
+        "lat": 49.62177,
+        "lon": 20.69705,
+        "name": "Nowy S\u0105cz"
+      },
+      {
+        "lat": 55.97111,
+        "lon": 37.92083,
+        "name": "Ivanteyevka"
+      },
+      {
+        "lat": 48.03686,
+        "lon": 27.81242,
+        "name": "Drochia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 758517.39,
+      "perimeter_km": 4617.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 39.20735,
+        "lon": -2.15723,
+        "name": "La Roda"
+      },
+      {
+        "lat": 53.29395,
+        "lon": -6.13586,
+        "name": "D\u00fan Laoghaire"
+      },
+      {
+        "lat": 52.33976,
+        "lon": -2.28034,
+        "name": "Stourport-on-Severn"
+      },
+      {
+        "lat": 48.09585,
+        "lon": 7.96371,
+        "name": "Waldkirch"
+      },
+      {
+        "lat": 48.62695,
+        "lon": 13.19222,
+        "name": "Vilshofen"
+      },
+      {
+        "lat": 44.75874,
+        "lon": 19.21437,
+        "name": "Bijeljina"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1383650.21,
+      "perimeter_km": 5626.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 25.63399,
+        "lon": -80.43228,
+        "name": "Country Walk"
+      },
+      {
+        "lat": 36.16316,
+        "lon": -82.83099,
+        "name": "Greeneville"
+      },
+      {
+        "lat": 39.14344,
+        "lon": -77.20137,
+        "name": "Gaithersburg"
+      },
+      {
+        "lat": 40.69538,
+        "lon": -73.99375,
+        "name": "Brooklyn Heights"
+      },
+      {
+        "lat": 42.3751,
+        "lon": -71.03922,
+        "name": "East Boston"
+      },
+      {
+        "lat": 41.89316,
+        "lon": -70.91115,
+        "name": "Middleborough"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 676856.45,
+      "perimeter_km": 4483.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 11.79296,
+        "lon": 75.5641,
+        "name": "P\u0101ttyam"
+      },
+      {
+        "lat": 19.30157,
+        "lon": 72.85107,
+        "name": "Bhayandar"
+      },
+      {
+        "lat": 28.24737,
+        "lon": 77.06544,
+        "name": "Sohna"
+      },
+      {
+        "lat": 22.27434,
+        "lon": 81.70181,
+        "name": "Lormi"
+      },
+      {
+        "lat": 19.67203,
+        "lon": 78.5359,
+        "name": "\u0100dil\u0101b\u0101d"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 910670.8,
+      "perimeter_km": 4148.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 29.56689,
+        "lon": -104.54487,
+        "name": "Ojinaga"
+      },
+      {
+        "lat": 33.37642,
+        "lon": -117.25115,
+        "name": "Fallbrook"
+      },
+      {
+        "lat": 38.87918,
+        "lon": -99.32677,
+        "name": "Hays"
+      },
+      {
+        "lat": 34.17426,
+        "lon": -97.14363,
+        "name": "Ardmore"
+      },
+      {
+        "lat": 32.9029,
+        "lon": -96.56388,
+        "name": "Rowlett"
+      },
+      {
+        "lat": 25.90417,
+        "lon": -100.15972,
+        "name": "Fraccionamiento Real Palmas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1267146.16,
+      "perimeter_km": 5150.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 31.65,
+        "lon": 131.01667,
+        "name": "Sueyoshich\u014d-ninokata"
+      },
+      {
+        "lat": 34.91611,
+        "lon": 118.63889,
+        "name": "Xiazhuang"
+      },
+      {
+        "lat": 47.85306,
+        "lon": 128.83565,
+        "name": "Youhao"
+      },
+      {
+        "lat": 46.32452,
+        "lon": 132.1897,
+        "name": "Baoqing"
+      },
+      {
+        "lat": 35.70768,
+        "lon": 139.8425,
+        "name": "Hirai"
+      },
+      {
+        "lat": 34.97008,
+        "lon": 138.92187,
+        "name": "Shuzenji"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1845642.78,
+      "perimeter_km": 5460.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.78761,
+        "lon": 145.14888,
+        "name": "Doncaster East"
+      },
+      {
+        "lat": -19.30323,
+        "lon": 146.72531,
+        "name": "Kirwan"
+      },
+      {
+        "lat": -27.19354,
+        "lon": 153.02631,
+        "name": "Deception Bay"
+      },
+      {
+        "lat": -33.70244,
+        "lon": 151.09931,
+        "name": "Hornsby"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 850217.02,
+      "perimeter_km": 4598.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.57721,
+        "lon": -93.71133,
+        "name": "West Des Moines"
+      },
+      {
+        "lat": 45.07246,
+        "lon": -93.45579,
+        "name": "Maple Grove"
+      },
+      {
+        "lat": 49.8844,
+        "lon": -97.14704,
+        "name": "Winnipeg"
+      },
+      {
+        "lat": 43.68278,
+        "lon": -79.43833,
+        "name": "Oakwood Village"
+      },
+      {
+        "lat": 42.34447,
+        "lon": -88.04175,
+        "name": "Grayslake"
+      },
+      {
+        "lat": 41.51198,
+        "lon": -87.96561,
+        "name": "New Lenox"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 672849.65,
+      "perimeter_km": 3786.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.57595,
+        "lon": -46.46298,
+        "name": "Parque Do Carmo"
+      },
+      {
+        "lat": -22.87917,
+        "lon": -46.96444,
+        "name": "Souzas"
+      },
+      {
+        "lat": -19.35278,
+        "lon": -47.29278,
+        "name": "Perdizes"
+      },
+      {
+        "lat": -9.22139,
+        "lon": -37.74861,
+        "name": "Inhapi"
+      },
+      {
+        "lat": -9.53222,
+        "lon": -36.985,
+        "name": "Major Isidoro"
+      },
+      {
+        "lat": -12.53028,
+        "lon": -38.29917,
+        "name": "Mata de S\u00e3o Jo\u00e3o"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 438656.89,
+      "perimeter_km": 3964.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -2.73982,
+        "lon": -78.84561,
+        "name": "Azogues"
+      },
+      {
+        "lat": -2.70924,
+        "lon": -80.24719,
+        "name": "Posorja"
+      },
+      {
+        "lat": 8.36361,
+        "lon": -72.4063,
+        "name": "Puerto Santander"
+      },
+      {
+        "lat": -13.05927,
+        "lon": -76.35269,
+        "name": "Imperial"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 683239.41,
+      "perimeter_km": 5264.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 29.70199,
+        "lon": 106.7911,
+        "name": "Longxing"
+      },
+      {
+        "lat": 23.11444,
+        "lon": 113.84722,
+        "name": "Shilong"
+      },
+      {
+        "lat": 22.37756,
+        "lon": 114.19753,
+        "name": "Sha Tin Wai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 14475.53,
+      "perimeter_km": 2203.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      },
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      },
+      {
+        "lat": -32.5269,
+        "lon": 115.7217,
+        "name": "Mandurah"
+      },
+      {
+        "lat": -31.89578,
+        "lon": 115.76431,
+        "name": "Scarborough"
+      },
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 324848.49,
+      "perimeter_km": 4457.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 5.93404,
+        "lon": 15.59599,
+        "name": "Bouar"
+      },
+      {
+        "lat": -0.9,
+        "lon": 30.41667,
+        "name": "Nyachera"
+      },
+      {
+        "lat": -1.9487,
+        "lon": 30.4347,
+        "name": "Rwamagana"
+      },
+      {
+        "lat": -2.5169,
+        "lon": 29.0326,
+        "name": "Karengera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 216987.16,
+      "perimeter_km": 3860.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -7.2036,
+        "lon": 146.64014,
+        "name": "Bulolo"
+      },
+      {
+        "lat": -4.3432,
+        "lon": 152.26867,
+        "name": "Kokopo"
+      },
+      {
+        "lat": -23.84852,
+        "lon": 151.25775,
+        "name": "Gladstone"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 660818.81,
+      "perimeter_km": 4786.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 1.37222,
+        "lon": 103.94778,
+        "name": "Pasir Ris New Town"
+      },
+      {
+        "lat": 2.1449,
+        "lon": 102.4251,
+        "name": "Merlimau"
+      },
+      {
+        "lat": 7.91779,
+        "lon": 98.33322,
+        "name": "Kathu"
+      },
+      {
+        "lat": 5.91161,
+        "lon": 116.04991,
+        "name": "Petagas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 688428.4,
+      "perimeter_km": 4377.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 49.01667,
+        "lon": 2.25,
+        "name": "Saint-Leu-la-For\u00eat"
+      },
+      {
+        "lat": 51.03692,
+        "lon": 3.76509,
+        "name": "Gentbrugge"
+      },
+      {
+        "lat": 51.13434,
+        "lon": 6.63857,
+        "name": "Neubr\u00fcck"
+      },
+      {
+        "lat": 52.47133,
+        "lon": 13.32813,
+        "name": "Friedenau"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 45685.56,
+      "perimeter_km": 1801.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -13.41646,
+        "lon": 24.33532,
+        "name": "Manyinga"
+      },
+      {
+        "lat": 0.76755,
+        "lon": 24.43973,
+        "name": "Yangambi"
+      },
+      {
+        "lat": 0.60917,
+        "lon": 33.46861,
+        "name": "Iganga"
+      },
+      {
+        "lat": -3.13333,
+        "lon": 33.53333,
+        "name": "Malampaka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1011367.04,
+      "perimeter_km": 4523.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 20.37912,
+        "lon": 85.52953,
+        "name": "B\u0101nki"
+      },
+      {
+        "lat": 26.8912,
+        "lon": 80.21149,
+        "name": "B\u0101ngarmau"
+      },
+      {
+        "lat": 26.12259,
+        "lon": 85.39055,
+        "name": "Muzaffarpur"
+      },
+      {
+        "lat": 33.50528,
+        "lon": 105.04782,
+        "name": "Anhua"
+      },
+      {
+        "lat": 22.64452,
+        "lon": 93.61076,
+        "name": "Hakha"
+      },
+      {
+        "lat": 5.88969,
+        "lon": 95.31644,
+        "name": "Sabang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1983171.57,
+      "perimeter_km": 8933.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.82289,
+        "lon": 147.61041,
+        "name": "Bairnsdale"
+      },
+      {
+        "lat": -37.83382,
+        "lon": 144.93834,
+        "name": "City of Port Phillip"
+      },
+      {
+        "lat": -27.62329,
+        "lon": 153.04785,
+        "name": "Calamvale"
+      },
+      {
+        "lat": -28.00274,
+        "lon": 153.42999,
+        "name": "Surfers Paradise"
+      },
+      {
+        "lat": -33.52314,
+        "lon": 151.31325,
+        "name": "Umina Beach"
+      },
+      {
+        "lat": -33.94185,
+        "lon": 150.8717,
+        "name": "Prestons"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 214028.34,
+      "perimeter_km": 2885.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.16604,
+        "lon": 145.13643,
+        "name": "Frankston South"
+      },
+      {
+        "lat": -37.6,
+        "lon": 145.15,
+        "name": "Doreen"
+      },
+      {
+        "lat": -37.8318,
+        "lon": 140.77919,
+        "name": "Mount Gambier"
+      },
+      {
+        "lat": -33.86667,
+        "lon": 150.95,
+        "name": "Fairfield"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 108188.36,
+      "perimeter_km": 2172.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -8.41554,
+        "lon": -78.75201,
+        "name": "Vir\u00fa"
+      },
+      {
+        "lat": 1.38364,
+        "lon": -77.15622,
+        "name": "Buesaco"
+      },
+      {
+        "lat": 4.17061,
+        "lon": -76.16641,
+        "name": "Andaluc\u00eda"
+      },
+      {
+        "lat": 4.81428,
+        "lon": -75.69488,
+        "name": "Pereira"
+      },
+      {
+        "lat": 9.00098,
+        "lon": -71.92683,
+        "name": "San Carlos del Zulia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 286914.03,
+      "perimeter_km": 4224.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -27.31472,
+        "lon": -48.55917,
+        "name": "Governador Celso Ramos"
+      },
+      {
+        "lat": -27.25806,
+        "lon": -49.93389,
+        "name": "Pouso Redondo"
+      },
+      {
+        "lat": -22.88333,
+        "lon": -43.10361,
+        "name": "Niter\u00f3i"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 34296.98,
+      "perimeter_km": 1716.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.16688,
+        "lon": -96.39774,
+        "name": "Brenham"
+      },
+      {
+        "lat": 42.24115,
+        "lon": -83.61299,
+        "name": "Ypsilanti"
+      },
+      {
+        "lat": 43.45011,
+        "lon": -79.68292,
+        "name": "Oakville"
+      },
+      {
+        "lat": 39.32924,
+        "lon": -82.10126,
+        "name": "Athens"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 342778.31,
+      "perimeter_km": 4262.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.50439,
+        "lon": 130.59952,
+        "name": "Honmachi"
+      },
+      {
+        "lat": 47.57602,
+        "lon": 130.81311,
+        "name": "Luobei"
+      },
+      {
+        "lat": 39.41667,
+        "lon": 140.55,
+        "name": "Rokug\u014d"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 710271.78,
+      "perimeter_km": 4052.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 30.58333,
+        "lon": 114.03333,
+        "name": "Caidian"
+      },
+      {
+        "lat": 30.76283,
+        "lon": 108.43717,
+        "name": "Bai\u2019anba"
+      },
+      {
+        "lat": 43.50075,
+        "lon": 124.81979,
+        "name": "Gongzhuling"
+      },
+      {
+        "lat": 41.71972,
+        "lon": 125.92639,
+        "name": "Tonghua"
+      },
+      {
+        "lat": 40.60389,
+        "lon": 125.94667,
+        "name": "Kop\u2019ung"
+      },
+      {
+        "lat": 34.87969,
+        "lon": 135.36698,
+        "name": "Kimokawa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1447351.16,
+      "perimeter_km": 5990.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 17.64344,
+        "lon": -101.55212,
+        "name": "Ixtapa-Zihuatanejo"
+      },
+      {
+        "lat": 14.66715,
+        "lon": -90.35721,
+        "name": "Palencia"
+      },
+      {
+        "lat": 12.92795,
+        "lon": -85.91906,
+        "name": "Matagalpa"
+      },
+      {
+        "lat": 13.34467,
+        "lon": -88.43994,
+        "name": "Usulut\u00e1n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 64955.39,
+      "perimeter_km": 3517.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 9.96837,
+        "lon": -5.14882,
+        "name": "Ouangolodougou"
+      },
+      {
+        "lat": 13.4,
+        "lon": -14.21667,
+        "name": "Farato"
+      },
+      {
+        "lat": 14.74521,
+        "lon": -17.13783,
+        "name": "S\u00e9bikhotane"
+      },
+      {
+        "lat": 6.72556,
+        "lon": 11.25652,
+        "name": "Gembu"
+      },
+      {
+        "lat": 7.58333,
+        "lon": 0.6,
+        "name": "Badou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 459700.45,
+      "perimeter_km": 6495.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.21667,
+        "lon": 130.75,
+        "name": "Hitoyoshi"
+      },
+      {
+        "lat": 33.59993,
+        "lon": 130.81495,
+        "name": "Kawasaki"
+      },
+      {
+        "lat": 46.32452,
+        "lon": 132.1897,
+        "name": "Baoqing"
+      },
+      {
+        "lat": 40.58728,
+        "lon": 140.57107,
+        "name": "Hirakawa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 600717.45,
+      "perimeter_km": 3781.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 20.33606,
+        "lon": -102.28382,
+        "name": "Yur\u00e9cuaro"
+      },
+      {
+        "lat": 33.86726,
+        "lon": -112.14682,
+        "name": "Anthem"
+      },
+      {
+        "lat": 32.59208,
+        "lon": -96.75611,
+        "name": "Lancaster"
+      },
+      {
+        "lat": 29.77828,
+        "lon": -95.17188,
+        "name": "Cloverleaf"
+      },
+      {
+        "lat": 29.91465,
+        "lon": -90.05396,
+        "name": "Gretna"
+      },
+      {
+        "lat": 16.34014,
+        "lon": -98.05297,
+        "name": "Pinotepa Nacional"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1986911.6,
+      "perimeter_km": 6414.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 22.12745,
+        "lon": 75.61101,
+        "name": "Kasr\u0101wad"
+      },
+      {
+        "lat": 24.59633,
+        "lon": 76.16499,
+        "name": "Jh\u0101l\u0101w\u0101r"
+      },
+      {
+        "lat": 29.80275,
+        "lon": 71.74344,
+        "name": "Dunyapur"
+      },
+      {
+        "lat": 27.02462,
+        "lon": 95.01629,
+        "name": "Son\u0101ri"
+      },
+      {
+        "lat": 16.0531,
+        "lon": 79.73964,
+        "name": "Vinukonda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1834259.11,
+      "perimeter_km": 6094.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      },
+      {
+        "lat": -32.5269,
+        "lon": 115.7217,
+        "name": "Mandurah"
+      },
+      {
+        "lat": -31.84062,
+        "lon": 115.89549,
+        "name": "Ballajura"
+      },
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 18137.61,
+      "perimeter_km": 839.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 44.29496,
+        "lon": -93.26883,
+        "name": "Faribault"
+      },
+      {
+        "lat": 45.03274,
+        "lon": -93.36023,
+        "name": "Crystal"
+      },
+      {
+        "lat": 42.57509,
+        "lon": -71.99813,
+        "name": "Gardner"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 71231.12,
+      "perimeter_km": 3536.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -17.5163,
+        "lon": -63.16778,
+        "name": "Warnes"
+      },
+      {
+        "lat": -21.04333,
+        "lon": -40.82444,
+        "name": "Marataizes"
+      },
+      {
+        "lat": -21.97556,
+        "lon": -45.35028,
+        "name": "Lambari"
+      },
+      {
+        "lat": -24.50944,
+        "lon": -48.8425,
+        "name": "Apia\u00ed"
+      },
+      {
+        "lat": -26.89972,
+        "lon": -48.82722,
+        "name": "Ilhota"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 729743.56,
+      "perimeter_km": 5380.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -7.1955,
+        "lon": 107.4313,
+        "name": "Banjar"
+      },
+      {
+        "lat": 14.51691,
+        "lon": 121.2658,
+        "name": "Baras"
+      },
+      {
+        "lat": 13.2593,
+        "lon": 123.4963,
+        "name": "Oas"
+      },
+      {
+        "lat": 9.6531,
+        "lon": 124.3697,
+        "name": "Jagna"
+      },
+      {
+        "lat": 8.82778,
+        "lon": 125.09972,
+        "name": "Gingoog"
+      },
+      {
+        "lat": -0.9516,
+        "lon": 122.7875,
+        "name": "Luwuk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1891259.35,
+      "perimeter_km": 6624.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.70365,
+        "lon": -89.40731,
+        "name": "Washington"
+      },
+      {
+        "lat": 37.99008,
+        "lon": -84.17965,
+        "name": "Winchester"
+      },
+      {
+        "lat": 40.3634,
+        "lon": -79.86644,
+        "name": "West Mifflin"
+      },
+      {
+        "lat": 28.69889,
+        "lon": -81.30812,
+        "name": "Winter Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 646049.27,
+      "perimeter_km": 3825.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 27.96585,
+        "lon": -82.8001,
+        "name": "Clearwater"
+      },
+      {
+        "lat": 33.56042,
+        "lon": -81.71955,
+        "name": "Aiken"
+      },
+      {
+        "lat": 40.72482,
+        "lon": -74.30404,
+        "name": "Millburn"
+      },
+      {
+        "lat": 42.18343,
+        "lon": -72.59953,
+        "name": "North Chicopee"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 180414.43,
+      "perimeter_km": 3708.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.45122,
+        "lon": -86.99666,
+        "name": "Hueytown"
+      },
+      {
+        "lat": 39.78504,
+        "lon": -85.76942,
+        "name": "Greenfield"
+      },
+      {
+        "lat": 41.14676,
+        "lon": -73.49484,
+        "name": "New Canaan"
+      },
+      {
+        "lat": 28.55778,
+        "lon": -81.4534,
+        "name": "Pine Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 904935.21,
+      "perimeter_km": 4094.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 21.90709,
+        "lon": 96.04894,
+        "name": "Amarapura"
+      },
+      {
+        "lat": 30.1467,
+        "lon": 107.3196,
+        "name": "Yantai"
+      },
+      {
+        "lat": 28.40417,
+        "lon": 108.90442,
+        "name": "Qingxichang"
+      },
+      {
+        "lat": 22.20056,
+        "lon": 113.54611,
+        "name": "Macau"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 793421.04,
+      "perimeter_km": 4332.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 22.39644,
+        "lon": 103.45824,
+        "name": "Lai Ch\u00e2u"
+      },
+      {
+        "lat": 17.09567,
+        "lon": 96.22056,
+        "name": "Hlegu"
+      },
+      {
+        "lat": 37.02444,
+        "lon": 111.9125,
+        "name": "Jiexiu"
+      },
+      {
+        "lat": 34.42202,
+        "lon": 117.46764,
+        "name": "Jiawang Zhen"
+      },
+      {
+        "lat": 36.38972,
+        "lon": 120.46222,
+        "name": "Jimo"
+      },
+      {
+        "lat": 22.40613,
+        "lon": 114.24079,
+        "name": "Ma On Shan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1853143.35,
+      "perimeter_km": 7359.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -18.83861,
+        "lon": -50.12139,
+        "name": "Santa Vit\u00f3ria"
+      },
+      {
+        "lat": -9.40917,
+        "lon": -59.025,
+        "name": "Colniza"
+      },
+      {
+        "lat": -10.6,
+        "lon": -38.21667,
+        "name": "F\u00e1tima"
+      },
+      {
+        "lat": -15.80778,
+        "lon": -42.23306,
+        "name": "Taiobeiras"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1276392.48,
+      "perimeter_km": 5329.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.15912,
+        "lon": 145.93118,
+        "name": "Warragul"
+      },
+      {
+        "lat": -38.14458,
+        "lon": 145.12291,
+        "name": "Frankston"
+      },
+      {
+        "lat": -37.65,
+        "lon": 145.1,
+        "name": "South Morang"
+      },
+      {
+        "lat": -26.66008,
+        "lon": 153.09953,
+        "name": "Maroochydore"
+      },
+      {
+        "lat": -28.21298,
+        "lon": 153.53634,
+        "name": "Banora Point"
+      },
+      {
+        "lat": -33.86785,
+        "lon": 151.20732,
+        "name": "Sydney"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 239737.26,
+      "perimeter_km": 3077.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -28.24,
+        "lon": -48.67028,
+        "name": "Imbituba"
+      },
+      {
+        "lat": -20.44222,
+        "lon": -54.86028,
+        "name": "Terenos"
+      },
+      {
+        "lat": -21.01028,
+        "lon": -42.84056,
+        "name": "Visconde do Rio Branco"
+      },
+      {
+        "lat": -23.53194,
+        "lon": -46.44417,
+        "name": "Itaquera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 583668.62,
+      "perimeter_km": 3354.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -32.88076,
+        "lon": 27.39377,
+        "name": "Qonce"
+      },
+      {
+        "lat": -18.13021,
+        "lon": 30.14074,
+        "name": "Chegutu"
+      },
+      {
+        "lat": -24.67014,
+        "lon": 25.53975,
+        "name": "Thamaga"
+      },
+      {
+        "lat": -1.79833,
+        "lon": 31.55111,
+        "name": "Nshamba"
+      },
+      {
+        "lat": -4.73333,
+        "lon": 38.1,
+        "name": "Makuyuni"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2188237.27,
+      "perimeter_km": 9274.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.74021,
+        "lon": -86.64938,
+        "name": "Dixiana"
+      },
+      {
+        "lat": 32.74596,
+        "lon": -96.99778,
+        "name": "Grand Prairie"
+      },
+      {
+        "lat": 42.99947,
+        "lon": -83.61634,
+        "name": "Burton"
+      },
+      {
+        "lat": 34.25628,
+        "lon": -78.04471,
+        "name": "Leland"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 892327.9,
+      "perimeter_km": 4481.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.79833,
+        "lon": 117.86639,
+        "name": "Guanshan"
+      },
+      {
+        "lat": 35.63333,
+        "lon": 134.63333,
+        "name": "Kasumi"
+      },
+      {
+        "lat": 35.48333,
+        "lon": 136.91667,
+        "name": "Sekimachi"
+      },
+      {
+        "lat": 34.92633,
+        "lon": 134.84533,
+        "name": "Kasai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 69619.31,
+      "perimeter_km": 3511.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 51.53333,
+        "lon": -0.23333,
+        "name": "Willesden"
+      },
+      {
+        "lat": 51.925,
+        "lon": 6.58056,
+        "name": "Aalten"
+      },
+      {
+        "lat": 52.60659,
+        "lon": 12.33696,
+        "name": "Rathenow"
+      },
+      {
+        "lat": 49.30481,
+        "lon": 10.5931,
+        "name": "Ansbach"
+      },
+      {
+        "lat": 45.71289,
+        "lon": 12.25697,
+        "name": "Lancenigo-Villorba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 302277.24,
+      "perimeter_km": 2796.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 31.47148,
+        "lon": -110.97648,
+        "name": "Rio Rico"
+      },
+      {
+        "lat": 46.80833,
+        "lon": -100.78374,
+        "name": "Bismarck"
+      },
+      {
+        "lat": 43.65802,
+        "lon": -79.58044,
+        "name": "Eringate-Centennial-West Deane"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1482704.68,
+      "perimeter_km": 6662.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.13333,
+        "lon": 145.13333,
+        "name": "Frankston East"
+      },
+      {
+        "lat": -37.66667,
+        "lon": 145.01667,
+        "name": "Lalor"
+      },
+      {
+        "lat": -28.21901,
+        "lon": 152.03438,
+        "name": "Warwick"
+      },
+      {
+        "lat": -28.11694,
+        "lon": 153.46584,
+        "name": "Palm Beach"
+      },
+      {
+        "lat": -32.92953,
+        "lon": 151.7801,
+        "name": "Newcastle"
+      },
+      {
+        "lat": -33.85,
+        "lon": 151.03333,
+        "name": "Auburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 214589.53,
+      "perimeter_km": 2826.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -6.91888,
+        "lon": -79.582,
+        "name": "Sa\u00f1a"
+      },
+      {
+        "lat": 1.33849,
+        "lon": -77.5957,
+        "name": "Samaniego"
+      },
+      {
+        "lat": 8.88479,
+        "lon": -75.79052,
+        "name": "Ceret\u00e9"
+      },
+      {
+        "lat": 6.15515,
+        "lon": -75.37371,
+        "name": "Rionegro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 106222.39,
+      "perimeter_km": 3640.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.86667,
+        "lon": 145.06667,
+        "name": "Glen Iris"
+      },
+      {
+        "lat": -38.38176,
+        "lon": 142.48799,
+        "name": "Warrnambool"
+      },
+      {
+        "lat": -33.28397,
+        "lon": 149.10018,
+        "name": "Orange"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 45124.4,
+      "perimeter_km": 1681.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.44872,
+        "lon": -86.78777,
+        "name": "Vestavia Hills"
+      },
+      {
+        "lat": 38.62727,
+        "lon": -90.19789,
+        "name": "St. Louis"
+      },
+      {
+        "lat": 39.61366,
+        "lon": -86.10665,
+        "name": "Greenwood"
+      },
+      {
+        "lat": 28.15585,
+        "lon": -82.62121,
+        "name": "Keystone"
+      },
+      {
+        "lat": 23.07939,
+        "lon": -82.3769,
+        "name": "Naranjito"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 378640.04,
+      "perimeter_km": 4131.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.84918,
+        "lon": -118.38841,
+        "name": "Redondo Beach"
+      },
+      {
+        "lat": 40.66772,
+        "lon": -111.93883,
+        "name": "Taylorsville"
+      },
+      {
+        "lat": 39.7661,
+        "lon": -105.07721,
+        "name": "Wheat Ridge"
+      },
+      {
+        "lat": 25.53928,
+        "lon": -100.94742,
+        "name": "Ramos Arizpe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1332404.73,
+      "perimeter_km": 5084.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.35473,
+        "lon": 116.2939,
+        "name": "Huoqiu Chengguanzhen"
+      },
+      {
+        "lat": 30.88922,
+        "lon": 109.17596,
+        "name": "Jiagao"
+      },
+      {
+        "lat": 33.3852,
+        "lon": 104.91963,
+        "name": "Chengjiao"
+      },
+      {
+        "lat": 40.10056,
+        "lon": 124.39806,
+        "name": "Sin\u016diju"
+      },
+      {
+        "lat": 39.86722,
+        "lon": 126.03028,
+        "name": "Kujang-\u016dp"
+      },
+      {
+        "lat": 32.06716,
+        "lon": 130.61182,
+        "name": "Isa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1296445.18,
+      "perimeter_km": 5512.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 53.30972,
+        "lon": 83.62389,
+        "name": "Novosilikatnyy"
+      },
+      {
+        "lat": 58.45073,
+        "lon": 92.17243,
+        "name": "Yeniseysk"
+      },
+      {
+        "lat": 56.10921,
+        "lon": 94.58698,
+        "name": "Zelenogorsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 113355.58,
+      "perimeter_km": 1847.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -34.92873,
+        "lon": 138.60334,
+        "name": "Adelaide city centre"
+      },
+      {
+        "lat": -20.72523,
+        "lon": 139.49727,
+        "name": "Mount Isa"
+      },
+      {
+        "lat": -37.81992,
+        "lon": 145.0358,
+        "name": "Hawthorn"
+      },
+      {
+        "lat": -41.05584,
+        "lon": 145.90375,
+        "name": "Burnie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 560882.55,
+      "perimeter_km": 4857.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 49.2818,
+        "lon": 9.68352,
+        "name": "K\u00fcnzelsau"
+      },
+      {
+        "lat": 48.21563,
+        "lon": 18.60705,
+        "name": "Levice"
+      },
+      {
+        "lat": 35.0125,
+        "lon": 34.05833,
+        "name": "Protaras"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 325842.86,
+      "perimeter_km": 5148.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -22.27407,
+        "lon": 166.44884,
+        "name": "Noum\u00e9a"
+      },
+      {
+        "lat": -37.95855,
+        "lon": 176.98545,
+        "name": "Whakatane"
+      },
+      {
+        "lat": -39.6381,
+        "lon": 176.84918,
+        "name": "Hastings"
+      },
+      {
+        "lat": -37.78821,
+        "lon": 175.2902,
+        "name": "Hamilton East"
+      },
+      {
+        "lat": -36.99282,
+        "lon": 174.87986,
+        "name": "Manukau City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 141008.42,
+      "perimeter_km": 4368.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 4.89972,
+        "lon": -75.8825,
+        "name": "La Virginia"
+      },
+      {
+        "lat": 10.53642,
+        "lon": -71.51104,
+        "name": "Santa Rita"
+      },
+      {
+        "lat": 11.69152,
+        "lon": -70.19918,
+        "name": "Punto Fijo"
+      },
+      {
+        "lat": 10.31954,
+        "lon": -68.78298,
+        "name": "Cocorote"
+      },
+      {
+        "lat": 10.16153,
+        "lon": -68.00044,
+        "name": "Valencia"
+      },
+      {
+        "lat": 9.45588,
+        "lon": -64.82928,
+        "name": "Aragua de Barcelona"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 286522.81,
+      "perimeter_km": 2963.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.91928,
+        "lon": 145.05301,
+        "name": "Bentleigh East"
+      },
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      },
+      {
+        "lat": -27.50578,
+        "lon": 153.10236,
+        "name": "Carindale"
+      },
+      {
+        "lat": -33.95,
+        "lon": 151.23333,
+        "name": "Maroubra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 610641.68,
+      "perimeter_km": 3719.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.11905,
+        "lon": 1.24544,
+        "name": "Tarragona"
+      },
+      {
+        "lat": 48.71828,
+        "lon": 2.2498,
+        "name": "Palaiseau"
+      },
+      {
+        "lat": 51.11306,
+        "lon": 3.70976,
+        "name": "Evergem"
+      },
+      {
+        "lat": 47.95528,
+        "lon": 22.32348,
+        "name": "M\u00e1t\u00e9szalka"
+      },
+      {
+        "lat": 43.94265,
+        "lon": 10.29754,
+        "name": "Camaiore"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 889270.72,
+      "perimeter_km": 4353.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 39.48139,
+        "lon": -0.43937,
+        "name": "Quart de Poblet"
+      },
+      {
+        "lat": 52.3065,
+        "lon": -1.94569,
+        "name": "Redditch"
+      },
+      {
+        "lat": 52.00167,
+        "lon": 4.16528,
+        "name": "'s-Gravenzande"
+      },
+      {
+        "lat": 50.99258,
+        "lon": 6.57128,
+        "name": "Bedburg"
+      },
+      {
+        "lat": 50.17103,
+        "lon": 18.9041,
+        "name": "Miko\u0142\u00f3w"
+      },
+      {
+        "lat": 47.0,
+        "lon": 20.63333,
+        "name": "Mez\u0151t\u00far"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1351707.91,
+      "perimeter_km": 5191.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.77133,
+        "lon": -76.13324,
+        "name": "Frontino"
+      },
+      {
+        "lat": 8.76962,
+        "lon": -70.11086,
+        "name": "Barrancas"
+      },
+      {
+        "lat": 5.28333,
+        "lon": -71.96667,
+        "name": "Villanueva"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 106437.13,
+      "perimeter_km": 1627.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 12.54654,
+        "lon": 77.42005,
+        "name": "Kanakapura"
+      },
+      {
+        "lat": 13.41609,
+        "lon": 76.62063,
+        "name": "Chikn\u0101yakanhalli"
+      },
+      {
+        "lat": 28.80673,
+        "lon": 79.2048,
+        "name": "Kemr\u012b"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 87248.89,
+      "perimeter_km": 3679.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 14.48585,
+        "lon": -90.80437,
+        "name": "Alotenango"
+      },
+      {
+        "lat": 30.39603,
+        "lon": -88.88531,
+        "name": "Biloxi"
+      },
+      {
+        "lat": 35.08449,
+        "lon": -106.65114,
+        "name": "Albuquerque"
+      },
+      {
+        "lat": 38.27757,
+        "lon": -85.73718,
+        "name": "Jeffersonville"
+      },
+      {
+        "lat": 41.71982,
+        "lon": -72.83204,
+        "name": "Farmington"
+      },
+      {
+        "lat": 30.45575,
+        "lon": -86.63829,
+        "name": "Wright"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 6048494.7,
+      "perimeter_km": 10160.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -3.39879,
+        "lon": 37.68336,
+        "name": "Taveta"
+      },
+      {
+        "lat": -0.17344,
+        "lon": 35.86313,
+        "name": "Rongai"
+      },
+      {
+        "lat": 0.67028,
+        "lon": 35.50806,
+        "name": "Iten"
+      },
+      {
+        "lat": 2.61112,
+        "lon": 32.47559,
+        "name": "Opit"
+      },
+      {
+        "lat": 10.61616,
+        "lon": 47.36795,
+        "name": "Ceerigaabo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 866799.97,
+      "perimeter_km": 4674.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -7.73291,
+        "lon": -79.3015,
+        "name": "Paij\u00e1n"
+      },
+      {
+        "lat": -5.18591,
+        "lon": -80.66927,
+        "name": "San Martin"
+      },
+      {
+        "lat": 2.48075,
+        "lon": -78.10972,
+        "name": "El Charco"
+      },
+      {
+        "lat": 9.79029,
+        "lon": -74.78244,
+        "name": "Plato"
+      },
+      {
+        "lat": 7.90745,
+        "lon": -72.5049,
+        "name": "C\u00facuta"
+      },
+      {
+        "lat": -12.14297,
+        "lon": -77.01862,
+        "name": "Barranco"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 966317.27,
+      "perimeter_km": 5273.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 52.22,
+        "lon": 5.48611,
+        "name": "Nijkerk"
+      },
+      {
+        "lat": 52.15705,
+        "lon": 10.4154,
+        "name": "Salzgitter"
+      },
+      {
+        "lat": 48.12331,
+        "lon": 17.12866,
+        "name": "Petr\u017ealka"
+      },
+      {
+        "lat": 45.68861,
+        "lon": 21.90306,
+        "name": "Lugoj"
+      },
+      {
+        "lat": 42.65913,
+        "lon": 20.28828,
+        "name": "Pej\u00eb"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 317406.05,
+      "perimeter_km": 3338.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.6908,
+        "lon": 35.5538,
+        "name": "Talas"
+      },
+      {
+        "lat": 32.31001,
+        "lon": 54.01747,
+        "name": "Ardak\u0101n"
+      },
+      {
+        "lat": 25.27143,
+        "lon": 55.30207,
+        "name": "Dayrah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 576383.61,
+      "perimeter_km": 4981.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 2.9516,
+        "lon": 101.843,
+        "name": "Semenyih"
+      },
+      {
+        "lat": 5.34605,
+        "lon": 100.43917,
+        "name": "Bukit Tengah"
+      },
+      {
+        "lat": 13.69889,
+        "lon": 100.51244,
+        "name": "Bang Khlo"
+      },
+      {
+        "lat": 11.10778,
+        "lon": 122.64194,
+        "name": "Passi"
+      },
+      {
+        "lat": 5.91161,
+        "lon": 116.04991,
+        "name": "Petagas"
+      },
+      {
+        "lat": -7.52,
+        "lon": 110.22639,
+        "name": "Mertoyudan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2949281.99,
+      "perimeter_km": 7701.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 35.53917,
+        "lon": 106.68611,
+        "name": "Pingliang"
+      },
+      {
+        "lat": 23.7615,
+        "lon": 120.61885,
+        "name": "Linnei"
+      },
+      {
+        "lat": 13.94521,
+        "lon": 121.43065,
+        "name": "Malabanban Norte"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 642834.99,
+      "perimeter_km": 5786.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -7.03333,
+        "lon": -40.45,
+        "name": "Ipueiras"
+      },
+      {
+        "lat": -4.33194,
+        "lon": -40.15667,
+        "name": "Santa Quit\u00e9ria"
+      },
+      {
+        "lat": -9.93361,
+        "lon": -36.55417,
+        "name": "S\u00e3o Sebasti\u00e3o"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 69479.97,
+      "perimeter_km": 1577.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.75918,
+        "lon": -118.00673,
+        "name": "Westminster"
+      },
+      {
+        "lat": 34.39166,
+        "lon": -118.54259,
+        "name": "Santa Clarita"
+      },
+      {
+        "lat": 49.10635,
+        "lon": -122.82509,
+        "name": "Surrey"
+      },
+      {
+        "lat": 34.11417,
+        "lon": -116.43224,
+        "name": "Yucca Valley"
+      },
+      {
+        "lat": 22.91273,
+        "lon": -109.92655,
+        "name": "Colonia del Sol"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 264775.18,
+      "perimeter_km": 6346.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 45.58005,
+        "lon": 9.27246,
+        "name": "Monza"
+      },
+      {
+        "lat": 49.20983,
+        "lon": 19.30341,
+        "name": "Doln\u00fd Kub\u00edn"
+      },
+      {
+        "lat": 50.36912,
+        "lon": 33.997,
+        "name": "Hadyach"
+      },
+      {
+        "lat": 40.59918,
+        "lon": 22.98613,
+        "name": "Pyla\u00eda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 956330.43,
+      "perimeter_km": 4539.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -13.83333,
+        "lon": -171.76666,
+        "name": "Apia"
+      },
+      {
+        "lat": 7.08971,
+        "lon": 171.38027,
+        "name": "Majuro"
+      },
+      {
+        "lat": -8.52425,
+        "lon": 179.19417,
+        "name": "Funafuti"
+      },
+      {
+        "lat": -16.4332,
+        "lon": 179.36451,
+        "name": "Labasa"
+      },
+      {
+        "lat": -18.14307,
+        "lon": 177.50691,
+        "name": "Sigatoka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1085968.11,
+      "perimeter_km": 7314.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 39.68333,
+        "lon": -0.26667,
+        "name": "Sagunto"
+      },
+      {
+        "lat": 41.24315,
+        "lon": -8.60651,
+        "name": "Vermoim"
+      },
+      {
+        "lat": 48.90924,
+        "lon": 2.13754,
+        "name": "Montesson"
+      },
+      {
+        "lat": 51.10364,
+        "lon": 3.99339,
+        "name": "Lokeren"
+      },
+      {
+        "lat": 50.87959,
+        "lon": 4.70093,
+        "name": "Leuven"
+      },
+      {
+        "lat": 45.74525,
+        "lon": 4.84197,
+        "name": "Lyon 07"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 583047.51,
+      "perimeter_km": 3619.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 28.5,
+        "lon": 53.5605,
+        "name": "Jahrom"
+      },
+      {
+        "lat": 37.71485,
+        "lon": 68.83456,
+        "name": "Vakhsh"
+      },
+      {
+        "lat": 31.17772,
+        "lon": 71.2048,
+        "name": "Fatehpur"
+      },
+      {
+        "lat": 26.03008,
+        "lon": 68.80867,
+        "name": "Sinjhoro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1119041.46,
+      "perimeter_km": 4657.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 51.62202,
+        "lon": -3.45544,
+        "name": "Tonypandy"
+      },
+      {
+        "lat": 55.58183,
+        "lon": 38.91994,
+        "name": "Kurovskoye"
+      },
+      {
+        "lat": 51.30121,
+        "lon": 22.88135,
+        "name": "\u0141\u0119czna"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 717416.46,
+      "perimeter_km": 5761.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 48.95981,
+        "lon": 18.16634,
+        "name": "Dubnica nad V\u00e1hom"
+      },
+      {
+        "lat": 51.90425,
+        "lon": 10.42766,
+        "name": "Goslar"
+      },
+      {
+        "lat": 54.19562,
+        "lon": 9.09742,
+        "name": "Heide"
+      },
+      {
+        "lat": 60.18427,
+        "lon": 24.95034,
+        "name": "Kallio"
+      },
+      {
+        "lat": 58.07815,
+        "lon": 54.65648,
+        "name": "Vereshchagino"
+      },
+      {
+        "lat": 55.744,
+        "lon": 38.01684,
+        "name": "Zheleznodorozhnyy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1564439.27,
+      "perimeter_km": 6340.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 46.80714,
+        "lon": 4.41632,
+        "name": "Le Creusot"
+      },
+      {
+        "lat": 51.29424,
+        "lon": -0.75565,
+        "name": "Farnborough"
+      },
+      {
+        "lat": 45.77468,
+        "lon": 18.88007,
+        "name": "Liberpolis"
+      },
+      {
+        "lat": 46.1541,
+        "lon": 15.05178,
+        "name": "Trbovlje"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 289265.13,
+      "perimeter_km": 3305.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -19.30323,
+        "lon": 146.72531,
+        "name": "Kirwan"
+      },
+      {
+        "lat": -7.2036,
+        "lon": 146.64014,
+        "name": "Bulolo"
+      },
+      {
+        "lat": -6.72333,
+        "lon": 146.99611,
+        "name": "Lae"
+      },
+      {
+        "lat": -3.54964,
+        "lon": 143.63229,
+        "name": "Wewak"
+      },
+      {
+        "lat": -5.55085,
+        "lon": 150.13766,
+        "name": "Kimbe"
+      },
+      {
+        "lat": -9.44203,
+        "lon": 159.98877,
+        "name": "Vura"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1805039.44,
+      "perimeter_km": 5647.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 46.12709,
+        "lon": 3.42577,
+        "name": "Vichy"
+      },
+      {
+        "lat": 51.82018,
+        "lon": 9.86961,
+        "name": "Einbeck"
+      },
+      {
+        "lat": 50.34891,
+        "lon": 9.52532,
+        "name": "Schl\u00fcchtern"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 33174.2,
+      "perimeter_km": 1604.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 30.69436,
+        "lon": -88.04305,
+        "name": "Mobile"
+      },
+      {
+        "lat": 31.70932,
+        "lon": -98.99116,
+        "name": "Brownwood"
+      },
+      {
+        "lat": 38.58283,
+        "lon": -90.6629,
+        "name": "Wildwood"
+      },
+      {
+        "lat": 45.03802,
+        "lon": -93.38662,
+        "name": "New Hope"
+      },
+      {
+        "lat": 41.96677,
+        "lon": -71.43284,
+        "name": "Cumberland"
+      },
+      {
+        "lat": 39.34788,
+        "lon": -76.76997,
+        "name": "Milford Mill"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1873475.03,
+      "perimeter_km": 6612.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.80361,
+        "lon": 134.46806,
+        "name": "Aioi"
+      },
+      {
+        "lat": 44.02127,
+        "lon": 144.26971,
+        "name": "Abashiri"
+      },
+      {
+        "lat": 36.08333,
+        "lon": 140.11667,
+        "name": "Tsukuba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 209105.1,
+      "perimeter_km": 2805.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 22.72732,
+        "lon": 72.44128,
+        "name": "Dholka"
+      },
+      {
+        "lat": 25.5276,
+        "lon": 69.01255,
+        "name": "Mirpur Khas"
+      },
+      {
+        "lat": 28.7029,
+        "lon": 77.28961,
+        "name": "Gokalpur"
+      },
+      {
+        "lat": 18.38865,
+        "lon": 78.81048,
+        "name": "Sirsilla"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 528995.12,
+      "perimeter_km": 3335.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 29.42385,
+        "lon": -95.2441,
+        "name": "Alvin"
+      },
+      {
+        "lat": 34.85262,
+        "lon": -82.39401,
+        "name": "Greenville"
+      },
+      {
+        "lat": 26.41869,
+        "lon": -81.4173,
+        "name": "Immokalee"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 610499.14,
+      "perimeter_km": 3691.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 27.73444,
+        "lon": 111.99444,
+        "name": "Loudi"
+      },
+      {
+        "lat": 29.29524,
+        "lon": 108.16132,
+        "name": "Hanjia"
+      },
+      {
+        "lat": 29.08139,
+        "lon": 106.81639,
+        "name": "Longsheng"
+      },
+      {
+        "lat": 41.12361,
+        "lon": 122.99,
+        "name": "Anshan"
+      },
+      {
+        "lat": 34.38333,
+        "lon": 118.23333,
+        "name": "Wayao"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 570504.74,
+      "perimeter_km": 4334.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -1.33057,
+        "lon": -78.54523,
+        "name": "Pelileo"
+      },
+      {
+        "lat": 7.66638,
+        "lon": -76.68106,
+        "name": "Chigorod\u00f3"
+      },
+      {
+        "lat": 10.3242,
+        "lon": -74.96017,
+        "name": "Santa Luc\u00eda"
+      },
+      {
+        "lat": 10.17383,
+        "lon": -68.25892,
+        "name": "Bejuma"
+      },
+      {
+        "lat": 9.74569,
+        "lon": -63.18323,
+        "name": "Matur\u00edn"
+      },
+      {
+        "lat": 7.63501,
+        "lon": -66.16815,
+        "name": "Caicara del Orinoco"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 926660.56,
+      "perimeter_km": 4763.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.87709,
+        "lon": 145.12939,
+        "name": "Mount Waverley"
+      },
+      {
+        "lat": -27.35364,
+        "lon": 152.96848,
+        "name": "Albany Creek"
+      },
+      {
+        "lat": -33.75881,
+        "lon": 150.99292,
+        "name": "Baulkham Hills"
+      },
+      {
+        "lat": -34.424,
+        "lon": 150.89345,
+        "name": "Wollongong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 154167.04,
+      "perimeter_km": 2835.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -19.05294,
+        "lon": -169.91957,
+        "name": "Alofi"
+      },
+      {
+        "lat": -13.83333,
+        "lon": -171.76666,
+        "name": "Apia"
+      },
+      {
+        "lat": -17.61686,
+        "lon": 177.45049,
+        "name": "Lautoka"
+      },
+      {
+        "lat": -18.13683,
+        "lon": 178.42531,
+        "name": "Suva"
+      },
+      {
+        "lat": -22.27407,
+        "lon": 166.44884,
+        "name": "Noum\u00e9a"
+      },
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1765578.97,
+      "perimeter_km": 6559.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -8.90769,
+        "lon": 17.05339,
+        "name": "Cunda di\u00e1 Baze"
+      },
+      {
+        "lat": -6.47833,
+        "lon": 16.81735,
+        "name": "Kasongo-Lunda"
+      },
+      {
+        "lat": 0.39051,
+        "lon": 9.76096,
+        "name": "Ntoum"
+      },
+      {
+        "lat": 17.9257,
+        "lon": 19.10428,
+        "name": "Faya-Largeau"
+      },
+      {
+        "lat": 12.35,
+        "lon": 29.25,
+        "name": "Ab\u016b Zabad"
+      },
+      {
+        "lat": 5.03144,
+        "lon": 25.13614,
+        "name": "Zemio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3188146.01,
+      "perimeter_km": 7540.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 19.24724,
+        "lon": 73.01515,
+        "name": "Kalher"
+      },
+      {
+        "lat": 21.69482,
+        "lon": 72.9805,
+        "name": "Bhar\u016bch"
+      },
+      {
+        "lat": 29.51827,
+        "lon": 70.84474,
+        "name": "Jatoi Shimali"
+      },
+      {
+        "lat": 28.65195,
+        "lon": 77.23149,
+        "name": "Delhi"
+      },
+      {
+        "lat": 26.05509,
+        "lon": 86.14557,
+        "name": "Benipur"
+      },
+      {
+        "lat": 24.03971,
+        "lon": 84.0658,
+        "name": "Medininagar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 975888.87,
+      "perimeter_km": 4288.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -10.06806,
+        "lon": -78.15222,
+        "name": "Huarmey"
+      },
+      {
+        "lat": -7.73291,
+        "lon": -79.3015,
+        "name": "Paij\u00e1n"
+      },
+      {
+        "lat": 0.34881,
+        "lon": -78.12462,
+        "name": "Ibarra"
+      },
+      {
+        "lat": 5.25397,
+        "lon": -75.15403,
+        "name": "Manzanares"
+      },
+      {
+        "lat": 5.06692,
+        "lon": -74.59499,
+        "name": "Guaduas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 321715.71,
+      "perimeter_km": 3627.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.55751,
+        "lon": 35.37148,
+        "name": "Sidon"
+      },
+      {
+        "lat": 37.78552,
+        "lon": 38.6237,
+        "name": "K\u00e2hta"
+      },
+      {
+        "lat": 40.46001,
+        "lon": 39.47176,
+        "name": "G\u00fcm\u00fc\u015fhane"
+      },
+      {
+        "lat": 24.50772,
+        "lon": 44.39237,
+        "name": "Ad Daw\u0101dim\u012b"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 555595.86,
+      "perimeter_km": 4026.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -32.84043,
+        "lon": -70.95623,
+        "name": "Llaillay"
+      },
+      {
+        "lat": -17.97153,
+        "lon": -67.0932,
+        "name": "Oruro"
+      },
+      {
+        "lat": -22.89889,
+        "lon": -49.6325,
+        "name": "Santa Cruz do Rio Pardo"
+      },
+      {
+        "lat": -26.61667,
+        "lon": -54.13333,
+        "name": "San Vicente"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1750568.57,
+      "perimeter_km": 5973.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -22.665,
+        "lon": -45.00944,
+        "name": "Cachoeira Paulista"
+      },
+      {
+        "lat": -29.94333,
+        "lon": -51.71806,
+        "name": "Triunfo"
+      },
+      {
+        "lat": -23.49337,
+        "lon": -46.74761,
+        "name": "Sao Domingos"
+      },
+      {
+        "lat": -20.07528,
+        "lon": -44.57639,
+        "name": "Ita\u00fana"
+      },
+      {
+        "lat": -9.39028,
+        "lon": -36.76,
+        "name": "Estrela de Alagoas"
+      },
+      {
+        "lat": -20.38389,
+        "lon": -42.25056,
+        "name": "Santa Margarida"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 260221.85,
+      "perimeter_km": 5554.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 36.26104,
+        "lon": 2.22015,
+        "name": "Khemis Miliana"
+      },
+      {
+        "lat": 36.76639,
+        "lon": 3.47717,
+        "name": "Boumerdas"
+      },
+      {
+        "lat": 35.16758,
+        "lon": 8.83651,
+        "name": "Kasserine"
+      },
+      {
+        "lat": 32.8043,
+        "lon": 21.86605,
+        "name": "Shahhat"
+      },
+      {
+        "lat": 32.88743,
+        "lon": 13.18733,
+        "name": "Tripoli"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 241095.64,
+      "perimeter_km": 3749.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.02972,
+        "lon": -46.97528,
+        "name": "Vinhedo"
+      },
+      {
+        "lat": -29.17139,
+        "lon": -51.51917,
+        "name": "Bento Gon\u00e7alves"
+      },
+      {
+        "lat": -24.59167,
+        "lon": -52.79889,
+        "name": "Campina da Lagoa"
+      },
+      {
+        "lat": -9.84139,
+        "lon": -39.48167,
+        "name": "Uau\u00e1"
+      },
+      {
+        "lat": -19.93167,
+        "lon": -44.05361,
+        "name": "Contagem"
+      },
+      {
+        "lat": -22.53722,
+        "lon": -42.98194,
+        "name": "Guapimirim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 658397.07,
+      "perimeter_km": 5454.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -34.91119,
+        "lon": 138.70735,
+        "name": "Adelaide Hills"
+      },
+      {
+        "lat": -23.69748,
+        "lon": 133.88362,
+        "name": "Alice Springs"
+      },
+      {
+        "lat": -37.70988,
+        "lon": 144.75483,
+        "name": "Taylors Hill"
+      },
+      {
+        "lat": -38.18333,
+        "lon": 145.08333,
+        "name": "Mount Eliza"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 260212.96,
+      "perimeter_km": 3936.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.37923,
+        "lon": 104.95066,
+        "name": "Dongjiang"
+      },
+      {
+        "lat": 30.82482,
+        "lon": 108.35783,
+        "name": "Taibai"
+      },
+      {
+        "lat": 29.32431,
+        "lon": 107.76056,
+        "name": "Wulong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 34762.01,
+      "perimeter_km": 1128.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -41.13827,
+        "lon": 175.0502,
+        "name": "Upper Hutt"
+      },
+      {
+        "lat": -39.93333,
+        "lon": 175.05,
+        "name": "Whanganui"
+      },
+      {
+        "lat": -36.86472,
+        "lon": 174.64768,
+        "name": "Te Atatu South"
+      },
+      {
+        "lat": -37.68611,
+        "lon": 176.16667,
+        "name": "Tauranga"
+      },
+      {
+        "lat": -37.95855,
+        "lon": 176.98545,
+        "name": "Whakatane"
+      },
+      {
+        "lat": -38.65333,
+        "lon": 178.00417,
+        "name": "Gisborne"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 69866.19,
+      "perimeter_km": 1209.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.56439,
+        "lon": -46.61695,
+        "name": "Cambuci"
+      },
+      {
+        "lat": -16.02511,
+        "lon": -48.07121,
+        "name": "Gama"
+      },
+      {
+        "lat": -14.18389,
+        "lon": -44.53444,
+        "name": "Cocos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 175388.75,
+      "perimeter_km": 2349.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -0.50974,
+        "lon": 34.73067,
+        "name": "Oyugis"
+      },
+      {
+        "lat": -2.63333,
+        "lon": 33.98333,
+        "name": "Nyakabindi"
+      },
+      {
+        "lat": 10.64061,
+        "lon": 36.94684,
+        "name": "Shendi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 22829.74,
+      "perimeter_km": 3026.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 48.57409,
+        "lon": 2.58287,
+        "name": "Savigny-le-Temple"
+      },
+      {
+        "lat": 53.93775,
+        "lon": 10.30745,
+        "name": "Bad Segeberg"
+      },
+      {
+        "lat": 46.253,
+        "lon": 20.14824,
+        "name": "Szeged"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 444064.08,
+      "perimeter_km": 3249.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 12.975,
+        "lon": 80.13472,
+        "name": "Pammal"
+      },
+      {
+        "lat": 18.78392,
+        "lon": 83.42569,
+        "name": "P\u0101rvatipuram"
+      },
+      {
+        "lat": 21.09417,
+        "lon": 96.02803,
+        "name": "Wundwin"
+      },
+      {
+        "lat": 34.95889,
+        "lon": 105.33611,
+        "name": "Dazhuang"
+      },
+      {
+        "lat": 22.45679,
+        "lon": 114.00234,
+        "name": "Tin Shui Wai"
+      },
+      {
+        "lat": 13.839,
+        "lon": 100.61144,
+        "name": "Chorakhe Bua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 5489484.4,
+      "perimeter_km": 9415.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -19.05294,
+        "lon": -169.91957,
+        "name": "Alofi"
+      },
+      {
+        "lat": -14.27806,
+        "lon": -170.7025,
+        "name": "Pago Pago"
+      },
+      {
+        "lat": -13.28163,
+        "lon": -176.17453,
+        "name": "Mata-Utu"
+      },
+      {
+        "lat": -17.73648,
+        "lon": 168.31366,
+        "name": "Port-Vila"
+      },
+      {
+        "lat": -18.11094,
+        "lon": 178.40943,
+        "name": "Lami"
+      },
+      {
+        "lat": -18.14307,
+        "lon": 177.50691,
+        "name": "Sigatoka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 958743.71,
+      "perimeter_km": 5365.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.90046,
+        "lon": -6.77464,
+        "name": "Boujniba"
+      },
+      {
+        "lat": 36.92917,
+        "lon": 6.58556,
+        "name": "Kerkera"
+      },
+      {
+        "lat": 35.86691,
+        "lon": 7.88673,
+        "name": "El Aouinet"
+      },
+      {
+        "lat": 36.87744,
+        "lon": 10.2468,
+        "name": "Sukrah"
+      },
+      {
+        "lat": 32.76272,
+        "lon": 21.75506,
+        "name": "Al Bay\u1e11\u0101\u2019"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 633837.0,
+      "perimeter_km": 5503.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.76667,
+        "lon": 144.96667,
+        "name": "Brunswick"
+      },
+      {
+        "lat": -24.86621,
+        "lon": 152.3479,
+        "name": "Bundaberg"
+      },
+      {
+        "lat": -27.46794,
+        "lon": 153.02809,
+        "name": "Brisbane"
+      },
+      {
+        "lat": -31.91099,
+        "lon": 152.45387,
+        "name": "Taree"
+      },
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      },
+      {
+        "lat": -33.79728,
+        "lon": 150.7847,
+        "name": "St Clair"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 352486.86,
+      "perimeter_km": 3461.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 26.4775,
+        "lon": 31.80394,
+        "name": "Al Minsh\u0101h"
+      },
+      {
+        "lat": 30.04214,
+        "lon": 31.44446,
+        "name": "Al Q\u0101hirah al Jad\u012bdah"
+      },
+      {
+        "lat": 30.61618,
+        "lon": 31.73514,
+        "name": "Al Qurayn"
+      },
+      {
+        "lat": 10.25,
+        "lon": 37.93333,
+        "name": "Lumam\u0113"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 159127.71,
+      "perimeter_km": 4737.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 25.21137,
+        "lon": 98.48403,
+        "name": "Mazhan"
+      },
+      {
+        "lat": 33.43177,
+        "lon": 104.80909,
+        "name": "Liangshui"
+      },
+      {
+        "lat": 33.87722,
+        "lon": 115.77028,
+        "name": "Bozhou"
+      },
+      {
+        "lat": 35.25,
+        "lon": 136.71667,
+        "name": "Sobue"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 919122.19,
+      "perimeter_km": 7848.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.88108,
+        "lon": -6.9063,
+        "name": "Khouribga"
+      },
+      {
+        "lat": 33.25682,
+        "lon": -8.50882,
+        "name": "El Jadida"
+      },
+      {
+        "lat": 36.71333,
+        "lon": 3.2125,
+        "name": "Dar el Be\u00efda"
+      },
+      {
+        "lat": 36.33293,
+        "lon": 5.08843,
+        "name": "Bougaa"
+      },
+      {
+        "lat": 36.64964,
+        "lon": 9.61231,
+        "name": "Medjez el Bab"
+      },
+      {
+        "lat": 33.94055,
+        "lon": 10.06439,
+        "name": "Rhennouch"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 383305.84,
+      "perimeter_km": 3749.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.55969,
+        "lon": 8.31953,
+        "name": "Alghero"
+      },
+      {
+        "lat": 54.66579,
+        "lon": -2.75757,
+        "name": "Penrith"
+      },
+      {
+        "lat": 52.63167,
+        "lon": 4.74861,
+        "name": "Alkmaar"
+      },
+      {
+        "lat": 53.82824,
+        "lon": 22.36469,
+        "name": "E\u0142k"
+      },
+      {
+        "lat": 38.05586,
+        "lon": 23.70515,
+        "name": "Kamater\u00f3n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2220435.63,
+      "perimeter_km": 6598.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 22.18616,
+        "lon": 87.98072,
+        "name": "Mah\u012bsh\u0101dal"
+      },
+      {
+        "lat": 27.07059,
+        "lon": 88.47529,
+        "name": "K\u0101limpong"
+      },
+      {
+        "lat": 29.94791,
+        "lon": 78.16025,
+        "name": "Haridwar"
+      },
+      {
+        "lat": 30.18416,
+        "lon": 106.5558,
+        "name": "Shuanghuai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1582555.74,
+      "perimeter_km": 6379.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.83333,
+        "lon": 145.05,
+        "name": "Glenferrie"
+      },
+      {
+        "lat": -27.56056,
+        "lon": 151.95386,
+        "name": "Toowoomba"
+      },
+      {
+        "lat": -33.71028,
+        "lon": 150.95095,
+        "name": "Kellyville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 154312.18,
+      "perimeter_km": 2704.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 53.21583,
+        "lon": -6.66694,
+        "name": "Naas"
+      },
+      {
+        "lat": 51.94331,
+        "lon": 9.09067,
+        "name": "Blomberg"
+      },
+      {
+        "lat": 46.61028,
+        "lon": 13.85583,
+        "name": "Villach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 257720.58,
+      "perimeter_km": 3392.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.05043,
+        "lon": 34.75224,
+        "name": "Jaffa"
+      },
+      {
+        "lat": 33.96921,
+        "lon": 36.65729,
+        "name": "Yabr\u016bd"
+      },
+      {
+        "lat": 34.43352,
+        "lon": 35.84415,
+        "name": "Tripoli"
+      },
+      {
+        "lat": 39.59621,
+        "lon": 48.98479,
+        "name": "Salyan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 128300.59,
+      "perimeter_km": 3197.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.42885,
+        "lon": -0.39774,
+        "name": "El Campello"
+      },
+      {
+        "lat": 52.5,
+        "lon": -1.88333,
+        "name": "Aston"
+      },
+      {
+        "lat": 45.74525,
+        "lon": 4.84197,
+        "name": "Lyon 07"
+      },
+      {
+        "lat": 43.94834,
+        "lon": 4.80892,
+        "name": "Avignon"
+      },
+      {
+        "lat": 39.55065,
+        "lon": 2.59741,
+        "name": "Sant Agust\u00ed"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 458688.38,
+      "perimeter_km": 3473.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.88413,
+        "lon": 144.78367,
+        "name": "Altona Meadows"
+      },
+      {
+        "lat": -27.66757,
+        "lon": 152.92488,
+        "name": "Springfield Lakes"
+      },
+      {
+        "lat": -30.29626,
+        "lon": 153.11351,
+        "name": "Coffs Harbour"
+      },
+      {
+        "lat": -32.92953,
+        "lon": 151.7801,
+        "name": "Newcastle"
+      },
+      {
+        "lat": -33.9681,
+        "lon": 151.13564,
+        "name": "Kogarah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 187386.66,
+      "perimeter_km": 2826.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.53379,
+        "lon": -1.96209,
+        "name": "Bouarfa"
+      },
+      {
+        "lat": 36.68312,
+        "lon": 10.58431,
+        "name": "Mennzel Bou Zelfa"
+      },
+      {
+        "lat": 30.8248,
+        "lon": 30.81805,
+        "name": "Kafr az Zayy\u0101t"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 655172.88,
+      "perimeter_km": 6307.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -19.05294,
+        "lon": -169.91957,
+        "name": "Alofi"
+      },
+      {
+        "lat": -13.83333,
+        "lon": -171.76666,
+        "name": "Apia"
+      },
+      {
+        "lat": -13.28163,
+        "lon": -176.17453,
+        "name": "Mata-Utu"
+      },
+      {
+        "lat": -18.11094,
+        "lon": 178.40943,
+        "name": "Lami"
+      },
+      {
+        "lat": -18.14307,
+        "lon": 177.50691,
+        "name": "Sigatoka"
+      },
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1411739.62,
+      "perimeter_km": 6031.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -12.46113,
+        "lon": 130.84185,
+        "name": "Darwin"
+      },
+      {
+        "lat": -3.54964,
+        "lon": 143.63229,
+        "name": "Wewak"
+      },
+      {
+        "lat": -8.76536,
+        "lon": 148.23252,
+        "name": "Popondetta"
+      },
+      {
+        "lat": -9.47723,
+        "lon": 147.15089,
+        "name": "Port Moresby"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 714085.47,
+      "perimeter_km": 4445.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 8.09008,
+        "lon": 77.53841,
+        "name": "Kanniy\u0101kum\u0101ri"
+      },
+      {
+        "lat": 16.11601,
+        "lon": 74.21097,
+        "name": "Ajara"
+      },
+      {
+        "lat": 27.03333,
+        "lon": 67.85,
+        "name": "Sita Road"
+      },
+      {
+        "lat": 25.63616,
+        "lon": 85.02026,
+        "name": "Dinapur Cantonment"
+      },
+      {
+        "lat": 24.16002,
+        "lon": 83.80755,
+        "name": "Garhwa"
+      },
+      {
+        "lat": 22.16547,
+        "lon": 88.8007,
+        "name": "Gos\u0101ba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2410427.97,
+      "perimeter_km": 6796.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -41.31667,
+        "lon": 173.23333,
+        "name": "Stoke"
+      },
+      {
+        "lat": -22.15757,
+        "lon": 166.4572,
+        "name": "Dumb\u00e9a"
+      },
+      {
+        "lat": -36.88745,
+        "lon": 174.77059,
+        "name": "Epsom"
+      },
+      {
+        "lat": -37.78821,
+        "lon": 175.2902,
+        "name": "Hamilton East"
+      },
+      {
+        "lat": -39.6381,
+        "lon": 176.84918,
+        "name": "Hastings"
+      },
+      {
+        "lat": -41.28664,
+        "lon": 174.77557,
+        "name": "Wellington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 393331.29,
+      "perimeter_km": 4784.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 1.23132,
+        "lon": 34.24773,
+        "name": "Sironko"
+      },
+      {
+        "lat": 5.78333,
+        "lon": 36.56667,
+        "name": "Bako"
+      },
+      {
+        "lat": 9.39749,
+        "lon": 41.56104,
+        "name": "Chelenko"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 86738.14,
+      "perimeter_km": 2465.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -23.52098,
+        "lon": -51.68179,
+        "name": "Mandaguari"
+      },
+      {
+        "lat": -22.53611,
+        "lon": -55.72556,
+        "name": "Ponta Por\u00e3"
+      },
+      {
+        "lat": -15.22611,
+        "lon": -59.33528,
+        "name": "Pontes e Lacerda"
+      },
+      {
+        "lat": -15.10222,
+        "lon": -44.09194,
+        "name": "Itacarambi"
+      },
+      {
+        "lat": -18.72472,
+        "lon": -47.49861,
+        "name": "Monte Carmelo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 908735.87,
+      "perimeter_km": 4189.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 25.91552,
+        "lon": 13.91839,
+        "name": "Murzuk"
+      },
+      {
+        "lat": 31.55582,
+        "lon": 31.08918,
+        "name": "Bal\u0163\u012bm"
+      },
+      {
+        "lat": 30.76128,
+        "lon": 30.69972,
+        "name": "Kawm \u1e28am\u0101dah"
+      },
+      {
+        "lat": 28.92406,
+        "lon": 30.98544,
+        "name": "Bib\u0101"
+      },
+      {
+        "lat": 26.55695,
+        "lon": 31.69478,
+        "name": "Sohag"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 477679.59,
+      "perimeter_km": 4132.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 17.06025,
+        "lon": -96.72544,
+        "name": "Oaxaca"
+      },
+      {
+        "lat": 28.15585,
+        "lon": -82.62121,
+        "name": "Keystone"
+      },
+      {
+        "lat": 9.86142,
+        "lon": -84.09266,
+        "name": "Aserr\u00ed"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1436519.38,
+      "perimeter_km": 5521.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 49.53414,
+        "lon": 8.35357,
+        "name": "Frankenthal"
+      },
+      {
+        "lat": 50.88365,
+        "lon": 5.98154,
+        "name": "Heerlen"
+      },
+      {
+        "lat": 53.1235,
+        "lon": 18.00762,
+        "name": "Bydgoszcz"
+      },
+      {
+        "lat": 40.85216,
+        "lon": 14.26811,
+        "name": "Naples"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 501923.01,
+      "perimeter_km": 3547.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.43757,
+        "lon": 36.07888,
+        "name": "Qa\u0163an\u0101"
+      },
+      {
+        "lat": 33.27333,
+        "lon": 35.19389,
+        "name": "Tyre"
+      },
+      {
+        "lat": 39.35766,
+        "lon": 41.69253,
+        "name": "H\u0131n\u0131s"
+      },
+      {
+        "lat": 40.15553,
+        "lon": 44.0388,
+        "name": "Armavir"
+      },
+      {
+        "lat": 35.244,
+        "lon": 60.6225,
+        "name": "Torbat-e J\u0101m"
+      },
+      {
+        "lat": 30.28321,
+        "lon": 57.07879,
+        "name": "Kerman"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1393287.73,
+      "perimeter_km": 5404.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.83039,
+        "lon": -77.19637,
+        "name": "Annandale"
+      },
+      {
+        "lat": 42.48948,
+        "lon": -83.14465,
+        "name": "Royal Oak"
+      },
+      {
+        "lat": 42.54648,
+        "lon": -71.17367,
+        "name": "Wilmington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 209659.09,
+      "perimeter_km": 2280.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -14.27806,
+        "lon": -170.7025,
+        "name": "Pago Pago"
+      },
+      {
+        "lat": -13.83333,
+        "lon": -171.76666,
+        "name": "Apia"
+      },
+      {
+        "lat": -8.52425,
+        "lon": 179.19417,
+        "name": "Funafuti"
+      },
+      {
+        "lat": -16.4332,
+        "lon": 179.36451,
+        "name": "Labasa"
+      },
+      {
+        "lat": -17.80309,
+        "lon": 177.41617,
+        "name": "Nadi"
+      },
+      {
+        "lat": -18.11094,
+        "lon": 178.40943,
+        "name": "Lami"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 583207.16,
+      "perimeter_km": 3758.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -16.92366,
+        "lon": 145.76613,
+        "name": "Cairns"
+      },
+      {
+        "lat": -3.54964,
+        "lon": 143.63229,
+        "name": "Wewak"
+      },
+      {
+        "lat": -28.00274,
+        "lon": 153.42999,
+        "name": "Surfers Paradise"
+      },
+      {
+        "lat": -27.59521,
+        "lon": 153.12332,
+        "name": "Rochedale South"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 422408.93,
+      "perimeter_km": 5876.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -29.62056,
+        "lon": -54.17889,
+        "name": "S\u00e3o Pedro do Sul"
+      },
+      {
+        "lat": -33.45937,
+        "lon": -61.4832,
+        "name": "Firmat"
+      },
+      {
+        "lat": -20.53861,
+        "lon": -47.40083,
+        "name": "Franca"
+      },
+      {
+        "lat": -16.47583,
+        "lon": -43.48833,
+        "name": "Francisco S\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 246123.36,
+      "perimeter_km": 5246.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.785,
+        "lon": -53.07333,
+        "name": "Cruzeiro do Oeste"
+      },
+      {
+        "lat": -20.87222,
+        "lon": -51.4875,
+        "name": "Castilho"
+      },
+      {
+        "lat": -17.39799,
+        "lon": -66.03825,
+        "name": "Sacaba"
+      },
+      {
+        "lat": -15.3175,
+        "lon": -49.1175,
+        "name": "Goian\u00e9sia"
+      },
+      {
+        "lat": -16.56167,
+        "lon": -41.50333,
+        "name": "Itaobim"
+      },
+      {
+        "lat": -22.52694,
+        "lon": -41.945,
+        "name": "Rio das Ostras"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1855662.66,
+      "perimeter_km": 6394.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.76783,
+        "lon": -117.02308,
+        "name": "La Mesa"
+      },
+      {
+        "lat": 33.87529,
+        "lon": -117.56644,
+        "name": "Corona"
+      },
+      {
+        "lat": 22.89088,
+        "lon": -109.91238,
+        "name": "Cabo San Lucas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 18191.43,
+      "perimeter_km": 2865.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.01434,
+        "lon": -86.00639,
+        "name": "Gadsden"
+      },
+      {
+        "lat": 41.60774,
+        "lon": -86.71389,
+        "name": "La Porte"
+      },
+      {
+        "lat": 43.76574,
+        "lon": -79.48888,
+        "name": "York University Heights"
+      },
+      {
+        "lat": 40.78788,
+        "lon": -74.01431,
+        "name": "West New York"
+      },
+      {
+        "lat": 25.81454,
+        "lon": -80.22394,
+        "name": "Allapattah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1289176.23,
+      "perimeter_km": 4871.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.93333,
+        "lon": 145.23333,
+        "name": "Rowville"
+      },
+      {
+        "lat": -37.57742,
+        "lon": 144.72607,
+        "name": "Sunbury"
+      },
+      {
+        "lat": -25.54073,
+        "lon": 152.70493,
+        "name": "Maryborough"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.8188,
+        "lon": 151.1062,
+        "name": "Ryde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 247173.93,
+      "perimeter_km": 3227.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -7.17697,
+        "lon": -76.72774,
+        "name": "Juanju\u00ed"
+      },
+      {
+        "lat": -1.79008,
+        "lon": -79.28759,
+        "name": "Montalvo"
+      },
+      {
+        "lat": 1.28626,
+        "lon": -78.83514,
+        "name": "San Lorenzo de Esmeraldas"
+      },
+      {
+        "lat": 4.62306,
+        "lon": -75.76278,
+        "name": "Quimbaya"
+      },
+      {
+        "lat": 10.08081,
+        "lon": -69.1242,
+        "name": "Yaritagua"
+      },
+      {
+        "lat": -10.91908,
+        "lon": -74.88496,
+        "name": "Santa Rosa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1091763.45,
+      "perimeter_km": 5346.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -22.94667,
+        "lon": -47.31583,
+        "name": "Monte Mor"
+      },
+      {
+        "lat": -27.48306,
+        "lon": -50.12194,
+        "name": "Otac\u00edlio Costa"
+      },
+      {
+        "lat": -22.27528,
+        "lon": -51.5,
+        "name": "Pirapozinho"
+      },
+      {
+        "lat": -15.70139,
+        "lon": -44.0275,
+        "name": "Varzel\u00e2ndia"
+      },
+      {
+        "lat": -17.37389,
+        "lon": -40.22056,
+        "name": "Medeiros Neto"
+      },
+      {
+        "lat": -23.56338,
+        "lon": -46.63228,
+        "name": "Liberdade"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 546722.58,
+      "perimeter_km": 3749.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -29.40111,
+        "lon": -51.945,
+        "name": "Arroio do Meio"
+      },
+      {
+        "lat": -30.25833,
+        "lon": -54.91417,
+        "name": "Ros\u00e1rio do Sul"
+      },
+      {
+        "lat": -20.46444,
+        "lon": -45.42639,
+        "name": "Formiga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 106002.93,
+      "perimeter_km": 2938.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.80556,
+        "lon": 116.63889,
+        "name": "Shizhai"
+      },
+      {
+        "lat": 35.47619,
+        "lon": 136.7721,
+        "name": "Yamagata"
+      },
+      {
+        "lat": 32.94584,
+        "lon": 132.98635,
+        "name": "Shimoda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 271586.21,
+      "perimeter_km": 3798.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -33.92598,
+        "lon": 151.19347,
+        "name": "Mascot"
+      },
+      {
+        "lat": -42.87936,
+        "lon": 147.32941,
+        "name": "Hobart"
+      },
+      {
+        "lat": -27.62329,
+        "lon": 153.04785,
+        "name": "Calamvale"
+      },
+      {
+        "lat": -28.11694,
+        "lon": 153.46584,
+        "name": "Palm Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 38063.15,
+      "perimeter_km": 3573.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.76719,
+        "lon": -8.58393,
+        "name": "Ponte de Lima"
+      },
+      {
+        "lat": 55.97132,
+        "lon": -4.57928,
+        "name": "Vale of Leven"
+      },
+      {
+        "lat": 53.59245,
+        "lon": -2.21941,
+        "name": "Heywood"
+      },
+      {
+        "lat": 50.93182,
+        "lon": 6.99469,
+        "name": "Humboldtkolonie"
+      },
+      {
+        "lat": 48.07667,
+        "lon": 8.64409,
+        "name": "Trossingen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 912435.85,
+      "perimeter_km": 4464.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 43.84171,
+        "lon": 10.57271,
+        "name": "Capannori"
+      },
+      {
+        "lat": 46.37049,
+        "lon": 6.47985,
+        "name": "Thonon-les-Bains"
+      },
+      {
+        "lat": 47.66943,
+        "lon": 19.07561,
+        "name": "Szentendre"
+      },
+      {
+        "lat": 46.16364,
+        "lon": 16.8297,
+        "name": "Koprivnica"
+      },
+      {
+        "lat": 40.53694,
+        "lon": 17.43723,
+        "name": "Grottaglie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 349953.47,
+      "perimeter_km": 2932.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -20.94639,
+        "lon": -44.91889,
+        "name": "Santo Ant\u00f4nio do Amparo"
+      },
+      {
+        "lat": -3.46222,
+        "lon": -44.87056,
+        "name": "Vit\u00f3ria do Mearim"
+      },
+      {
+        "lat": -3.68444,
+        "lon": -42.75028,
+        "name": "Brejo"
+      },
+      {
+        "lat": -7.4475,
+        "lon": -35.24417,
+        "name": "Ferreiros"
+      },
+      {
+        "lat": -7.83306,
+        "lon": -35.75472,
+        "name": "Surubim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1099825.97,
+      "perimeter_km": 4940.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -34.45333,
+        "lon": -56.39056,
+        "name": "Santa Luc\u00eda"
+      },
+      {
+        "lat": -22.41278,
+        "lon": -49.13472,
+        "name": "Piratininga"
+      },
+      {
+        "lat": -18.22047,
+        "lon": -49.72993,
+        "name": "Bom Jesus de Goi\u00e1s"
+      },
+      {
+        "lat": -20.14333,
+        "lon": -44.19972,
+        "name": "Brumadinho"
+      },
+      {
+        "lat": -21.24528,
+        "lon": -44.99972,
+        "name": "Lavras"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 800676.66,
+      "perimeter_km": 4595.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 39.04167,
+        "lon": -94.72024,
+        "name": "Shawnee"
+      },
+      {
+        "lat": 42.99812,
+        "lon": -78.18752,
+        "name": "Batavia"
+      },
+      {
+        "lat": 43.57036,
+        "lon": -70.38783,
+        "name": "West Scarborough"
+      },
+      {
+        "lat": 38.88095,
+        "lon": -77.30082,
+        "name": "Oakton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 485279.89,
+      "perimeter_km": 4368.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -1.8628,
+        "lon": 29.62541,
+        "name": "Ngororero"
+      },
+      {
+        "lat": 7.30082,
+        "lon": 18.2833,
+        "name": "Batangafo"
+      },
+      {
+        "lat": 0.36389,
+        "lon": 32.52861,
+        "name": "Nansana"
+      },
+      {
+        "lat": 1.09667,
+        "lon": 36.69806,
+        "name": "Maralal"
+      },
+      {
+        "lat": -13.53099,
+        "lon": 33.73933,
+        "name": "Mponela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 954691.31,
+      "perimeter_km": 6880.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 48.80537,
+        "lon": 9.52721,
+        "name": "Schorndorf"
+      },
+      {
+        "lat": 49.97078,
+        "lon": 8.05883,
+        "name": "Ingelheim am Rhein"
+      },
+      {
+        "lat": 48.76496,
+        "lon": 2.3961,
+        "name": "Thiais"
+      },
+      {
+        "lat": 52.4776,
+        "lon": -0.92053,
+        "name": "Market Harborough"
+      },
+      {
+        "lat": 59.92335,
+        "lon": 32.33966,
+        "name": "Volkhov"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 948721.63,
+      "perimeter_km": 5171.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 19.16347,
+        "lon": -96.21648,
+        "name": "Valente Diaz"
+      },
+      {
+        "lat": 19.68667,
+        "lon": -98.97278,
+        "name": "San Mart\u00edn Azcatepec"
+      },
+      {
+        "lat": 33.04623,
+        "lon": -96.99417,
+        "name": "Lewisville"
+      },
+      {
+        "lat": 33.52066,
+        "lon": -86.80249,
+        "name": "Birmingham"
+      },
+      {
+        "lat": 41.3776,
+        "lon": -71.82729,
+        "name": "Westerly"
+      },
+      {
+        "lat": 26.23786,
+        "lon": -80.12477,
+        "name": "Pompano Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2700113.65,
+      "perimeter_km": 7996.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.27732,
+        "lon": -7.23236,
+        "name": "El Gara"
+      },
+      {
+        "lat": 33.99722,
+        "lon": -6.74047,
+        "name": "Sal\u00e9 Al Jadida"
+      },
+      {
+        "lat": 33.91406,
+        "lon": -5.48969,
+        "name": "Ouislane"
+      },
+      {
+        "lat": 36.40291,
+        "lon": 10.14292,
+        "name": "Zaghouan"
+      },
+      {
+        "lat": 36.44766,
+        "lon": 10.7557,
+        "name": "Douane"
+      },
+      {
+        "lat": 26.09502,
+        "lon": 13.55744,
+        "name": "W\u0101d\u012b 'Utbah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1016278.95,
+      "perimeter_km": 5046.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.18307,
+        "lon": 22.14605,
+        "name": "Mossel Bay"
+      },
+      {
+        "lat": -22.55941,
+        "lon": 17.08323,
+        "name": "Windhoek"
+      },
+      {
+        "lat": -24.81811,
+        "lon": 27.29659,
+        "name": "Amandelbult"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 603687.69,
+      "perimeter_km": 3607.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 22.8982,
+        "lon": 72.99282,
+        "name": "Kathl\u0101l"
+      },
+      {
+        "lat": 28.31457,
+        "lon": 74.28952,
+        "name": "Bh\u0101d\u0101sar"
+      },
+      {
+        "lat": 11.9399,
+        "lon": 78.40161,
+        "name": "Pallippatti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 257491.12,
+      "perimeter_km": 3832.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 19.53159,
+        "lon": -98.87464,
+        "name": "Tulantongo"
+      },
+      {
+        "lat": 15.82826,
+        "lon": -88.75039,
+        "name": "L\u00edvingston"
+      },
+      {
+        "lat": 12.15965,
+        "lon": -84.21952,
+        "name": "Rama"
+      },
+      {
+        "lat": 13.38333,
+        "lon": -88.35,
+        "name": "San Rafael Oriente"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 193498.25,
+      "perimeter_km": 3566.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.76667,
+        "lon": 145.0,
+        "name": "Northcote"
+      },
+      {
+        "lat": -37.56622,
+        "lon": 143.84957,
+        "name": "Ballarat"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 46909.42,
+      "perimeter_km": 2182.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 15.57364,
+        "lon": 108.47403,
+        "name": "Tam K\u1ef3"
+      },
+      {
+        "lat": 15.88214,
+        "lon": 108.12092,
+        "name": "\u0110\u1ea1i L\u1ed9c"
+      },
+      {
+        "lat": 15.0955,
+        "lon": 120.767,
+        "name": "Santa Ana"
+      },
+      {
+        "lat": 14.2906,
+        "lon": 122.6917,
+        "name": "Jose Pa\u00f1ganiban"
+      },
+      {
+        "lat": 13.7068,
+        "lon": 123.2087,
+        "name": "Calabanga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 115896.87,
+      "perimeter_km": 3318.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 7.59383,
+        "lon": 6.21798,
+        "name": "Ogaminana"
+      },
+      {
+        "lat": 11.55965,
+        "lon": 9.66407,
+        "name": "Chakwama"
+      },
+      {
+        "lat": 9.98433,
+        "lon": 10.95229,
+        "name": "Pindiga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 64242.77,
+      "perimeter_km": 1389.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -16.02511,
+        "lon": -48.07121,
+        "name": "Gama"
+      },
+      {
+        "lat": -2.88,
+        "lon": -52.01,
+        "name": "Vit\u00f3ria do Xingu"
+      },
+      {
+        "lat": -1.74833,
+        "lon": -52.23833,
+        "name": "Porto de Moz"
+      },
+      {
+        "lat": -5.61278,
+        "lon": -38.76694,
+        "name": "Jaguaretama"
+      },
+      {
+        "lat": -7.64265,
+        "lon": -47.21738,
+        "name": "Santa Luzia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1525527.83,
+      "perimeter_km": 5104.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 4.63911,
+        "lon": 9.67987,
+        "name": "Penja"
+      },
+      {
+        "lat": 11.01537,
+        "lon": 6.78036,
+        "name": "Sofo-Birnin-Gwari"
+      },
+      {
+        "lat": 9.22349,
+        "lon": 17.71018,
+        "name": "Maro"
+      },
+      {
+        "lat": 0.76755,
+        "lon": 24.43973,
+        "name": "Yangambi"
+      },
+      {
+        "lat": -10.07531,
+        "lon": 17.55058,
+        "name": "Cambundi Catembo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2166392.17,
+      "perimeter_km": 6470.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.13333,
+        "lon": 145.13333,
+        "name": "Frankston East"
+      },
+      {
+        "lat": -37.60075,
+        "lon": 145.09555,
+        "name": "Mernda"
+      },
+      {
+        "lat": -33.9125,
+        "lon": 151.10279,
+        "name": "Campsie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 17083.12,
+      "perimeter_km": 1451.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 5.34849,
+        "lon": -6.05601,
+        "name": "Niapidou"
+      },
+      {
+        "lat": 14.0775,
+        "lon": -3.51594,
+        "name": "Bankass"
+      },
+      {
+        "lat": 11.1464,
+        "lon": -3.05784,
+        "name": "Dano"
+      },
+      {
+        "lat": 11.55444,
+        "lon": -1.77361,
+        "name": "Sapouy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 107731.79,
+      "perimeter_km": 2321.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 35.52336,
+        "lon": 119.51009,
+        "name": "Heshan"
+      },
+      {
+        "lat": 50.24413,
+        "lon": 127.49016,
+        "name": "Heihe"
+      },
+      {
+        "lat": 36.33333,
+        "lon": 139.45,
+        "name": "Ashikaga"
+      },
+      {
+        "lat": 35.72603,
+        "lon": 139.48508,
+        "name": "Kodaira"
+      },
+      {
+        "lat": 34.53472,
+        "lon": 135.70925,
+        "name": "Kashiba"
+      },
+      {
+        "lat": 34.65919,
+        "lon": 134.14238,
+        "name": "Setouchi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1609656.99,
+      "perimeter_km": 5491.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -17.26417,
+        "lon": 38.135,
+        "name": "Pebane"
+      },
+      {
+        "lat": -14.96778,
+        "lon": 40.66389,
+        "name": "Mossuril"
+      },
+      {
+        "lat": -20.6,
+        "lon": 48.33333,
+        "name": "Sahavato"
+      },
+      {
+        "lat": -21.3,
+        "lon": 47.63333,
+        "name": "Ifanadiana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 244050.41,
+      "perimeter_km": 2596.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -27.31564,
+        "lon": 25.99497,
+        "name": "Makwassie"
+      },
+      {
+        "lat": -12.63247,
+        "lon": 28.05367,
+        "name": "Chambishi"
+      },
+      {
+        "lat": -26.25,
+        "lon": 28.4,
+        "name": "Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 183263.05,
+      "perimeter_km": 3427.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 39.3558,
+        "lon": -9.38112,
+        "name": "Peniche"
+      },
+      {
+        "lat": 48.75149,
+        "lon": 2.51163,
+        "name": "Boissy-Saint-L\u00e9ger"
+      },
+      {
+        "lat": 50.84389,
+        "lon": 4.42912,
+        "name": "Woluwe-Saint-Lambert"
+      },
+      {
+        "lat": 51.76263,
+        "lon": 6.39778,
+        "name": "Rees"
+      },
+      {
+        "lat": 49.24686,
+        "lon": 7.36977,
+        "name": "Zweibr\u00fccken"
+      },
+      {
+        "lat": 43.33105,
+        "lon": 5.40241,
+        "name": "Saint-Barth\u00e9l\u00e9my"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 703972.64,
+      "perimeter_km": 4121.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 31.76212,
+        "lon": -95.63079,
+        "name": "Palestine"
+      },
+      {
+        "lat": 41.02001,
+        "lon": -92.4113,
+        "name": "Ottumwa"
+      },
+      {
+        "lat": 46.49,
+        "lon": -80.99001,
+        "name": "Greater Sudbury"
+      },
+      {
+        "lat": 26.66729,
+        "lon": -81.88009,
+        "name": "North Fort Myers"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1811288.53,
+      "perimeter_km": 5821.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.19528,
+        "lon": 146.5415,
+        "name": "Traralgon"
+      },
+      {
+        "lat": -37.86667,
+        "lon": 145.06667,
+        "name": "Glen Iris"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -33.71028,
+        "lon": 150.95095,
+        "name": "Kellyville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 114927.67,
+      "perimeter_km": 2153.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -40.95972,
+        "lon": 175.6575,
+        "name": "Masterton"
+      },
+      {
+        "lat": -40.35636,
+        "lon": 175.61113,
+        "name": "Palmerston North"
+      },
+      {
+        "lat": -40.91667,
+        "lon": 175.01667,
+        "name": "Paraparaumu"
+      },
+      {
+        "lat": -36.99282,
+        "lon": 174.87986,
+        "name": "Manukau City"
+      },
+      {
+        "lat": -38.13874,
+        "lon": 176.24516,
+        "name": "Rotorua"
+      },
+      {
+        "lat": -37.95855,
+        "lon": 176.98545,
+        "name": "Whakatane"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 45371.45,
+      "perimeter_km": 1179.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -35.44394,
+        "lon": -60.88463,
+        "name": "Nueve de Julio"
+      },
+      {
+        "lat": -9.95051,
+        "lon": -54.90822,
+        "name": "Guarant\u00e3 do Norte"
+      },
+      {
+        "lat": -16.03095,
+        "lon": -48.02929,
+        "name": "Santa Maria"
+      },
+      {
+        "lat": -8.90167,
+        "lon": -37.82389,
+        "name": "Inaj\u00e1"
+      },
+      {
+        "lat": -22.97056,
+        "lon": -46.99583,
+        "name": "Valinhos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2306796.78,
+      "perimeter_km": 9040.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 11.90949,
+        "lon": -86.20351,
+        "name": "San Marcos"
+      },
+      {
+        "lat": 16.73006,
+        "lon": -92.63825,
+        "name": "San Crist\u00f3bal de las Casas"
+      },
+      {
+        "lat": 17.49952,
+        "lon": -88.19756,
+        "name": "Belize City"
+      },
+      {
+        "lat": 19.11136,
+        "lon": -72.70078,
+        "name": "Saint-Marc"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 690033.97,
+      "perimeter_km": 4653.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -24.00028,
+        "lon": -51.31944,
+        "name": "Faxinal"
+      },
+      {
+        "lat": -1.89528,
+        "lon": -49.38056,
+        "name": "Limoeiro do Ajuru"
+      },
+      {
+        "lat": -4.13873,
+        "lon": -45.11881,
+        "name": "Olho d\u2019\u00c1gua das Cunh\u00e3s"
+      },
+      {
+        "lat": -3.52278,
+        "lon": -40.34278,
+        "name": "Massap\u00ea"
+      },
+      {
+        "lat": -10.74278,
+        "lon": -40.13194,
+        "name": "Filad\u00e9lfia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1671740.7,
+      "perimeter_km": 6229.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 21.25817,
+        "lon": -78.14979,
+        "name": "Vertientes"
+      },
+      {
+        "lat": 22.80517,
+        "lon": -82.58392,
+        "name": "Alqu\u00edzar"
+      },
+      {
+        "lat": 26.43814,
+        "lon": -81.80675,
+        "name": "Estero"
+      },
+      {
+        "lat": 18.35745,
+        "lon": -66.111,
+        "name": "Guaynabo"
+      },
+      {
+        "lat": 19.56378,
+        "lon": -70.87582,
+        "name": "Villa Bison\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 423891.34,
+      "perimeter_km": 4044.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.01133,
+        "lon": -9.0388,
+        "name": "Greenville"
+      },
+      {
+        "lat": 10.48115,
+        "lon": -6.40694,
+        "name": "Tengr\u00e9la"
+      },
+      {
+        "lat": 9.25025,
+        "lon": 0.78213,
+        "name": "Bassar"
+      },
+      {
+        "lat": 9.87342,
+        "lon": 7.95407,
+        "name": "Kachia"
+      },
+      {
+        "lat": 7.38299,
+        "lon": 4.26031,
+        "name": "Modakeke"
+      },
+      {
+        "lat": 6.09408,
+        "lon": -0.25913,
+        "name": "Koforidua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 598757.58,
+      "perimeter_km": 4252.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.17289,
+        "lon": -8.59931,
+        "name": "Paranhos"
+      },
+      {
+        "lat": 53.44253,
+        "lon": -2.42323,
+        "name": "Irlam"
+      },
+      {
+        "lat": 50.77141,
+        "lon": 0.10268,
+        "name": "Seaford"
+      },
+      {
+        "lat": 49.9216,
+        "lon": 1.07772,
+        "name": "Dieppe"
+      },
+      {
+        "lat": 51.53083,
+        "lon": 4.46528,
+        "name": "Roosendaal"
+      },
+      {
+        "lat": 40.52437,
+        "lon": 22.20242,
+        "name": "V\u00e9roia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1686956.89,
+      "perimeter_km": 6604.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 50.65158,
+        "lon": -1.16103,
+        "name": "Sandown"
+      },
+      {
+        "lat": 51.32233,
+        "lon": -0.20685,
+        "name": "Banstead"
+      },
+      {
+        "lat": 54.30911,
+        "lon": 13.0818,
+        "name": "Stralsund"
+      },
+      {
+        "lat": 51.49607,
+        "lon": 9.385,
+        "name": "Hofgeismar"
+      },
+      {
+        "lat": 43.70313,
+        "lon": 7.26608,
+        "name": "Nice"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 448844.48,
+      "perimeter_km": 3331.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -10.68333,
+        "lon": 35.65,
+        "name": "Songea"
+      },
+      {
+        "lat": -2.02269,
+        "lon": 29.70691,
+        "name": "Muhanga"
+      },
+      {
+        "lat": 15.60811,
+        "lon": 39.47455,
+        "name": "Massawa"
+      },
+      {
+        "lat": -0.72104,
+        "lon": 37.15259,
+        "name": "Murang\u2019a"
+      },
+      {
+        "lat": -4.73333,
+        "lon": 38.1,
+        "name": "Makuyuni"
+      },
+      {
+        "lat": -6.63784,
+        "lon": 38.35396,
+        "name": "Chalinze"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1321413.53,
+      "perimeter_km": 6445.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.58867,
+        "lon": -83.12852,
+        "name": "Marion"
+      },
+      {
+        "lat": 41.1145,
+        "lon": -83.17797,
+        "name": "Tiffin"
+      },
+      {
+        "lat": 44.8833,
+        "lon": -93.283,
+        "name": "Richfield"
+      },
+      {
+        "lat": 43.19786,
+        "lon": -70.87367,
+        "name": "Dover"
+      },
+      {
+        "lat": 41.13121,
+        "lon": -74.36737,
+        "name": "West Milford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 513429.56,
+      "perimeter_km": 3882.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.96667,
+        "lon": -0.18333,
+        "name": "Gandia"
+      },
+      {
+        "lat": 40.41888,
+        "lon": -3.67434,
+        "name": "Ibiza"
+      },
+      {
+        "lat": 42.81687,
+        "lon": -1.64323,
+        "name": "Pamplona"
+      },
+      {
+        "lat": 44.86488,
+        "lon": -0.59864,
+        "name": "Le Bouscat"
+      },
+      {
+        "lat": 51.05089,
+        "lon": 13.73832,
+        "name": "Dresden"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 429251.56,
+      "perimeter_km": 3891.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -33.9209,
+        "lon": 151.12506,
+        "name": "Earlwood"
+      },
+      {
+        "lat": -19.30323,
+        "lon": 146.72531,
+        "name": "Kirwan"
+      },
+      {
+        "lat": -9.43056,
+        "lon": 159.92103,
+        "name": "Nggosi"
+      },
+      {
+        "lat": -27.20338,
+        "lon": 152.95923,
+        "name": "Narangba"
+      },
+      {
+        "lat": -27.64613,
+        "lon": 152.85965,
+        "name": "Redbank Plains"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1331406.53,
+      "perimeter_km": 6355.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 15.88853,
+        "lon": 108.25447,
+        "name": "\u0110i\u1ec7n B\u00e0n"
+      },
+      {
+        "lat": 20.00864,
+        "lon": 110.35384,
+        "name": "Qiongshan"
+      },
+      {
+        "lat": 21.18697,
+        "lon": 106.16076,
+        "name": "Cung Ki\u1ec7m"
+      },
+      {
+        "lat": 29.85058,
+        "lon": 115.5525,
+        "name": "Wuxue"
+      },
+      {
+        "lat": 17.08731,
+        "lon": 120.97685,
+        "name": "Bontoc"
+      },
+      {
+        "lat": 14.2277,
+        "lon": 121.3292,
+        "name": "Victoria"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1714228.32,
+      "perimeter_km": 5569.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 36.26942,
+        "lon": 32.31792,
+        "name": "Gazipa\u015fa"
+      },
+      {
+        "lat": 36.37778,
+        "lon": 33.93444,
+        "name": "Silifke"
+      },
+      {
+        "lat": 39.42417,
+        "lon": 29.98333,
+        "name": "K\u00fctahya"
+      },
+      {
+        "lat": 31.96257,
+        "lon": 44.60075,
+        "name": "Ash Sh\u0101m\u012byah"
+      },
+      {
+        "lat": 25.36232,
+        "lon": 49.72757,
+        "name": "A\u0163 \u0162araf"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 450847.45,
+      "perimeter_km": 5126.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 45.55823,
+        "lon": 9.21495,
+        "name": "Cinisello Balsamo"
+      },
+      {
+        "lat": 54.35227,
+        "lon": 18.64912,
+        "name": "Gda\u0144sk"
+      },
+      {
+        "lat": 60.29414,
+        "lon": 25.04099,
+        "name": "Vantaa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 85909.89,
+      "perimeter_km": 3890.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.10322,
+        "lon": 5.87816,
+        "name": "La Seyne-sur-Mer"
+      },
+      {
+        "lat": 50.08967,
+        "lon": 17.70385,
+        "name": "Krnov"
+      },
+      {
+        "lat": 49.06144,
+        "lon": 20.29798,
+        "name": "Poprad"
+      },
+      {
+        "lat": 46.13903,
+        "lon": 39.7862,
+        "name": "Pavlovskaya"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 619977.02,
+      "perimeter_km": 5584.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 25.67678,
+        "lon": -100.25646,
+        "name": "Guadalupe"
+      },
+      {
+        "lat": 38.80033,
+        "lon": -90.62651,
+        "name": "Saint Peters"
+      },
+      {
+        "lat": 41.42973,
+        "lon": -97.36838,
+        "name": "Columbus"
+      },
+      {
+        "lat": 41.63977,
+        "lon": -81.4065,
+        "name": "Willoughby"
+      },
+      {
+        "lat": 42.06454,
+        "lon": -72.51259,
+        "name": "East Longmeadow"
+      },
+      {
+        "lat": 38.29674,
+        "lon": -85.75996,
+        "name": "Clarksville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2563912.91,
+      "perimeter_km": 7576.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 11.32726,
+        "lon": 77.71122,
+        "name": "S\u016brampatti"
+      },
+      {
+        "lat": 12.5223,
+        "lon": 76.89746,
+        "name": "Mandya"
+      },
+      {
+        "lat": 25.21954,
+        "lon": 74.26028,
+        "name": "Gang\u0101pur"
+      },
+      {
+        "lat": 22.83718,
+        "lon": 86.19161,
+        "name": "Kopali"
+      },
+      {
+        "lat": 22.83333,
+        "lon": 88.36667,
+        "name": "Shyamnagar"
+      },
+      {
+        "lat": 19.17132,
+        "lon": 83.41428,
+        "name": "R\u0101yagada"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1180022.15,
+      "perimeter_km": 4781.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 25.32354,
+        "lon": 55.38774,
+        "name": "Al Majaz"
+      },
+      {
+        "lat": 34.10737,
+        "lon": 64.3052,
+        "name": "Shahrak"
+      },
+      {
+        "lat": 27.80227,
+        "lon": 68.28902,
+        "name": "Ratodero"
+      },
+      {
+        "lat": 27.38137,
+        "lon": 67.91644,
+        "name": "Nasirabad"
+      },
+      {
+        "lat": 24.11722,
+        "lon": 78.03833,
+        "name": "Kurwai"
+      },
+      {
+        "lat": 25.81299,
+        "lon": 72.57879,
+        "name": "Samdari"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 955147.1,
+      "perimeter_km": 5539.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 42.20115,
+        "lon": -85.58,
+        "name": "Portage"
+      },
+      {
+        "lat": 41.98475,
+        "lon": -88.07979,
+        "name": "Roselle"
+      },
+      {
+        "lat": 43.80406,
+        "lon": -79.16571,
+        "name": "Rouge"
+      },
+      {
+        "lat": 48.44879,
+        "lon": -68.52396,
+        "name": "Rimouski"
+      },
+      {
+        "lat": 42.57509,
+        "lon": -70.93005,
+        "name": "Danvers"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 504956.29,
+      "perimeter_km": 3810.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 9.12273,
+        "lon": -79.55667,
+        "name": "Alcalde D\u00edaz"
+      },
+      {
+        "lat": 28.01769,
+        "lon": -82.50619,
+        "name": "Egypt Lake-Leto"
+      },
+      {
+        "lat": 25.49539,
+        "lon": -80.42922,
+        "name": "Leisure City"
+      },
+      {
+        "lat": 19.29377,
+        "lon": -70.25285,
+        "name": "San Francisco de Macor\u00eds"
+      },
+      {
+        "lat": 19.90553,
+        "lon": -77.32152,
+        "name": "Pil\u00f3n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1570040.39,
+      "perimeter_km": 5690.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -32.5269,
+        "lon": 115.7217,
+        "name": "Mandurah"
+      },
+      {
+        "lat": -32.05251,
+        "lon": 115.88782,
+        "name": "Willetton"
+      },
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 24593.0,
+      "perimeter_km": 842.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -13.07541,
+        "lon": -76.31719,
+        "name": "Nuevo Imperial"
+      },
+      {
+        "lat": -8.45917,
+        "lon": -76.46333,
+        "name": "Uchiza"
+      },
+      {
+        "lat": 8.75924,
+        "lon": -76.52969,
+        "name": "San Juan de Urab\u00e1"
+      },
+      {
+        "lat": 9.45082,
+        "lon": -75.43864,
+        "name": "Tol\u00fa Viejo"
+      },
+      {
+        "lat": 7.82117,
+        "lon": -72.22329,
+        "name": "T\u00e1riba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 618934.98,
+      "perimeter_km": 5334.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 29.51827,
+        "lon": 70.84474,
+        "name": "Jatoi Shimali"
+      },
+      {
+        "lat": 12.78612,
+        "lon": 77.63855,
+        "name": "Jigani"
+      },
+      {
+        "lat": 11.36904,
+        "lon": 77.70633,
+        "name": "Br\u0101hmana Periya Agrah\u0101ram"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 46060.29,
+      "perimeter_km": 4285.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -39.93333,
+        "lon": 175.05,
+        "name": "Whanganui"
+      },
+      {
+        "lat": -36.8282,
+        "lon": 174.62019,
+        "name": "Massey East"
+      },
+      {
+        "lat": -38.65333,
+        "lon": 178.00417,
+        "name": "Gisborne"
+      },
+      {
+        "lat": -39.6381,
+        "lon": 176.84918,
+        "name": "Hastings"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 53550.18,
+      "perimeter_km": 1012.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.16181,
+        "lon": -5.92433,
+        "name": "Los Palacios y Villafranca"
+      },
+      {
+        "lat": 53.43012,
+        "lon": -1.35678,
+        "name": "Rotherham"
+      },
+      {
+        "lat": 55.13061,
+        "lon": -1.59319,
+        "name": "Bedlington"
+      },
+      {
+        "lat": 61.46667,
+        "lon": 23.5,
+        "name": "Nokia"
+      },
+      {
+        "lat": 47.52271,
+        "lon": 7.64511,
+        "name": "Muttenz"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1758163.03,
+      "perimeter_km": 7091.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 16.07,
+        "lon": 120.4025,
+        "name": "Mangaldan"
+      },
+      {
+        "lat": 28.2,
+        "lon": 112.84611,
+        "name": "Leifeng"
+      },
+      {
+        "lat": 36.19611,
+        "lon": 118.465,
+        "name": "Jiushan"
+      },
+      {
+        "lat": 31.91667,
+        "lon": 131.41667,
+        "name": "Miyazaki"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2041793.07,
+      "perimeter_km": 5957.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 37.07381,
+        "lon": 14.24038,
+        "name": "Gela"
+      },
+      {
+        "lat": 41.97489,
+        "lon": 2.79281,
+        "name": "Salt"
+      },
+      {
+        "lat": 43.16296,
+        "lon": 13.72274,
+        "name": "Fermo"
+      },
+      {
+        "lat": 42.35861,
+        "lon": 20.825,
+        "name": "Suva Reka"
+      },
+      {
+        "lat": 44.60789,
+        "lon": 40.10242,
+        "name": "Maykop"
+      },
+      {
+        "lat": 37.96427,
+        "lon": 23.49649,
+        "name": "Salam\u00edna"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1130551.85,
+      "perimeter_km": 6573.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 45.18691,
+        "lon": 0.71439,
+        "name": "P\u00e9rigueux"
+      },
+      {
+        "lat": 50.95753,
+        "lon": 6.93611,
+        "name": "Neuehrenfeld"
+      },
+      {
+        "lat": 52.11457,
+        "lon": 8.67343,
+        "name": "Herford"
+      },
+      {
+        "lat": 40.9248,
+        "lon": 14.45612,
+        "name": "Marigliano"
+      },
+      {
+        "lat": 43.92686,
+        "lon": 11.03718,
+        "name": "Montemurlo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 673976.63,
+      "perimeter_km": 3551.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 49.2144,
+        "lon": 8.36687,
+        "name": "Germersheim"
+      },
+      {
+        "lat": 50.42449,
+        "lon": 4.4789,
+        "name": "Gilly"
+      },
+      {
+        "lat": 51.47566,
+        "lon": 0.32521,
+        "name": "Grays"
+      },
+      {
+        "lat": 53.59549,
+        "lon": 7.20615,
+        "name": "Norden"
+      },
+      {
+        "lat": 60.26711,
+        "lon": 24.84713,
+        "name": "Myyrm\u00e4ki"
+      },
+      {
+        "lat": 44.57268,
+        "lon": 10.84737,
+        "name": "Formigine"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 765071.05,
+      "perimeter_km": 4967.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 35.91222,
+        "lon": 116.31167,
+        "name": "Zhoucheng"
+      },
+      {
+        "lat": 40.70583,
+        "lon": 110.28556,
+        "name": "Shiguai"
+      },
+      {
+        "lat": 50.56667,
+        "lon": 123.71667,
+        "name": "Oroqen Zizhiqi"
+      },
+      {
+        "lat": 35.98106,
+        "lon": 136.48727,
+        "name": "Ono"
+      },
+      {
+        "lat": 35.3,
+        "lon": 136.8,
+        "name": "Ichinomiya"
+      },
+      {
+        "lat": 38.41667,
+        "lon": 126.23333,
+        "name": "Sinmak"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2320371.5,
+      "perimeter_km": 6178.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -8.45917,
+        "lon": -76.46333,
+        "name": "Uchiza"
+      },
+      {
+        "lat": -4.87778,
+        "lon": -80.70528,
+        "name": "Marcavelica"
+      },
+      {
+        "lat": 4.61889,
+        "lon": -75.63583,
+        "name": "Circasia"
+      },
+      {
+        "lat": 1.90999,
+        "lon": -75.15931,
+        "name": "Puerto Rico"
+      },
+      {
+        "lat": -3.77611,
+        "lon": -73.28139,
+        "name": "San Juan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 579169.49,
+      "perimeter_km": 3411.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.63333,
+        "lon": 144.86667,
+        "name": "Greenvale"
+      },
+      {
+        "lat": -34.78254,
+        "lon": 138.61077,
+        "name": "Parafield Gardens"
+      },
+      {
+        "lat": -33.79068,
+        "lon": 150.6693,
+        "name": "Glenmore Park"
+      },
+      {
+        "lat": -33.9205,
+        "lon": 151.25522,
+        "name": "Coogee"
+      },
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      },
+      {
+        "lat": -42.87936,
+        "lon": 147.32941,
+        "name": "Hobart"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 418868.03,
+      "perimeter_km": 3487.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.65825,
+        "lon": -0.25223,
+        "name": "Taifa"
+      },
+      {
+        "lat": 6.90152,
+        "lon": -7.41376,
+        "name": "Di\u00e9hiba"
+      },
+      {
+        "lat": 9.6053,
+        "lon": 3.94101,
+        "name": "Kaiama"
+      },
+      {
+        "lat": 11.2471,
+        "lon": 10.561,
+        "name": "Kari"
+      },
+      {
+        "lat": 5.78917,
+        "lon": 7.83829,
+        "name": "Amaigbo"
+      },
+      {
+        "lat": -5.76521,
+        "lon": 13.65711,
+        "name": "Kenge"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1176837.94,
+      "perimeter_km": 6949.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.92477,
+        "lon": 158.16109,
+        "name": "Palikir"
+      },
+      {
+        "lat": 7.08971,
+        "lon": 171.38027,
+        "name": "Majuro"
+      },
+      {
+        "lat": -0.55085,
+        "lon": 166.9252,
+        "name": "Yaren"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 620408.26,
+      "perimeter_km": 3721.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -28.88649,
+        "lon": 31.4699,
+        "name": "Eshowe"
+      },
+      {
+        "lat": -14.94747,
+        "lon": 37.41591,
+        "name": "Malema"
+      },
+      {
+        "lat": -21.45267,
+        "lon": 47.08569,
+        "name": "Fianarantsoa"
+      },
+      {
+        "lat": -21.3777,
+        "lon": 55.61691,
+        "name": "Saint-Joseph"
+      },
+      {
+        "lat": -25.17838,
+        "lon": 46.08722,
+        "name": "Ambovombe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1460757.87,
+      "perimeter_km": 6364.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -41.05584,
+        "lon": 145.90375,
+        "name": "Burnie"
+      },
+      {
+        "lat": -37.87397,
+        "lon": 145.04253,
+        "name": "Malvern East"
+      },
+      {
+        "lat": -20.72523,
+        "lon": 139.49727,
+        "name": "Mount Isa"
+      },
+      {
+        "lat": -27.19354,
+        "lon": 153.02631,
+        "name": "Deception Bay"
+      },
+      {
+        "lat": -30.29626,
+        "lon": 153.11351,
+        "name": "Coffs Harbour"
+      },
+      {
+        "lat": -33.78269,
+        "lon": 151.04888,
+        "name": "Carlingford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1458150.81,
+      "perimeter_km": 5597.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -41.13827,
+        "lon": 175.0502,
+        "name": "Upper Hutt"
+      },
+      {
+        "lat": -36.88745,
+        "lon": 174.77059,
+        "name": "Epsom"
+      },
+      {
+        "lat": -37.78821,
+        "lon": 175.2902,
+        "name": "Hamilton East"
+      },
+      {
+        "lat": -40.95972,
+        "lon": 175.6575,
+        "name": "Masterton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 18911.08,
+      "perimeter_km": 992.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.20913,
+        "lon": -1.06058,
+        "name": "Saltpond"
+      },
+      {
+        "lat": 9.08296,
+        "lon": -1.81884,
+        "name": "Damongo"
+      },
+      {
+        "lat": 13.20776,
+        "lon": -2.35893,
+        "name": "Gourcy"
+      },
+      {
+        "lat": 13.32583,
+        "lon": -1.53472,
+        "name": "Kongoussi"
+      },
+      {
+        "lat": 9.03333,
+        "lon": 1.41667,
+        "name": "Tchamba"
+      },
+      {
+        "lat": 2.38333,
+        "lon": 11.28333,
+        "name": "Ambam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 515604.45,
+      "perimeter_km": 4290.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -34.28853,
+        "lon": 146.05093,
+        "name": "Griffith"
+      },
+      {
+        "lat": -24.86621,
+        "lon": 152.3479,
+        "name": "Bundaberg"
+      },
+      {
+        "lat": -33.9681,
+        "lon": 151.13564,
+        "name": "Kogarah"
+      },
+      {
+        "lat": -34.424,
+        "lon": 150.89345,
+        "name": "Wollongong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 245312.5,
+      "perimeter_km": 2730.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 36.13968,
+        "lon": -120.36015,
+        "name": "Coalinga"
+      },
+      {
+        "lat": 40.56217,
+        "lon": -111.92966,
+        "name": "South Jordan"
+      },
+      {
+        "lat": 47.86602,
+        "lon": -122.1551,
+        "name": "Silver Firs"
+      },
+      {
+        "lat": 38.9556,
+        "lon": -90.18678,
+        "name": "Godfrey"
+      },
+      {
+        "lat": 40.01499,
+        "lon": -105.27055,
+        "name": "Boulder"
+      },
+      {
+        "lat": 39.37221,
+        "lon": -104.85609,
+        "name": "Castle Rock"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2518898.03,
+      "perimeter_km": 7559.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 20.92489,
+        "lon": 77.32644,
+        "name": "Dary\u0101pur"
+      },
+      {
+        "lat": 33.68409,
+        "lon": 75.21835,
+        "name": "Achh\u012bbal"
+      },
+      {
+        "lat": 25.48339,
+        "lon": 85.70928,
+        "name": "B\u0101rh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 651708.97,
+      "perimeter_km": 3791.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.44363,
+        "lon": -117.00371,
+        "name": "La Joya"
+      },
+      {
+        "lat": 33.9938,
+        "lon": -117.75888,
+        "name": "Chino Hills"
+      },
+      {
+        "lat": 37.69465,
+        "lon": -122.11385,
+        "name": "Ashland"
+      },
+      {
+        "lat": 49.24966,
+        "lon": -123.11934,
+        "name": "Vancouver"
+      },
+      {
+        "lat": 40.56217,
+        "lon": -111.92966,
+        "name": "South Jordan"
+      },
+      {
+        "lat": 32.89953,
+        "lon": -105.96027,
+        "name": "Alamogordo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1367150.65,
+      "perimeter_km": 5385.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 53.49642,
+        "lon": -2.51973,
+        "name": "Leigh"
+      },
+      {
+        "lat": 53.13333,
+        "lon": -1.2,
+        "name": "Mansfield"
+      },
+      {
+        "lat": 47.75935,
+        "lon": 8.8403,
+        "name": "Singen"
+      },
+      {
+        "lat": 45.76601,
+        "lon": 4.8795,
+        "name": "Villeurbanne"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 195672.01,
+      "perimeter_km": 2408.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 27.68859,
+        "lon": 78.37985,
+        "name": "Sikandra Rao"
+      },
+      {
+        "lat": 33.07507,
+        "lon": 107.02214,
+        "name": "Hanzhong"
+      },
+      {
+        "lat": 22.76722,
+        "lon": 95.42758,
+        "name": "Ye-u"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1379636.01,
+      "perimeter_km": 6214.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.90331,
+        "lon": -5.36868,
+        "name": "Sabaa Aiyoun"
+      },
+      {
+        "lat": 36.54722,
+        "lon": 4.68611,
+        "name": "Seddouk"
+      },
+      {
+        "lat": 36.41205,
+        "lon": 6.59603,
+        "name": "Hamma Bouziane"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 27317.8,
+      "perimeter_km": 2252.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -10.54142,
+        "lon": 32.08162,
+        "name": "Chinsali"
+      },
+      {
+        "lat": -1.98333,
+        "lon": 32.91667,
+        "name": "Muriti"
+      },
+      {
+        "lat": -2.7175,
+        "lon": 30.6325,
+        "name": "Rulenge"
+      },
+      {
+        "lat": 0.49113,
+        "lon": 29.47306,
+        "name": "Beni"
+      },
+      {
+        "lat": 15.33805,
+        "lon": 38.93184,
+        "name": "Asmara"
+      },
+      {
+        "lat": 2.80922,
+        "lon": 40.92885,
+        "name": "El Wak"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1891020.5,
+      "perimeter_km": 6741.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 21.15313,
+        "lon": 79.0076,
+        "name": "W\u0101ri"
+      },
+      {
+        "lat": 19.15657,
+        "lon": 77.50304,
+        "name": "Mudkhed"
+      },
+      {
+        "lat": 28.47202,
+        "lon": 77.1327,
+        "name": "Aya Nagar"
+      },
+      {
+        "lat": 26.02705,
+        "lon": 82.91843,
+        "name": "Sar\u0101i M\u012br"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 294653.46,
+      "perimeter_km": 2614.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -20.25333,
+        "lon": -43.80139,
+        "name": "Itabirito"
+      },
+      {
+        "lat": -4.54167,
+        "lon": -40.71889,
+        "name": "Ipueiras"
+      },
+      {
+        "lat": -15.53139,
+        "lon": -40.90944,
+        "name": "Encruzilhada"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 180341.03,
+      "perimeter_km": 3608.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.03,
+        "lon": 31.47,
+        "name": "New Cairo"
+      },
+      {
+        "lat": 30.56977,
+        "lon": 32.1146,
+        "name": "Abu Suweir-el-Mahatta"
+      },
+      {
+        "lat": 31.28204,
+        "lon": 34.23869,
+        "name": "Rafa\u1e29"
+      },
+      {
+        "lat": 14.88722,
+        "lon": 38.81528,
+        "name": "Mendefera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 281061.86,
+      "perimeter_km": 4029.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 35.49474,
+        "lon": 6.92492,
+        "name": "Ka\u00efs"
+      },
+      {
+        "lat": 36.41657,
+        "lon": 1.19616,
+        "name": "Abou el Hassan"
+      },
+      {
+        "lat": 36.57722,
+        "lon": 3.00917,
+        "name": "Chebli"
+      },
+      {
+        "lat": 36.68178,
+        "lon": 4.26378,
+        "name": "Mekla"
+      },
+      {
+        "lat": 36.81897,
+        "lon": 10.16579,
+        "name": "Tunis"
+      },
+      {
+        "lat": 30.90316,
+        "lon": 29.55276,
+        "name": "Burj al \u2018Arab"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 261506.06,
+      "perimeter_km": 5391.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 53.99078,
+        "lon": -1.5373,
+        "name": "Harrogate"
+      },
+      {
+        "lat": 48.15221,
+        "lon": 11.61585,
+        "name": "Bogenhausen"
+      },
+      {
+        "lat": 50.98923,
+        "lon": 5.05062,
+        "name": "Diest"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 22763.27,
+      "perimeter_km": 2247.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 9.09211,
+        "lon": -79.53895,
+        "name": "Las Cumbres"
+      },
+      {
+        "lat": 20.96116,
+        "lon": -75.722,
+        "name": "Banes"
+      },
+      {
+        "lat": 18.44773,
+        "lon": -72.28398,
+        "name": "Kenscoff"
+      },
+      {
+        "lat": 10.30618,
+        "lon": -61.44671,
+        "name": "Marabella"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1266119.91,
+      "perimeter_km": 5300.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.81992,
+        "lon": 145.0358,
+        "name": "Hawthorn"
+      },
+      {
+        "lat": -27.96724,
+        "lon": 153.39796,
+        "name": "Southport"
+      },
+      {
+        "lat": -33.72976,
+        "lon": 151.15977,
+        "name": "Saint Ives"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 120423.33,
+      "perimeter_km": 2734.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 26.4111,
+        "lon": 111.59559,
+        "name": "Lengshuitan"
+      },
+      {
+        "lat": 35.28333,
+        "lon": 136.86667,
+        "name": "Iwakura"
+      },
+      {
+        "lat": 32.06716,
+        "lon": 130.61182,
+        "name": "Isa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 224001.42,
+      "perimeter_km": 5223.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 61.09979,
+        "lon": 72.60349,
+        "name": "Nefteyugansk"
+      },
+      {
+        "lat": 66.65722,
+        "lon": 66.41833,
+        "name": "Labytnangi"
+      },
+      {
+        "lat": 56.1218,
+        "lon": 93.33814,
+        "name": "Sosnovoborsk"
+      },
+      {
+        "lat": 53.7154,
+        "lon": 91.42593,
+        "name": "Abakan"
+      },
+      {
+        "lat": 53.32361,
+        "lon": 91.93614,
+        "name": "Shushenskoye"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 551946.5,
+      "perimeter_km": 4303.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -26.64807,
+        "lon": 15.15383,
+        "name": "L\u00fcderitz"
+      },
+      {
+        "lat": -9.7915,
+        "lon": 29.07913,
+        "name": "Kawambwa"
+      },
+      {
+        "lat": -21.44236,
+        "lon": 27.46153,
+        "name": "Tonota"
+      },
+      {
+        "lat": -25.43321,
+        "lon": 31.95478,
+        "name": "Komatipoort"
+      },
+      {
+        "lat": -30.20672,
+        "lon": 30.79641,
+        "name": "eMkhomazi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1597378.1,
+      "perimeter_km": 6444.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 25.81201,
+        "lon": -100.59874,
+        "name": "Garc\u00eda"
+      },
+      {
+        "lat": 43.2134,
+        "lon": -77.57972,
+        "name": "Irondequoit"
+      },
+      {
+        "lat": 42.3751,
+        "lon": -70.98283,
+        "name": "Winthrop"
+      },
+      {
+        "lat": 28.1145,
+        "lon": -81.62009,
+        "name": "Haines City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2076191.44,
+      "perimeter_km": 7139.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 9.93988,
+        "lon": 76.26022,
+        "name": "Kochi"
+      },
+      {
+        "lat": 20.25334,
+        "lon": 74.43755,
+        "name": "Manm\u0101d"
+      },
+      {
+        "lat": 21.19594,
+        "lon": 72.83023,
+        "name": "Surat"
+      },
+      {
+        "lat": 30.43666,
+        "lon": 77.62462,
+        "name": "P\u0101onta S\u0101hib"
+      },
+      {
+        "lat": 23.936,
+        "lon": 91.85436,
+        "name": "\u0100mb\u0101sa"
+      },
+      {
+        "lat": 12.98456,
+        "lon": 80.1747,
+        "name": "Meenambakkam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2354632.41,
+      "perimeter_km": 6349.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -24.28389,
+        "lon": -53.84,
+        "name": "Palotina"
+      },
+      {
+        "lat": -10.28139,
+        "lon": -37.01861,
+        "name": "Aquidab\u00e3"
+      },
+      {
+        "lat": -15.675,
+        "lon": -38.94722,
+        "name": "Canavieiras"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 349990.8,
+      "perimeter_km": 4824.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.48563,
+        "lon": 35.23011,
+        "name": "Al Y\u0101m\u016bn"
+      },
+      {
+        "lat": 36.7631,
+        "lon": 45.7222,
+        "name": "Mah\u0101b\u0101d"
+      },
+      {
+        "lat": 40.51902,
+        "lon": 47.65423,
+        "name": "Ujar"
+      },
+      {
+        "lat": 39.41902,
+        "lon": 67.26118,
+        "name": "Urgut Shahri"
+      },
+      {
+        "lat": 36.7415,
+        "lon": 49.4161,
+        "name": "P\u0101deg\u0101n-e Manj\u012bl"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 837803.29,
+      "perimeter_km": 6159.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.74536,
+        "lon": 120.4851,
+        "name": "Wuzhen"
+      },
+      {
+        "lat": 34.45278,
+        "lon": 116.9,
+        "name": "Heqiao"
+      },
+      {
+        "lat": 41.71361,
+        "lon": 129.68444,
+        "name": "Ranam"
+      },
+      {
+        "lat": 35.64595,
+        "lon": 139.7155,
+        "name": "Ebisu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1181956.9,
+      "perimeter_km": 4876.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 4.93722,
+        "lon": -75.73778,
+        "name": "Marsella"
+      },
+      {
+        "lat": 10.95672,
+        "lon": -72.79456,
+        "name": "Barrancas"
+      },
+      {
+        "lat": 10.26061,
+        "lon": -67.79348,
+        "name": "San Joaqu\u00edn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 195186.01,
+      "perimeter_km": 2352.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 48.50318,
+        "lon": 8.37699,
+        "name": "Baiersbronn"
+      },
+      {
+        "lat": 46.80714,
+        "lon": 4.41632,
+        "name": "Le Creusot"
+      },
+      {
+        "lat": 50.91234,
+        "lon": -1.30076,
+        "name": "Hedge End"
+      },
+      {
+        "lat": 59.95597,
+        "lon": 11.04918,
+        "name": "Lillestr\u00f8m"
+      },
+      {
+        "lat": 53.67437,
+        "lon": 15.1163,
+        "name": "Nowogard"
+      },
+      {
+        "lat": 56.70153,
+        "lon": 36.77305,
+        "name": "Konakovo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1030861.24,
+      "perimeter_km": 6490.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.88413,
+        "lon": 144.78367,
+        "name": "Altona Meadows"
+      },
+      {
+        "lat": -34.91119,
+        "lon": 138.70735,
+        "name": "Adelaide Hills"
+      },
+      {
+        "lat": -27.49325,
+        "lon": 153.05826,
+        "name": "Coorparoo"
+      },
+      {
+        "lat": -33.79728,
+        "lon": 150.7847,
+        "name": "St Clair"
+      },
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 594012.09,
+      "perimeter_km": 3702.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -25.85583,
+        "lon": -52.52333,
+        "name": "Chopinzinho"
+      },
+      {
+        "lat": -22.10809,
+        "lon": -56.53253,
+        "name": "Bela Vista"
+      },
+      {
+        "lat": -22.90642,
+        "lon": -43.18223,
+        "name": "Rio de Janeiro"
+      },
+      {
+        "lat": -23.63143,
+        "lon": -46.62072,
+        "name": "Cursino"
+      },
+      {
+        "lat": -23.77806,
+        "lon": -45.35806,
+        "name": "Ilhabela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 303501.86,
+      "perimeter_km": 3205.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 26.43903,
+        "lon": 99.44061,
+        "name": "Jinding"
+      },
+      {
+        "lat": 30.30618,
+        "lon": 107.41296,
+        "name": "Changlong"
+      },
+      {
+        "lat": 31.29528,
+        "lon": 108.48104,
+        "name": "Guojia"
+      },
+      {
+        "lat": 34.11389,
+        "lon": 117.88278,
+        "name": "Gupi"
+      },
+      {
+        "lat": 25.43944,
+        "lon": 119.01028,
+        "name": "Putian"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1013909.45,
+      "perimeter_km": 4902.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.71816,
+        "lon": 151.11561,
+        "name": "Wahroonga"
+      },
+      {
+        "lat": -37.79798,
+        "lon": 144.94512,
+        "name": "North Melbourne"
+      },
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -27.59521,
+        "lon": 153.12332,
+        "name": "Rochedale South"
+      },
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1098543.56,
+      "perimeter_km": 5806.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 15.58552,
+        "lon": 102.42587,
+        "name": "Bua Yai"
+      },
+      {
+        "lat": 22.84067,
+        "lon": 113.2503,
+        "name": "Daliang"
+      },
+      {
+        "lat": 22.23981,
+        "lon": 114.17001,
+        "name": "Wong Chuk Hang"
+      },
+      {
+        "lat": 16.41639,
+        "lon": 120.59306,
+        "name": "Baguio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 718949.16,
+      "perimeter_km": 4386.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -33.78269,
+        "lon": 151.04888,
+        "name": "Carlingford"
+      },
+      {
+        "lat": -38.13333,
+        "lon": 145.13333,
+        "name": "Frankston East"
+      },
+      {
+        "lat": -24.86621,
+        "lon": 152.3479,
+        "name": "Bundaberg"
+      },
+      {
+        "lat": -27.10876,
+        "lon": 152.94907,
+        "name": "Morayfield"
+      },
+      {
+        "lat": -27.63917,
+        "lon": 153.10944,
+        "name": "Logan City"
+      },
+      {
+        "lat": -28.21298,
+        "lon": 153.53634,
+        "name": "Banora Point"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 301118.18,
+      "perimeter_km": 3400.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 48.8854,
+        "lon": 2.43482,
+        "name": "Romainville"
+      },
+      {
+        "lat": 50.75601,
+        "lon": -1.6658,
+        "name": "New Milton"
+      },
+      {
+        "lat": 51.5861,
+        "lon": -0.55543,
+        "name": "Gerrards Cross"
+      },
+      {
+        "lat": 59.62157,
+        "lon": 17.85476,
+        "name": "M\u00e4rsta"
+      },
+      {
+        "lat": 60.63333,
+        "lon": 24.86667,
+        "name": "Hyvinge"
+      },
+      {
+        "lat": 54.76327,
+        "lon": 38.88076,
+        "name": "Zaraysk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1348563.68,
+      "perimeter_km": 5949.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 15.15,
+        "lon": 108.9,
+        "name": "M\u1ef9 Kh\u00ea"
+      },
+      {
+        "lat": 15.19319,
+        "lon": 104.8628,
+        "name": "Warin Chamrap"
+      },
+      {
+        "lat": 26.53083,
+        "lon": 107.63139,
+        "name": "Bibo"
+      },
+      {
+        "lat": 22.31935,
+        "lon": 114.17136,
+        "name": "Mong Kok"
+      },
+      {
+        "lat": 14.64953,
+        "lon": 120.96788,
+        "name": "Caloocan City"
+      },
+      {
+        "lat": 14.2349,
+        "lon": 121.15902,
+        "name": "Mamatid"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1226729.93,
+      "perimeter_km": 5023.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.89138,
+        "lon": 144.62368,
+        "name": "Wyndham Vale"
+      },
+      {
+        "lat": -20.72523,
+        "lon": 139.49727,
+        "name": "Mount Isa"
+      },
+      {
+        "lat": -34.03857,
+        "lon": 151.10005,
+        "name": "Miranda"
+      },
+      {
+        "lat": -37.97695,
+        "lon": 145.25866,
+        "name": "Endeavour Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 694650.52,
+      "perimeter_km": 4580.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 29.02582,
+        "lon": -80.927,
+        "name": "New Smyrna Beach"
+      },
+      {
+        "lat": 35.98284,
+        "lon": -86.5186,
+        "name": "Smyrna"
+      },
+      {
+        "lat": 43.24202,
+        "lon": -71.53813,
+        "name": "East Concord"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 711013.35,
+      "perimeter_km": 4235.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 21.14,
+        "lon": -98.41944,
+        "name": "Huejutla de Reyes"
+      },
+      {
+        "lat": 19.95232,
+        "lon": -102.30781,
+        "name": "Jacona de Plancarte"
+      },
+      {
+        "lat": 29.78579,
+        "lon": -95.8244,
+        "name": "Katy"
+      },
+      {
+        "lat": 29.95465,
+        "lon": -90.07507,
+        "name": "New Orleans"
+      },
+      {
+        "lat": 30.45575,
+        "lon": -86.63829,
+        "name": "Wright"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 573568.87,
+      "perimeter_km": 4156.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -36.12179,
+        "lon": 146.88809,
+        "name": "Wodonga"
+      },
+      {
+        "lat": -37.88333,
+        "lon": 145.21667,
+        "name": "Wantirna South"
+      },
+      {
+        "lat": -38.08333,
+        "lon": 144.38333,
+        "name": "Corio"
+      },
+      {
+        "lat": -26.65682,
+        "lon": 153.07955,
+        "name": "Sunshine Coast"
+      },
+      {
+        "lat": -27.46794,
+        "lon": 153.02809,
+        "name": "Brisbane"
+      },
+      {
+        "lat": -33.92598,
+        "lon": 151.19347,
+        "name": "Mascot"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 189299.75,
+      "perimeter_km": 3122.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.8149,
+        "lon": 144.95052,
+        "name": "Docklands"
+      },
+      {
+        "lat": -37.8318,
+        "lon": 140.77919,
+        "name": "Mount Gambier"
+      },
+      {
+        "lat": -34.60251,
+        "lon": 138.74902,
+        "name": "Gawler"
+      },
+      {
+        "lat": -22.15757,
+        "lon": 166.4572,
+        "name": "Dumb\u00e9a"
+      },
+      {
+        "lat": -33.9049,
+        "lon": 151.01996,
+        "name": "Yagoona"
+      },
+      {
+        "lat": -34.75155,
+        "lon": 149.72086,
+        "name": "Goulburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 931325.3,
+      "perimeter_km": 6492.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      },
+      {
+        "lat": -36.84853,
+        "lon": 174.76349,
+        "name": "Auckland"
+      },
+      {
+        "lat": -39.6381,
+        "lon": 176.84918,
+        "name": "Hastings"
+      },
+      {
+        "lat": -37.78821,
+        "lon": 175.2902,
+        "name": "Hamilton East"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 38893.04,
+      "perimeter_km": 2863.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 27.07057,
+        "lon": -109.44345,
+        "name": "Navojoa"
+      },
+      {
+        "lat": 18.62936,
+        "lon": -95.51968,
+        "name": "Lerdo de Tejada"
+      },
+      {
+        "lat": 19.09917,
+        "lon": -98.25417,
+        "name": "Sanctorum"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 106460.48,
+      "perimeter_km": 3444.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.26667,
+        "lon": 145.01667,
+        "name": "Mount Martha"
+      },
+      {
+        "lat": -36.12179,
+        "lon": 146.88809,
+        "name": "Wodonga"
+      },
+      {
+        "lat": -37.75,
+        "lon": 145.01667,
+        "name": "Preston"
+      },
+      {
+        "lat": -26.68443,
+        "lon": 153.05705,
+        "name": "Buderim"
+      },
+      {
+        "lat": -32.92953,
+        "lon": 151.7801,
+        "name": "Newcastle"
+      },
+      {
+        "lat": -33.9681,
+        "lon": 151.13564,
+        "name": "Kogarah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 210852.41,
+      "perimeter_km": 3542.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.92845,
+        "lon": 145.17708,
+        "name": "Mulgrave"
+      },
+      {
+        "lat": -34.91119,
+        "lon": 138.70735,
+        "name": "Adelaide Hills"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.90034,
+        "lon": 151.05563,
+        "name": "Greenacre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 277771.0,
+      "perimeter_km": 2673.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -14.96778,
+        "lon": 40.66389,
+        "name": "Mossuril"
+      },
+      {
+        "lat": -3.86261,
+        "lon": 39.47458,
+        "name": "Mariakani"
+      },
+      {
+        "lat": 1.7471,
+        "lon": 40.05732,
+        "name": "Wajir"
+      },
+      {
+        "lat": 8.40207,
+        "lon": 48.48284,
+        "name": "Garoowe"
+      },
+      {
+        "lat": -4.62001,
+        "lon": 55.45501,
+        "name": "Victoria"
+      },
+      {
+        "lat": -18.94948,
+        "lon": 48.23007,
+        "name": "Moramanga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3446259.36,
+      "perimeter_km": 7394.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -6.66028,
+        "lon": -69.87361,
+        "name": "Eirunep\u00e9"
+      },
+      {
+        "lat": -7.51651,
+        "lon": -63.03105,
+        "name": "Humait\u00e1"
+      },
+      {
+        "lat": -15.81009,
+        "lon": -48.03077,
+        "name": "Vicente Pires"
+      },
+      {
+        "lat": -17.03139,
+        "lon": -48.29583,
+        "name": "Orizona"
+      },
+      {
+        "lat": -17.79806,
+        "lon": -50.92806,
+        "name": "Rio Verde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 728159.1,
+      "perimeter_km": 5465.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -2.0561,
+        "lon": 101.3913,
+        "name": "Sungai Penuh"
+      },
+      {
+        "lat": 3.73335,
+        "lon": 98.45025,
+        "name": "Stabat"
+      },
+      {
+        "lat": 2.52462,
+        "lon": 101.79651,
+        "name": "Port Dickson"
+      },
+      {
+        "lat": 3.12036,
+        "lon": 101.62246,
+        "name": "SS2"
+      },
+      {
+        "lat": 11.45332,
+        "lon": 104.52085,
+        "name": "Kampong Speu"
+      },
+      {
+        "lat": -7.245,
+        "lon": 107.921,
+        "name": "Garut"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 832339.91,
+      "perimeter_km": 5204.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -36.88158,
+        "lon": 174.76204,
+        "name": "Mount Eden"
+      },
+      {
+        "lat": -35.73167,
+        "lon": 174.32391,
+        "name": "Whangarei"
+      },
+      {
+        "lat": -37.78821,
+        "lon": 175.2902,
+        "name": "Hamilton East"
+      },
+      {
+        "lat": -39.4926,
+        "lon": 176.91233,
+        "name": "Napier"
+      },
+      {
+        "lat": -40.35636,
+        "lon": 175.61113,
+        "name": "Palmerston North"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 28651.23,
+      "perimeter_km": 1154.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.18284,
+        "lon": -80.76536,
+        "name": "Niles"
+      },
+      {
+        "lat": 41.24255,
+        "lon": -82.61573,
+        "name": "Norwalk"
+      },
+      {
+        "lat": 43.11167,
+        "lon": -88.49927,
+        "name": "Oconomowoc"
+      },
+      {
+        "lat": 45.4473,
+        "lon": -73.75335,
+        "name": "Dorval"
+      },
+      {
+        "lat": 41.67454,
+        "lon": -72.85816,
+        "name": "Plainville"
+      },
+      {
+        "lat": 39.33844,
+        "lon": -76.47968,
+        "name": "Rossville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 458727.16,
+      "perimeter_km": 3127.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 54.90156,
+        "lon": 23.90909,
+        "name": "Kaunas"
+      },
+      {
+        "lat": 48.13954,
+        "lon": 38.93715,
+        "name": "Khrustalnyi"
+      },
+      {
+        "lat": 45.04534,
+        "lon": 38.98178,
+        "name": "Krasnodar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 163902.29,
+      "perimeter_km": 3153.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -22.78556,
+        "lon": -43.31167,
+        "name": "Duque de Caxias"
+      },
+      {
+        "lat": -4.37111,
+        "lon": -38.81417,
+        "name": "Aracoiaba"
+      },
+      {
+        "lat": -10.076,
+        "lon": -38.34725,
+        "name": "Jeremoabo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 201710.08,
+      "perimeter_km": 4249.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -14.20361,
+        "lon": -41.66528,
+        "name": "Brumado"
+      },
+      {
+        "lat": -19.36361,
+        "lon": -42.56861,
+        "name": "Santana do Para\u00edso"
+      },
+      {
+        "lat": -3.52278,
+        "lon": -40.34278,
+        "name": "Massap\u00ea"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 14077.92,
+      "perimeter_km": 3556.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.79503,
+        "lon": -87.69616,
+        "name": "Gage Park"
+      },
+      {
+        "lat": 42.39282,
+        "lon": -83.04964,
+        "name": "Hamtramck"
+      },
+      {
+        "lat": 42.4251,
+        "lon": -71.06616,
+        "name": "Malden"
+      },
+      {
+        "lat": 40.9304,
+        "lon": -73.89789,
+        "name": "Yonkers"
+      },
+      {
+        "lat": 40.06178,
+        "lon": -75.05573,
+        "name": "Rhawnhurst"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 196511.22,
+      "perimeter_km": 2875.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -19.30323,
+        "lon": 146.72531,
+        "name": "Kirwan"
+      },
+      {
+        "lat": -6.085,
+        "lon": 145.38667,
+        "name": "Goroka"
+      },
+      {
+        "lat": -9.44203,
+        "lon": 159.98877,
+        "name": "Vura"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1155232.92,
+      "perimeter_km": 4927.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.32711,
+        "lon": 115.64137,
+        "name": "Bunbury"
+      },
+      {
+        "lat": -32.5269,
+        "lon": 115.7217,
+        "name": "Mandurah"
+      },
+      {
+        "lat": -28.77897,
+        "lon": 114.61459,
+        "name": "Geraldton"
+      },
+      {
+        "lat": -32.05799,
+        "lon": 115.91814,
+        "name": "Canning Vale"
+      },
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 36923.53,
+      "perimeter_km": 1561.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 51.12637,
+        "lon": 15.91979,
+        "name": "Z\u0142otoryja"
+      },
+      {
+        "lat": 50.4973,
+        "lon": 12.13782,
+        "name": "Plauen"
+      },
+      {
+        "lat": 51.18459,
+        "lon": 6.81249,
+        "name": "Wersten"
+      },
+      {
+        "lat": 53.53381,
+        "lon": 33.73075,
+        "name": "Zhukovka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 184339.36,
+      "perimeter_km": 3727.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 15.65558,
+        "lon": 103.58361,
+        "name": "Kaset Wisai"
+      },
+      {
+        "lat": 20.9167,
+        "lon": 86.45,
+        "name": "Dhamanagar"
+      },
+      {
+        "lat": 22.75923,
+        "lon": 113.79452,
+        "name": "Gongheyong"
+      },
+      {
+        "lat": 23.79891,
+        "lon": 120.46337,
+        "name": "Xiluo"
+      },
+      {
+        "lat": 2.89435,
+        "lon": 112.09145,
+        "name": "Mukah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2983809.1,
+      "perimeter_km": 9606.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.17058,
+        "lon": 144.3114,
+        "name": "Highton"
+      },
+      {
+        "lat": -33.73333,
+        "lon": 150.93284,
+        "name": "Glenwood"
+      },
+      {
+        "lat": -35.28346,
+        "lon": 149.12807,
+        "name": "Canberra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 8320.89,
+      "perimeter_km": 1548.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.8149,
+        "lon": 144.95052,
+        "name": "Docklands"
+      },
+      {
+        "lat": -38.02388,
+        "lon": 144.40617,
+        "name": "Lara"
+      },
+      {
+        "lat": -36.38047,
+        "lon": 145.39867,
+        "name": "Shepparton"
+      },
+      {
+        "lat": -28.11694,
+        "lon": 153.46584,
+        "name": "Palm Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 49331.32,
+      "perimeter_km": 2784.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.98543,
+        "lon": -80.54951,
+        "name": "Monroe"
+      },
+      {
+        "lat": 37.74786,
+        "lon": -84.29465,
+        "name": "Richmond"
+      },
+      {
+        "lat": 39.84395,
+        "lon": -84.12466,
+        "name": "Huber Heights"
+      },
+      {
+        "lat": 41.98475,
+        "lon": -88.07979,
+        "name": "Roselle"
+      },
+      {
+        "lat": 41.4901,
+        "lon": -71.31283,
+        "name": "Newport"
+      },
+      {
+        "lat": 40.76844,
+        "lon": -73.77708,
+        "name": "Bayside"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 675694.67,
+      "perimeter_km": 3583.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 22.49441,
+        "lon": 98.39277,
+        "name": "Tangyan"
+      },
+      {
+        "lat": 29.0379,
+        "lon": 100.2974,
+        "name": "Daocheng"
+      },
+      {
+        "lat": 29.7155,
+        "lon": 106.11089,
+        "name": "Hufeng"
+      },
+      {
+        "lat": 36.40278,
+        "lon": 118.91806,
+        "name": "Honghe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 321081.27,
+      "perimeter_km": 5233.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 23.10809,
+        "lon": -82.3866,
+        "name": "Cerro"
+      },
+      {
+        "lat": 28.88305,
+        "lon": -81.30868,
+        "name": "DeBary"
+      },
+      {
+        "lat": 39.00622,
+        "lon": -77.4286,
+        "name": "Sterling"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 46001.36,
+      "perimeter_km": 3660.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.84447,
+        "lon": -90.18874,
+        "name": "Clinton"
+      },
+      {
+        "lat": 42.50056,
+        "lon": -90.66457,
+        "name": "Dubuque"
+      },
+      {
+        "lat": 39.129,
+        "lon": -76.6258,
+        "name": "South Gate"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 38593.44,
+      "perimeter_km": 2505.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 8.36321,
+        "lon": -4.42863,
+        "name": "Dabakala"
+      },
+      {
+        "lat": 7.55122,
+        "lon": 6.23589,
+        "name": "Okene"
+      },
+      {
+        "lat": 3.52494,
+        "lon": 16.04583,
+        "name": "Nola"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 202163.17,
+      "perimeter_km": 4678.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -0.22985,
+        "lon": -78.52495,
+        "name": "Quito"
+      },
+      {
+        "lat": -0.6985,
+        "lon": -80.0925,
+        "name": "Chone"
+      },
+      {
+        "lat": 5.45303,
+        "lon": -75.65072,
+        "name": "Sup\u00eda"
+      },
+      {
+        "lat": 9.7174,
+        "lon": -75.12023,
+        "name": "El Carmen de Bol\u00edvar"
+      },
+      {
+        "lat": 10.48666,
+        "lon": -66.73799,
+        "name": "Caucag\u00fcito"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 595950.86,
+      "perimeter_km": 4190.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 10.2708,
+        "lon": 123.5839,
+        "name": "Pinamungahan"
+      },
+      {
+        "lat": 11.77528,
+        "lon": 124.88611,
+        "name": "Catbalogan"
+      },
+      {
+        "lat": -1.4416,
+        "lon": 132.01428,
+        "name": "Teminabuan"
+      },
+      {
+        "lat": 0.79065,
+        "lon": 127.38424,
+        "name": "Ternate"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 392984.67,
+      "perimeter_km": 3593.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -22.65278,
+        "lon": -43.04056,
+        "name": "Mag\u00e9"
+      },
+      {
+        "lat": -11.04404,
+        "lon": -41.97102,
+        "name": "Jussara"
+      },
+      {
+        "lat": -12.26667,
+        "lon": -38.96667,
+        "name": "Feira de Santana"
+      },
+      {
+        "lat": -7.14,
+        "lon": -35.08639,
+        "name": "Cruz do Esp\u00edrito Santo"
+      },
+      {
+        "lat": -9.13333,
+        "lon": -35.74833,
+        "name": "Joaquim Gomes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 377935.46,
+      "perimeter_km": 4287.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.55726,
+        "lon": -87.6656,
+        "name": "Homewood"
+      },
+      {
+        "lat": 42.21947,
+        "lon": -87.97952,
+        "name": "Vernon Hills"
+      },
+      {
+        "lat": 39.70923,
+        "lon": -84.06327,
+        "name": "Beavercreek"
+      },
+      {
+        "lat": 38.02931,
+        "lon": -78.47668,
+        "name": "Charlottesville"
+      },
+      {
+        "lat": 35.79154,
+        "lon": -78.78112,
+        "name": "Cary"
+      },
+      {
+        "lat": 35.17959,
+        "lon": -80.64729,
+        "name": "Mint Hill"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 218028.83,
+      "perimeter_km": 2396.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 20.95777,
+        "lon": -97.40805,
+        "name": "T\u00faxpam de Rodr\u00edguez Cano"
+      },
+      {
+        "lat": 20.91528,
+        "lon": -100.74389,
+        "name": "San Miguel de Allende"
+      },
+      {
+        "lat": 30.59019,
+        "lon": -88.17084,
+        "name": "Tillmans Corner"
+      },
+      {
+        "lat": 40.80149,
+        "lon": -72.8676,
+        "name": "Shirley"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 267475.28,
+      "perimeter_km": 6980.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 15.17112,
+        "lon": 77.36244,
+        "name": "Guntakal"
+      },
+      {
+        "lat": 10.15409,
+        "lon": 76.34159,
+        "name": "Chengaman\u0101d"
+      },
+      {
+        "lat": 25.75574,
+        "lon": 75.22292,
+        "name": "Sawar"
+      },
+      {
+        "lat": 39.12158,
+        "lon": 66.88605,
+        "name": "Kitob"
+      },
+      {
+        "lat": 28.63406,
+        "lon": 77.05771,
+        "name": "Hashts\u0101l"
+      },
+      {
+        "lat": 23.96877,
+        "lon": 91.37081,
+        "name": "Taranagar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2122090.63,
+      "perimeter_km": 8758.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 30.57076,
+        "lon": -97.40944,
+        "name": "Taylor"
+      },
+      {
+        "lat": 31.72024,
+        "lon": -106.46084,
+        "name": "Ciudad Ju\u00e1rez"
+      },
+      {
+        "lat": 45.12191,
+        "lon": -95.04334,
+        "name": "Willmar"
+      },
+      {
+        "lat": 41.65394,
+        "lon": -81.45039,
+        "name": "Eastlake"
+      },
+      {
+        "lat": 35.84562,
+        "lon": -86.39027,
+        "name": "Murfreesboro"
+      },
+      {
+        "lat": 28.32667,
+        "lon": -82.68343,
+        "name": "Bayonet Point"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2436587.68,
+      "perimeter_km": 6947.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.54138,
+        "lon": -7.52848,
+        "name": "Lahraouyine"
+      },
+      {
+        "lat": 34.3992,
+        "lon": 8.80399,
+        "name": "El Ksar"
+      },
+      {
+        "lat": 35.64773,
+        "lon": 10.89046,
+        "name": "Ksar Hellal"
+      },
+      {
+        "lat": 30.84532,
+        "lon": 29.38818,
+        "name": "Al \u1e28amm\u0101m"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 505934.62,
+      "perimeter_km": 7009.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 11.89532,
+        "lon": 79.80709,
+        "name": "Ariy\u0101nkuppam"
+      },
+      {
+        "lat": 14.02399,
+        "lon": 75.92577,
+        "name": "Channagiri"
+      },
+      {
+        "lat": 23.85153,
+        "lon": 77.93652,
+        "name": "Basoda"
+      },
+      {
+        "lat": 24.77107,
+        "lon": 86.37888,
+        "name": "Jhajha"
+      },
+      {
+        "lat": 17.30132,
+        "lon": 95.19833,
+        "name": "Kyonpyaw"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1797691.85,
+      "perimeter_km": 5453.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.82289,
+        "lon": 147.61041,
+        "name": "Bairnsdale"
+      },
+      {
+        "lat": -37.83382,
+        "lon": 144.93834,
+        "name": "City of Port Phillip"
+      },
+      {
+        "lat": -38.14711,
+        "lon": 144.36069,
+        "name": "Geelong"
+      },
+      {
+        "lat": -27.56056,
+        "lon": 151.95386,
+        "name": "Toowoomba"
+      },
+      {
+        "lat": -33.52314,
+        "lon": 151.31325,
+        "name": "Umina Beach"
+      },
+      {
+        "lat": -33.95,
+        "lon": 151.13333,
+        "name": "Rockdale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 253381.39,
+      "perimeter_km": 2920.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -11.42173,
+        "lon": 15.12345,
+        "name": "Cela"
+      },
+      {
+        "lat": -8.38549,
+        "lon": 15.30126,
+        "name": "Nzagi"
+      },
+      {
+        "lat": -7.00906,
+        "lon": 23.45278,
+        "name": "Mwene-Ditu"
+      },
+      {
+        "lat": -15.24835,
+        "lon": 23.12741,
+        "name": "Mongu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 558679.42,
+      "perimeter_km": 3130.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.25223,
+        "lon": -118.28841,
+        "name": "Tujunga"
+      },
+      {
+        "lat": 45.30012,
+        "lon": -122.97316,
+        "name": "Newberg"
+      },
+      {
+        "lat": 49.19167,
+        "lon": -122.8,
+        "name": "Guildford"
+      },
+      {
+        "lat": 31.3224,
+        "lon": -109.54251,
+        "name": "Agua Prieta"
+      },
+      {
+        "lat": 33.50199,
+        "lon": -112.17765,
+        "name": "Maryvale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 809531.02,
+      "perimeter_km": 4916.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.8831,
+        "lon": -85.49748,
+        "name": "Huntington"
+      },
+      {
+        "lat": 33.53375,
+        "lon": -82.13067,
+        "name": "Evans"
+      },
+      {
+        "lat": 28.2189,
+        "lon": -82.45759,
+        "name": "Land O' Lakes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 97535.64,
+      "perimeter_km": 2896.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 43.8805,
+        "lon": 11.09699,
+        "name": "Prato"
+      },
+      {
+        "lat": 50.65778,
+        "lon": 12.19918,
+        "name": "Greiz"
+      },
+      {
+        "lat": 48.83777,
+        "lon": 10.0933,
+        "name": "Aalen"
+      },
+      {
+        "lat": 52.92979,
+        "lon": -1.12537,
+        "name": "West Bridgford"
+      },
+      {
+        "lat": 59.33183,
+        "lon": 18.04118,
+        "name": "Kungsholmen"
+      },
+      {
+        "lat": 60.0122,
+        "lon": 30.20897,
+        "name": "Untolovo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1696451.67,
+      "perimeter_km": 6185.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 48.81471,
+        "lon": 2.36073,
+        "name": "Le Kremlin-Bic\u00eatre"
+      },
+      {
+        "lat": 53.51393,
+        "lon": -2.46754,
+        "name": "Tyldesley"
+      },
+      {
+        "lat": 53.01522,
+        "lon": 27.54159,
+        "name": "Slutsk"
+      },
+      {
+        "lat": 43.66141,
+        "lon": 10.63067,
+        "name": "Pontedera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1261991.47,
+      "perimeter_km": 5077.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.05916,
+        "lon": 145.40947,
+        "name": "Officer"
+      },
+      {
+        "lat": -37.6,
+        "lon": 145.15,
+        "name": "Doreen"
+      },
+      {
+        "lat": -33.89743,
+        "lon": 150.93446,
+        "name": "Cabramatta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 18151.19,
+      "perimeter_km": 1399.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.27639,
+        "lon": 35.59938,
+        "name": "Kurayyimah"
+      },
+      {
+        "lat": 32.67597,
+        "lon": 35.23986,
+        "name": "Migdal Ha\u2018Emeq"
+      },
+      {
+        "lat": 41.5098,
+        "lon": 34.21414,
+        "name": "Ta\u015fk\u00f6pr\u00fc"
+      },
+      {
+        "lat": 39.79803,
+        "lon": 42.67574,
+        "name": "Ele\u015fkirt"
+      },
+      {
+        "lat": 36.84722,
+        "lon": 40.05,
+        "name": "Ceylanp\u0131nar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 388858.99,
+      "perimeter_km": 2832.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -41.43876,
+        "lon": 147.13467,
+        "name": "Launceston"
+      },
+      {
+        "lat": -38.0965,
+        "lon": 145.26707,
+        "name": "Cranbourne West"
+      },
+      {
+        "lat": -27.22426,
+        "lon": 153.02075,
+        "name": "North Lakes"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -33.91667,
+        "lon": 151.03333,
+        "name": "Bankstown"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 286738.43,
+      "perimeter_km": 3488.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.54584,
+        "lon": -0.76264,
+        "name": "Nkawkaw"
+      },
+      {
+        "lat": 6.56913,
+        "lon": -8.00253,
+        "name": "Blol\u00e9quin"
+      },
+      {
+        "lat": 9.88333,
+        "lon": -2.91667,
+        "name": "Bati\u00e9"
+      },
+      {
+        "lat": 13.03299,
+        "lon": 8.32351,
+        "name": "Daura"
+      },
+      {
+        "lat": 11.55684,
+        "lon": 8.58065,
+        "name": "Rano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 511132.98,
+      "perimeter_km": 4077.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.15912,
+        "lon": 145.93118,
+        "name": "Warragul"
+      },
+      {
+        "lat": -37.91667,
+        "lon": 145.11667,
+        "name": "Clayton"
+      },
+      {
+        "lat": -33.28397,
+        "lon": 149.10018,
+        "name": "Orange"
+      },
+      {
+        "lat": -26.66008,
+        "lon": 153.09953,
+        "name": "Maroochydore"
+      },
+      {
+        "lat": -34.06251,
+        "lon": 151.14961,
+        "name": "Cronulla"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 173622.32,
+      "perimeter_km": 3033.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 14.71542,
+        "lon": -17.27334,
+        "name": "Rufisque"
+      },
+      {
+        "lat": 12.19392,
+        "lon": -1.87687,
+        "name": "Kokologo"
+      },
+      {
+        "lat": 15.4509,
+        "lon": 6.2793,
+        "name": "Abalak"
+      },
+      {
+        "lat": 6.07278,
+        "lon": 7.47739,
+        "name": "Awgu"
+      },
+      {
+        "lat": 6.04089,
+        "lon": -0.45004,
+        "name": "Suhum"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2260715.61,
+      "perimeter_km": 6643.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 26.18787,
+        "lon": -81.69509,
+        "name": "Golden Gate"
+      },
+      {
+        "lat": 27.98269,
+        "lon": -82.37878,
+        "name": "East Lake-Orient Park"
+      },
+      {
+        "lat": 30.42103,
+        "lon": -87.30747,
+        "name": "Myrtle Grove"
+      },
+      {
+        "lat": 40.08261,
+        "lon": -75.03156,
+        "name": "Bustleton"
+      },
+      {
+        "lat": 40.71427,
+        "lon": -74.00597,
+        "name": "New York City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 640879.11,
+      "perimeter_km": 4181.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 50.62036,
+        "lon": 26.23695,
+        "name": "Rivne"
+      },
+      {
+        "lat": 51.74776,
+        "lon": 19.32564,
+        "name": "Konstantyn\u00f3w \u0141\u00f3dzki"
+      },
+      {
+        "lat": 63.82842,
+        "lon": 20.25972,
+        "name": "Ume\u00e5"
+      },
+      {
+        "lat": 64.41638,
+        "lon": 40.81674,
+        "name": "Novodvinsk"
+      },
+      {
+        "lat": 55.9,
+        "lon": 37.55,
+        "name": "Vagonoremont"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1426016.6,
+      "perimeter_km": 4753.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 45.16158,
+        "lon": 18.0163,
+        "name": "Slavonski Brod"
+      },
+      {
+        "lat": 46.37657,
+        "lon": 18.13696,
+        "name": "Domb\u00f3v\u00e1r"
+      },
+      {
+        "lat": 44.30905,
+        "lon": 8.47715,
+        "name": "Savona"
+      },
+      {
+        "lat": 52.52437,
+        "lon": 13.41053,
+        "name": "Berlin"
+      },
+      {
+        "lat": 51.72689,
+        "lon": 36.18457,
+        "name": "Kursk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1026729.68,
+      "perimeter_km": 4977.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 11.27631,
+        "lon": 79.55784,
+        "name": "Kattumannarkoil"
+      },
+      {
+        "lat": 20.45781,
+        "lon": 75.01596,
+        "name": "Chalisgaon"
+      },
+      {
+        "lat": 25.55885,
+        "lon": 84.87141,
+        "name": "Biht\u0101"
+      },
+      {
+        "lat": 26.70421,
+        "lon": 89.14547,
+        "name": "Birpara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 953502.47,
+      "perimeter_km": 4719.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 6.9747,
+        "lon": 118.5144,
+        "name": "Mapun"
+      },
+      {
+        "lat": 36.4,
+        "lon": 118.61667,
+        "name": "Xinzhai"
+      },
+      {
+        "lat": 36.05722,
+        "lon": 119.78333,
+        "name": "Licha"
+      },
+      {
+        "lat": 23.90054,
+        "lon": 120.3689,
+        "name": "Erlin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 371022.77,
+      "perimeter_km": 6628.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.09836,
+        "lon": -117.92383,
+        "name": "Vincent"
+      },
+      {
+        "lat": 35.28275,
+        "lon": -120.65962,
+        "name": "San Luis Obispo"
+      },
+      {
+        "lat": 41.30716,
+        "lon": -111.96022,
+        "name": "North Ogden"
+      },
+      {
+        "lat": 45.2333,
+        "lon": -93.29134,
+        "name": "Andover"
+      },
+      {
+        "lat": 38.68222,
+        "lon": -104.70081,
+        "name": "Fountain"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 838218.05,
+      "perimeter_km": 5340.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.70826,
+        "lon": -0.99916,
+        "name": "Utebo"
+      },
+      {
+        "lat": 55.75,
+        "lon": -4.03333,
+        "name": "Meikle Earnock"
+      },
+      {
+        "lat": 63.74644,
+        "lon": 11.29963,
+        "name": "Levanger"
+      },
+      {
+        "lat": 48.62858,
+        "lon": 21.71954,
+        "name": "Trebi\u0161ov"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2474815.64,
+      "perimeter_km": 6532.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 51.57141,
+        "lon": 34.68324,
+        "name": "Ryl\u2019sk"
+      },
+      {
+        "lat": 53.01532,
+        "lon": 39.14458,
+        "name": "Lebedyan\u2019"
+      },
+      {
+        "lat": 59.1179,
+        "lon": 28.08826,
+        "name": "Slantsy"
+      },
+      {
+        "lat": 55.90867,
+        "lon": 53.93437,
+        "name": "Agidel\u2019"
+      },
+      {
+        "lat": 55.01356,
+        "lon": 82.20783,
+        "name": "Kochen\u00ebvo"
+      },
+      {
+        "lat": 54.85821,
+        "lon": 53.08006,
+        "name": "Aznakayevo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 956608.53,
+      "perimeter_km": 7773.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 1.37778,
+        "lon": 103.74417,
+        "name": "Keat Hong Village"
+      },
+      {
+        "lat": 2.0136,
+        "lon": 103.0659,
+        "name": "Yong Peng"
+      },
+      {
+        "lat": 3.3213,
+        "lon": 101.5767,
+        "name": "Rawang"
+      },
+      {
+        "lat": 5.38998,
+        "lon": 100.31885,
+        "name": "Jelutong"
+      },
+      {
+        "lat": 9.96583,
+        "lon": 98.63476,
+        "name": "Ranong"
+      },
+      {
+        "lat": 4.13841,
+        "lon": 117.6507,
+        "name": "Nunukan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 904818.31,
+      "perimeter_km": 4903.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.06191,
+        "lon": -6.25997,
+        "name": "Sahoua"
+      },
+      {
+        "lat": 6.13656,
+        "lon": -6.84096,
+        "name": "Loboville"
+      },
+      {
+        "lat": 8.56744,
+        "lon": -10.1336,
+        "name": "Gueckedou"
+      },
+      {
+        "lat": 14.78148,
+        "lon": -17.3841,
+        "name": "N\u2019diareme limamoulaye"
+      },
+      {
+        "lat": 6.9827,
+        "lon": 7.45534,
+        "name": "Enugu-Ezike"
+      },
+      {
+        "lat": 5.35444,
+        "lon": -4.00167,
+        "name": "Abidjan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1007828.31,
+      "perimeter_km": 6013.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 16.36554,
+        "lon": -92.37063,
+        "name": "Las Rosas"
+      },
+      {
+        "lat": 38.83494,
+        "lon": -90.28511,
+        "name": "Old Jamestown"
+      },
+      {
+        "lat": 33.88399,
+        "lon": -84.51438,
+        "name": "Smyrna"
+      },
+      {
+        "lat": 23.0881,
+        "lon": -82.3597,
+        "name": "Diez de Octubre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1453148.64,
+      "perimeter_km": 5766.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -41.28374,
+        "lon": 174.74141,
+        "name": "Karori"
+      },
+      {
+        "lat": -36.9682,
+        "lon": 174.84019,
+        "name": "Papatoetoe"
+      },
+      {
+        "lat": -40.63333,
+        "lon": 175.275,
+        "name": "Levin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 10489.34,
+      "perimeter_km": 974.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 22.61892,
+        "lon": -83.70694,
+        "name": "Vi\u00f1ales"
+      },
+      {
+        "lat": 36.32311,
+        "lon": -86.71333,
+        "name": "Goodlettsville"
+      },
+      {
+        "lat": 38.98067,
+        "lon": -77.10026,
+        "name": "Bethesda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 688628.85,
+      "perimeter_km": 4371.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -28.98688,
+        "lon": -49.4173,
+        "name": "Balne\u00e1rio Arroio do Silva"
+      },
+      {
+        "lat": -20.81972,
+        "lon": -49.37944,
+        "name": "S\u00e3o Jos\u00e9 do Rio Preto"
+      },
+      {
+        "lat": -12.05,
+        "lon": -38.76667,
+        "name": "Irar\u00e1"
+      },
+      {
+        "lat": -9.30667,
+        "lon": -35.94333,
+        "name": "Murici"
+      },
+      {
+        "lat": -17.69139,
+        "lon": -42.51583,
+        "name": "Capelinha"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 820737.16,
+      "perimeter_km": 5445.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.22764,
+        "lon": -80.01282,
+        "name": "Cave Spring"
+      },
+      {
+        "lat": 30.45575,
+        "lon": -86.63829,
+        "name": "Wright"
+      },
+      {
+        "lat": 43.71806,
+        "lon": -79.33222,
+        "name": "Flemingdon Park"
+      },
+      {
+        "lat": 45.44554,
+        "lon": -73.58163,
+        "name": "Desmarchais-Crawford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 366774.61,
+      "perimeter_km": 4132.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 51.89998,
+        "lon": -1.15357,
+        "name": "Bicester"
+      },
+      {
+        "lat": 53.4614,
+        "lon": -2.92863,
+        "name": "Fazakerley"
+      },
+      {
+        "lat": 53.27787,
+        "lon": 16.47122,
+        "name": "Wa\u0142cz"
+      },
+      {
+        "lat": 41.76337,
+        "lon": 12.33078,
+        "name": "Acilia-Castel Fusano-Ostia Antica"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 882194.02,
+      "perimeter_km": 4330.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -1.89969,
+        "lon": -50.20821,
+        "name": "Bagre"
+      },
+      {
+        "lat": -22.4325,
+        "lon": -46.5725,
+        "name": "Monte Si\u00e3o"
+      },
+      {
+        "lat": -17.29972,
+        "lon": -48.27944,
+        "name": "Pires do Rio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 89512.49,
+      "perimeter_km": 4639.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -45.87416,
+        "lon": 170.50361,
+        "name": "Dunedin"
+      },
+      {
+        "lat": -43.89834,
+        "lon": 171.73011,
+        "name": "Ashburton"
+      },
+      {
+        "lat": -36.8282,
+        "lon": 174.62019,
+        "name": "Massey East"
+      },
+      {
+        "lat": -40.35636,
+        "lon": 175.61113,
+        "name": "Palmerston North"
+      },
+      {
+        "lat": -41.13333,
+        "lon": 174.85,
+        "name": "Porirua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 116944.22,
+      "perimeter_km": 2205.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -13.83333,
+        "lon": -171.76666,
+        "name": "Apia"
+      },
+      {
+        "lat": -13.28163,
+        "lon": -176.17453,
+        "name": "Mata-Utu"
+      },
+      {
+        "lat": -0.55085,
+        "lon": 166.9252,
+        "name": "Yaren"
+      },
+      {
+        "lat": -8.52425,
+        "lon": 179.19417,
+        "name": "Funafuti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 281660.12,
+      "perimeter_km": 5590.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 22.56667,
+        "lon": 59.52889,
+        "name": "Sur"
+      },
+      {
+        "lat": 26.26841,
+        "lon": 73.00594,
+        "name": "Jodhpur"
+      },
+      {
+        "lat": 29.69197,
+        "lon": 76.98448,
+        "name": "Karn\u0101l"
+      },
+      {
+        "lat": 16.07786,
+        "lon": 75.81321,
+        "name": "Kamatgi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1522808.94,
+      "perimeter_km": 5341.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.32229,
+        "lon": 19.07922,
+        "name": "Dekoa"
+      },
+      {
+        "lat": -1.09056,
+        "lon": 29.2925,
+        "name": "Kirumba"
+      },
+      {
+        "lat": -2.07444,
+        "lon": 29.75667,
+        "name": "Gitarama"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 40800.63,
+      "perimeter_km": 3031.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -7.03306,
+        "lon": 107.51833,
+        "name": "Soreang"
+      },
+      {
+        "lat": -6.41972,
+        "lon": 107.45583,
+        "name": "Cikampek"
+      },
+      {
+        "lat": 3.04926,
+        "lon": 101.64153,
+        "name": "Bandar Kinrara"
+      },
+      {
+        "lat": -3.9778,
+        "lon": 122.51507,
+        "name": "Kendari"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1068002.9,
+      "perimeter_km": 5445.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -11.45528,
+        "lon": -41.43611,
+        "name": "Am\u00e9rica Dourada"
+      },
+      {
+        "lat": -19.75,
+        "lon": -43.0375,
+        "name": "Nova Era"
+      },
+      {
+        "lat": -1.22361,
+        "lon": -48.29444,
+        "name": "Santa B\u00e1rbara do Par\u00e1"
+      },
+      {
+        "lat": -4.22583,
+        "lon": -38.73056,
+        "name": "Reden\u00e7\u00e3o"
+      },
+      {
+        "lat": -6.22944,
+        "lon": -36.02278,
+        "name": "Santa Cruz"
+      },
+      {
+        "lat": -14.28361,
+        "lon": -39.84278,
+        "name": "Itagib\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1230137.85,
+      "perimeter_km": 5909.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -36.12179,
+        "lon": 146.88809,
+        "name": "Wodonga"
+      },
+      {
+        "lat": -37.8739,
+        "lon": 145.02485,
+        "name": "Caulfield North"
+      },
+      {
+        "lat": -34.78254,
+        "lon": 138.61077,
+        "name": "Parafield Gardens"
+      },
+      {
+        "lat": -19.30323,
+        "lon": 146.72531,
+        "name": "Kirwan"
+      },
+      {
+        "lat": -27.58333,
+        "lon": 153.1,
+        "name": "Eight Mile Plains"
+      },
+      {
+        "lat": -33.95,
+        "lon": 151.11667,
+        "name": "Bexley"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1485577.48,
+      "perimeter_km": 5136.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.92533,
+        "lon": 41.68493,
+        "name": "Kurtalan"
+      },
+      {
+        "lat": 40.30306,
+        "lon": 35.88639,
+        "name": "Zile"
+      },
+      {
+        "lat": 38.4774,
+        "lon": 47.0699,
+        "name": "Ahar"
+      },
+      {
+        "lat": 37.57444,
+        "lon": 43.74083,
+        "name": "Hakk\u00e2ri"
+      },
+      {
+        "lat": 36.08289,
+        "lon": 44.62873,
+        "name": "Koysinceq"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 112966.07,
+      "perimeter_km": 2371.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.38897,
+        "lon": -3.74569,
+        "name": "Latina"
+      },
+      {
+        "lat": 41.36806,
+        "lon": -8.19396,
+        "name": "Felgueiras"
+      },
+      {
+        "lat": 51.67369,
+        "lon": 8.34482,
+        "name": "Lippstadt"
+      },
+      {
+        "lat": 41.5159,
+        "lon": 2.12457,
+        "name": "Barber\u00e0 del Vall\u00e8s"
+      },
+      {
+        "lat": 41.06997,
+        "lon": 1.05949,
+        "name": "Cambrils"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 565698.98,
+      "perimeter_km": 3827.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.81992,
+        "lon": 145.0358,
+        "name": "Hawthorn"
+      },
+      {
+        "lat": -38.38176,
+        "lon": 142.48799,
+        "name": "Warrnambool"
+      },
+      {
+        "lat": -27.62329,
+        "lon": 153.04785,
+        "name": "Calamvale"
+      },
+      {
+        "lat": -32.73308,
+        "lon": 151.5574,
+        "name": "Maitland"
+      },
+      {
+        "lat": -33.9049,
+        "lon": 151.01996,
+        "name": "Yagoona"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 240031.73,
+      "perimeter_km": 3196.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.08102,
+        "lon": -8.62458,
+        "name": "Echemmaia Est"
+      },
+      {
+        "lat": 36.10124,
+        "lon": 1.19949,
+        "name": "Oued Sly"
+      },
+      {
+        "lat": 35.45139,
+        "lon": 2.90583,
+        "name": "A\u00efn Oussera"
+      },
+      {
+        "lat": 36.2674,
+        "lon": 6.50135,
+        "name": "A\u00efn Smara"
+      },
+      {
+        "lat": 36.45833,
+        "lon": 7.51389,
+        "name": "Boumahra Ahmed"
+      },
+      {
+        "lat": 31.20892,
+        "lon": 16.58866,
+        "name": "Sirte"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 644435.71,
+      "perimeter_km": 5011.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.39989,
+        "lon": 2.12931,
+        "name": "Las Tres Torres"
+      },
+      {
+        "lat": 37.67119,
+        "lon": -1.7017,
+        "name": "Lorca"
+      },
+      {
+        "lat": 36.53998,
+        "lon": -4.62473,
+        "name": "Fuengirola"
+      },
+      {
+        "lat": 49.4,
+        "lon": 6.96667,
+        "name": "Eppelborn"
+      },
+      {
+        "lat": 48.08829,
+        "lon": 9.23033,
+        "name": "Sigmaringen"
+      },
+      {
+        "lat": 48.97447,
+        "lon": 14.47434,
+        "name": "\u010cesk\u00e9 Bud\u011bjovice"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 425084.9,
+      "perimeter_km": 4424.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 6.36667,
+        "lon": 2.61667,
+        "name": "Semi"
+      },
+      {
+        "lat": 5.69775,
+        "lon": -0.32824,
+        "name": "Atsiaman"
+      },
+      {
+        "lat": 7.17618,
+        "lon": -7.29729,
+        "name": "Baibli"
+      },
+      {
+        "lat": 7.94783,
+        "lon": 4.78836,
+        "name": "Otan Ayegbaju"
+      },
+      {
+        "lat": 7.10168,
+        "lon": 7.65945,
+        "name": "Otukpa"
+      },
+      {
+        "lat": 5.50803,
+        "lon": 10.6325,
+        "name": "Foumbot"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 266787.24,
+      "perimeter_km": 4051.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 27.8428,
+        "lon": -82.69954,
+        "name": "Pinellas Park"
+      },
+      {
+        "lat": 38.70144,
+        "lon": -90.14872,
+        "name": "Granite City"
+      },
+      {
+        "lat": 42.02558,
+        "lon": -88.17841,
+        "name": "Streamwood"
+      },
+      {
+        "lat": 44.00012,
+        "lon": -79.3163,
+        "name": "Whitchurch-Stouffville"
+      },
+      {
+        "lat": 39.43997,
+        "lon": -76.61099,
+        "name": "Lutherville-Timonium"
+      },
+      {
+        "lat": 39.05761,
+        "lon": -76.93581,
+        "name": "Calverton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1159507.27,
+      "perimeter_km": 4510.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -1.85439,
+        "lon": 29.96238,
+        "name": "Shyorongi"
+      },
+      {
+        "lat": -0.88333,
+        "lon": 29.65,
+        "name": "Ntungamo"
+      },
+      {
+        "lat": 13.1483,
+        "lon": 33.93117,
+        "name": "Singa"
+      },
+      {
+        "lat": 30.46597,
+        "lon": 30.93199,
+        "name": "Mun\u016bf"
+      },
+      {
+        "lat": 18.4254,
+        "lon": 37.729,
+        "name": "Tok\u0101r"
+      },
+      {
+        "lat": 9.89206,
+        "lon": 43.38531,
+        "name": "Baki"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3241812.54,
+      "perimeter_km": 8304.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -14.06694,
+        "lon": -39.64056,
+        "name": "Ibirataia"
+      },
+      {
+        "lat": -2.52139,
+        "lon": -45.0825,
+        "name": "Pinheiro"
+      },
+      {
+        "lat": -7.745,
+        "lon": -35.60222,
+        "name": "Orob\u00f3"
+      },
+      {
+        "lat": -7.79028,
+        "lon": -35.09083,
+        "name": "Ara\u00e7oiaba"
+      },
+      {
+        "lat": -9.4075,
+        "lon": -36.07361,
+        "name": "Capela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 526257.34,
+      "perimeter_km": 3529.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 23.23756,
+        "lon": 69.69946,
+        "name": "Madhapar"
+      },
+      {
+        "lat": 28.52819,
+        "lon": 81.11828,
+        "name": "\u1e6cik\u0101pur"
+      },
+      {
+        "lat": 13.33914,
+        "lon": 78.21175,
+        "name": "Sr\u012bniv\u0101spur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 899668.31,
+      "perimeter_km": 4419.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 46.07617,
+        "lon": 18.22814,
+        "name": "P\u00e9cs"
+      },
+      {
+        "lat": 55.94958,
+        "lon": 37.50183,
+        "name": "Dolgoprudnyy"
+      },
+      {
+        "lat": 59.7666,
+        "lon": 60.2086,
+        "name": "Krasnoturinsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 93898.56,
+      "perimeter_km": 6256.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -6.14755,
+        "lon": 143.65633,
+        "name": "Mendi"
+      },
+      {
+        "lat": 7.50077,
+        "lon": 134.6238,
+        "name": "Ngerulmud"
+      },
+      {
+        "lat": -5.55085,
+        "lon": 150.13766,
+        "name": "Kimbe"
+      },
+      {
+        "lat": -9.47723,
+        "lon": 147.15089,
+        "name": "Port Moresby"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 726797.93,
+      "perimeter_km": 5150.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.89359,
+        "lon": 145.05534,
+        "name": "Carnegie"
+      },
+      {
+        "lat": -38.17058,
+        "lon": 144.3114,
+        "name": "Highton"
+      },
+      {
+        "lat": -20.72523,
+        "lon": 139.49727,
+        "name": "Mount Isa"
+      },
+      {
+        "lat": -27.87683,
+        "lon": 153.28572,
+        "name": "Upper Coomera"
+      },
+      {
+        "lat": -33.8188,
+        "lon": 151.1062,
+        "name": "Ryde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1284697.25,
+      "perimeter_km": 5073.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.11118,
+        "lon": -85.87024,
+        "name": "Valley Station"
+      },
+      {
+        "lat": 39.80172,
+        "lon": -89.64371,
+        "name": "Springfield"
+      },
+      {
+        "lat": 39.32011,
+        "lon": -76.51552,
+        "name": "Rosedale"
+      },
+      {
+        "lat": 35.61266,
+        "lon": -77.36635,
+        "name": "Greenville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 271665.68,
+      "perimeter_km": 2726.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -11.495,
+        "lon": -77.20778,
+        "name": "Huaral"
+      },
+      {
+        "lat": -10.66667,
+        "lon": -77.83333,
+        "name": "Paramonga"
+      },
+      {
+        "lat": 5.19889,
+        "lon": -74.89295,
+        "name": "San Sebasti\u00e1n de Mariquita"
+      },
+      {
+        "lat": 4.49154,
+        "lon": -74.25957,
+        "name": "Sibat\u00e9"
+      },
+      {
+        "lat": 3.69637,
+        "lon": -73.69957,
+        "name": "San Mart\u00edn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 221618.84,
+      "perimeter_km": 3855.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 7.70156,
+        "lon": -72.35551,
+        "name": "Rubio"
+      },
+      {
+        "lat": 11.46077,
+        "lon": -69.5657,
+        "name": "La Vela de Coro"
+      },
+      {
+        "lat": 8.88724,
+        "lon": -64.16512,
+        "name": "San Jos\u00e9 de Guanipa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 167176.13,
+      "perimeter_km": 2085.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -21.69694,
+        "lon": -45.25333,
+        "name": "Tr\u00eas Cora\u00e7\u00f5es"
+      },
+      {
+        "lat": -4.78944,
+        "lon": -40.06333,
+        "name": "Monsenhor Tabosa"
+      },
+      {
+        "lat": -6.75917,
+        "lon": -38.22806,
+        "name": "Sousa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 252222.2,
+      "perimeter_km": 4084.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.52917,
+        "lon": -47.13528,
+        "name": "S\u00e3o Roque"
+      },
+      {
+        "lat": -7.59111,
+        "lon": -35.49139,
+        "name": "S\u00e3o Vicente F\u00e9rrer"
+      },
+      {
+        "lat": -14.64083,
+        "lon": -39.55111,
+        "name": "Coaraci"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 78632.76,
+      "perimeter_km": 4333.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -21.26235,
+        "lon": -63.46903,
+        "name": "Villamontes"
+      },
+      {
+        "lat": -11.34484,
+        "lon": -41.66317,
+        "name": "Jo\u00e3o Dourado"
+      },
+      {
+        "lat": -12.60044,
+        "lon": -39.04178,
+        "name": "Governador Mangabeira"
+      },
+      {
+        "lat": -22.04972,
+        "lon": -42.67472,
+        "name": "Sumidouro"
+      },
+      {
+        "lat": -23.53936,
+        "lon": -46.51788,
+        "name": "Vila Matilde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1643196.57,
+      "perimeter_km": 6194.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -6.03441,
+        "lon": -76.97423,
+        "name": "Moyobamba"
+      },
+      {
+        "lat": -2.89418,
+        "lon": -78.77907,
+        "name": "Gualaceo"
+      },
+      {
+        "lat": -0.6985,
+        "lon": -80.0925,
+        "name": "Chone"
+      },
+      {
+        "lat": 6.09106,
+        "lon": -75.63569,
+        "name": "Caldas"
+      },
+      {
+        "lat": 6.69736,
+        "lon": -73.51117,
+        "name": "El Carmen de Chucur\u00ed"
+      },
+      {
+        "lat": 6.69903,
+        "lon": -72.73233,
+        "name": "M\u00e1laga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 494352.76,
+      "perimeter_km": 3411.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -15.38958,
+        "lon": 28.42201,
+        "name": "Ntandabale"
+      },
+      {
+        "lat": 7.83333,
+        "lon": 38.23333,
+        "name": "Ciro"
+      },
+      {
+        "lat": -1.4563,
+        "lon": 36.97826,
+        "name": "Athi River"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 377786.94,
+      "perimeter_km": 5653.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 18.15619,
+        "lon": 83.44727,
+        "name": "Nellimarla"
+      },
+      {
+        "lat": 15.85212,
+        "lon": 74.50447,
+        "name": "Belagavi"
+      },
+      {
+        "lat": 21.77369,
+        "lon": 79.80513,
+        "name": "Katangi"
+      },
+      {
+        "lat": 24.39735,
+        "lon": 98.5177,
+        "name": "Fengping"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 696111.68,
+      "perimeter_km": 5489.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 16.22095,
+        "lon": 100.41978,
+        "name": "Taphan Hin"
+      },
+      {
+        "lat": 22.54997,
+        "lon": 88.22515,
+        "name": "S\u0101nkr\u0101il"
+      },
+      {
+        "lat": 29.24522,
+        "lon": 105.95663,
+        "name": "Linjiang"
+      },
+      {
+        "lat": 29.69286,
+        "lon": 106.94399,
+        "name": "Maliuzui"
+      },
+      {
+        "lat": 21.02374,
+        "lon": 105.8036,
+        "name": "L\u00e1ng Th\u01b0\u1ee3ng"
+      },
+      {
+        "lat": 11.53495,
+        "lon": 106.88324,
+        "name": "\u0110\u1ed3ng Xo\u00e0i"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1761914.78,
+      "perimeter_km": 6390.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 8.68439,
+        "lon": -12.53499,
+        "name": "Lunsar"
+      },
+      {
+        "lat": 8.5634,
+        "lon": 0.98399,
+        "name": "Sotouboua"
+      },
+      {
+        "lat": 6.22798,
+        "lon": 1.5919,
+        "name": "An\u00e9ho"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 192567.2,
+      "perimeter_km": 3335.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.82883,
+        "lon": 5.78688,
+        "name": "Manosque"
+      },
+      {
+        "lat": 50.48941,
+        "lon": 5.09513,
+        "name": "Andenne"
+      },
+      {
+        "lat": 51.17611,
+        "lon": 4.34844,
+        "name": "Hoboken"
+      },
+      {
+        "lat": 50.06708,
+        "lon": 14.36328,
+        "name": "Ko\u0161\u00ed\u0159e"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 304009.63,
+      "perimeter_km": 2501.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -7.61417,
+        "lon": -72.89583,
+        "name": "M\u00e2ncio Lima"
+      },
+      {
+        "lat": 6.11284,
+        "lon": -75.98378,
+        "name": "Betulia"
+      },
+      {
+        "lat": 2.89583,
+        "lon": -61.4975,
+        "name": "Alto Alegre"
+      },
+      {
+        "lat": -19.58361,
+        "lon": -65.75306,
+        "name": "Potos\u00ed"
+      },
+      {
+        "lat": -17.97153,
+        "lon": -67.0932,
+        "name": "Oruro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2506019.22,
+      "perimeter_km": 7291.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 49.17003,
+        "lon": -123.13683,
+        "name": "Richmond"
+      },
+      {
+        "lat": 50.72885,
+        "lon": -113.98281,
+        "name": "Okotoks"
+      },
+      {
+        "lat": 34.00204,
+        "lon": -118.29896,
+        "name": "Vermont Square"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 590137.61,
+      "perimeter_km": 4302.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.01539,
+        "lon": 23.69187,
+        "name": "Perist\u00e9ri"
+      },
+      {
+        "lat": 45.59665,
+        "lon": 9.88688,
+        "name": "Palazzolo sull'Oglio"
+      },
+      {
+        "lat": 52.67631,
+        "lon": 13.27775,
+        "name": "Hohen Neuendorf"
+      },
+      {
+        "lat": 58.59382,
+        "lon": 35.80244,
+        "name": "Pestovo"
+      },
+      {
+        "lat": 55.86667,
+        "lon": 37.58333,
+        "name": "Slobodka"
+      },
+      {
+        "lat": 48.50834,
+        "lon": 32.26618,
+        "name": "Kropyvnytskyy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2406360.85,
+      "perimeter_km": 6363.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.83222,
+        "lon": -46.81139,
+        "name": "Embu-Gua\u00e7u"
+      },
+      {
+        "lat": -23.10139,
+        "lon": -46.72833,
+        "name": "Jarinu"
+      },
+      {
+        "lat": -27.89028,
+        "lon": -52.2275,
+        "name": "Get\u00falio Vargas"
+      },
+      {
+        "lat": -15.90864,
+        "lon": -48.06447,
+        "name": "Recanto das Emas"
+      },
+      {
+        "lat": -9.16278,
+        "lon": -36.03194,
+        "name": "Uni\u00e3o dos Palmares"
+      },
+      {
+        "lat": -11.14694,
+        "lon": -37.62056,
+        "name": "Boquim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 942690.33,
+      "perimeter_km": 5747.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 14.42038,
+        "lon": -16.70258,
+        "name": "Thiadiaye"
+      },
+      {
+        "lat": 13.03885,
+        "lon": -9.48817,
+        "name": "Kita"
+      },
+      {
+        "lat": 4.98218,
+        "lon": -7.06024,
+        "name": "Gn\u00e9passo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 327052.56,
+      "perimeter_km": 3217.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.1,
+        "lon": 145.13333,
+        "name": "Seaford"
+      },
+      {
+        "lat": -37.74124,
+        "lon": 144.73631,
+        "name": "Caroline Springs"
+      },
+      {
+        "lat": -27.56056,
+        "lon": 151.95386,
+        "name": "Toowoomba"
+      },
+      {
+        "lat": -27.59521,
+        "lon": 153.12332,
+        "name": "Rochedale South"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 103825.48,
+      "perimeter_km": 2870.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 48.52961,
+        "lon": 12.16179,
+        "name": "Landshut"
+      },
+      {
+        "lat": 51.48158,
+        "lon": 11.97947,
+        "name": "Halle (Saale)"
+      },
+      {
+        "lat": 51.83061,
+        "lon": 1.24424,
+        "name": "Frinton-on-Sea"
+      },
+      {
+        "lat": 56.90544,
+        "lon": 24.05113,
+        "name": "M\u0101rupe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 645233.53,
+      "perimeter_km": 3866.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.0643,
+        "lon": 45.24743,
+        "name": "\u2018Afak"
+      },
+      {
+        "lat": 37.05944,
+        "lon": 37.3825,
+        "name": "Gaziantep"
+      },
+      {
+        "lat": 39.71467,
+        "lon": 43.04015,
+        "name": "A\u011fr\u0131"
+      },
+      {
+        "lat": 32.55118,
+        "lon": 51.52758,
+        "name": "Kel\u012bsh\u0101d va S\u016bdarj\u0101n"
+      },
+      {
+        "lat": 32.9926,
+        "lon": 47.4198,
+        "name": "\u0100bd\u0101n\u0101n"
+      },
+      {
+        "lat": 27.66966,
+        "lon": 54.13586,
+        "name": "Ger\u0101sh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 616573.19,
+      "perimeter_km": 4832.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 29.02832,
+        "lon": -81.30312,
+        "name": "DeLand"
+      },
+      {
+        "lat": 27.33643,
+        "lon": -82.53065,
+        "name": "Sarasota"
+      },
+      {
+        "lat": 39.74345,
+        "lon": -74.28098,
+        "name": "Ocean Acres"
+      },
+      {
+        "lat": 41.27954,
+        "lon": -72.8151,
+        "name": "Branford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 29554.35,
+      "perimeter_km": 3573.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -33.98219,
+        "lon": -70.7104,
+        "name": "San Francisco de Mostazal"
+      },
+      {
+        "lat": -29.19167,
+        "lon": -54.86722,
+        "name": "Santiago"
+      },
+      {
+        "lat": -31.71882,
+        "lon": -55.97925,
+        "name": "Tacuaremb\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 172221.86,
+      "perimeter_km": 3288.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.97751,
+        "lon": -118.18702,
+        "name": "Bell"
+      },
+      {
+        "lat": 34.42083,
+        "lon": -119.69819,
+        "name": "Santa Barbara"
+      },
+      {
+        "lat": 49.26305,
+        "lon": -123.13212,
+        "name": "Fairview"
+      },
+      {
+        "lat": 47.8974,
+        "lon": -122.18154,
+        "name": "Eastmont"
+      },
+      {
+        "lat": 38.44098,
+        "lon": -105.24245,
+        "name": "Ca\u00f1on City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1099904.44,
+      "perimeter_km": 4973.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 3.11667,
+        "lon": 101.68333,
+        "name": "Seputeh"
+      },
+      {
+        "lat": 13.70552,
+        "lon": 100.38933,
+        "name": "Bang Khae Nuea"
+      },
+      {
+        "lat": 26.19028,
+        "lon": 107.5125,
+        "name": "Xiaoweizhai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 532110.07,
+      "perimeter_km": 5400.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.80639,
+        "lon": 145.03086,
+        "name": "Kew"
+      },
+      {
+        "lat": -34.92873,
+        "lon": 138.60334,
+        "name": "Adelaide city centre"
+      },
+      {
+        "lat": -33.7061,
+        "lon": 150.7094,
+        "name": "Cranebrook"
+      },
+      {
+        "lat": -33.95,
+        "lon": 151.23333,
+        "name": "Maroubra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 226672.84,
+      "perimeter_km": 2537.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.1,
+        "lon": 145.13333,
+        "name": "Seaford"
+      },
+      {
+        "lat": -34.92873,
+        "lon": 138.60334,
+        "name": "Adelaide city centre"
+      },
+      {
+        "lat": -27.62563,
+        "lon": 152.96883,
+        "name": "Forest Lake"
+      },
+      {
+        "lat": -33.28397,
+        "lon": 149.10018,
+        "name": "Orange"
+      },
+      {
+        "lat": -33.71816,
+        "lon": 151.11561,
+        "name": "Wahroonga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 532864.66,
+      "perimeter_km": 3916.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.865,
+        "lon": 35.38333,
+        "name": "Inhambane"
+      },
+      {
+        "lat": -5.7,
+        "lon": 34.48333,
+        "name": "Itigi"
+      },
+      {
+        "lat": -2.15,
+        "lon": 33.45,
+        "name": "Kibara"
+      },
+      {
+        "lat": -0.5,
+        "lon": 34.4,
+        "name": "Awendo"
+      },
+      {
+        "lat": -7.60361,
+        "lon": 37.00438,
+        "name": "Kidodi"
+      },
+      {
+        "lat": -15.45694,
+        "lon": 38.67722,
+        "name": "Murrupula"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 816713.56,
+      "perimeter_km": 5374.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 14.2277,
+        "lon": 121.3292,
+        "name": "Victoria"
+      },
+      {
+        "lat": 24.07327,
+        "lon": 120.56276,
+        "name": "Chang-hua"
+      },
+      {
+        "lat": 26.37609,
+        "lon": 127.85908,
+        "name": "Uruma"
+      },
+      {
+        "lat": 5.82417,
+        "lon": 125.20333,
+        "name": "Glan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1017315.13,
+      "perimeter_km": 5203.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -1.34841,
+        "lon": -80.57913,
+        "name": "Jipijapa"
+      },
+      {
+        "lat": 4.52949,
+        "lon": -75.64091,
+        "name": "Calarc\u00e1"
+      },
+      {
+        "lat": 10.44333,
+        "lon": -71.64722,
+        "name": "Chiquinquir\u00e1"
+      },
+      {
+        "lat": 10.03863,
+        "lon": -67.48938,
+        "name": "Villa de Cura"
+      },
+      {
+        "lat": 8.92416,
+        "lon": -67.42929,
+        "name": "Calabozo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 454484.05,
+      "perimeter_km": 4077.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 42.34106,
+        "lon": -3.70184,
+        "name": "Burgos"
+      },
+      {
+        "lat": 52.41548,
+        "lon": -4.08292,
+        "name": "Aberystwyth"
+      },
+      {
+        "lat": 51.94993,
+        "lon": 14.7055,
+        "name": "Guben"
+      },
+      {
+        "lat": 39.62713,
+        "lon": 16.51368,
+        "name": "Corigliano Scalo"
+      },
+      {
+        "lat": 40.83333,
+        "lon": 14.2,
+        "name": "Fuorigrotta"
+      },
+      {
+        "lat": 37.50693,
+        "lon": 13.08399,
+        "name": "Sciacca"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2175015.55,
+      "perimeter_km": 5922.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -21.69694,
+        "lon": -45.25333,
+        "name": "Tr\u00eas Cora\u00e7\u00f5es"
+      },
+      {
+        "lat": -18.54389,
+        "lon": -53.12917,
+        "name": "Costa Rica"
+      },
+      {
+        "lat": -11.38333,
+        "lon": -41.83194,
+        "name": "Lap\u00e3o"
+      },
+      {
+        "lat": -12.53556,
+        "lon": -39.19083,
+        "name": "Cabaceiras do Paragua\u00e7u"
+      },
+      {
+        "lat": -21.01111,
+        "lon": -40.83389,
+        "name": "Itapemirim"
+      },
+      {
+        "lat": -22.76417,
+        "lon": -43.39944,
+        "name": "Belford Roxo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 969599.58,
+      "perimeter_km": 4170.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 5.84802,
+        "lon": -0.17449,
+        "name": "Aburi"
+      },
+      {
+        "lat": 13.08173,
+        "lon": 2.91099,
+        "name": "Birnin Gaour\u00e9"
+      },
+      {
+        "lat": 7.49748,
+        "lon": 5.23041,
+        "name": "Ikere-Ekiti"
+      },
+      {
+        "lat": -5.83861,
+        "lon": 13.46306,
+        "name": "Matadi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 738481.52,
+      "perimeter_km": 5279.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 29.55718,
+        "lon": -95.80856,
+        "name": "Rosenberg"
+      },
+      {
+        "lat": 31.69261,
+        "lon": -106.20748,
+        "name": "Horizon City"
+      },
+      {
+        "lat": 40.69161,
+        "lon": -112.00105,
+        "name": "West Valley City"
+      },
+      {
+        "lat": 43.15357,
+        "lon": -93.20104,
+        "name": "Mason City"
+      },
+      {
+        "lat": 39.29034,
+        "lon": -84.50411,
+        "name": "Forest Park"
+      },
+      {
+        "lat": 39.91956,
+        "lon": -75.16475,
+        "name": "Lower Moyamensing"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2612419.02,
+      "perimeter_km": 7574.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 11.83851,
+        "lon": 75.4208,
+        "name": "Thottada"
+      },
+      {
+        "lat": 28.47202,
+        "lon": 77.1327,
+        "name": "Aya Nagar"
+      },
+      {
+        "lat": 18.36428,
+        "lon": 81.888,
+        "name": "Malakanagiri"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 570356.53,
+      "perimeter_km": 4085.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -27.89028,
+        "lon": -52.2275,
+        "name": "Get\u00falio Vargas"
+      },
+      {
+        "lat": -24.00028,
+        "lon": -51.31944,
+        "name": "Faxinal"
+      },
+      {
+        "lat": -23.07306,
+        "lon": -52.46528,
+        "name": "Paranava\u00ed"
+      },
+      {
+        "lat": -16.46111,
+        "lon": -49.96167,
+        "name": "Anicuns"
+      },
+      {
+        "lat": -22.28194,
+        "lon": -42.53111,
+        "name": "Nova Friburgo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 672719.5,
+      "perimeter_km": 3548.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -22.28417,
+        "lon": -48.12667,
+        "name": "Brotas"
+      },
+      {
+        "lat": -21.20889,
+        "lon": -50.43278,
+        "name": "Ara\u00e7atuba"
+      },
+      {
+        "lat": -16.97278,
+        "lon": -48.95333,
+        "name": "Bela Vista de Goi\u00e1s"
+      },
+      {
+        "lat": -15.80778,
+        "lon": -42.23306,
+        "name": "Taiobeiras"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 283183.59,
+      "perimeter_km": 2440.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 35.48333,
+        "lon": 137.5,
+        "name": "Nakatsugawa"
+      },
+      {
+        "lat": 36.7,
+        "lon": 137.21667,
+        "name": "Toyama"
+      },
+      {
+        "lat": 41.82013,
+        "lon": 140.64482,
+        "name": "Kamiiso"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 26638.22,
+      "perimeter_km": 1534.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 21.00292,
+        "lon": 75.56602,
+        "name": "Jalgaon"
+      },
+      {
+        "lat": 26.6051,
+        "lon": 75.94814,
+        "name": "Chaksu"
+      },
+      {
+        "lat": 26.10587,
+        "lon": 83.5393,
+        "name": "Ghos\u012b"
+      },
+      {
+        "lat": 25.12446,
+        "lon": 86.55578,
+        "name": "Kharagpur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 363797.17,
+      "perimeter_km": 2917.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -41.14557,
+        "lon": -71.30822,
+        "name": "San Carlos de Bariloche"
+      },
+      {
+        "lat": -33.13044,
+        "lon": -64.35272,
+        "name": "R\u00edo Cuarto"
+      },
+      {
+        "lat": -29.58667,
+        "lon": -51.37556,
+        "name": "S\u00e3o Sebasti\u00e3o do Ca\u00ed"
+      },
+      {
+        "lat": -34.79123,
+        "lon": -54.91824,
+        "name": "San Carlos"
+      },
+      {
+        "lat": -34.72065,
+        "lon": -58.25454,
+        "name": "Quilmes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 865592.94,
+      "perimeter_km": 4695.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -1.96083,
+        "lon": -48.19667,
+        "name": "Acar\u00e1"
+      },
+      {
+        "lat": -5.80361,
+        "lon": -39.41778,
+        "name": "Piquet Carneiro"
+      },
+      {
+        "lat": -22.28194,
+        "lon": -42.53111,
+        "name": "Nova Friburgo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 975630.35,
+      "perimeter_km": 5267.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 46.05223,
+        "lon": 125.9552,
+        "name": "Zhaodong"
+      },
+      {
+        "lat": 46.97544,
+        "lon": 128.04804,
+        "name": "Tieli"
+      },
+      {
+        "lat": 33.7,
+        "lon": 135.41667,
+        "name": "Asso"
+      },
+      {
+        "lat": 31.34689,
+        "lon": 130.45612,
+        "name": "Minamikyushu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 578858.04,
+      "perimeter_km": 4005.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.81819,
+        "lon": 145.00176,
+        "name": "Richmond"
+      },
+      {
+        "lat": -27.59521,
+        "lon": 153.12332,
+        "name": "Rochedale South"
+      },
+      {
+        "lat": -34.06251,
+        "lon": 151.14961,
+        "name": "Cronulla"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 152086.49,
+      "perimeter_km": 2802.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 46.4446,
+        "lon": 134.29342,
+        "name": "Luchegorsk"
+      },
+      {
+        "lat": 42.8436,
+        "lon": 132.91831,
+        "name": "Nakhodka"
+      },
+      {
+        "lat": 58.61232,
+        "lon": 125.40002,
+        "name": "Aldan"
+      },
+      {
+        "lat": 49.22045,
+        "lon": 143.0912,
+        "name": "Poronaysk"
+      },
+      {
+        "lat": 49.09821,
+        "lon": 140.25207,
+        "name": "Vanino"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 740211.39,
+      "perimeter_km": 4535.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.52719,
+        "lon": -46.61751,
+        "name": "Pari"
+      },
+      {
+        "lat": -25.22,
+        "lon": -49.34778,
+        "name": "Itaperu\u00e7u"
+      },
+      {
+        "lat": -18.50667,
+        "lon": -54.76,
+        "name": "Coxim"
+      },
+      {
+        "lat": -3.29417,
+        "lon": -45.17361,
+        "name": "Penalva"
+      },
+      {
+        "lat": -10.6,
+        "lon": -38.21667,
+        "name": "F\u00e1tima"
+      },
+      {
+        "lat": -20.46417,
+        "lon": -41.41306,
+        "name": "Muniz Freire"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2323961.25,
+      "perimeter_km": 6155.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 42.92554,
+        "lon": 10.52585,
+        "name": "Piombino"
+      },
+      {
+        "lat": 50.92509,
+        "lon": 6.94762,
+        "name": "Neustadt/S\u00fcd"
+      },
+      {
+        "lat": 59.36004,
+        "lon": 18.00086,
+        "name": "Solna"
+      },
+      {
+        "lat": 50.18693,
+        "lon": 30.31346,
+        "name": "Vasylkiv"
+      },
+      {
+        "lat": 48.62858,
+        "lon": 21.71954,
+        "name": "Trebi\u0161ov"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1583708.37,
+      "perimeter_km": 5102.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 11.26258,
+        "lon": 75.8796,
+        "name": "Kuttikk\u0101tt\u016br"
+      },
+      {
+        "lat": 29.13777,
+        "lon": 76.70247,
+        "name": "Goh\u0101na"
+      },
+      {
+        "lat": 24.8336,
+        "lon": 85.41729,
+        "name": "Hisua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 898999.22,
+      "perimeter_km": 4789.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 10.05154,
+        "lon": -75.26775,
+        "name": "San Pablo"
+      },
+      {
+        "lat": 10.96854,
+        "lon": -74.78132,
+        "name": "Barranquilla"
+      },
+      {
+        "lat": 8.39925,
+        "lon": -71.64082,
+        "name": "Santa Cruz de Mora"
+      },
+      {
+        "lat": -7.05056,
+        "lon": -71.69472,
+        "name": "Ipixuna"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 369782.57,
+      "perimeter_km": 4222.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 44.4196,
+        "lon": 27.82536,
+        "name": "Fete\u0219ti-Gar\u0103"
+      },
+      {
+        "lat": 55.83333,
+        "lon": 37.66667,
+        "name": "Rostokino"
+      },
+      {
+        "lat": 50.19645,
+        "lon": 39.56631,
+        "name": "Rossosh\u2019"
+      },
+      {
+        "lat": 43.24206,
+        "lon": 46.00013,
+        "name": "Tsotsin-Yurt"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 828686.46,
+      "perimeter_km": 4462.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 28.14612,
+        "lon": -82.75677,
+        "name": "Tarpon Springs"
+      },
+      {
+        "lat": 37.69224,
+        "lon": -97.33754,
+        "name": "Wichita"
+      },
+      {
+        "lat": 41.88142,
+        "lon": -87.88312,
+        "name": "Bellwood"
+      },
+      {
+        "lat": 41.70567,
+        "lon": -70.22863,
+        "name": "Yarmouth"
+      },
+      {
+        "lat": 39.36415,
+        "lon": -74.42306,
+        "name": "Atlantic City"
+      },
+      {
+        "lat": 34.25628,
+        "lon": -78.04471,
+        "name": "Leland"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2011746.38,
+      "perimeter_km": 6021.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.74643,
+        "lon": -7.30194,
+        "name": "El Mansouria"
+      },
+      {
+        "lat": 36.18503,
+        "lon": 1.53299,
+        "name": "Oued Fodda"
+      },
+      {
+        "lat": 36.60466,
+        "lon": 3.98437,
+        "name": "Ma\u00e2tkas"
+      },
+      {
+        "lat": 35.81846,
+        "lon": 5.51115,
+        "name": "\u2019A\u00efn Azel"
+      },
+      {
+        "lat": 34.4888,
+        "lon": 8.26874,
+        "name": "Moular\u00e8s"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 173677.91,
+      "perimeter_km": 2961.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 16.84942,
+        "lon": -99.90891,
+        "name": "Acapulco de Ju\u00e1rez"
+      },
+      {
+        "lat": 31.60351,
+        "lon": -94.65549,
+        "name": "Nacogdoches"
+      },
+      {
+        "lat": 39.86804,
+        "lon": -104.97192,
+        "name": "Thornton"
+      },
+      {
+        "lat": 38.74422,
+        "lon": -90.30539,
+        "name": "Ferguson"
+      },
+      {
+        "lat": 43.16547,
+        "lon": -77.70066,
+        "name": "Gates-North Gates"
+      },
+      {
+        "lat": 39.82428,
+        "lon": -74.99767,
+        "name": "Lindenwold"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 4359082.67,
+      "perimeter_km": 9404.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 36.0584,
+        "lon": -90.49733,
+        "name": "Paragould"
+      },
+      {
+        "lat": 46.87386,
+        "lon": -96.76951,
+        "name": "Moorhead"
+      },
+      {
+        "lat": 43.78866,
+        "lon": -79.26561,
+        "name": "Agincourt South-Malvern West"
+      },
+      {
+        "lat": 41.31649,
+        "lon": -73.09316,
+        "name": "Shelton"
+      },
+      {
+        "lat": 38.80345,
+        "lon": -76.9897,
+        "name": "Oxon Hill"
+      },
+      {
+        "lat": 28.359,
+        "lon": -80.69,
+        "name": "Merritt Island"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1906455.04,
+      "perimeter_km": 6194.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -42.87936,
+        "lon": 147.32941,
+        "name": "Hobart"
+      },
+      {
+        "lat": -38.07758,
+        "lon": 145.29871,
+        "name": "Cranbourne North"
+      },
+      {
+        "lat": -38.38176,
+        "lon": 142.48799,
+        "name": "Warrnambool"
+      },
+      {
+        "lat": -27.22426,
+        "lon": 153.02075,
+        "name": "North Lakes"
+      },
+      {
+        "lat": -33.8188,
+        "lon": 151.1062,
+        "name": "Ryde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 590649.58,
+      "perimeter_km": 4205.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 16.47667,
+        "lon": -15.6,
+        "name": "Dagana"
+      },
+      {
+        "lat": 7.80335,
+        "lon": -3.16832,
+        "name": "Tanda"
+      },
+      {
+        "lat": 9.7651,
+        "lon": -6.46372,
+        "name": "Kolia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 32994.7,
+      "perimeter_km": 3320.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.51667,
+        "lon": 6.95,
+        "name": "Debila"
+      },
+      {
+        "lat": 35.95333,
+        "lon": 8.12917,
+        "name": "Ouenza"
+      },
+      {
+        "lat": 35.69006,
+        "lon": 10.67598,
+        "name": "Ouerdanine"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 32530.95,
+      "perimeter_km": 940.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.51021,
+        "lon": -112.0155,
+        "name": "Brigham City"
+      },
+      {
+        "lat": 50.40005,
+        "lon": -105.53445,
+        "name": "Moose Jaw"
+      },
+      {
+        "lat": 41.80503,
+        "lon": -87.86923,
+        "name": "La Grange"
+      },
+      {
+        "lat": 38.75095,
+        "lon": -77.47527,
+        "name": "Manassas"
+      },
+      {
+        "lat": 36.077,
+        "lon": -87.38779,
+        "name": "Dickson"
+      },
+      {
+        "lat": 34.22843,
+        "lon": -92.0032,
+        "name": "Pine Bluff"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2225251.42,
+      "perimeter_km": 7027.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.25347,
+        "lon": -2.9161,
+        "name": "Santutxu"
+      },
+      {
+        "lat": 45.90878,
+        "lon": 6.12565,
+        "name": "Annecy"
+      },
+      {
+        "lat": 48.38333,
+        "lon": 16.21667,
+        "name": "Stockerau"
+      },
+      {
+        "lat": 41.62112,
+        "lon": 12.46197,
+        "name": "Torvaianica"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 536865.87,
+      "perimeter_km": 3665.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 22.37137,
+        "lon": 114.11329,
+        "name": "Tsuen Wan"
+      },
+      {
+        "lat": 12.92056,
+        "lon": 124.12306,
+        "name": "Gubat"
+      },
+      {
+        "lat": 7.84083,
+        "lon": 125.04444,
+        "name": "Dologon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 239417.89,
+      "perimeter_km": 4060.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.38067,
+        "lon": -84.79966,
+        "name": "Newnan"
+      },
+      {
+        "lat": 36.74731,
+        "lon": -95.98082,
+        "name": "Bartlesville"
+      },
+      {
+        "lat": 38.94312,
+        "lon": -84.54411,
+        "name": "Independence"
+      },
+      {
+        "lat": 41.00367,
+        "lon": -80.34701,
+        "name": "New Castle"
+      },
+      {
+        "lat": 44.67134,
+        "lon": -63.57719,
+        "name": "Dartmouth"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 865076.93,
+      "perimeter_km": 6175.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.82289,
+        "lon": 147.61041,
+        "name": "Bairnsdale"
+      },
+      {
+        "lat": -33.95,
+        "lon": 151.23333,
+        "name": "Maroubra"
+      },
+      {
+        "lat": -36.99282,
+        "lon": 174.87986,
+        "name": "Manukau City"
+      },
+      {
+        "lat": -37.87822,
+        "lon": 175.4402,
+        "name": "Cambridge"
+      },
+      {
+        "lat": -38.65333,
+        "lon": 178.00417,
+        "name": "Gisborne"
+      },
+      {
+        "lat": -46.4,
+        "lon": 168.35,
+        "name": "Invercargill"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1890044.9,
+      "perimeter_km": 6170.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -17.79806,
+        "lon": -50.92806,
+        "name": "Rio Verde"
+      },
+      {
+        "lat": -4.28694,
+        "lon": -38.64306,
+        "name": "Barreira"
+      },
+      {
+        "lat": -5.19917,
+        "lon": -39.29278,
+        "name": "Quixeramobim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 11835.0,
+      "perimeter_km": 4023.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.05916,
+        "lon": 145.40947,
+        "name": "Officer"
+      },
+      {
+        "lat": -37.89138,
+        "lon": 144.62368,
+        "name": "Wyndham Vale"
+      },
+      {
+        "lat": -27.20338,
+        "lon": 152.95923,
+        "name": "Narangba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 47742.64,
+      "perimeter_km": 2889.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.11342,
+        "lon": 145.28326,
+        "name": "Cranbourne"
+      },
+      {
+        "lat": -37.76667,
+        "lon": 144.91667,
+        "name": "Moonee Ponds"
+      },
+      {
+        "lat": -34.60251,
+        "lon": 138.74902,
+        "name": "Gawler"
+      },
+      {
+        "lat": -16.92366,
+        "lon": 145.76613,
+        "name": "Cairns"
+      },
+      {
+        "lat": -25.28762,
+        "lon": 152.76936,
+        "name": "Hervey Bay"
+      },
+      {
+        "lat": -27.35364,
+        "lon": 152.96848,
+        "name": "Albany Creek"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1668470.1,
+      "perimeter_km": 5596.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 11.93381,
+        "lon": 79.82979,
+        "name": "Puducherry"
+      },
+      {
+        "lat": 11.26667,
+        "lon": 75.91667,
+        "name": "Mavoor"
+      },
+      {
+        "lat": 23.4871,
+        "lon": 80.10404,
+        "name": "Sihor\u0101"
+      },
+      {
+        "lat": 25.66795,
+        "lon": 85.83636,
+        "name": "Dalsingh Sarai"
+      },
+      {
+        "lat": 17.20995,
+        "lon": 80.83642,
+        "name": "S\u0101dpalli"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 737928.64,
+      "perimeter_km": 4159.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.49587,
+        "lon": -87.84866,
+        "name": "Frankfort"
+      },
+      {
+        "lat": 42.36723,
+        "lon": -72.51852,
+        "name": "Amherst"
+      },
+      {
+        "lat": 40.93064,
+        "lon": -73.10179,
+        "name": "Setauket-East Setauket"
+      },
+      {
+        "lat": 39.05761,
+        "lon": -76.93581,
+        "name": "Calverton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 252764.55,
+      "perimeter_km": 2788.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -34.09584,
+        "lon": -59.02423,
+        "name": "Z\u00e1rate"
+      },
+      {
+        "lat": -26.40471,
+        "lon": -52.35106,
+        "name": "Clevel\u00e2ndia"
+      },
+      {
+        "lat": -23.2325,
+        "lon": -51.66556,
+        "name": "Astorga"
+      },
+      {
+        "lat": -12.6623,
+        "lon": -40.60652,
+        "name": "Boa Vista do Tupim"
+      },
+      {
+        "lat": -19.22,
+        "lon": -42.48361,
+        "name": "Belo Oriente"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 829832.01,
+      "perimeter_km": 6165.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 0.63278,
+        "lon": 30.62139,
+        "name": "Kyenjojo"
+      },
+      {
+        "lat": 9.56667,
+        "lon": 37.1,
+        "name": "Shambu"
+      },
+      {
+        "lat": -1.17641,
+        "lon": 36.7564,
+        "name": "Karuri"
+      },
+      {
+        "lat": -0.24849,
+        "lon": 35.73194,
+        "name": "Molo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 436164.43,
+      "perimeter_km": 3150.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 25.85587,
+        "lon": 88.35943,
+        "name": "P\u012brgaaj"
+      },
+      {
+        "lat": 32.44201,
+        "lon": 105.823,
+        "name": "Guangyuan"
+      },
+      {
+        "lat": 14.5832,
+        "lon": 121.0409,
+        "name": "Mandaluyong City"
+      },
+      {
+        "lat": 21.05,
+        "lon": 105.8,
+        "name": "Ngh\u0129a \u0110\u00f4"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2252179.61,
+      "perimeter_km": 7978.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.60075,
+        "lon": 145.09555,
+        "name": "Mernda"
+      },
+      {
+        "lat": -27.98941,
+        "lon": 153.33633,
+        "name": "Nerang"
+      },
+      {
+        "lat": -30.29626,
+        "lon": 153.11351,
+        "name": "Coffs Harbour"
+      },
+      {
+        "lat": -33.92598,
+        "lon": 151.19347,
+        "name": "Mascot"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 150859.2,
+      "perimeter_km": 2700.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 43.42332,
+        "lon": 6.7735,
+        "name": "Saint-Rapha\u00ebl"
+      },
+      {
+        "lat": 54.34048,
+        "lon": 18.61925,
+        "name": "Che\u0142m"
+      },
+      {
+        "lat": 54.66425,
+        "lon": 25.28418,
+        "name": "Naujininkai"
+      },
+      {
+        "lat": 55.99003,
+        "lon": 40.02052,
+        "name": "Sobinka"
+      },
+      {
+        "lat": 44.49002,
+        "lon": 26.17338,
+        "name": "Voluntari"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1626318.28,
+      "perimeter_km": 6022.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 5.43385,
+        "lon": -2.14295,
+        "name": "Prestea"
+      },
+      {
+        "lat": 6.9268,
+        "lon": -6.0489,
+        "name": "Bonon"
+      },
+      {
+        "lat": 6.59546,
+        "lon": 2.94176,
+        "name": "Ado-Odo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 75629.33,
+      "perimeter_km": 2032.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -4.15869,
+        "lon": 19.8619,
+        "name": "Dibaya-Lubwe"
+      },
+      {
+        "lat": 0.39051,
+        "lon": 9.76096,
+        "name": "Ntoum"
+      },
+      {
+        "lat": 0.94722,
+        "lon": 33.11972,
+        "name": "Kamuli"
+      },
+      {
+        "lat": -0.80116,
+        "lon": 34.72579,
+        "name": "Ogembo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 891794.68,
+      "perimeter_km": 5785.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.61603,
+        "lon": 44.02488,
+        "name": "Karbala"
+      },
+      {
+        "lat": 35.53356,
+        "lon": 44.8343,
+        "name": "Jamjam\u0101l"
+      },
+      {
+        "lat": 40.05015,
+        "lon": 47.45937,
+        "name": "Agdzhabedy"
+      },
+      {
+        "lat": 36.8427,
+        "lon": 54.44391,
+        "name": "Gorg\u0101n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 326395.5,
+      "perimeter_km": 2651.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 20.4164,
+        "lon": 104.045,
+        "name": "Xam Nua"
+      },
+      {
+        "lat": 25.38327,
+        "lon": 97.39637,
+        "name": "Myitkyina"
+      },
+      {
+        "lat": 23.65396,
+        "lon": 116.62262,
+        "name": "Chaozhou"
+      },
+      {
+        "lat": 10.6785,
+        "lon": 124.8006,
+        "name": "Baybay"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1588542.9,
+      "perimeter_km": 6981.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.05916,
+        "lon": 145.40947,
+        "name": "Officer"
+      },
+      {
+        "lat": -37.74981,
+        "lon": 144.9109,
+        "name": "Essendon"
+      },
+      {
+        "lat": -38.17058,
+        "lon": 144.3114,
+        "name": "Highton"
+      },
+      {
+        "lat": -24.86621,
+        "lon": 152.3479,
+        "name": "Bundaberg"
+      },
+      {
+        "lat": -32.73308,
+        "lon": 151.5574,
+        "name": "Maitland"
+      },
+      {
+        "lat": -33.78333,
+        "lon": 150.93333,
+        "name": "Seven Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 293532.95,
+      "perimeter_km": 3484.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.84969,
+        "lon": -1.72753,
+        "name": "Maghnia"
+      },
+      {
+        "lat": 33.37487,
+        "lon": -7.5356,
+        "name": "Ad Darwa"
+      },
+      {
+        "lat": 36.63112,
+        "lon": 4.19864,
+        "name": "L\u2019Arbaa Na\u00eft Irathen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 18468.42,
+      "perimeter_km": 2256.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 3.11667,
+        "lon": 101.68333,
+        "name": "Seputeh"
+      },
+      {
+        "lat": 16.07686,
+        "lon": 97.56388,
+        "name": "Kyaikkami"
+      },
+      {
+        "lat": 15.24467,
+        "lon": 105.22908,
+        "name": "Phibun Mangsahan"
+      },
+      {
+        "lat": 11.99339,
+        "lon": 105.4635,
+        "name": "Kampong Cham"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 663890.34,
+      "perimeter_km": 3769.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.19528,
+        "lon": 146.5415,
+        "name": "Traralgon"
+      },
+      {
+        "lat": -37.77988,
+        "lon": 144.92276,
+        "name": "Ascot Vale"
+      },
+      {
+        "lat": -28.07071,
+        "lon": 153.39329,
+        "name": "Robina"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 93963.61,
+      "perimeter_km": 2778.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 24.38044,
+        "lon": 91.41299,
+        "name": "Habiganj"
+      },
+      {
+        "lat": 23.36306,
+        "lon": 104.25047,
+        "name": "Wenshan City"
+      },
+      {
+        "lat": 22.19089,
+        "lon": 113.54733,
+        "name": "S\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 17518.29,
+      "perimeter_km": 4543.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 43.45491,
+        "lon": 5.46913,
+        "name": "Gardanne"
+      },
+      {
+        "lat": 43.9298,
+        "lon": 2.148,
+        "name": "Albi"
+      },
+      {
+        "lat": 54.17565,
+        "lon": 15.58342,
+        "name": "Ko\u0142obrzeg"
+      },
+      {
+        "lat": 45.85639,
+        "lon": 15.80778,
+        "name": "Zapre\u0161i\u0107"
+      },
+      {
+        "lat": 41.62112,
+        "lon": 12.46197,
+        "name": "Torvaianica"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 736540.66,
+      "perimeter_km": 3844.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -30.71066,
+        "lon": -62.00714,
+        "name": "Morteros"
+      },
+      {
+        "lat": -18.54389,
+        "lon": -53.12917,
+        "name": "Costa Rica"
+      },
+      {
+        "lat": -13.03667,
+        "lon": -46.77167,
+        "name": "Campos Belos"
+      },
+      {
+        "lat": -15.47949,
+        "lon": -44.3652,
+        "name": "Janu\u00e1ria"
+      },
+      {
+        "lat": -23.425,
+        "lon": -49.72083,
+        "name": "Carl\u00f3polis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 959903.03,
+      "perimeter_km": 5418.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 16.52834,
+        "lon": 97.6157,
+        "name": "Martaban"
+      },
+      {
+        "lat": 22.30539,
+        "lon": 114.17001,
+        "name": "Jordan"
+      },
+      {
+        "lat": 22.99376,
+        "lon": 114.71311,
+        "name": "Pingshan"
+      },
+      {
+        "lat": 34.42325,
+        "lon": 117.64541,
+        "name": "Biantang"
+      },
+      {
+        "lat": 14.4033,
+        "lon": 121.46506,
+        "name": "Pangil"
+      },
+      {
+        "lat": 15.08262,
+        "lon": 120.66288,
+        "name": "Bulaon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 4030107.5,
+      "perimeter_km": 8089.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 39.16533,
+        "lon": -86.52639,
+        "name": "Bloomington"
+      },
+      {
+        "lat": 43.76681,
+        "lon": -79.25326,
+        "name": "Bendale"
+      },
+      {
+        "lat": 43.49258,
+        "lon": -70.45338,
+        "name": "Biddeford"
+      },
+      {
+        "lat": 41.14149,
+        "lon": -73.3579,
+        "name": "Westport"
+      },
+      {
+        "lat": 40.144,
+        "lon": -75.11573,
+        "name": "Willow Grove"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 357252.58,
+      "perimeter_km": 3022.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -31.41917,
+        "lon": -63.05084,
+        "name": "Arroyito"
+      },
+      {
+        "lat": -23.27583,
+        "lon": -51.27833,
+        "name": "Camb\u00e9"
+      },
+      {
+        "lat": -16.3575,
+        "lon": -46.90611,
+        "name": "Una\u00ed"
+      },
+      {
+        "lat": -19.87611,
+        "lon": -44.98361,
+        "name": "Nova Serrana"
+      },
+      {
+        "lat": -27.25806,
+        "lon": -49.93389,
+        "name": "Pouso Redondo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1061612.55,
+      "perimeter_km": 5122.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 49.27784,
+        "lon": -123.12794,
+        "name": "Downtown"
+      },
+      {
+        "lat": 37.05828,
+        "lon": -120.84992,
+        "name": "Los Banos"
+      },
+      {
+        "lat": 37.6391,
+        "lon": -120.99688,
+        "name": "Modesto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3439.7,
+      "perimeter_km": 2742.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -28.02333,
+        "lon": -48.61333,
+        "name": "Garopaba"
+      },
+      {
+        "lat": -25.42778,
+        "lon": -49.27306,
+        "name": "Curitiba"
+      },
+      {
+        "lat": -23.50099,
+        "lon": -46.65744,
+        "name": "Casa Verde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 45404.2,
+      "perimeter_km": 1176.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 21.52519,
+        "lon": 71.82309,
+        "name": "P\u0101lit\u0101na"
+      },
+      {
+        "lat": 34.19794,
+        "lon": 72.04965,
+        "name": "Mardan"
+      },
+      {
+        "lat": 38.85739,
+        "lon": 77.50474,
+        "name": "Dunbage"
+      },
+      {
+        "lat": 28.86993,
+        "lon": 75.9165,
+        "name": "Tosh\u0101m"
+      },
+      {
+        "lat": 28.6686,
+        "lon": 75.03207,
+        "name": "T\u0101r\u0101nagar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 542064.93,
+      "perimeter_km": 4186.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 27.91667,
+        "lon": 112.51667,
+        "name": "Shaoshan"
+      },
+      {
+        "lat": 37.92672,
+        "lon": 102.63202,
+        "name": "Wuwei"
+      },
+      {
+        "lat": 41.18806,
+        "lon": 122.04944,
+        "name": "Panshan"
+      },
+      {
+        "lat": 34.49167,
+        "lon": 117.39722,
+        "name": "Jiangzhuang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1165938.38,
+      "perimeter_km": 4858.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 23.60612,
+        "lon": 89.84064,
+        "name": "Far\u012bdpur"
+      },
+      {
+        "lat": -6.4,
+        "lon": 106.81861,
+        "name": "Depok"
+      },
+      {
+        "lat": 7.8894,
+        "lon": 98.38523,
+        "name": "Wichit"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 136422.34,
+      "perimeter_km": 7626.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 42.36363,
+        "lon": -87.84479,
+        "name": "Waukegan"
+      },
+      {
+        "lat": 40.94149,
+        "lon": -73.10594,
+        "name": "East Setauket"
+      },
+      {
+        "lat": 40.6576,
+        "lon": -73.58318,
+        "name": "Freeport"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 24283.92,
+      "perimeter_km": 2485.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 21.29467,
+        "lon": -157.83002,
+        "name": "M\u014d\u2018ili\u2018ili"
+      },
+      {
+        "lat": 20.88933,
+        "lon": -156.47293,
+        "name": "Kahului"
+      },
+      {
+        "lat": 19.72991,
+        "lon": -155.09073,
+        "name": "Hilo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 5718.03,
+      "perimeter_km": 675.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.70816,
+        "lon": 35.32469,
+        "name": "Na\u1e95erat \u2018Illit"
+      },
+      {
+        "lat": 40.76704,
+        "lon": 29.78275,
+        "name": "K\u00f6rfez"
+      },
+      {
+        "lat": 32.25014,
+        "lon": 54.01658,
+        "name": "Meybod"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 830012.55,
+      "perimeter_km": 5128.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 7.50077,
+        "lon": 134.6238,
+        "name": "Ngerulmud"
+      },
+      {
+        "lat": 13.51777,
+        "lon": 144.8391,
+        "name": "Dededo Village"
+      },
+      {
+        "lat": -6.14755,
+        "lon": 143.65633,
+        "name": "Mendi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1194241.96,
+      "perimeter_km": 5310.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 49.13645,
+        "lon": 8.91229,
+        "name": "Eppingen"
+      },
+      {
+        "lat": 48.78889,
+        "lon": 2.27078,
+        "name": "Le Plessis-Robinson"
+      },
+      {
+        "lat": 55.65006,
+        "lon": 12.3016,
+        "name": "Taastrup"
+      },
+      {
+        "lat": 52.26059,
+        "lon": 21.16355,
+        "name": "Rembert\u00f3w"
+      },
+      {
+        "lat": 44.87162,
+        "lon": 18.8163,
+        "name": "Br\u010dko"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 772530.98,
+      "perimeter_km": 3925.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 50.93182,
+        "lon": 6.99469,
+        "name": "Humboldtkolonie"
+      },
+      {
+        "lat": 53.5476,
+        "lon": 8.10395,
+        "name": "Wilhelmshaven"
+      },
+      {
+        "lat": 53.86639,
+        "lon": 34.44778,
+        "name": "Lyudinovo"
+      },
+      {
+        "lat": 48.51716,
+        "lon": 34.60617,
+        "name": "Kamyanske"
+      },
+      {
+        "lat": 46.81601,
+        "lon": 33.47862,
+        "name": "Kakhovka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1002581.71,
+      "perimeter_km": 4805.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.58972,
+        "lon": 127.22028,
+        "name": "Wabu"
+      },
+      {
+        "lat": 36.98711,
+        "lon": 136.77249,
+        "name": "Oshima"
+      },
+      {
+        "lat": 37.28333,
+        "lon": 140.38333,
+        "name": "Sukagawa"
+      },
+      {
+        "lat": 36.18333,
+        "lon": 140.26667,
+        "name": "Ishioka"
+      },
+      {
+        "lat": 36.24483,
+        "lon": 137.17323,
+        "name": "Hida"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 131586.79,
+      "perimeter_km": 2466.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.19338,
+        "lon": -85.38636,
+        "name": "Muncie"
+      },
+      {
+        "lat": 42.96336,
+        "lon": -85.66809,
+        "name": "Grand Rapids"
+      },
+      {
+        "lat": 43.8361,
+        "lon": -79.49827,
+        "name": "Vaughan"
+      },
+      {
+        "lat": 45.38338,
+        "lon": -73.74919,
+        "name": "Ch\u00e2teauguay"
+      },
+      {
+        "lat": 40.55427,
+        "lon": -74.15153,
+        "name": "Great Kills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 374250.75,
+      "perimeter_km": 2792.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.74255,
+        "lon": -84.10523,
+        "name": "Lima"
+      },
+      {
+        "lat": 41.10565,
+        "lon": -73.39845,
+        "name": "East Norwalk"
+      },
+      {
+        "lat": 39.93759,
+        "lon": -77.6611,
+        "name": "Chambersburg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 57172.16,
+      "perimeter_km": 1836.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 19.02681,
+        "lon": 74.71487,
+        "name": "\u0100rangaon"
+      },
+      {
+        "lat": 27.56155,
+        "lon": 73.47141,
+        "name": "Nokha"
+      },
+      {
+        "lat": 31.80921,
+        "lon": 75.20294,
+        "name": "Bat\u0101la"
+      },
+      {
+        "lat": 16.94761,
+        "lon": 81.77987,
+        "name": "Dowleswaram"
+      },
+      {
+        "lat": 17.93023,
+        "lon": 80.82671,
+        "name": "Manuguru"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 680540.1,
+      "perimeter_km": 4043.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.90561,
+        "lon": 145.00279,
+        "name": "Brighton"
+      },
+      {
+        "lat": -16.92366,
+        "lon": 145.76613,
+        "name": "Cairns"
+      },
+      {
+        "lat": -19.30323,
+        "lon": 146.72531,
+        "name": "Kirwan"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.95222,
+        "lon": 150.89949,
+        "name": "Casula"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 715268.92,
+      "perimeter_km": 5011.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.60593,
+        "lon": -86.98334,
+        "name": "Decatur"
+      },
+      {
+        "lat": 35.61507,
+        "lon": -87.03528,
+        "name": "Columbia"
+      },
+      {
+        "lat": 42.00864,
+        "lon": -87.66672,
+        "name": "Rogers Park"
+      },
+      {
+        "lat": 40.3634,
+        "lon": -79.86644,
+        "name": "West Mifflin"
+      },
+      {
+        "lat": 40.72316,
+        "lon": -73.91264,
+        "name": "Maspeth"
+      },
+      {
+        "lat": 40.72982,
+        "lon": -73.21039,
+        "name": "Islip"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 421671.93,
+      "perimeter_km": 3454.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.07018,
+        "lon": 145.47411,
+        "name": "Pakenham"
+      },
+      {
+        "lat": -37.81501,
+        "lon": 144.96657,
+        "name": "Melbourne City Centre"
+      },
+      {
+        "lat": -34.91119,
+        "lon": 138.70735,
+        "name": "Adelaide Hills"
+      },
+      {
+        "lat": -31.09048,
+        "lon": 150.92905,
+        "name": "Tamworth"
+      },
+      {
+        "lat": -32.92953,
+        "lon": 151.7801,
+        "name": "Newcastle"
+      },
+      {
+        "lat": -33.78269,
+        "lon": 151.04888,
+        "name": "Carlingford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 409763.77,
+      "perimeter_km": 2943.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -46.4,
+        "lon": 168.35,
+        "name": "Invercargill"
+      },
+      {
+        "lat": -37.87822,
+        "lon": 175.4402,
+        "name": "Cambridge"
+      },
+      {
+        "lat": -43.30437,
+        "lon": 172.58356,
+        "name": "Rangiora"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 53172.42,
+      "perimeter_km": 2241.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.57654,
+        "lon": -3.92658,
+        "name": "Torrelodones"
+      },
+      {
+        "lat": 51.43158,
+        "lon": -0.55239,
+        "name": "Egham"
+      },
+      {
+        "lat": 53.16332,
+        "lon": 7.35052,
+        "name": "Weener"
+      },
+      {
+        "lat": 41.63976,
+        "lon": 13.34109,
+        "name": "Frosinone"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1223552.12,
+      "perimeter_km": 4611.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.21807,
+        "lon": 28.3665,
+        "name": "Mu\u011fla"
+      },
+      {
+        "lat": 40.89105,
+        "lon": 26.90201,
+        "name": "Malkara"
+      },
+      {
+        "lat": 39.20762,
+        "lon": 46.40678,
+        "name": "Kapan"
+      },
+      {
+        "lat": 36.68489,
+        "lon": 52.51917,
+        "name": "Fereyd\u016bn Ken\u0101r"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 569455.65,
+      "perimeter_km": 4840.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 1.37953,
+        "lon": 103.76286,
+        "name": "Jelebu"
+      },
+      {
+        "lat": 3.35,
+        "lon": 101.25,
+        "name": "Kuala Selangor"
+      },
+      {
+        "lat": 13.78775,
+        "lon": 100.49469,
+        "name": "Khwaeng Bang Plat"
+      },
+      {
+        "lat": 26.8589,
+        "lon": 100.914,
+        "name": "Zhanhe"
+      },
+      {
+        "lat": 11.08785,
+        "lon": 105.79935,
+        "name": "Svay Rieng"
+      },
+      {
+        "lat": 5.71667,
+        "lon": 116.4,
+        "name": "Tambunan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1631845.04,
+      "perimeter_km": 7591.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 21.21406,
+        "lon": 41.6331,
+        "name": "Turabah"
+      },
+      {
+        "lat": 37.58687,
+        "lon": 38.95505,
+        "name": "Hilvan"
+      },
+      {
+        "lat": 34.79049,
+        "lon": 48.57011,
+        "name": "\u0100z\u0101dshahr"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 762317.42,
+      "perimeter_km": 4410.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.36681,
+        "lon": -86.29997,
+        "name": "Montgomery"
+      },
+      {
+        "lat": 32.34764,
+        "lon": -97.38668,
+        "name": "Cleburne"
+      },
+      {
+        "lat": 42.48531,
+        "lon": -83.37716,
+        "name": "Farmington Hills"
+      },
+      {
+        "lat": 39.01817,
+        "lon": -77.20859,
+        "name": "Potomac"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 946418.45,
+      "perimeter_km": 4461.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.1,
+        "lon": 145.13333,
+        "name": "Seaford"
+      },
+      {
+        "lat": -27.61025,
+        "lon": 153.05388,
+        "name": "Sunnybank Hills"
+      },
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 146047.63,
+      "perimeter_km": 2823.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 10.29035,
+        "lon": 79.20156,
+        "name": "Peravurani"
+      },
+      {
+        "lat": 10.74051,
+        "lon": 75.97096,
+        "name": "M\u0101ranch\u0113ri"
+      },
+      {
+        "lat": 27.42397,
+        "lon": 77.09922,
+        "name": "Nagar"
+      },
+      {
+        "lat": 26.88271,
+        "lon": 78.90256,
+        "name": "Jaswantnagar"
+      },
+      {
+        "lat": 24.46753,
+        "lon": 85.59397,
+        "name": "Kodarma"
+      },
+      {
+        "lat": 24.31988,
+        "lon": 90.16943,
+        "name": "Sakhipur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1489722.25,
+      "perimeter_km": 5534.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -41.05584,
+        "lon": 145.90375,
+        "name": "Burnie"
+      },
+      {
+        "lat": -37.75,
+        "lon": 145.01667,
+        "name": "Preston"
+      },
+      {
+        "lat": -38.02388,
+        "lon": 144.40617,
+        "name": "Lara"
+      },
+      {
+        "lat": -28.00029,
+        "lon": 153.43088,
+        "name": "Gold Coast"
+      },
+      {
+        "lat": -33.75881,
+        "lon": 150.99292,
+        "name": "Baulkham Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 268133.88,
+      "perimeter_km": 3440.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -6.47833,
+        "lon": 16.81735,
+        "name": "Kasongo-Lunda"
+      },
+      {
+        "lat": 0.44166,
+        "lon": 33.17917,
+        "name": "Njeru"
+      },
+      {
+        "lat": -1.05754,
+        "lon": 36.77625,
+        "name": "Githunguri"
+      },
+      {
+        "lat": -9.37273,
+        "lon": 30.12501,
+        "name": "Mporokoso"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1106662.75,
+      "perimeter_km": 5087.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 35.86559,
+        "lon": -101.97324,
+        "name": "Dumas"
+      },
+      {
+        "lat": 35.17959,
+        "lon": -80.64729,
+        "name": "Mint Hill"
+      },
+      {
+        "lat": 20.64855,
+        "lon": -75.92967,
+        "name": "Cueto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1492677.87,
+      "perimeter_km": 6653.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -26.06566,
+        "lon": 27.64765,
+        "name": "Bagale"
+      },
+      {
+        "lat": -10.71484,
+        "lon": 25.46674,
+        "name": "Kolwezi"
+      },
+      {
+        "lat": -0.49887,
+        "lon": 37.28031,
+        "name": "Kerugoya"
+      },
+      {
+        "lat": -13.31278,
+        "lon": 35.24056,
+        "name": "Lichinga"
+      },
+      {
+        "lat": -21.88333,
+        "lon": 47.43333,
+        "name": "Ikongo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2961981.89,
+      "perimeter_km": 8560.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -20.25694,
+        "lon": -47.47667,
+        "name": "Pedregulho"
+      },
+      {
+        "lat": -15.0725,
+        "lon": -57.18111,
+        "name": "Barra do Bugres"
+      },
+      {
+        "lat": -11.13556,
+        "lon": -42.11278,
+        "name": "Central"
+      },
+      {
+        "lat": -21.98111,
+        "lon": -42.36806,
+        "name": "Cantagalo"
+      },
+      {
+        "lat": -19.31111,
+        "lon": -46.04889,
+        "name": "S\u00e3o Gotardo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1057074.25,
+      "perimeter_km": 4740.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 52.37092,
+        "lon": -1.26417,
+        "name": "Rugby"
+      },
+      {
+        "lat": 52.505,
+        "lon": 4.95972,
+        "name": "Purmerend"
+      },
+      {
+        "lat": 43.58,
+        "lon": 21.33389,
+        "name": "Kru\u0161evac"
+      },
+      {
+        "lat": 45.61236,
+        "lon": 9.23985,
+        "name": "Lissone"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 515341.16,
+      "perimeter_km": 4040.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.73564,
+        "lon": 105.32632,
+        "name": "Gangu Chengguanzhen"
+      },
+      {
+        "lat": 44.67024,
+        "lon": 102.17491,
+        "name": "Bogd"
+      },
+      {
+        "lat": 33.25333,
+        "lon": 126.56181,
+        "name": "Seogwipo"
+      },
+      {
+        "lat": 22.36718,
+        "lon": 114.12347,
+        "name": "Tai Wo Hau"
+      },
+      {
+        "lat": 23.17233,
+        "lon": 112.28298,
+        "name": "Lubu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2538190.62,
+      "perimeter_km": 6962.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -26.53333,
+        "lon": 29.06667,
+        "name": "eMbalenhle"
+      },
+      {
+        "lat": -24.59165,
+        "lon": 27.41155,
+        "name": "Thabazimbi"
+      },
+      {
+        "lat": 0.71117,
+        "lon": 30.06469,
+        "name": "Bundibugyo"
+      },
+      {
+        "lat": 5.65,
+        "lon": 37.36667,
+        "name": "G\u012bdol\u0113"
+      },
+      {
+        "lat": -0.24849,
+        "lon": 35.73194,
+        "name": "Molo"
+      },
+      {
+        "lat": -11.60659,
+        "lon": 34.29073,
+        "name": "Nkhata Bay"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1749572.05,
+      "perimeter_km": 7780.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 16.33782,
+        "lon": 76.13173,
+        "name": "Muddebih\u0101l"
+      },
+      {
+        "lat": 26.66371,
+        "lon": 87.27403,
+        "name": "\u012a\u1e6dahari\u0307\u0304"
+      },
+      {
+        "lat": 25.62322,
+        "lon": 91.88175,
+        "name": "Mawlai-Maw\u00efong"
+      },
+      {
+        "lat": 29.81527,
+        "lon": 106.42906,
+        "name": "Longfeng"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 527212.7,
+      "perimeter_km": 7031.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -22.49123,
+        "lon": -47.21182,
+        "name": "Engenheiro Coelho"
+      },
+      {
+        "lat": -23.66333,
+        "lon": -52.605,
+        "name": "Cianorte"
+      },
+      {
+        "lat": -11.96944,
+        "lon": -41.26583,
+        "name": "Bonito"
+      },
+      {
+        "lat": -11.95833,
+        "lon": -38.975,
+        "name": "Santa B\u00e1rbara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 422119.2,
+      "perimeter_km": 4044.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.70995,
+        "lon": 0.57856,
+        "name": "Amposta"
+      },
+      {
+        "lat": 42.64685,
+        "lon": -5.55835,
+        "name": "Villaquilambre"
+      },
+      {
+        "lat": 53.52285,
+        "lon": -1.13116,
+        "name": "Doncaster"
+      },
+      {
+        "lat": 47.55371,
+        "lon": 7.94612,
+        "name": "Bad S\u00e4ckingen"
+      },
+      {
+        "lat": 41.22392,
+        "lon": 1.72511,
+        "name": "Vilanova i la Geltr\u00fa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 806036.74,
+      "perimeter_km": 3698.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -1.24908,
+        "lon": -78.61675,
+        "name": "Ambato"
+      },
+      {
+        "lat": 10.98778,
+        "lon": -74.95472,
+        "name": "Puerto Colombia"
+      },
+      {
+        "lat": 3.93135,
+        "lon": -76.48481,
+        "name": "Darien"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 45157.65,
+      "perimeter_km": 2845.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.42623,
+        "lon": -5.55925,
+        "name": "Doukouya"
+      },
+      {
+        "lat": 7.73909,
+        "lon": -7.61377,
+        "name": "Biankouma"
+      },
+      {
+        "lat": 13.13607,
+        "lon": -13.75566,
+        "name": "M\u00e9dina Gounas"
+      },
+      {
+        "lat": 15.8969,
+        "lon": 5.7985,
+        "name": "Tchin Tabarad\u00e8n"
+      },
+      {
+        "lat": 7.73855,
+        "lon": -2.1036,
+        "name": "Wankyi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1082783.08,
+      "perimeter_km": 4954.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 18.31847,
+        "lon": -100.28148,
+        "name": "Arcelia"
+      },
+      {
+        "lat": 32.97623,
+        "lon": -96.59527,
+        "name": "Sachse"
+      },
+      {
+        "lat": 29.97854,
+        "lon": -90.16396,
+        "name": "Metairie Terrace"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 567705.73,
+      "perimeter_km": 4017.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.8676,
+        "lon": 144.98099,
+        "name": "Saint Kilda"
+      },
+      {
+        "lat": -32.73308,
+        "lon": 151.5574,
+        "name": "Maitland"
+      },
+      {
+        "lat": -33.72197,
+        "lon": 151.04607,
+        "name": "Cherrybrook"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 17862.07,
+      "perimeter_km": 1660.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -7.16177,
+        "lon": 23.70057,
+        "name": "Luputa"
+      },
+      {
+        "lat": 0.34801,
+        "lon": 30.65427,
+        "name": "Rwamwanja Refugee Camp"
+      },
+      {
+        "lat": 0.08213,
+        "lon": 34.72139,
+        "name": "Mbale"
+      },
+      {
+        "lat": -9.25,
+        "lon": 33.65,
+        "name": "Tukuyu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 786623.7,
+      "perimeter_km": 3753.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.7,
+        "lon": 6.33333,
+        "name": "Uromi"
+      },
+      {
+        "lat": 6.88935,
+        "lon": 1.83722,
+        "name": "Toviklin"
+      },
+      {
+        "lat": 13.95532,
+        "lon": 7.67122,
+        "name": "Mayahi"
+      },
+      {
+        "lat": 9.9146,
+        "lon": 15.1399,
+        "name": "Fianga"
+      },
+      {
+        "lat": 4.80293,
+        "lon": 8.25341,
+        "name": "Esuk Oron"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 706464.82,
+      "perimeter_km": 3684.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.95,
+        "lon": 137.16667,
+        "name": "Okazaki"
+      },
+      {
+        "lat": 33.79427,
+        "lon": 132.89011,
+        "name": "T\u014don"
+      },
+      {
+        "lat": 37.80024,
+        "lon": 139.1224,
+        "name": "Niitsu-honch\u014d"
+      },
+      {
+        "lat": 37.44722,
+        "lon": 140.5771,
+        "name": "Funehikimachi-funehiki"
+      },
+      {
+        "lat": 35.87266,
+        "lon": 139.51369,
+        "name": "Kamifukuoka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 90432.38,
+      "perimeter_km": 1699.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -43.89834,
+        "lon": 171.73011,
+        "name": "Ashburton"
+      },
+      {
+        "lat": -36.88745,
+        "lon": 174.77059,
+        "name": "Epsom"
+      },
+      {
+        "lat": -38.13874,
+        "lon": 176.24516,
+        "name": "Rotorua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 67709.66,
+      "perimeter_km": 1755.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 31.84688,
+        "lon": -81.59595,
+        "name": "Hinesville"
+      },
+      {
+        "lat": 41.9659,
+        "lon": -87.65262,
+        "name": "Uptown"
+      },
+      {
+        "lat": 40.94589,
+        "lon": -81.48317,
+        "name": "Green"
+      },
+      {
+        "lat": 40.87676,
+        "lon": -73.32456,
+        "name": "East Northport"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 606936.85,
+      "perimeter_km": 3704.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 28.67,
+        "lon": -81.20812,
+        "name": "Oviedo"
+      },
+      {
+        "lat": 43.21555,
+        "lon": -88.03001,
+        "name": "Mequon"
+      },
+      {
+        "lat": 43.63552,
+        "lon": -79.50113,
+        "name": "Stonegate-Queensway"
+      },
+      {
+        "lat": 40.68149,
+        "lon": -73.39984,
+        "name": "Copiague"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1031292.66,
+      "perimeter_km": 4531.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 4.9353,
+        "lon": -6.77828,
+        "name": "Watt\u00e9"
+      },
+      {
+        "lat": 10.86225,
+        "lon": 0.20762,
+        "name": "Dapaong"
+      },
+      {
+        "lat": 12.55,
+        "lon": -0.96667,
+        "name": "Barogo"
+      },
+      {
+        "lat": 14.3521,
+        "lon": 3.3168,
+        "name": "Filingu\u00e9"
+      },
+      {
+        "lat": 10.85009,
+        "lon": 8.199,
+        "name": "Dutsen Wai"
+      },
+      {
+        "lat": 4.25671,
+        "lon": 18.41583,
+        "name": "Bimbo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1705909.17,
+      "perimeter_km": 6538.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 10.37208,
+        "lon": 79.85095,
+        "name": "Vedaraniyam"
+      },
+      {
+        "lat": 11.40598,
+        "lon": 77.77501,
+        "name": "Elandakuttai"
+      },
+      {
+        "lat": 10.35552,
+        "lon": 76.1282,
+        "name": "Chendrappini"
+      },
+      {
+        "lat": 11.24802,
+        "lon": 75.7804,
+        "name": "Kozhikode"
+      },
+      {
+        "lat": 19.48166,
+        "lon": 84.74489,
+        "name": "Hinjilicut"
+      },
+      {
+        "lat": 22.67111,
+        "lon": 88.37472,
+        "name": "K\u0101m\u0101rh\u0101ti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 388269.15,
+      "perimeter_km": 4059.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.19528,
+        "lon": 146.5415,
+        "name": "Traralgon"
+      },
+      {
+        "lat": -37.87709,
+        "lon": 145.12939,
+        "name": "Mount Waverley"
+      },
+      {
+        "lat": -26.65682,
+        "lon": 153.07955,
+        "name": "Sunshine Coast"
+      },
+      {
+        "lat": -33.9681,
+        "lon": 151.13564,
+        "name": "Kogarah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 206961.03,
+      "perimeter_km": 3041.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.14306,
+        "lon": -118.73787,
+        "name": "Agoura"
+      },
+      {
+        "lat": 36.30078,
+        "lon": -119.78291,
+        "name": "Lemoore"
+      },
+      {
+        "lat": 32.89953,
+        "lon": -105.96027,
+        "name": "Alamogordo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 140576.24,
+      "perimeter_km": 2768.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -33.08338,
+        "lon": -68.47312,
+        "name": "San Mart\u00edn"
+      },
+      {
+        "lat": -33.02457,
+        "lon": -71.55183,
+        "name": "Vi\u00f1a del Mar"
+      },
+      {
+        "lat": -26.18489,
+        "lon": -58.17313,
+        "name": "Formosa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 105002.57,
+      "perimeter_km": 3041.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 23.82733,
+        "lon": -103.03408,
+        "name": "R\u00edo Grande"
+      },
+      {
+        "lat": 29.71106,
+        "lon": -95.59633,
+        "name": "Alief"
+      },
+      {
+        "lat": 37.98869,
+        "lon": -84.47772,
+        "name": "Lexington"
+      },
+      {
+        "lat": 35.41069,
+        "lon": -80.84285,
+        "name": "Huntersville"
+      },
+      {
+        "lat": 33.99261,
+        "lon": -83.72017,
+        "name": "Winder"
+      },
+      {
+        "lat": 30.35048,
+        "lon": -89.15282,
+        "name": "Long Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 733728.24,
+      "perimeter_km": 5306.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.80626,
+        "lon": -0.83736,
+        "name": "San Javier"
+      },
+      {
+        "lat": 40.00851,
+        "lon": -3.00731,
+        "name": "Taranc\u00f3n"
+      },
+      {
+        "lat": 51.6717,
+        "lon": 8.60092,
+        "name": "Salzkotten"
+      },
+      {
+        "lat": 43.57803,
+        "lon": 7.05451,
+        "name": "Vallauris"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 509799.85,
+      "perimeter_km": 3713.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 47.30707,
+        "lon": 11.06817,
+        "name": "Telfs"
+      },
+      {
+        "lat": 52.21667,
+        "lon": -0.26667,
+        "name": "Saint Neots"
+      },
+      {
+        "lat": 53.0,
+        "lon": -1.13333,
+        "name": "Arnold"
+      },
+      {
+        "lat": 56.04284,
+        "lon": 37.85153,
+        "name": "Zavety Il\u2019icha"
+      },
+      {
+        "lat": 53.22186,
+        "lon": 26.67679,
+        "name": "Nesvizh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1158059.26,
+      "perimeter_km": 5657.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -36.12179,
+        "lon": 146.88809,
+        "name": "Wodonga"
+      },
+      {
+        "lat": -37.91482,
+        "lon": 144.75088,
+        "name": "Point Cook"
+      },
+      {
+        "lat": -32.24295,
+        "lon": 148.60484,
+        "name": "Dubbo"
+      },
+      {
+        "lat": -27.19354,
+        "lon": 153.02631,
+        "name": "Deception Bay"
+      },
+      {
+        "lat": -27.63917,
+        "lon": 153.10944,
+        "name": "Logan City"
+      },
+      {
+        "lat": -34.03857,
+        "lon": 151.10005,
+        "name": "Miranda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 204963.43,
+      "perimeter_km": 2936.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 19.59283,
+        "lon": -98.91084,
+        "name": "Tezoyuca"
+      },
+      {
+        "lat": 29.77828,
+        "lon": -95.17188,
+        "name": "Cloverleaf"
+      },
+      {
+        "lat": 27.29393,
+        "lon": -80.35033,
+        "name": "Port Saint Lucie"
+      },
+      {
+        "lat": 14.30097,
+        "lon": -90.78816,
+        "name": "Escuintla"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1819230.45,
+      "perimeter_km": 5516.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 11.92312,
+        "lon": 76.93949,
+        "name": "Chamrajnagar"
+      },
+      {
+        "lat": 16.8938,
+        "lon": 80.09807,
+        "name": "Jaggayyapeta"
+      },
+      {
+        "lat": 17.89895,
+        "lon": 74.75222,
+        "name": "N\u0101teputa"
+      },
+      {
+        "lat": 23.73625,
+        "lon": 90.41426,
+        "name": "Paltan"
+      },
+      {
+        "lat": 13.77019,
+        "lon": 100.68531,
+        "name": "Saphan Sung"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2308268.42,
+      "perimeter_km": 7106.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.38176,
+        "lon": 142.48799,
+        "name": "Warrnambool"
+      },
+      {
+        "lat": -35.13333,
+        "lon": 138.51667,
+        "name": "Morphett Vale"
+      },
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -33.86667,
+        "lon": 150.95,
+        "name": "Fairfield"
+      },
+      {
+        "lat": -36.38047,
+        "lon": 145.39867,
+        "name": "Shepparton"
+      },
+      {
+        "lat": -37.83961,
+        "lon": 144.94228,
+        "name": "Port Melbourne"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 453626.46,
+      "perimeter_km": 2828.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -20.72523,
+        "lon": 139.49727,
+        "name": "Mount Isa"
+      },
+      {
+        "lat": -3.54964,
+        "lon": 143.63229,
+        "name": "Wewak"
+      },
+      {
+        "lat": -33.92598,
+        "lon": 151.19347,
+        "name": "Mascot"
+      },
+      {
+        "lat": -37.87397,
+        "lon": 145.04253,
+        "name": "Malvern East"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2095105.24,
+      "perimeter_km": 8115.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 39.01673,
+        "lon": -84.60078,
+        "name": "Erlanger"
+      },
+      {
+        "lat": 42.47337,
+        "lon": -83.22187,
+        "name": "Southfield"
+      },
+      {
+        "lat": 37.50598,
+        "lon": -77.64916,
+        "name": "Midlothian"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 126344.34,
+      "perimeter_km": 1759.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 51.14236,
+        "lon": 3.1368,
+        "name": "Zedelgem"
+      },
+      {
+        "lat": 51.11721,
+        "lon": 8.06707,
+        "name": "Lennestadt"
+      },
+      {
+        "lat": 47.37382,
+        "lon": 8.51164,
+        "name": "Z\u00fcrich (Kreis 3) / Sihlfeld"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 71323.35,
+      "perimeter_km": 1333.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 45.48706,
+        "lon": -122.80371,
+        "name": "Beaverton"
+      },
+      {
+        "lat": 49.25702,
+        "lon": -122.87883,
+        "name": "Coquitlam West"
+      },
+      {
+        "lat": 50.0088,
+        "lon": -119.39672,
+        "name": "Lake Country"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 52438.7,
+      "perimeter_km": 1247.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 42.71197,
+        "lon": 18.34362,
+        "name": "Trebinje"
+      },
+      {
+        "lat": 44.96694,
+        "lon": 15.94306,
+        "name": "Cazin"
+      },
+      {
+        "lat": 49.27719,
+        "lon": 38.91673,
+        "name": "Starobilsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 276133.78,
+      "perimeter_km": 3852.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 43.66105,
+        "lon": 51.17392,
+        "name": "Shevchenko"
+      },
+      {
+        "lat": 40.52861,
+        "lon": 70.9425,
+        "name": "Qo\u2018qon"
+      },
+      {
+        "lat": 28.9293,
+        "lon": 79.70436,
+        "name": "Sit\u0101rganj"
+      },
+      {
+        "lat": 30.60622,
+        "lon": 74.25727,
+        "name": "Jal\u0101l\u0101b\u0101d"
+      },
+      {
+        "lat": 25.74572,
+        "lon": 71.39211,
+        "name": "B\u0101rmer"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1812717.69,
+      "perimeter_km": 7049.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.14535,
+        "lon": -85.8583,
+        "name": "Pleasure Ridge Park"
+      },
+      {
+        "lat": 42.95974,
+        "lon": -87.86147,
+        "name": "Cudahy"
+      },
+      {
+        "lat": 42.15843,
+        "lon": -71.14477,
+        "name": "Canton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 370364.37,
+      "perimeter_km": 3256.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 16.34014,
+        "lon": -98.05297,
+        "name": "Pinotepa Nacional"
+      },
+      {
+        "lat": 19.70078,
+        "lon": -101.18443,
+        "name": "Morelia"
+      },
+      {
+        "lat": 19.49156,
+        "lon": -99.12475,
+        "name": "Colonia Lindavista"
+      },
+      {
+        "lat": 16.87902,
+        "lon": -95.03939,
+        "name": "Mat\u00edas Romero"
+      },
+      {
+        "lat": 14.61075,
+        "lon": -90.65681,
+        "name": "San Lucas Sacatep\u00e9quez"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 149517.79,
+      "perimeter_km": 2584.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.9044,
+        "lon": -10.0986,
+        "name": "Mahina"
+      },
+      {
+        "lat": 10.92821,
+        "lon": 3.69429,
+        "name": "S\u00e9gbana"
+      },
+      {
+        "lat": 7.65649,
+        "lon": 4.92235,
+        "name": "Efon-Alaaye"
+      },
+      {
+        "lat": 6.52799,
+        "lon": 3.35411,
+        "name": "Mushin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 413346.29,
+      "perimeter_km": 3819.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.04339,
+        "lon": -93.29435,
+        "name": "Nixa"
+      },
+      {
+        "lat": 43.45777,
+        "lon": -88.83733,
+        "name": "Beaver Dam"
+      },
+      {
+        "lat": 43.81205,
+        "lon": -79.33082,
+        "name": "Steeles"
+      },
+      {
+        "lat": 42.57509,
+        "lon": -70.93005,
+        "name": "Danvers"
+      },
+      {
+        "lat": 41.63526,
+        "lon": -70.92701,
+        "name": "New Bedford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 646376.89,
+      "perimeter_km": 4355.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 18.87309,
+        "lon": -71.51656,
+        "name": "Las Matas de Farf\u00e1n"
+      },
+      {
+        "lat": 19.47837,
+        "lon": -71.33932,
+        "name": "San Ignacio de Sabaneta"
+      },
+      {
+        "lat": 17.89618,
+        "lon": -62.84978,
+        "name": "Gustavia"
+      },
+      {
+        "lat": 16.79183,
+        "lon": -62.21058,
+        "name": "Brades"
+      },
+      {
+        "lat": 16.26738,
+        "lon": -61.58543,
+        "name": "Baie-Mahault"
+      },
+      {
+        "lat": 10.72081,
+        "lon": -61.56616,
+        "name": "Diego Martin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 426634.5,
+      "perimeter_km": 3227.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 45.80306,
+        "lon": 15.71806,
+        "name": "Samobor"
+      },
+      {
+        "lat": 56.03129,
+        "lon": 14.15242,
+        "name": "Kristianstad"
+      },
+      {
+        "lat": 51.25058,
+        "lon": 22.57009,
+        "name": "Lublin"
+      },
+      {
+        "lat": 42.15387,
+        "lon": 24.75001,
+        "name": "Plovdiv"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 622664.87,
+      "perimeter_km": 3763.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 28.69844,
+        "lon": 121.47331,
+        "name": "Jiaojiang"
+      },
+      {
+        "lat": 23.11667,
+        "lon": 113.25,
+        "name": "Guangzhou"
+      },
+      {
+        "lat": 34.42202,
+        "lon": 117.46764,
+        "name": "Jiawang Zhen"
+      },
+      {
+        "lat": 35.49576,
+        "lon": 135.74604,
+        "name": "Obama"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 953921.03,
+      "perimeter_km": 5559.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 7.73909,
+        "lon": -7.61377,
+        "name": "Biankouma"
+      },
+      {
+        "lat": 9.50511,
+        "lon": -7.56433,
+        "name": "Odienn\u00e9"
+      },
+      {
+        "lat": 12.70354,
+        "lon": -7.96463,
+        "name": "Dialakorodji"
+      },
+      {
+        "lat": 5.51737,
+        "lon": 5.75006,
+        "name": "Warri"
+      },
+      {
+        "lat": 6.38423,
+        "lon": -3.88759,
+        "name": "Akoup\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 475546.23,
+      "perimeter_km": 3766.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -27.63917,
+        "lon": 153.10944,
+        "name": "Logan City"
+      },
+      {
+        "lat": -22.27407,
+        "lon": 166.44884,
+        "name": "Noum\u00e9a"
+      },
+      {
+        "lat": -36.84103,
+        "lon": 174.65223,
+        "name": "Te Atatu Peninsula"
+      },
+      {
+        "lat": -38.13874,
+        "lon": 176.24516,
+        "name": "Rotorua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1436317.54,
+      "perimeter_km": 5918.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 12.62235,
+        "lon": 78.75207,
+        "name": "Alang\u0101yam"
+      },
+      {
+        "lat": 10.08818,
+        "lon": 77.06239,
+        "name": "Munnar"
+      },
+      {
+        "lat": 17.56425,
+        "lon": 76.56854,
+        "name": "Aland"
+      },
+      {
+        "lat": 27.39491,
+        "lon": 80.13165,
+        "name": "Hardo\u012b"
+      },
+      {
+        "lat": 24.60681,
+        "lon": 84.12624,
+        "name": "Nab\u012bnagar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 668025.38,
+      "perimeter_km": 4275.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 36.4807,
+        "lon": -94.27134,
+        "name": "Bella Vista"
+      },
+      {
+        "lat": 44.15906,
+        "lon": -94.00915,
+        "name": "Mankato"
+      },
+      {
+        "lat": 42.24087,
+        "lon": -83.26965,
+        "name": "Taylor"
+      },
+      {
+        "lat": 43.90012,
+        "lon": -79.13289,
+        "name": "Pickering"
+      },
+      {
+        "lat": 40.0645,
+        "lon": -75.1875,
+        "name": "East Mount Airy"
+      },
+      {
+        "lat": 35.35014,
+        "lon": -80.20006,
+        "name": "Albemarle"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1168794.01,
+      "perimeter_km": 4626.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.58986,
+        "lon": -96.85695,
+        "name": "DeSoto"
+      },
+      {
+        "lat": 36.0526,
+        "lon": -95.79082,
+        "name": "Broken Arrow"
+      },
+      {
+        "lat": 42.97225,
+        "lon": -85.95365,
+        "name": "Allendale"
+      },
+      {
+        "lat": 39.26674,
+        "lon": -81.56151,
+        "name": "Parkersburg"
+      },
+      {
+        "lat": 27.99085,
+        "lon": -82.69316,
+        "name": "Safety Harbor"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1391931.1,
+      "perimeter_km": 4799.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -36.35846,
+        "lon": 146.32056,
+        "name": "Wangaratta"
+      },
+      {
+        "lat": -37.83961,
+        "lon": 144.94228,
+        "name": "Port Melbourne"
+      },
+      {
+        "lat": -19.26639,
+        "lon": 146.80569,
+        "name": "Townsville"
+      },
+      {
+        "lat": -27.53221,
+        "lon": 153.22889,
+        "name": "Alexandra Hills"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -33.75881,
+        "lon": 150.99292,
+        "name": "Baulkham Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 829687.14,
+      "perimeter_km": 4651.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.36695,
+        "lon": -3.60146,
+        "name": "Villa de Vallecas"
+      },
+      {
+        "lat": 51.3148,
+        "lon": 0.88856,
+        "name": "Faversham"
+      },
+      {
+        "lat": 48.46458,
+        "lon": 9.22796,
+        "name": "Pfullingen"
+      },
+      {
+        "lat": 48.62219,
+        "lon": 10.24312,
+        "name": "Giengen an der Brenz"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 446399.07,
+      "perimeter_km": 3445.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -2.7175,
+        "lon": 30.6325,
+        "name": "Rulenge"
+      },
+      {
+        "lat": -1.57386,
+        "lon": 29.04339,
+        "name": "Sake"
+      },
+      {
+        "lat": 10.85826,
+        "lon": 25.15921,
+        "name": "Bur\u0101m"
+      },
+      {
+        "lat": 7.2,
+        "lon": 38.6,
+        "name": "Shashamane"
+      },
+      {
+        "lat": -0.98169,
+        "lon": 36.58642,
+        "name": "Mai"
+      },
+      {
+        "lat": -16.09861,
+        "lon": 35.77,
+        "name": "Milange"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1928322.79,
+      "perimeter_km": 7406.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.99251,
+        "lon": -117.51644,
+        "name": "Jurupa Valley"
+      },
+      {
+        "lat": 45.58262,
+        "lon": -122.35342,
+        "name": "Washougal"
+      },
+      {
+        "lat": 33.05811,
+        "lon": -112.04764,
+        "name": "Maricopa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 315622.85,
+      "perimeter_km": 3517.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.00892,
+        "lon": 35.09814,
+        "name": "Nahariyya"
+      },
+      {
+        "lat": 37.86014,
+        "lon": 27.25713,
+        "name": "Ku\u015fadas\u0131"
+      },
+      {
+        "lat": 37.87135,
+        "lon": 32.48464,
+        "name": "Konya"
+      },
+      {
+        "lat": 41.98532,
+        "lon": 44.1129,
+        "name": "Gori"
+      },
+      {
+        "lat": 24.50772,
+        "lon": 44.39237,
+        "name": "Ad Daw\u0101dim\u012b"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1276638.32,
+      "perimeter_km": 5692.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.76667,
+        "lon": 144.96667,
+        "name": "Brunswick"
+      },
+      {
+        "lat": -26.65682,
+        "lon": 153.07955,
+        "name": "Sunshine Coast"
+      },
+      {
+        "lat": -32.92953,
+        "lon": 151.7801,
+        "name": "Newcastle"
+      },
+      {
+        "lat": -33.88096,
+        "lon": 151.07986,
+        "name": "Strathfield"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 187263.88,
+      "perimeter_km": 2983.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.62965,
+        "lon": -0.93873,
+        "name": "Montecanal"
+      },
+      {
+        "lat": 45.05,
+        "lon": 23.28333,
+        "name": "T\u00e2rgu Jiu"
+      },
+      {
+        "lat": 42.06828,
+        "lon": 19.51258,
+        "name": "Shkod\u00ebr"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 310341.83,
+      "perimeter_km": 4127.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -26.255,
+        "lon": -53.63972,
+        "name": "Dion\u00edsio Cerqueira"
+      },
+      {
+        "lat": -23.55083,
+        "lon": -51.46083,
+        "name": "Apucarana"
+      },
+      {
+        "lat": -22.97889,
+        "lon": -49.87056,
+        "name": "Ourinhos"
+      },
+      {
+        "lat": -14.86611,
+        "lon": -40.83944,
+        "name": "Vit\u00f3ria da Conquista"
+      },
+      {
+        "lat": -21.04333,
+        "lon": -40.82444,
+        "name": "Marataizes"
+      },
+      {
+        "lat": -23.56786,
+        "lon": -46.54599,
+        "name": "Vila Formosa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 477120.87,
+      "perimeter_km": 3970.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.99041,
+        "lon": -5.7442,
+        "name": "Bouafl\u00e9"
+      },
+      {
+        "lat": 7.85367,
+        "lon": 3.93235,
+        "name": "Oyo"
+      },
+      {
+        "lat": 4.15342,
+        "lon": 9.24231,
+        "name": "Buea"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 244524.44,
+      "perimeter_km": 3476.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -43.58333,
+        "lon": 172.38333,
+        "name": "Rolleston"
+      },
+      {
+        "lat": -36.8582,
+        "lon": 174.62019,
+        "name": "Lincoln"
+      },
+      {
+        "lat": -39.4926,
+        "lon": 176.91233,
+        "name": "Napier"
+      },
+      {
+        "lat": -41.21667,
+        "lon": 174.91667,
+        "name": "Lower Hutt"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 103909.35,
+      "perimeter_km": 1717.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -19.05294,
+        "lon": -169.91957,
+        "name": "Alofi"
+      },
+      {
+        "lat": -13.83333,
+        "lon": -171.76666,
+        "name": "Apia"
+      },
+      {
+        "lat": -13.28163,
+        "lon": -176.17453,
+        "name": "Mata-Utu"
+      },
+      {
+        "lat": -16.4332,
+        "lon": 179.36451,
+        "name": "Labasa"
+      },
+      {
+        "lat": -17.61686,
+        "lon": 177.45049,
+        "name": "Lautoka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 513854.18,
+      "perimeter_km": 3271.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.01667,
+        "lon": 31.86667,
+        "name": "Tandalt\u012b"
+      },
+      {
+        "lat": 10.83333,
+        "lon": 38.26667,
+        "name": "Mertule Maryam"
+      },
+      {
+        "lat": -0.30037,
+        "lon": 35.80935,
+        "name": "Elburgon"
+      },
+      {
+        "lat": -3.33333,
+        "lon": 35.66667,
+        "name": "Kiratu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 550959.21,
+      "perimeter_km": 4208.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.75881,
+        "lon": 150.99292,
+        "name": "Baulkham Hills"
+      },
+      {
+        "lat": -21.15345,
+        "lon": 149.16554,
+        "name": "Mackay"
+      },
+      {
+        "lat": -27.61025,
+        "lon": 153.05388,
+        "name": "Sunnybank Hills"
+      },
+      {
+        "lat": -28.00029,
+        "lon": 153.43088,
+        "name": "Gold Coast"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 247123.01,
+      "perimeter_km": 2983.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.74134,
+        "lon": -9.16133,
+        "name": "Sete Rios"
+      },
+      {
+        "lat": 51.18703,
+        "lon": 3.55654,
+        "name": "Eeklo"
+      },
+      {
+        "lat": 48.76476,
+        "lon": 2.3503,
+        "name": "Chevilly-Larue"
+      },
+      {
+        "lat": 51.5075,
+        "lon": 5.39028,
+        "name": "Best"
+      },
+      {
+        "lat": 50.93106,
+        "lon": 5.33781,
+        "name": "Hasselt"
+      },
+      {
+        "lat": 50.86874,
+        "lon": 6.09317,
+        "name": "Herzogenrath"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 212812.98,
+      "perimeter_km": 4277.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.05916,
+        "lon": 145.40947,
+        "name": "Officer"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.92598,
+        "lon": 151.19347,
+        "name": "Mascot"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 27234.6,
+      "perimeter_km": 1608.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 43.84171,
+        "lon": 10.57271,
+        "name": "Capannori"
+      },
+      {
+        "lat": 45.3902,
+        "lon": 10.48619,
+        "name": "Castiglione delle Stiviere"
+      },
+      {
+        "lat": 47.59247,
+        "lon": 18.38099,
+        "name": "Tatab\u00e1nya"
+      },
+      {
+        "lat": 56.70153,
+        "lon": 36.77305,
+        "name": "Konakovo"
+      },
+      {
+        "lat": 49.66926,
+        "lon": 32.03637,
+        "name": "Zolotonosha"
+      },
+      {
+        "lat": 35.12489,
+        "lon": 33.94135,
+        "name": "Famagusta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2245927.59,
+      "perimeter_km": 7112.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 15.88853,
+        "lon": 108.25447,
+        "name": "\u0110i\u1ec7n B\u00e0n"
+      },
+      {
+        "lat": 22.31811,
+        "lon": 114.26994,
+        "name": "Hang Hau"
+      },
+      {
+        "lat": 30.08333,
+        "lon": 114.95,
+        "name": "Daye"
+      },
+      {
+        "lat": 14.21567,
+        "lon": 120.97137,
+        "name": "Silang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1401763.79,
+      "perimeter_km": 5067.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -23.99306,
+        "lon": -46.25639,
+        "name": "Guaruj\u00e1"
+      },
+      {
+        "lat": -23.04972,
+        "lon": -47.83667,
+        "name": "Laranjal Paulista"
+      },
+      {
+        "lat": -20.46528,
+        "lon": -45.95806,
+        "name": "Piumhi"
+      },
+      {
+        "lat": -11.69361,
+        "lon": -41.46833,
+        "name": "Cafarnaum"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 115318.25,
+      "perimeter_km": 3083.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.76667,
+        "lon": 145.0,
+        "name": "Northcote"
+      },
+      {
+        "lat": -38.14711,
+        "lon": 144.36069,
+        "name": "Geelong"
+      },
+      {
+        "lat": -27.96724,
+        "lon": 153.39796,
+        "name": "Southport"
+      },
+      {
+        "lat": -30.29626,
+        "lon": 153.11351,
+        "name": "Coffs Harbour"
+      },
+      {
+        "lat": -33.86482,
+        "lon": 151.20773,
+        "name": "Sydney Central Business District"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 159561.25,
+      "perimeter_km": 2883.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -25.8725,
+        "lon": -49.49778,
+        "name": "Quitandinha"
+      },
+      {
+        "lat": -12.1201,
+        "lon": -58.00274,
+        "name": "Brasnorte"
+      },
+      {
+        "lat": -7.31056,
+        "lon": -50.04833,
+        "name": "Rio Maria"
+      },
+      {
+        "lat": -15.11694,
+        "lon": -40.07028,
+        "name": "Itoror\u00f3"
+      },
+      {
+        "lat": -17.72194,
+        "lon": -48.15972,
+        "name": "Ipameri"
+      },
+      {
+        "lat": -26.02667,
+        "lon": -48.855,
+        "name": "Garuva"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2405552.1,
+      "perimeter_km": 6086.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.34381,
+        "lon": 3.22475,
+        "name": "\u2019A\u00efn el Bell"
+      },
+      {
+        "lat": 35.93115,
+        "lon": 0.08918,
+        "name": "Mostaganem"
+      },
+      {
+        "lat": 36.67446,
+        "lon": 10.15633,
+        "name": "La Mohammedia"
+      },
+      {
+        "lat": 35.82539,
+        "lon": 10.63699,
+        "name": "Sousse"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 130847.39,
+      "perimeter_km": 2038.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 49.5631,
+        "lon": 3.62714,
+        "name": "Laon"
+      },
+      {
+        "lat": 52.50906,
+        "lon": 13.5534,
+        "name": "Biesdorf"
+      },
+      {
+        "lat": 50.68265,
+        "lon": 21.74898,
+        "name": "Sandomierz"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 141902.0,
+      "perimeter_km": 2662.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 19.61301,
+        "lon": 75.78906,
+        "name": "Ambad"
+      },
+      {
+        "lat": 24.58584,
+        "lon": 73.71346,
+        "name": "Udaipur"
+      },
+      {
+        "lat": 26.45756,
+        "lon": 80.77403,
+        "name": "Purw\u0101"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 218756.43,
+      "perimeter_km": 2247.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 29.97854,
+        "lon": -90.16396,
+        "name": "Metairie Terrace"
+      },
+      {
+        "lat": 38.59255,
+        "lon": -90.35734,
+        "name": "Webster Groves"
+      },
+      {
+        "lat": 43.70943,
+        "lon": -98.0298,
+        "name": "Mitchell"
+      },
+      {
+        "lat": 40.75839,
+        "lon": -82.51545,
+        "name": "Mansfield"
+      },
+      {
+        "lat": 39.07506,
+        "lon": -84.44716,
+        "name": "Fort Thomas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1213222.18,
+      "perimeter_km": 4519.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.94798,
+        "lon": -122.0608,
+        "name": "Pleasant Hill"
+      },
+      {
+        "lat": 45.63873,
+        "lon": -122.66149,
+        "name": "Vancouver"
+      },
+      {
+        "lat": 49.3286,
+        "lon": -123.16019,
+        "name": "West Vancouver"
+      },
+      {
+        "lat": 34.20112,
+        "lon": -118.59814,
+        "name": "Canoga Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 191184.29,
+      "perimeter_km": 3511.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 51.4112,
+        "lon": -0.83565,
+        "name": "Wokingham"
+      },
+      {
+        "lat": 50.87398,
+        "lon": 0.0088,
+        "name": "Lewes"
+      },
+      {
+        "lat": 39.16465,
+        "lon": 8.5213,
+        "name": "Carbonia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 14870.13,
+      "perimeter_km": 3088.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -7.2,
+        "lon": 35.73333,
+        "name": "Izazi"
+      },
+      {
+        "lat": 26.10611,
+        "lon": 34.27716,
+        "name": "Al Qu\u015fayr"
+      },
+      {
+        "lat": 10.55,
+        "lon": 37.48333,
+        "name": "Dembech\u2019a"
+      },
+      {
+        "lat": 11.66667,
+        "lon": 39.65,
+        "name": "Mersa"
+      },
+      {
+        "lat": -4.73333,
+        "lon": 38.1,
+        "name": "Makuyuni"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 947215.67,
+      "perimeter_km": 7946.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 54.42302,
+        "lon": -6.44434,
+        "name": "Portadown"
+      },
+      {
+        "lat": 48.27525,
+        "lon": 8.85464,
+        "name": "Balingen"
+      },
+      {
+        "lat": 47.65689,
+        "lon": 9.47554,
+        "name": "Friedrichshafen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 15548.58,
+      "perimeter_km": 2680.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -19.30323,
+        "lon": 146.72531,
+        "name": "Kirwan"
+      },
+      {
+        "lat": -5.85746,
+        "lon": 144.23058,
+        "name": "Mount Hagen"
+      },
+      {
+        "lat": -28.00029,
+        "lon": 153.43088,
+        "name": "Gold Coast"
+      },
+      {
+        "lat": -27.63917,
+        "lon": 153.10944,
+        "name": "Logan City"
+      },
+      {
+        "lat": -33.91938,
+        "lon": 150.92588,
+        "name": "Liverpool"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 693497.36,
+      "perimeter_km": 6623.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -27.23712,
+        "lon": 26.23514,
+        "name": "Leeudoringstad"
+      },
+      {
+        "lat": -24.67014,
+        "lon": 25.53975,
+        "name": "Thamaga"
+      },
+      {
+        "lat": -12.95867,
+        "lon": 28.63659,
+        "name": "Ndola"
+      },
+      {
+        "lat": -22.94564,
+        "lon": 30.48497,
+        "name": "Thohoyandou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 377181.03,
+      "perimeter_km": 3404.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.81667,
+        "lon": 144.75,
+        "name": "Truganina"
+      },
+      {
+        "lat": -37.56622,
+        "lon": 143.84957,
+        "name": "Ballarat"
+      },
+      {
+        "lat": -27.61025,
+        "lon": 153.05388,
+        "name": "Sunnybank Hills"
+      },
+      {
+        "lat": -34.06251,
+        "lon": 151.14961,
+        "name": "Cronulla"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 216210.15,
+      "perimeter_km": 2936.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.44363,
+        "lon": -117.00371,
+        "name": "La Joya"
+      },
+      {
+        "lat": 34.01949,
+        "lon": -118.49138,
+        "name": "Santa Monica"
+      },
+      {
+        "lat": 48.48333,
+        "lon": -123.31667,
+        "name": "Gordon Head"
+      },
+      {
+        "lat": 39.58471,
+        "lon": -104.90109,
+        "name": "Castlewood"
+      },
+      {
+        "lat": 33.74538,
+        "lon": -84.13158,
+        "name": "Redan"
+      },
+      {
+        "lat": 30.22409,
+        "lon": -92.01984,
+        "name": "Lafayette"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2867037.51,
+      "perimeter_km": 8825.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -14.73272,
+        "lon": 15.03479,
+        "name": "Matala"
+      },
+      {
+        "lat": -3.01728,
+        "lon": 16.92238,
+        "name": "Mushie"
+      },
+      {
+        "lat": -3.49194,
+        "lon": 31.96389,
+        "name": "Ushirombo"
+      },
+      {
+        "lat": -1.3953,
+        "lon": 36.764,
+        "name": "Ongata Rongai"
+      },
+      {
+        "lat": -5.7,
+        "lon": 34.48333,
+        "name": "Itigi"
+      },
+      {
+        "lat": -12.36475,
+        "lon": 27.82286,
+        "name": "Chililabombwe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2013114.71,
+      "perimeter_km": 6561.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 21.64381,
+        "lon": 73.01211,
+        "name": "Gadkhol"
+      },
+      {
+        "lat": 38.6213,
+        "lon": 66.25152,
+        "name": "G\u2018uzor"
+      },
+      {
+        "lat": 30.91204,
+        "lon": 75.85379,
+        "name": "Ludhiana"
+      },
+      {
+        "lat": 6.2355,
+        "lon": 80.0538,
+        "name": "Ambalangoda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1217366.49,
+      "perimeter_km": 7871.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.10763,
+        "lon": 104.81168,
+        "name": "Qiaotou"
+      },
+      {
+        "lat": 36.49889,
+        "lon": 111.70472,
+        "name": "Xinzhi"
+      },
+      {
+        "lat": 22.33713,
+        "lon": 114.16673,
+        "name": "Pak Tin Estate"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 551978.21,
+      "perimeter_km": 3834.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 7.06273,
+        "lon": -1.4001,
+        "name": "Mampong"
+      },
+      {
+        "lat": 7.38194,
+        "lon": -6.47778,
+        "name": "Vavoua"
+      },
+      {
+        "lat": 13.90608,
+        "lon": -4.55332,
+        "name": "Djenn\u00e9"
+      },
+      {
+        "lat": 12.55,
+        "lon": -0.96667,
+        "name": "Barogo"
+      },
+      {
+        "lat": 11.67478,
+        "lon": 10.19069,
+        "name": "Azare"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 702738.11,
+      "perimeter_km": 4320.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 3.001,
+        "lon": 99.8164,
+        "name": "Teluk Nibung"
+      },
+      {
+        "lat": 2.81232,
+        "lon": 101.73562,
+        "name": "Bandar Baru Salak Tinggi"
+      },
+      {
+        "lat": 13.86075,
+        "lon": 100.51477,
+        "name": "Mueang Nonthaburi"
+      },
+      {
+        "lat": -6.4846,
+        "lon": 110.7083,
+        "name": "Batang"
+      },
+      {
+        "lat": -6.8017,
+        "lon": 108.6311,
+        "name": "Astanajapura"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1054436.87,
+      "perimeter_km": 5673.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 47.14151,
+        "lon": 9.52154,
+        "name": "Vaduz"
+      },
+      {
+        "lat": 49.35557,
+        "lon": 6.72781,
+        "name": "Dillingen"
+      },
+      {
+        "lat": 52.3475,
+        "lon": 5.98333,
+        "name": "Epe"
+      },
+      {
+        "lat": 49.93023,
+        "lon": 23.57357,
+        "name": "Novoyavorivs'k"
+      },
+      {
+        "lat": 48.14816,
+        "lon": 17.10674,
+        "name": "Bratislava"
+      },
+      {
+        "lat": 45.01667,
+        "lon": 26.45,
+        "name": "Mizil"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 532442.15,
+      "perimeter_km": 4540.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -31.33139,
+        "lon": -54.10694,
+        "name": "Bag\u00e9"
+      },
+      {
+        "lat": -25.34682,
+        "lon": -57.60647,
+        "name": "Lambar\u00e9"
+      },
+      {
+        "lat": -20.78765,
+        "lon": -51.70338,
+        "name": "Tr\u00eas Lagoas"
+      },
+      {
+        "lat": -18.59222,
+        "lon": -48.705,
+        "name": "Tupaciguara"
+      },
+      {
+        "lat": -15.92917,
+        "lon": -44.00778,
+        "name": "S\u00e3o Jo\u00e3o da Ponte"
+      },
+      {
+        "lat": -22.81639,
+        "lon": -45.1925,
+        "name": "Guaratinguet\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 999351.79,
+      "perimeter_km": 4583.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.42505,
+        "lon": -3.67442,
+        "name": "Goya"
+      },
+      {
+        "lat": 53.0,
+        "lon": -1.13333,
+        "name": "Arnold"
+      },
+      {
+        "lat": 45.70843,
+        "lon": 8.90763,
+        "name": "Tradate"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 626322.47,
+      "perimeter_km": 3675.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.57742,
+        "lon": 144.72607,
+        "name": "Sunbury"
+      },
+      {
+        "lat": -37.56622,
+        "lon": 143.84957,
+        "name": "Ballarat"
+      },
+      {
+        "lat": -34.91119,
+        "lon": 138.70735,
+        "name": "Adelaide Hills"
+      },
+      {
+        "lat": -33.52314,
+        "lon": 151.31325,
+        "name": "Umina Beach"
+      },
+      {
+        "lat": -38.11531,
+        "lon": 145.29814,
+        "name": "Cranbourne East"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 243548.17,
+      "perimeter_km": 2615.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 7.73855,
+        "lon": -2.1036,
+        "name": "Wankyi"
+      },
+      {
+        "lat": 8.49111,
+        "lon": -7.17861,
+        "name": "Borotou-Koro"
+      },
+      {
+        "lat": 12.64824,
+        "lon": 0.49314,
+        "name": "Gay\u00e9ri"
+      },
+      {
+        "lat": 11.11128,
+        "lon": 7.7227,
+        "name": "Zaria"
+      },
+      {
+        "lat": 8.43497,
+        "lon": 12.05107,
+        "name": "Ganye"
+      },
+      {
+        "lat": 6.78333,
+        "lon": 2.3,
+        "name": "Z\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 756362.17,
+      "perimeter_km": 4474.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -16.33333,
+        "lon": -55.93333,
+        "name": "Lucas"
+      },
+      {
+        "lat": -2.62833,
+        "lon": -56.73583,
+        "name": "Parintins"
+      },
+      {
+        "lat": -2.04278,
+        "lon": -45.95917,
+        "name": "Maraca\u00e7um\u00e9"
+      },
+      {
+        "lat": -22.96611,
+        "lon": -42.02778,
+        "name": "Arraial do Cabo"
+      },
+      {
+        "lat": -22.73028,
+        "lon": -42.71417,
+        "name": "Tangu\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2505861.88,
+      "perimeter_km": 6721.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -9.3,
+        "lon": 32.76667,
+        "name": "Tunduma"
+      },
+      {
+        "lat": -2.63778,
+        "lon": 31.76694,
+        "name": "Chato"
+      },
+      {
+        "lat": -3.0804,
+        "lon": 29.391,
+        "name": "Bubanza"
+      },
+      {
+        "lat": 1.43139,
+        "lon": 33.77722,
+        "name": "Ngora"
+      },
+      {
+        "lat": 10.45,
+        "lon": 38.2,
+        "name": "Bichena"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 600333.33,
+      "perimeter_km": 5109.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -0.30719,
+        "lon": 36.07225,
+        "name": "Nakuru"
+      },
+      {
+        "lat": 12.38333,
+        "lon": 37.55,
+        "name": "Maksenyit"
+      },
+      {
+        "lat": 9.39334,
+        "lon": 42.00967,
+        "name": "\u2018Alemaya"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 373419.88,
+      "perimeter_km": 3273.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.67796,
+        "lon": -121.17606,
+        "name": "Folsom"
+      },
+      {
+        "lat": 45.63873,
+        "lon": -122.66149,
+        "name": "Vancouver"
+      },
+      {
+        "lat": 49.17003,
+        "lon": -123.13683,
+        "name": "Richmond"
+      },
+      {
+        "lat": 47.67323,
+        "lon": -117.23937,
+        "name": "Spokane Valley"
+      },
+      {
+        "lat": 34.07808,
+        "lon": -118.26066,
+        "name": "Echo Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 468155.38,
+      "perimeter_km": 3731.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 18.64573,
+        "lon": 74.05909,
+        "name": "Koregaon"
+      },
+      {
+        "lat": 32.58893,
+        "lon": 74.49466,
+        "name": "Kotli Loharan"
+      },
+      {
+        "lat": 25.92127,
+        "lon": 86.79271,
+        "name": "Madhepura"
+      },
+      {
+        "lat": 26.17668,
+        "lon": 90.62634,
+        "name": "Go\u0101lp\u0101ra"
+      },
+      {
+        "lat": 25.01881,
+        "lon": 90.01751,
+        "name": "Sherpur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1183954.36,
+      "perimeter_km": 5271.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 15.85212,
+        "lon": 74.50447,
+        "name": "Belagavi"
+      },
+      {
+        "lat": 19.84505,
+        "lon": 73.99866,
+        "name": "Sinnar"
+      },
+      {
+        "lat": 23.12841,
+        "lon": 73.61043,
+        "name": "L\u016bn\u0101v\u0101da"
+      },
+      {
+        "lat": 31.68411,
+        "lon": 76.52506,
+        "name": "Ham\u012brpur"
+      },
+      {
+        "lat": 16.47771,
+        "lon": 80.70755,
+        "name": "Poranki"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 738162.86,
+      "perimeter_km": 4217.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -19.96778,
+        "lon": -44.19833,
+        "name": "Betim"
+      },
+      {
+        "lat": -15.30833,
+        "lon": -49.59833,
+        "name": "Ceres"
+      },
+      {
+        "lat": -6.55833,
+        "lon": -35.74167,
+        "name": "Araruna"
+      },
+      {
+        "lat": -6.18667,
+        "lon": -35.09194,
+        "name": "Tibau do Sul"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 706913.21,
+      "perimeter_km": 4472.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -29.55028,
+        "lon": -55.13111,
+        "name": "S\u00e3o Francisco de Assis"
+      },
+      {
+        "lat": -21.22778,
+        "lon": -50.86833,
+        "name": "Valpara\u00edso"
+      },
+      {
+        "lat": -16.06583,
+        "lon": -47.97861,
+        "name": "Valpara\u00edso de Goi\u00e1s"
+      },
+      {
+        "lat": -15.33833,
+        "lon": -43.67444,
+        "name": "Ja\u00edba"
+      },
+      {
+        "lat": -23.535,
+        "lon": -47.26194,
+        "name": "Alum\u00ednio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 566203.63,
+      "perimeter_km": 4151.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 39.09145,
+        "lon": -84.49578,
+        "name": "Newport"
+      },
+      {
+        "lat": 40.72371,
+        "lon": -73.70485,
+        "name": "Floral Park"
+      },
+      {
+        "lat": 39.74595,
+        "lon": -75.54659,
+        "name": "Wilmington"
+      },
+      {
+        "lat": 39.19289,
+        "lon": -76.72414,
+        "name": "Hanover"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 61677.65,
+      "perimeter_km": 1916.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.89138,
+        "lon": 144.62368,
+        "name": "Wyndham Vale"
+      },
+      {
+        "lat": -37.8318,
+        "lon": 140.77919,
+        "name": "Mount Gambier"
+      },
+      {
+        "lat": -26.65682,
+        "lon": 153.07955,
+        "name": "Sunshine Coast"
+      },
+      {
+        "lat": -27.62329,
+        "lon": 153.04785,
+        "name": "Calamvale"
+      },
+      {
+        "lat": -35.28346,
+        "lon": 149.12807,
+        "name": "Canberra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 353850.99,
+      "perimeter_km": 3564.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 48.03686,
+        "lon": 27.81242,
+        "name": "Drochia"
+      },
+      {
+        "lat": 58.67015,
+        "lon": 52.19313,
+        "name": "Omutninsk"
+      },
+      {
+        "lat": 51.982,
+        "lon": 42.26175,
+        "name": "Uvarovo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 326386.91,
+      "perimeter_km": 4076.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -23.53194,
+        "lon": -46.44417,
+        "name": "Itaquera"
+      },
+      {
+        "lat": -25.36861,
+        "lon": -49.45139,
+        "name": "Campo Magro"
+      },
+      {
+        "lat": -4.71306,
+        "lon": -37.35528,
+        "name": "Icapu\u00ed"
+      },
+      {
+        "lat": -17.37389,
+        "lon": -40.22056,
+        "name": "Medeiros Neto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 549325.46,
+      "perimeter_km": 5385.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.63638,
+        "lon": -70.57361,
+        "name": "Pirque"
+      },
+      {
+        "lat": -31.4933,
+        "lon": -68.53838,
+        "name": "Villa Paula de Sarmiento"
+      },
+      {
+        "lat": -23.39611,
+        "lon": -46.32083,
+        "name": "Aruj\u00e1"
+      },
+      {
+        "lat": -32.48463,
+        "lon": -58.23217,
+        "name": "Concepci\u00f3n del Uruguay"
+      },
+      {
+        "lat": -37.26394,
+        "lon": -56.97304,
+        "name": "Villa Gesell"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 954415.04,
+      "perimeter_km": 6052.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 20.51167,
+        "lon": -103.23689,
+        "name": "San Jos\u00e9 del Castillo"
+      },
+      {
+        "lat": 29.56162,
+        "lon": -98.22696,
+        "name": "Cibolo"
+      },
+      {
+        "lat": 41.78586,
+        "lon": -88.14729,
+        "name": "Naperville"
+      },
+      {
+        "lat": 13.80722,
+        "lon": -89.17917,
+        "name": "Apopa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2394527.87,
+      "perimeter_km": 7539.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.60986,
+        "lon": -85.48078,
+        "name": "Auburn"
+      },
+      {
+        "lat": 39.73394,
+        "lon": -90.22901,
+        "name": "Jacksonville"
+      },
+      {
+        "lat": 39.55228,
+        "lon": -84.23327,
+        "name": "Springboro"
+      },
+      {
+        "lat": 42.45843,
+        "lon": -71.06616,
+        "name": "Melrose"
+      },
+      {
+        "lat": 39.32928,
+        "lon": -76.54463,
+        "name": "Frankford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 601591.56,
+      "perimeter_km": 4236.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 27.89642,
+        "lon": 102.26341,
+        "name": "Xichang"
+      },
+      {
+        "lat": 29.24946,
+        "lon": 106.77663,
+        "name": "Jielong"
+      },
+      {
+        "lat": 30.82491,
+        "lon": 108.38413,
+        "name": "Zhonggulou"
+      },
+      {
+        "lat": 22.58333,
+        "lon": 113.08333,
+        "name": "Jiangmen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 377043.08,
+      "perimeter_km": 2964.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.40477,
+        "lon": -81.72291,
+        "name": "Parma"
+      },
+      {
+        "lat": 40.94149,
+        "lon": -73.10594,
+        "name": "East Setauket"
+      },
+      {
+        "lat": 40.72816,
+        "lon": -74.07764,
+        "name": "Jersey City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 11919.55,
+      "perimeter_km": 1453.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -27.97654,
+        "lon": 27.02423,
+        "name": "Hennenman"
+      },
+      {
+        "lat": -26.76566,
+        "lon": 26.42024,
+        "name": "Hartbeesfontein"
+      },
+      {
+        "lat": -27.78324,
+        "lon": 24.68768,
+        "name": "Pampierstad"
+      },
+      {
+        "lat": -24.65451,
+        "lon": 25.90859,
+        "name": "Gaborone"
+      },
+      {
+        "lat": -15.11646,
+        "lon": 39.2666,
+        "name": "Nampula"
+      },
+      {
+        "lat": -26.93366,
+        "lon": 29.24152,
+        "name": "Standerton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 455406.21,
+      "perimeter_km": 4394.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 29.20856,
+        "lon": 105.56974,
+        "name": "Xuantan"
+      },
+      {
+        "lat": 29.71975,
+        "lon": 106.72342,
+        "name": "Yufengshan"
+      },
+      {
+        "lat": 32.23341,
+        "lon": 106.30126,
+        "name": "Donghe"
+      },
+      {
+        "lat": 38.41667,
+        "lon": 126.23333,
+        "name": "Sinmak"
+      },
+      {
+        "lat": 31.37762,
+        "lon": 120.95431,
+        "name": "Kunshan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 845297.78,
+      "perimeter_km": 4751.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 35.65071,
+        "lon": -78.45639,
+        "name": "Clayton"
+      },
+      {
+        "lat": 42.90725,
+        "lon": -85.79198,
+        "name": "Jenison"
+      },
+      {
+        "lat": 45.3001,
+        "lon": -75.91606,
+        "name": "Kanata"
+      },
+      {
+        "lat": 42.27926,
+        "lon": -71.1495,
+        "name": "West Roxbury"
+      },
+      {
+        "lat": 40.70038,
+        "lon": -73.59291,
+        "name": "Uniondale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 668192.35,
+      "perimeter_km": 3337.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.46444,
+        "lon": 126.31833,
+        "name": "Gaigeturi"
+      },
+      {
+        "lat": 28.78169,
+        "lon": 108.68258,
+        "name": "Tonggu"
+      },
+      {
+        "lat": 38.7375,
+        "lon": 125.40778,
+        "name": "Namp\u2019o"
+      },
+      {
+        "lat": 36.85667,
+        "lon": 127.44333,
+        "name": "Chinch'\u014fn"
+      },
+      {
+        "lat": 36.48333,
+        "lon": 139.0,
+        "name": "Shibukawa"
+      },
+      {
+        "lat": 35.1422,
+        "lon": 136.8121,
+        "name": "Haruta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 819937.5,
+      "perimeter_km": 6186.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.57733,
+        "lon": -74.2282,
+        "name": "Carteret"
+      },
+      {
+        "lat": 45.78036,
+        "lon": -74.00365,
+        "name": "Saint-J\u00e9r\u00f4me"
+      },
+      {
+        "lat": 42.78702,
+        "lon": -73.97096,
+        "name": "Rotterdam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3931.39,
+      "perimeter_km": 1158.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.53692,
+        "lon": 6.46458,
+        "name": "Draguignan"
+      },
+      {
+        "lat": 49.92139,
+        "lon": 8.48255,
+        "name": "Gro\u00df-Gerau"
+      },
+      {
+        "lat": 53.48097,
+        "lon": -2.24555,
+        "name": "Manchester City Centre"
+      },
+      {
+        "lat": 50.91741,
+        "lon": 34.79906,
+        "name": "Sumy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1753884.32,
+      "perimeter_km": 6349.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 39.62894,
+        "lon": -0.59783,
+        "name": "Ll\u00edria"
+      },
+      {
+        "lat": 38.09639,
+        "lon": -3.77786,
+        "name": "Bail\u00e9n"
+      },
+      {
+        "lat": 50.96643,
+        "lon": -1.32832,
+        "name": "Bishopstoke"
+      },
+      {
+        "lat": 51.9125,
+        "lon": 4.34167,
+        "name": "Vlaardingen"
+      },
+      {
+        "lat": 48.06489,
+        "lon": 11.66327,
+        "name": "Ottobrunn bei M\u00fcnchen"
+      },
+      {
+        "lat": 45.239,
+        "lon": 11.74984,
+        "name": "Monselice"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1052904.72,
+      "perimeter_km": 4352.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.5275,
+        "lon": -46.9025,
+        "name": "Jandira"
+      },
+      {
+        "lat": -26.07361,
+        "lon": -53.72528,
+        "name": "Santo Ant\u00f4nio do Sudoeste"
+      },
+      {
+        "lat": -14.06944,
+        "lon": -42.475,
+        "name": "Caetit\u00e9"
+      },
+      {
+        "lat": -8.07361,
+        "lon": -37.26444,
+        "name": "Sert\u00e2nia"
+      },
+      {
+        "lat": -20.12389,
+        "lon": -42.00139,
+        "name": "Simon\u00e9sia"
+      },
+      {
+        "lat": -19.81,
+        "lon": -43.17361,
+        "name": "Jo\u00e3o Monlevade"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 708336.64,
+      "perimeter_km": 5522.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 43.42332,
+        "lon": 6.7735,
+        "name": "Saint-Rapha\u00ebl"
+      },
+      {
+        "lat": 53.69671,
+        "lon": 19.96486,
+        "name": "Ostr\u00f3da"
+      },
+      {
+        "lat": 53.90019,
+        "lon": 27.56653,
+        "name": "Minsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 236121.91,
+      "perimeter_km": 3902.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 36.76967,
+        "lon": 7.90641,
+        "name": "Ben Mehidi"
+      },
+      {
+        "lat": 36.82933,
+        "lon": 9.83935,
+        "name": "Tebourba"
+      },
+      {
+        "lat": 36.78333,
+        "lon": 10.63333,
+        "name": "Takelsa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 588.13,
+      "perimeter_km": 485.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -22.57306,
+        "lon": -47.1725,
+        "name": "Artur Nogueira"
+      },
+      {
+        "lat": -16.83056,
+        "lon": -49.53194,
+        "name": "Guap\u00f3"
+      },
+      {
+        "lat": -2.59833,
+        "lon": -43.46111,
+        "name": "Humberto de Campos"
+      },
+      {
+        "lat": -8.61667,
+        "lon": -35.95,
+        "name": "Cupira"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1470543.25,
+      "perimeter_km": 5427.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 39.15017,
+        "lon": -123.20778,
+        "name": "Ukiah"
+      },
+      {
+        "lat": 47.40177,
+        "lon": -122.32429,
+        "name": "Des Moines"
+      },
+      {
+        "lat": 36.32745,
+        "lon": -119.64568,
+        "name": "Hanford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 157330.6,
+      "perimeter_km": 2614.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 29.78579,
+        "lon": -95.8244,
+        "name": "Katy"
+      },
+      {
+        "lat": 41.74115,
+        "lon": -87.61255,
+        "name": "Chatham"
+      },
+      {
+        "lat": 39.64176,
+        "lon": -77.71999,
+        "name": "Hagerstown"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 626620.7,
+      "perimeter_km": 4364.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 22.31038,
+        "lon": 69.60376,
+        "name": "Sal\u0101ya"
+      },
+      {
+        "lat": 39.71611,
+        "lon": 66.66417,
+        "name": "Juma Shahri"
+      },
+      {
+        "lat": 31.53723,
+        "lon": 75.91269,
+        "name": "Hoshi\u0101rpur"
+      },
+      {
+        "lat": 28.86913,
+        "lon": 77.12061,
+        "name": "Kundli"
+      },
+      {
+        "lat": 27.25097,
+        "lon": 75.17893,
+        "name": "R\u0101mgarh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 871444.1,
+      "perimeter_km": 4555.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -41.43876,
+        "lon": 147.13467,
+        "name": "Launceston"
+      },
+      {
+        "lat": -37.88461,
+        "lon": 145.29539,
+        "name": "Ferntree Gully"
+      },
+      {
+        "lat": -37.88264,
+        "lon": 144.7003,
+        "name": "Hoppers Crossing"
+      },
+      {
+        "lat": -27.19354,
+        "lon": 153.02631,
+        "name": "Deception Bay"
+      },
+      {
+        "lat": -27.87683,
+        "lon": 153.28572,
+        "name": "Upper Coomera"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 338943.34,
+      "perimeter_km": 3586.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 10.75567,
+        "lon": 106.66745,
+        "name": "Qu\u1eadn N\u0103m"
+      },
+      {
+        "lat": 3.9851,
+        "lon": 101.1237,
+        "name": "Cangkat Jong"
+      },
+      {
+        "lat": 23.36085,
+        "lon": 103.15372,
+        "name": "Gejiu"
+      },
+      {
+        "lat": 15.1505,
+        "lon": 120.7697,
+        "name": "Arayat"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1743323.3,
+      "perimeter_km": 6798.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -31.24525,
+        "lon": -64.46574,
+        "name": "Cosqu\u00edn"
+      },
+      {
+        "lat": -17.81361,
+        "lon": -50.59694,
+        "name": "Santa Helena de Goi\u00e1s"
+      },
+      {
+        "lat": -22.46889,
+        "lon": -44.44667,
+        "name": "Resende"
+      },
+      {
+        "lat": -23.18111,
+        "lon": -46.395,
+        "name": "Nazar\u00e9 Paulista"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 886858.19,
+      "perimeter_km": 5080.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 19.80665,
+        "lon": -104.21626,
+        "name": "El Grullo"
+      },
+      {
+        "lat": 26.20341,
+        "lon": -98.23001,
+        "name": "McAllen"
+      },
+      {
+        "lat": 29.91465,
+        "lon": -90.05396,
+        "name": "Gretna"
+      },
+      {
+        "lat": 12.26593,
+        "lon": -86.56474,
+        "name": "Nagarote"
+      },
+      {
+        "lat": 14.55636,
+        "lon": -90.7332,
+        "name": "Antigua Guatemala"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1838186.69,
+      "perimeter_km": 5899.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -3.4703,
+        "lon": 102.5207,
+        "name": "Curup"
+      },
+      {
+        "lat": 22.49441,
+        "lon": 98.39277,
+        "name": "Tangyan"
+      },
+      {
+        "lat": 15.2085,
+        "lon": 101.77138,
+        "name": "Dan Khun Thot"
+      },
+      {
+        "lat": 10.06821,
+        "lon": 105.82221,
+        "name": "B\u00ecnh Minh"
+      },
+      {
+        "lat": 1.55,
+        "lon": 110.33333,
+        "name": "Kuching"
+      },
+      {
+        "lat": 1.34917,
+        "lon": 103.84361,
+        "name": "Thomson"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1517298.28,
+      "perimeter_km": 6875.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 48.91936,
+        "lon": 2.27485,
+        "name": "Bois-Colombes"
+      },
+      {
+        "lat": 53.36664,
+        "lon": -0.00438,
+        "name": "Louth"
+      },
+      {
+        "lat": 45.54672,
+        "lon": 11.5475,
+        "name": "Vicenza"
+      },
+      {
+        "lat": 44.42137,
+        "lon": 11.91094,
+        "name": "Lugo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 190872.56,
+      "perimeter_km": 2738.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -44.39672,
+        "lon": 171.25364,
+        "name": "Timaru"
+      },
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      },
+      {
+        "lat": -37.0393,
+        "lon": 174.92815,
+        "name": "Takanini"
+      },
+      {
+        "lat": -39.6381,
+        "lon": 176.84918,
+        "name": "Hastings"
+      },
+      {
+        "lat": -39.93333,
+        "lon": 175.05,
+        "name": "Whanganui"
+      },
+      {
+        "lat": -40.95972,
+        "lon": 175.6575,
+        "name": "Masterton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 583533.43,
+      "perimeter_km": 3970.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.87309,
+        "lon": 7.87765,
+        "name": "Nefta"
+      },
+      {
+        "lat": 36.772,
+        "lon": 5.8982,
+        "name": "District of Taher"
+      },
+      {
+        "lat": 31.44934,
+        "lon": 12.9853,
+        "name": "Mizdah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 55886.16,
+      "perimeter_km": 1798.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -43.53333,
+        "lon": 172.63333,
+        "name": "Christchurch"
+      },
+      {
+        "lat": -36.88041,
+        "lon": 174.79819,
+        "name": "Remuera"
+      },
+      {
+        "lat": -37.68611,
+        "lon": 176.16667,
+        "name": "Tauranga"
+      },
+      {
+        "lat": -39.93333,
+        "lon": 175.05,
+        "name": "Whanganui"
+      },
+      {
+        "lat": -41.28374,
+        "lon": 174.74141,
+        "name": "Karori"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 66566.18,
+      "perimeter_km": 1637.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -12.29292,
+        "lon": 33.1782,
+        "name": "Lundazi"
+      },
+      {
+        "lat": -0.60467,
+        "lon": 30.64851,
+        "name": "Mbarara"
+      },
+      {
+        "lat": -3.13333,
+        "lon": 33.53333,
+        "name": "Malampaka"
+      },
+      {
+        "lat": -0.0962,
+        "lon": 34.27322,
+        "name": "Bondo"
+      },
+      {
+        "lat": -1.3527,
+        "lon": 36.6699,
+        "name": "Ngong"
+      },
+      {
+        "lat": -14.82027,
+        "lon": 34.63586,
+        "name": "Ntcheu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 545685.66,
+      "perimeter_km": 4240.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 20.82318,
+        "lon": 71.03795,
+        "name": "Una"
+      },
+      {
+        "lat": 28.41124,
+        "lon": 77.31316,
+        "name": "Faridabad"
+      },
+      {
+        "lat": 23.70982,
+        "lon": 76.73387,
+        "name": "Pachor"
+      },
+      {
+        "lat": 10.46905,
+        "lon": 76.08129,
+        "name": "Vadanappally"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 572084.95,
+      "perimeter_km": 4326.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 35.94204,
+        "lon": -95.88332,
+        "name": "Bixby"
+      },
+      {
+        "lat": 41.6764,
+        "lon": -91.58045,
+        "name": "Coralville"
+      },
+      {
+        "lat": 42.93173,
+        "lon": -76.56605,
+        "name": "Auburn"
+      },
+      {
+        "lat": 40.40816,
+        "lon": -74.35432,
+        "name": "South Old Bridge"
+      },
+      {
+        "lat": 39.65287,
+        "lon": -78.76252,
+        "name": "Cumberland"
+      },
+      {
+        "lat": 36.09986,
+        "lon": -80.24422,
+        "name": "Winston-Salem"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 941363.77,
+      "perimeter_km": 4520.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 1.34917,
+        "lon": 103.84361,
+        "name": "Thomson"
+      },
+      {
+        "lat": 6.63883,
+        "lon": 100.42342,
+        "name": "Sadao"
+      },
+      {
+        "lat": 20.9945,
+        "lon": 105.8677,
+        "name": "Vinhomes Times City"
+      },
+      {
+        "lat": 11.48682,
+        "lon": 105.32533,
+        "name": "Prey Veng"
+      },
+      {
+        "lat": 14.81355,
+        "lon": 108.95931,
+        "name": "\u0110\u1ee9c Ph\u1ed5"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 724967.37,
+      "perimeter_km": 5598.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 29.99409,
+        "lon": -90.24174,
+        "name": "Kenner"
+      },
+      {
+        "lat": 34.80243,
+        "lon": -86.97219,
+        "name": "Athens"
+      },
+      {
+        "lat": 43.70444,
+        "lon": -79.39336,
+        "name": "Mount Pleasant West"
+      },
+      {
+        "lat": 38.98872,
+        "lon": -76.98136,
+        "name": "Langley Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 430477.37,
+      "perimeter_km": 3933.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.06334,
+        "lon": -117.65089,
+        "name": "Ontario"
+      },
+      {
+        "lat": 36.42469,
+        "lon": -121.32632,
+        "name": "Soledad"
+      },
+      {
+        "lat": 45.53929,
+        "lon": -122.38731,
+        "name": "Troutdale"
+      },
+      {
+        "lat": 43.6135,
+        "lon": -116.20345,
+        "name": "Boise"
+      },
+      {
+        "lat": 32.31232,
+        "lon": -106.77834,
+        "name": "Las Cruces"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 986575.97,
+      "perimeter_km": 4507.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -34.26237,
+        "lon": -62.71128,
+        "name": "Rufino"
+      },
+      {
+        "lat": -32.43289,
+        "lon": -63.24811,
+        "name": "Villa Nueva"
+      },
+      {
+        "lat": -21.13778,
+        "lon": -48.97278,
+        "name": "Catanduva"
+      },
+      {
+        "lat": -22.78556,
+        "lon": -43.31167,
+        "name": "Duque de Caxias"
+      },
+      {
+        "lat": -29.95111,
+        "lon": -51.09389,
+        "name": "Cachoeirinha"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 954015.81,
+      "perimeter_km": 5015.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.21309,
+        "lon": -93.2044,
+        "name": "Lake Charles"
+      },
+      {
+        "lat": 33.794,
+        "lon": -84.66049,
+        "name": "Lithia Springs"
+      },
+      {
+        "lat": 30.29469,
+        "lon": -81.39314,
+        "name": "Jacksonville Beach"
+      },
+      {
+        "lat": 28.30468,
+        "lon": -81.41667,
+        "name": "Kissimmee"
+      },
+      {
+        "lat": 20.04698,
+        "lon": -77.58089,
+        "name": "Niquero"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 807541.88,
+      "perimeter_km": 4546.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -20.24056,
+        "lon": -56.37833,
+        "name": "Miranda"
+      },
+      {
+        "lat": -23.535,
+        "lon": -47.26194,
+        "name": "Alum\u00ednio"
+      },
+      {
+        "lat": -23.84861,
+        "lon": -50.18778,
+        "name": "Ibaiti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 68265.78,
+      "perimeter_km": 2062.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.57556,
+        "lon": 2.88417,
+        "name": "El Menia"
+      },
+      {
+        "lat": 36.56667,
+        "lon": 4.96667,
+        "name": "Barbacha"
+      },
+      {
+        "lat": 35.87541,
+        "lon": 7.11353,
+        "name": "Oum el Bouaghi"
+      },
+      {
+        "lat": 34.3827,
+        "lon": 8.15549,
+        "name": "Ar Rudayyif"
+      },
+      {
+        "lat": 32.75222,
+        "lon": 12.72778,
+        "name": "Zawiya"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 264548.61,
+      "perimeter_km": 2514.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -22.74639,
+        "lon": -50.38694,
+        "name": "C\u00e2ndido Mota"
+      },
+      {
+        "lat": -31.73271,
+        "lon": -60.52897,
+        "name": "Paran\u00e1"
+      },
+      {
+        "lat": -15.84577,
+        "lon": -47.88369,
+        "name": "Lago Sul"
+      },
+      {
+        "lat": -9.38861,
+        "lon": -37.99917,
+        "name": "Delmiro Gouveia"
+      },
+      {
+        "lat": -23.5212,
+        "lon": -46.67409,
+        "name": "Barra Funda"
+      },
+      {
+        "lat": -23.10194,
+        "lon": -47.71472,
+        "name": "Tiet\u00ea"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 904362.87,
+      "perimeter_km": 7100.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -41.51603,
+        "lon": 173.9528,
+        "name": "Blenheim"
+      },
+      {
+        "lat": -36.88158,
+        "lon": 174.76204,
+        "name": "Mount Eden"
+      },
+      {
+        "lat": -37.87822,
+        "lon": 175.4402,
+        "name": "Cambridge"
+      },
+      {
+        "lat": -38.13874,
+        "lon": 176.24516,
+        "name": "Rotorua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 35188.93,
+      "perimeter_km": 1145.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 4.16667,
+        "lon": 101.2,
+        "name": "Tapah Road"
+      },
+      {
+        "lat": 6.86814,
+        "lon": 101.25009,
+        "name": "Pattani"
+      },
+      {
+        "lat": 9.94561,
+        "lon": 99.07847,
+        "name": "Lang Suan"
+      },
+      {
+        "lat": 13.74872,
+        "lon": 101.34888,
+        "name": "Phanom Sarakham"
+      },
+      {
+        "lat": 11.38414,
+        "lon": 106.23078,
+        "name": "D\u01b0\u01a1ng Minh Ch\u00e2u"
+      },
+      {
+        "lat": 0.90925,
+        "lon": 108.98463,
+        "name": "Singkawang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 900471.44,
+      "perimeter_km": 3940.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 6.53104,
+        "lon": -10.35368,
+        "name": "Kakata"
+      },
+      {
+        "lat": 9.96837,
+        "lon": -5.14882,
+        "name": "Ouangolodougou"
+      },
+      {
+        "lat": 11.78935,
+        "lon": 7.62061,
+        "name": "Malumfashi"
+      },
+      {
+        "lat": 6.8485,
+        "lon": 3.64633,
+        "name": "Shagamu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 626448.87,
+      "perimeter_km": 4345.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -6.14755,
+        "lon": 143.65633,
+        "name": "Mendi"
+      },
+      {
+        "lat": -6.085,
+        "lon": 145.38667,
+        "name": "Goroka"
+      },
+      {
+        "lat": -5.22152,
+        "lon": 145.78695,
+        "name": "Madang"
+      },
+      {
+        "lat": -21.15345,
+        "lon": 149.16554,
+        "name": "Mackay"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 237678.7,
+      "perimeter_km": 3876.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -27.50766,
+        "lon": -58.55625,
+        "name": "San Luis del Palmar"
+      },
+      {
+        "lat": -18.79417,
+        "lon": -52.62278,
+        "name": "Chapad\u00e3o do Sul"
+      },
+      {
+        "lat": -9.62167,
+        "lon": -42.08139,
+        "name": "Remanso"
+      },
+      {
+        "lat": -21.93361,
+        "lon": -42.60861,
+        "name": "Carmo"
+      },
+      {
+        "lat": -23.49417,
+        "lon": -46.43222,
+        "name": "S\u00e3o Miguel"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1357500.42,
+      "perimeter_km": 5762.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 25.48742,
+        "lon": 28.97918,
+        "name": "M\u016b\u0163"
+      },
+      {
+        "lat": 30.74614,
+        "lon": 31.12964,
+        "name": "As San\u0163ah"
+      },
+      {
+        "lat": 14.30427,
+        "lon": 36.60601,
+        "name": "Himora"
+      },
+      {
+        "lat": 6.03333,
+        "lon": 37.55,
+        "name": "Arba Minch"
+      },
+      {
+        "lat": 1.145,
+        "lon": 33.70944,
+        "name": "Pallisa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1379243.32,
+      "perimeter_km": 6903.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 20.07082,
+        "lon": -97.06078,
+        "name": "Mart\u00ednez de la Torre"
+      },
+      {
+        "lat": 30.51353,
+        "lon": -97.73973,
+        "name": "Brushy Creek"
+      },
+      {
+        "lat": 36.70698,
+        "lon": -97.08559,
+        "name": "Ponca City"
+      },
+      {
+        "lat": 29.91021,
+        "lon": -90.03257,
+        "name": "Terrytown"
+      },
+      {
+        "lat": 16.7075,
+        "lon": -93.01216,
+        "name": "Chiapa de Corzo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1055134.38,
+      "perimeter_km": 4920.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 24.92981,
+        "lon": 121.28372,
+        "name": "Bade"
+      },
+      {
+        "lat": 34.58333,
+        "lon": 117.06667,
+        "name": "Weimiao"
+      },
+      {
+        "lat": 35.405,
+        "lon": 116.58139,
+        "name": "Jining"
+      },
+      {
+        "lat": 34.83184,
+        "lon": 134.54338,
+        "name": "Tatsuno"
+      },
+      {
+        "lat": 10.7719,
+        "lon": 122.9817,
+        "name": "Binonga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2056255.36,
+      "perimeter_km": 7386.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 31.53429,
+        "lon": 119.49,
+        "name": "Hutang"
+      },
+      {
+        "lat": 32.03244,
+        "lon": 118.854,
+        "name": "Xiaolingwei"
+      },
+      {
+        "lat": 38.56556,
+        "lon": 125.42722,
+        "name": "\u016cnch\u2019\u014fn-\u016dp"
+      },
+      {
+        "lat": 35.72085,
+        "lon": 139.37999,
+        "name": "Akishima"
+      },
+      {
+        "lat": 34.9802,
+        "lon": 136.15752,
+        "name": "K\u014dka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 617394.78,
+      "perimeter_km": 4194.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -21.13683,
+        "lon": -175.20114,
+        "name": "Nuku\u2018alofa"
+      },
+      {
+        "lat": -17.61686,
+        "lon": 177.45049,
+        "name": "Lautoka"
+      },
+      {
+        "lat": -18.11094,
+        "lon": 178.40943,
+        "name": "Lami"
+      },
+      {
+        "lat": -22.26257,
+        "lon": 166.56621,
+        "name": "Mont-Dore"
+      },
+      {
+        "lat": -35.73167,
+        "lon": 174.32391,
+        "name": "Whangarei"
+      },
+      {
+        "lat": -36.84853,
+        "lon": 174.76349,
+        "name": "Auckland"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1927433.89,
+      "perimeter_km": 6102.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 7.10168,
+        "lon": 7.65945,
+        "name": "Otukpa"
+      },
+      {
+        "lat": 12.11451,
+        "lon": 12.8262,
+        "name": "Magumeri"
+      },
+      {
+        "lat": 9.9333,
+        "lon": 13.94671,
+        "name": "Guider"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 103189.42,
+      "perimeter_km": 1825.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -13.63426,
+        "lon": -72.8838,
+        "name": "Abancay"
+      },
+      {
+        "lat": 2.43823,
+        "lon": -76.61316,
+        "name": "Popay\u00e1n"
+      },
+      {
+        "lat": -10.33528,
+        "lon": -67.18556,
+        "name": "Pl\u00e1cido de Castro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 635803.92,
+      "perimeter_km": 4316.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.99261,
+        "lon": -83.72017,
+        "name": "Winder"
+      },
+      {
+        "lat": 42.12114,
+        "lon": -88.25786,
+        "name": "Carpentersville"
+      },
+      {
+        "lat": 35.7721,
+        "lon": -78.63861,
+        "name": "Raleigh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 249068.64,
+      "perimeter_km": 2580.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 43.4028,
+        "lon": 3.69278,
+        "name": "S\u00e8te"
+      },
+      {
+        "lat": 50.51155,
+        "lon": 12.40083,
+        "name": "Auerbach"
+      },
+      {
+        "lat": 52.17941,
+        "lon": 20.94612,
+        "name": "W\u0142ochy"
+      },
+      {
+        "lat": 47.95539,
+        "lon": 21.71671,
+        "name": "Ny\u00edregyh\u00e1za"
+      },
+      {
+        "lat": 46.41667,
+        "lon": 20.33333,
+        "name": "H\u00f3dmez\u0151v\u00e1s\u00e1rhely"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 597689.75,
+      "perimeter_km": 3673.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 43.57662,
+        "lon": 7.01912,
+        "name": "Le Cannet"
+      },
+      {
+        "lat": 52.22977,
+        "lon": 21.01178,
+        "name": "Warsaw"
+      },
+      {
+        "lat": 54.28606,
+        "lon": 30.98604,
+        "name": "Horki"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 124119.28,
+      "perimeter_km": 4216.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 29.56523,
+        "lon": -98.3364,
+        "name": "Live Oak"
+      },
+      {
+        "lat": 32.31232,
+        "lon": -106.77834,
+        "name": "Las Cruces"
+      },
+      {
+        "lat": 45.12191,
+        "lon": -95.04334,
+        "name": "Willmar"
+      },
+      {
+        "lat": 40.88621,
+        "lon": -73.25734,
+        "name": "Kings Park"
+      },
+      {
+        "lat": 39.15316,
+        "lon": -77.06692,
+        "name": "Olney"
+      },
+      {
+        "lat": 33.6835,
+        "lon": -78.99837,
+        "name": "Socastee"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2978630.58,
+      "perimeter_km": 7328.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -7.09829,
+        "lon": -49.9435,
+        "name": "Xinguara"
+      },
+      {
+        "lat": -3.95056,
+        "lon": -40.47333,
+        "name": "Carir\u00e9"
+      },
+      {
+        "lat": -5.80361,
+        "lon": -39.41778,
+        "name": "Piquet Carneiro"
+      },
+      {
+        "lat": -12.66778,
+        "lon": -38.55056,
+        "name": "Candeias"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 581442.47,
+      "perimeter_km": 3503.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 42.91057,
+        "lon": -87.86064,
+        "name": "South Milwaukee"
+      },
+      {
+        "lat": 45.27886,
+        "lon": -92.98522,
+        "name": "Forest Lake"
+      },
+      {
+        "lat": 43.85012,
+        "lon": -79.03288,
+        "name": "Ajax"
+      },
+      {
+        "lat": 46.09371,
+        "lon": -71.30539,
+        "name": "Thetford-Mines"
+      },
+      {
+        "lat": 35.10849,
+        "lon": -77.04411,
+        "name": "New Bern"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 957144.77,
+      "perimeter_km": 4844.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 22.28272,
+        "lon": 39.11245,
+        "name": "Thuwal"
+      },
+      {
+        "lat": 28.3998,
+        "lon": 36.57151,
+        "name": "Tabuk"
+      },
+      {
+        "lat": 32.70816,
+        "lon": 35.32469,
+        "name": "Na\u1e95erat \u2018Illit"
+      },
+      {
+        "lat": 37.33813,
+        "lon": 40.81739,
+        "name": "Ye\u015filli"
+      },
+      {
+        "lat": 37.47318,
+        "lon": 49.45785,
+        "name": "Bandar-e Anzal\u012b"
+      },
+      {
+        "lat": 31.83561,
+        "lon": 47.14483,
+        "name": "Al \u2018Am\u0101rah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1203946.6,
+      "perimeter_km": 4688.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -42.87936,
+        "lon": 147.32941,
+        "name": "Hobart"
+      },
+      {
+        "lat": -37.9,
+        "lon": 145.18333,
+        "name": "Wheelers Hill"
+      },
+      {
+        "lat": -23.84852,
+        "lon": 151.25775,
+        "name": "Gladstone"
+      },
+      {
+        "lat": -33.86667,
+        "lon": 150.95,
+        "name": "Fairfield"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 462800.24,
+      "perimeter_km": 4412.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -12.42765,
+        "lon": 28.34684,
+        "name": "Mokambo"
+      },
+      {
+        "lat": 3.66088,
+        "lon": 31.72474,
+        "name": "Moyo"
+      },
+      {
+        "lat": 6.92969,
+        "lon": 38.12513,
+        "name": "Dimtu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 572134.83,
+      "perimeter_km": 5032.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 31.03361,
+        "lon": 112.20472,
+        "name": "Jingmen"
+      },
+      {
+        "lat": 29.65528,
+        "lon": 107.04988,
+        "name": "Xinmiao"
+      },
+      {
+        "lat": 37.37575,
+        "lon": 101.62199,
+        "name": "Haomen"
+      },
+      {
+        "lat": 35.70622,
+        "lon": 115.0279,
+        "name": "Puyang Chengguanzhen"
+      },
+      {
+        "lat": 32.78333,
+        "lon": 130.36667,
+        "name": "Shimabara"
+      },
+      {
+        "lat": 31.71111,
+        "lon": 113.36306,
+        "name": "Suizhou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1041789.85,
+      "perimeter_km": 5903.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 48.84133,
+        "lon": -123.68596,
+        "name": "North Cowichan"
+      },
+      {
+        "lat": 47.97898,
+        "lon": -122.20208,
+        "name": "Everett"
+      },
+      {
+        "lat": 49.15531,
+        "lon": -123.15706,
+        "name": "Blundell"
+      },
+      {
+        "lat": 47.50024,
+        "lon": -111.30081,
+        "name": "Great Falls"
+      },
+      {
+        "lat": 34.25223,
+        "lon": -118.28841,
+        "name": "Tujunga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 749630.99,
+      "perimeter_km": 4455.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -26.0175,
+        "lon": -51.34667,
+        "name": "Cruz Machado"
+      },
+      {
+        "lat": -5.81944,
+        "lon": -46.13861,
+        "name": "Graja\u00fa"
+      },
+      {
+        "lat": -7.74778,
+        "lon": -34.82556,
+        "name": "Ilha de Itamarac\u00e1"
+      },
+      {
+        "lat": -17.69139,
+        "lon": -42.51583,
+        "name": "Capelinha"
+      },
+      {
+        "lat": -20.38389,
+        "lon": -42.25056,
+        "name": "Santa Margarida"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1712307.05,
+      "perimeter_km": 6385.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 43.6125,
+        "lon": 122.26528,
+        "name": "Tongliao"
+      },
+      {
+        "lat": 34.48333,
+        "lon": 136.7,
+        "name": "Ise"
+      },
+      {
+        "lat": 35.0,
+        "lon": 134.55,
+        "name": "Yamazakich\u014d-nakabirose"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 73849.14,
+      "perimeter_km": 3231.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 50.99965,
+        "lon": 6.80632,
+        "name": "Pulheim"
+      },
+      {
+        "lat": 51.0344,
+        "lon": 2.37681,
+        "name": "Dunkerque"
+      },
+      {
+        "lat": 52.27964,
+        "lon": 7.71457,
+        "name": "Ibbenbueren"
+      },
+      {
+        "lat": 50.91741,
+        "lon": 34.79906,
+        "name": "Sumy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 148830.09,
+      "perimeter_km": 4517.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 25.98454,
+        "lon": -80.19894,
+        "name": "West Park"
+      },
+      {
+        "lat": 41.4156,
+        "lon": -81.92347,
+        "name": "North Olmsted"
+      },
+      {
+        "lat": 46.05007,
+        "lon": -71.96579,
+        "name": "Victoriaville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 716064.43,
+      "perimeter_km": 5021.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 29.10298,
+        "lon": 75.17138,
+        "name": "Bh\u0101dra"
+      },
+      {
+        "lat": 31.2246,
+        "lon": 70.95153,
+        "name": "Karor"
+      },
+      {
+        "lat": 26.42742,
+        "lon": 88.13112,
+        "name": "Th\u0101kurganj"
+      },
+      {
+        "lat": 21.20056,
+        "lon": 94.90827,
+        "name": "Nyaung-U"
+      },
+      {
+        "lat": 20.93453,
+        "lon": 85.18788,
+        "name": "Ghantapada"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 851195.55,
+      "perimeter_km": 5490.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.0097,
+        "lon": -2.03238,
+        "name": "A\u00efn Beni Mathar"
+      },
+      {
+        "lat": 35.60722,
+        "lon": 1.81081,
+        "name": "Tissemsilt"
+      },
+      {
+        "lat": 33.8455,
+        "lon": 10.11423,
+        "name": "Teboulbou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 94759.13,
+      "perimeter_km": 2296.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 28.69736,
+        "lon": 77.0648,
+        "name": "Kir\u0101ri Sulem\u0101nnagar"
+      },
+      {
+        "lat": 17.81458,
+        "lon": 78.07713,
+        "name": "Andol"
+      },
+      {
+        "lat": 10.39397,
+        "lon": 78.00781,
+        "name": "S\u012blapp\u0101di"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 46070.5,
+      "perimeter_km": 4077.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 43.54577,
+        "lon": 6.93734,
+        "name": "Mandelieu-la-Napoule"
+      },
+      {
+        "lat": 47.50564,
+        "lon": 8.72413,
+        "name": "Winterthur"
+      },
+      {
+        "lat": 52.80728,
+        "lon": -1.64263,
+        "name": "Burton upon Trent"
+      },
+      {
+        "lat": 55.08014,
+        "lon": 24.27544,
+        "name": "Jonava"
+      },
+      {
+        "lat": 49.75187,
+        "lon": 31.47003,
+        "name": "Kaniv"
+      },
+      {
+        "lat": 45.15,
+        "lon": 26.83333,
+        "name": "Buz\u0103u"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2304112.44,
+      "perimeter_km": 6083.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.56645,
+        "lon": 34.95628,
+        "name": "Zikhron Ya\u2018aqov"
+      },
+      {
+        "lat": 40.48917,
+        "lon": 29.30889,
+        "name": "Orhangazi"
+      },
+      {
+        "lat": 34.79049,
+        "lon": 48.57011,
+        "name": "\u0100z\u0101dshahr"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 637932.23,
+      "perimeter_km": 4103.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.75,
+        "lon": 145.35,
+        "name": "Lilydale"
+      },
+      {
+        "lat": -34.18551,
+        "lon": 142.16251,
+        "name": "Mildura"
+      },
+      {
+        "lat": -27.59521,
+        "lon": 153.12332,
+        "name": "Rochedale South"
+      },
+      {
+        "lat": -33.52314,
+        "lon": 151.31325,
+        "name": "Umina Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 442445.65,
+      "perimeter_km": 3161.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 29.06423,
+        "lon": 105.94487,
+        "name": "Zhuyang"
+      },
+      {
+        "lat": 25.68863,
+        "lon": 100.15894,
+        "name": "Dali Old Town"
+      },
+      {
+        "lat": 32.98703,
+        "lon": 107.764,
+        "name": "Xixiang"
+      },
+      {
+        "lat": 34.52147,
+        "lon": 118.11835,
+        "name": "Gangshang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 283792.59,
+      "perimeter_km": 4050.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.70988,
+        "lon": 144.75483,
+        "name": "Taylors Hill"
+      },
+      {
+        "lat": -37.56622,
+        "lon": 143.84957,
+        "name": "Ballarat"
+      },
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.79176,
+        "lon": 151.08057,
+        "name": "Eastwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 72978.34,
+      "perimeter_km": 1780.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -9.92882,
+        "lon": -76.23989,
+        "name": "Hu\u00e1nuco"
+      },
+      {
+        "lat": -2.73982,
+        "lon": -78.84561,
+        "name": "Azogues"
+      },
+      {
+        "lat": 1.50294,
+        "lon": -77.21537,
+        "name": "San Lorenzo"
+      },
+      {
+        "lat": 4.9825,
+        "lon": -75.60361,
+        "name": "Chinchin\u00e1"
+      },
+      {
+        "lat": 5.61161,
+        "lon": -75.45624,
+        "name": "Aguadas"
+      },
+      {
+        "lat": 4.09912,
+        "lon": -72.95647,
+        "name": "Puerto L\u00f3pez"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 535018.91,
+      "perimeter_km": 3778.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -43.58333,
+        "lon": 172.38333,
+        "name": "Rolleston"
+      },
+      {
+        "lat": -36.9682,
+        "lon": 174.84019,
+        "name": "Papatoetoe"
+      },
+      {
+        "lat": -39.93333,
+        "lon": 175.05,
+        "name": "Whanganui"
+      },
+      {
+        "lat": -41.26667,
+        "lon": 174.95,
+        "name": "Wainuiomata"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 53520.42,
+      "perimeter_km": 1575.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -29.8175,
+        "lon": -50.51972,
+        "name": "Santo Ant\u00f4nio da Patrulha"
+      },
+      {
+        "lat": -34.92126,
+        "lon": -57.95442,
+        "name": "La Plata"
+      },
+      {
+        "lat": -25.21306,
+        "lon": -50.97778,
+        "name": "Prudent\u00f3polis"
+      },
+      {
+        "lat": -21.19361,
+        "lon": -48.16389,
+        "name": "Barrinha"
+      },
+      {
+        "lat": -8.00667,
+        "lon": -36.05667,
+        "name": "Toritama"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 765973.47,
+      "perimeter_km": 7516.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -19.26639,
+        "lon": 146.80569,
+        "name": "Townsville"
+      },
+      {
+        "lat": -27.19354,
+        "lon": 153.02631,
+        "name": "Deception Bay"
+      },
+      {
+        "lat": -33.71028,
+        "lon": 150.95095,
+        "name": "Kellyville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 323339.24,
+      "perimeter_km": 3495.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 11.38414,
+        "lon": 106.23078,
+        "name": "D\u01b0\u01a1ng Minh Ch\u00e2u"
+      },
+      {
+        "lat": 16.36389,
+        "lon": 120.67694,
+        "name": "Itogon"
+      },
+      {
+        "lat": 14.83333,
+        "lon": 120.88333,
+        "name": "Guiguinto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 140414.56,
+      "perimeter_km": 3457.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 20.18059,
+        "lon": 94.87595,
+        "name": "Minbu"
+      },
+      {
+        "lat": 28.8963,
+        "lon": 106.66835,
+        "name": "Zhuantang"
+      },
+      {
+        "lat": 34.36591,
+        "lon": 107.35904,
+        "name": "Guozhen"
+      },
+      {
+        "lat": 34.06153,
+        "lon": 108.62905,
+        "name": "Yuxia"
+      },
+      {
+        "lat": 22.18851,
+        "lon": 113.53488,
+        "name": "S\u00e3o Louren\u00e7o"
+      },
+      {
+        "lat": 16.61591,
+        "lon": 120.31663,
+        "name": "San Fernando"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2422655.94,
+      "perimeter_km": 7326.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.14458,
+        "lon": 145.12291,
+        "name": "Frankston"
+      },
+      {
+        "lat": -37.6,
+        "lon": 144.95,
+        "name": "Craigieburn"
+      },
+      {
+        "lat": -33.95222,
+        "lon": 150.89949,
+        "name": "Casula"
+      },
+      {
+        "lat": -34.75155,
+        "lon": 149.72086,
+        "name": "Goulburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 22859.75,
+      "perimeter_km": 1432.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 51.40571,
+        "lon": 57.58751,
+        "name": "Mednogorsk"
+      },
+      {
+        "lat": 52.76493,
+        "lon": 55.78785,
+        "name": "Kumertau"
+      },
+      {
+        "lat": 54.09224,
+        "lon": 61.56756,
+        "name": "Troitsk"
+      },
+      {
+        "lat": 54.98877,
+        "lon": 82.71337,
+        "name": "Ob\u2019"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 191168.5,
+      "perimeter_km": 3677.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.35,
+        "lon": -3.7,
+        "name": "Villaverde"
+      },
+      {
+        "lat": 51.17611,
+        "lon": 4.34844,
+        "name": "Hoboken"
+      },
+      {
+        "lat": 53.12699,
+        "lon": 7.98406,
+        "name": "Edewecht"
+      },
+      {
+        "lat": 53.93775,
+        "lon": 10.30745,
+        "name": "Bad Segeberg"
+      },
+      {
+        "lat": 37.93149,
+        "lon": 23.76779,
+        "name": "Ilio\u00fapoli"
+      },
+      {
+        "lat": 40.90975,
+        "lon": 14.38316,
+        "name": "Pomigliano d'Arco"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2152683.09,
+      "perimeter_km": 6311.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.834,
+        "lon": 106.25035,
+        "name": "Hanyuan"
+      },
+      {
+        "lat": 34.85861,
+        "lon": 105.66861,
+        "name": "Xingguo"
+      },
+      {
+        "lat": 37.74722,
+        "lon": 126.48556,
+        "name": "Ganghwa-gun"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 220066.59,
+      "perimeter_km": 4031.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -41.31667,
+        "lon": 173.23333,
+        "name": "Stoke"
+      },
+      {
+        "lat": -36.93754,
+        "lon": 174.65584,
+        "name": "Titirangi"
+      },
+      {
+        "lat": -37.78821,
+        "lon": 175.2902,
+        "name": "Hamilton East"
+      },
+      {
+        "lat": -37.68611,
+        "lon": 176.16667,
+        "name": "Tauranga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 33506.11,
+      "perimeter_km": 1165.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -32.56611,
+        "lon": -53.37583,
+        "name": "Jaguar\u00e3o"
+      },
+      {
+        "lat": -26.07361,
+        "lon": -53.72528,
+        "name": "Santo Ant\u00f4nio do Sudoeste"
+      },
+      {
+        "lat": -14.86611,
+        "lon": -40.83944,
+        "name": "Vit\u00f3ria da Conquista"
+      },
+      {
+        "lat": -8.4325,
+        "lon": -35.80444,
+        "name": "S\u00e3o Joaquim do Monte"
+      },
+      {
+        "lat": -21.12,
+        "lon": -42.94278,
+        "name": "Ub\u00e1"
+      },
+      {
+        "lat": -22.90642,
+        "lon": -43.18223,
+        "name": "Rio de Janeiro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 922614.93,
+      "perimeter_km": 6726.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.46159,
+        "lon": -87.31497,
+        "name": "Bellview"
+      },
+      {
+        "lat": 38.95922,
+        "lon": -85.89025,
+        "name": "Seymour"
+      },
+      {
+        "lat": 44.26193,
+        "lon": -88.41538,
+        "name": "Appleton"
+      },
+      {
+        "lat": 44.15011,
+        "lon": -79.86635,
+        "name": "Alliston"
+      },
+      {
+        "lat": 46.0164,
+        "lon": -73.4236,
+        "name": "Joliette"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 954883.99,
+      "perimeter_km": 4913.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.53692,
+        "lon": 6.46458,
+        "name": "Draguignan"
+      },
+      {
+        "lat": 47.7742,
+        "lon": 7.35175,
+        "name": "Illzach"
+      },
+      {
+        "lat": 52.4378,
+        "lon": 13.38109,
+        "name": "Mariendorf"
+      },
+      {
+        "lat": 51.04801,
+        "lon": 31.88688,
+        "name": "Nizhyn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 697919.28,
+      "perimeter_km": 4507.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 6.46477,
+        "lon": -5.95427,
+        "name": "Bayota"
+      },
+      {
+        "lat": 5.87693,
+        "lon": -10.04964,
+        "name": "Buchanan"
+      },
+      {
+        "lat": 14.4843,
+        "lon": -4.18296,
+        "name": "Mopti"
+      },
+      {
+        "lat": 16.41453,
+        "lon": -3.67075,
+        "name": "Goundam"
+      },
+      {
+        "lat": 4.63911,
+        "lon": 9.67987,
+        "name": "Penja"
+      },
+      {
+        "lat": 6.41502,
+        "lon": 2.88132,
+        "name": "Badagry"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1277965.02,
+      "perimeter_km": 5543.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 50.26526,
+        "lon": -5.05436,
+        "name": "Truro"
+      },
+      {
+        "lat": 52.37917,
+        "lon": 5.78611,
+        "name": "Nunspeet"
+      },
+      {
+        "lat": 43.77513,
+        "lon": 24.50146,
+        "name": "Corabia"
+      },
+      {
+        "lat": 40.64944,
+        "lon": 22.95083,
+        "name": "Syki\u00e9s"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 867829.56,
+      "perimeter_km": 5250.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 31.15013,
+        "lon": -81.49147,
+        "name": "Brunswick"
+      },
+      {
+        "lat": 43.01253,
+        "lon": -83.68746,
+        "name": "Flint"
+      },
+      {
+        "lat": 39.00455,
+        "lon": -76.87553,
+        "name": "Greenbelt"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 343110.78,
+      "perimeter_km": 3026.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 2.99959,
+        "lon": 101.39287,
+        "name": "Pelabuhan Klang"
+      },
+      {
+        "lat": 6.86814,
+        "lon": 101.25009,
+        "name": "Pattani"
+      },
+      {
+        "lat": 17.04325,
+        "lon": 99.08128,
+        "name": "Ban Tak"
+      },
+      {
+        "lat": 13.77019,
+        "lon": 100.68531,
+        "name": "Saphan Sung"
+      },
+      {
+        "lat": 10.61667,
+        "lon": 107.06667,
+        "name": "X\u00f3m M\u1ef9 Xu\u00e2n"
+      },
+      {
+        "lat": 5.3302,
+        "lon": 103.1408,
+        "name": "Kuala Terengganu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 535825.88,
+      "perimeter_km": 3818.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 31.04001,
+        "lon": 108.13362,
+        "name": "Tieqiao"
+      },
+      {
+        "lat": 41.79222,
+        "lon": 123.43278,
+        "name": "Shenyang"
+      },
+      {
+        "lat": 23.89804,
+        "lon": 120.58831,
+        "name": "Shetou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1290354.52,
+      "perimeter_km": 5280.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.81992,
+        "lon": 145.0358,
+        "name": "Hawthorn"
+      },
+      {
+        "lat": -36.38047,
+        "lon": 145.39867,
+        "name": "Shepparton"
+      },
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -27.3171,
+        "lon": 153.03097,
+        "name": "Bracken Ridge"
+      },
+      {
+        "lat": -33.91938,
+        "lon": 150.92588,
+        "name": "Liverpool"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 630178.71,
+      "perimeter_km": 3451.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 42.6865,
+        "lon": -2.94695,
+        "name": "Miranda de Ebro"
+      },
+      {
+        "lat": 47.39724,
+        "lon": 8.61872,
+        "name": "D\u00fcbendorf"
+      },
+      {
+        "lat": 48.22697,
+        "lon": 11.47573,
+        "name": "Karlsfeld"
+      },
+      {
+        "lat": 51.20896,
+        "lon": 10.45275,
+        "name": "M\u00fchlhausen"
+      },
+      {
+        "lat": 42.49518,
+        "lon": 24.19021,
+        "name": "Panagyurishte"
+      },
+      {
+        "lat": 37.93333,
+        "lon": 23.73333,
+        "name": "Agios Dimitrios"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1747538.95,
+      "perimeter_km": 5861.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.95922,
+        "lon": -85.89025,
+        "name": "Seymour"
+      },
+      {
+        "lat": 43.03311,
+        "lon": -78.96254,
+        "name": "Grand Island"
+      },
+      {
+        "lat": 45.51564,
+        "lon": -73.60865,
+        "name": "Outremont"
+      },
+      {
+        "lat": 41.3417,
+        "lon": -72.13597,
+        "name": "Waterford"
+      },
+      {
+        "lat": 40.144,
+        "lon": -75.11573,
+        "name": "Willow Grove"
+      },
+      {
+        "lat": 39.27205,
+        "lon": -76.73192,
+        "name": "Catonsville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 382894.18,
+      "perimeter_km": 2966.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -41.27078,
+        "lon": 173.28404,
+        "name": "Nelson"
+      },
+      {
+        "lat": -43.89834,
+        "lon": 171.73011,
+        "name": "Ashburton"
+      },
+      {
+        "lat": -35.73167,
+        "lon": 174.32391,
+        "name": "Whangarei"
+      },
+      {
+        "lat": -36.9482,
+        "lon": 174.87019,
+        "name": "Otara"
+      },
+      {
+        "lat": -39.93333,
+        "lon": 175.05,
+        "name": "Whanganui"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 71161.38,
+      "perimeter_km": 1939.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -1.9495,
+        "lon": 30.1697,
+        "name": "Ndera"
+      },
+      {
+        "lat": 2.2499,
+        "lon": 32.89985,
+        "name": "Lira"
+      },
+      {
+        "lat": 5.76897,
+        "lon": 45.76297,
+        "name": "Balanbale"
+      },
+      {
+        "lat": 3.15106,
+        "lon": 41.18577,
+        "name": "Lafey"
+      },
+      {
+        "lat": 3.84878,
+        "lon": 47.18064,
+        "name": "Ceeldheer"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 450890.58,
+      "perimeter_km": 5288.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 44.27163,
+        "lon": 135.05145,
+        "name": "Kavalerovo"
+      },
+      {
+        "lat": 45.47171,
+        "lon": 133.39827,
+        "name": "Lesozavodsk"
+      },
+      {
+        "lat": 58.61232,
+        "lon": 125.40002,
+        "name": "Aldan"
+      },
+      {
+        "lat": 52.93196,
+        "lon": 158.40585,
+        "name": "Vilyuchinsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1677105.2,
+      "perimeter_km": 5834.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.30216,
+        "lon": -120.48297,
+        "name": "Merced"
+      },
+      {
+        "lat": 38.69101,
+        "lon": -121.44857,
+        "name": "Rio Linda"
+      },
+      {
+        "lat": 45.43123,
+        "lon": -122.77149,
+        "name": "Tigard"
+      },
+      {
+        "lat": 32.74727,
+        "lon": -116.9353,
+        "name": "Rancho San Diego"
+      },
+      {
+        "lat": 33.91668,
+        "lon": -117.90006,
+        "name": "Brea"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 132660.68,
+      "perimeter_km": 3030.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 19.18163,
+        "lon": 30.47689,
+        "name": "Dongola"
+      },
+      {
+        "lat": 29.61972,
+        "lon": 31.2575,
+        "name": "Al \u2018Ayy\u0101\u0163"
+      },
+      {
+        "lat": 31.12624,
+        "lon": 31.64313,
+        "name": "Minyat an Na\u015fr"
+      },
+      {
+        "lat": 30.56412,
+        "lon": 31.93386,
+        "name": "Al Qa\u015f\u015f\u0101\u015f\u012bn"
+      },
+      {
+        "lat": 26.69981,
+        "lon": 31.60464,
+        "name": "Al Mar\u0101ghah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 49247.51,
+      "perimeter_km": 2678.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -24.86621,
+        "lon": 152.3479,
+        "name": "Bundaberg"
+      },
+      {
+        "lat": -23.38032,
+        "lon": 150.50595,
+        "name": "Rockhampton"
+      },
+      {
+        "lat": -6.085,
+        "lon": 145.38667,
+        "name": "Goroka"
+      },
+      {
+        "lat": -9.43333,
+        "lon": 159.95,
+        "name": "Honiara"
+      },
+      {
+        "lat": -17.73648,
+        "lon": 168.31366,
+        "name": "Port-Vila"
+      },
+      {
+        "lat": -22.15757,
+        "lon": 166.4572,
+        "name": "Dumb\u00e9a"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3122964.47,
+      "perimeter_km": 7185.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.74124,
+        "lon": 144.73631,
+        "name": "Caroline Springs"
+      },
+      {
+        "lat": -37.56622,
+        "lon": 143.84957,
+        "name": "Ballarat"
+      },
+      {
+        "lat": -36.75818,
+        "lon": 144.28024,
+        "name": "Bendigo"
+      },
+      {
+        "lat": -26.65682,
+        "lon": 153.07955,
+        "name": "Sunshine Coast"
+      },
+      {
+        "lat": -33.91972,
+        "lon": 151.07592,
+        "name": "Lakemba"
+      },
+      {
+        "lat": -34.75155,
+        "lon": 149.72086,
+        "name": "Goulburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 256773.6,
+      "perimeter_km": 3116.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -43.53333,
+        "lon": 172.63333,
+        "name": "Christchurch"
+      },
+      {
+        "lat": -43.89834,
+        "lon": 171.73011,
+        "name": "Ashburton"
+      },
+      {
+        "lat": -37.0646,
+        "lon": 174.94212,
+        "name": "Papakura"
+      },
+      {
+        "lat": -41.33333,
+        "lon": 173.18333,
+        "name": "Richmond"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 30389.39,
+      "perimeter_km": 1636.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 53.76282,
+        "lon": -2.70452,
+        "name": "Preston"
+      },
+      {
+        "lat": 55.90204,
+        "lon": -3.64398,
+        "name": "Bathgate"
+      },
+      {
+        "lat": 57.70716,
+        "lon": 11.96679,
+        "name": "G\u00f6teborg"
+      },
+      {
+        "lat": 49.90436,
+        "lon": 16.44413,
+        "name": "\u010cesk\u00e1 T\u0159ebov\u00e1"
+      },
+      {
+        "lat": 40.73913,
+        "lon": 13.951,
+        "name": "Ischia Porto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1285875.86,
+      "perimeter_km": 5075.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 39.45568,
+        "lon": -0.461,
+        "name": "Alaqu\u00e0s"
+      },
+      {
+        "lat": 48.5457,
+        "lon": 2.65356,
+        "name": "Melun"
+      },
+      {
+        "lat": 44.01667,
+        "lon": 20.91667,
+        "name": "Kragujevac"
+      },
+      {
+        "lat": 40.58779,
+        "lon": 23.0315,
+        "name": "Pan\u00f3rama"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1151087.43,
+      "perimeter_km": 4944.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 49.06144,
+        "lon": 20.29798,
+        "name": "Poprad"
+      },
+      {
+        "lat": 52.22944,
+        "lon": 20.23838,
+        "name": "Sochaczew"
+      },
+      {
+        "lat": 52.33645,
+        "lon": 13.41316,
+        "name": "Blankenfelde-Mahlow"
+      },
+      {
+        "lat": 59.36588,
+        "lon": 17.99569,
+        "name": "R\u00e5sunda"
+      },
+      {
+        "lat": 52.6509,
+        "lon": 42.73481,
+        "name": "Kirsanov"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1225861.47,
+      "perimeter_km": 4962.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 28.50038,
+        "lon": -13.86272,
+        "name": "Puerto del Rosario"
+      },
+      {
+        "lat": 43.35461,
+        "lon": -2.84524,
+        "name": "Mungia"
+      },
+      {
+        "lat": 40.43547,
+        "lon": -3.7317,
+        "name": "Moncloa-Aravaca"
+      },
+      {
+        "lat": 41.76401,
+        "lon": -2.46883,
+        "name": "Soria"
+      },
+      {
+        "lat": 38.6373,
+        "lon": -0.86568,
+        "name": "Villena"
+      },
+      {
+        "lat": 38.01328,
+        "lon": -3.3705,
+        "name": "\u00dabeda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 490274.41,
+      "perimeter_km": 4476.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.81501,
+        "lon": 144.96657,
+        "name": "Melbourne City Centre"
+      },
+      {
+        "lat": -36.38047,
+        "lon": 145.39867,
+        "name": "Shepparton"
+      },
+      {
+        "lat": -31.91099,
+        "lon": 152.45387,
+        "name": "Taree"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 44256.94,
+      "perimeter_km": 1928.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 10.38542,
+        "lon": -9.30568,
+        "name": "Kankan"
+      },
+      {
+        "lat": 13.20194,
+        "lon": -16.73389,
+        "name": "Gunjur"
+      },
+      {
+        "lat": 8.14911,
+        "lon": 4.72074,
+        "name": "Offa"
+      },
+      {
+        "lat": 9.5928,
+        "lon": -5.19449,
+        "name": "Ferkess\u00e9dougou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 181850.33,
+      "perimeter_km": 4836.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 24.80209,
+        "lon": -107.39421,
+        "name": "Culiac\u00e1n"
+      },
+      {
+        "lat": 25.56792,
+        "lon": -108.46949,
+        "name": "Guasave"
+      },
+      {
+        "lat": 29.08874,
+        "lon": -110.96677,
+        "name": "Hermosillo"
+      },
+      {
+        "lat": 33.83529,
+        "lon": -117.9145,
+        "name": "Anaheim"
+      },
+      {
+        "lat": 35.44201,
+        "lon": -97.44087,
+        "name": "Del City"
+      },
+      {
+        "lat": 19.74423,
+        "lon": -99.18113,
+        "name": "Teoloyucan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1912782.34,
+      "perimeter_km": 6090.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.46779,
+        "lon": -3.20711,
+        "name": "Aboisso"
+      },
+      {
+        "lat": 6.91413,
+        "lon": -7.63121,
+        "name": "Kahin"
+      },
+      {
+        "lat": 12.07305,
+        "lon": 1.78838,
+        "name": "Diapaga"
+      },
+      {
+        "lat": 13.50601,
+        "lon": 7.77863,
+        "name": "Agui\u00e9"
+      },
+      {
+        "lat": 2.9,
+        "lon": 11.15,
+        "name": "\u00c9bolowa"
+      },
+      {
+        "lat": 6.52799,
+        "lon": 3.35411,
+        "name": "Mushin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1497414.45,
+      "perimeter_km": 5289.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.75,
+        "lon": 144.96667,
+        "name": "Coburg"
+      },
+      {
+        "lat": -34.91119,
+        "lon": 138.70735,
+        "name": "Adelaide Hills"
+      },
+      {
+        "lat": -27.49325,
+        "lon": 153.05826,
+        "name": "Coorparoo"
+      },
+      {
+        "lat": -33.79798,
+        "lon": 151.28826,
+        "name": "Manly"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 592856.01,
+      "perimeter_km": 3676.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.42881,
+        "lon": -87.17997,
+        "name": "East Pensacola Heights"
+      },
+      {
+        "lat": 33.85844,
+        "lon": -84.3402,
+        "name": "Brookhaven"
+      },
+      {
+        "lat": 40.71427,
+        "lon": -73.95347,
+        "name": "Williamsburg"
+      },
+      {
+        "lat": 42.3751,
+        "lon": -70.98283,
+        "name": "Winthrop"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 64208.91,
+      "perimeter_km": 3926.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 27.90979,
+        "lon": -82.78842,
+        "name": "Largo"
+      },
+      {
+        "lat": 27.04422,
+        "lon": -82.23593,
+        "name": "North Port"
+      },
+      {
+        "lat": 22.79613,
+        "lon": -82.50667,
+        "name": "G\u00fcira de Melena"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 14170.87,
+      "perimeter_km": 1153.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 47.49702,
+        "lon": 7.59172,
+        "name": "Reinach"
+      },
+      {
+        "lat": 51.86568,
+        "lon": -2.2431,
+        "name": "Gloucester"
+      },
+      {
+        "lat": 53.4273,
+        "lon": 14.51303,
+        "name": "\u015awierczewo"
+      },
+      {
+        "lat": 45.88333,
+        "lon": 22.9,
+        "name": "Deva"
+      },
+      {
+        "lat": 40.57762,
+        "lon": 17.03812,
+        "name": "Palagiano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1167177.45,
+      "perimeter_km": 4863.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 25.06615,
+        "lon": 121.65985,
+        "name": "Xizhi"
+      },
+      {
+        "lat": 27.75995,
+        "lon": 118.03066,
+        "name": "Wuyishan"
+      },
+      {
+        "lat": 35.1098,
+        "lon": 135.49164,
+        "name": "Nantan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 407463.14,
+      "perimeter_km": 4046.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -19.16,
+        "lon": -45.44583,
+        "name": "Abaet\u00e9"
+      },
+      {
+        "lat": -3.92333,
+        "lon": -40.88944,
+        "name": "Ibiapina"
+      },
+      {
+        "lat": -8.36056,
+        "lon": -36.56556,
+        "name": "Sanhar\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 525846.61,
+      "perimeter_km": 3987.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.38524,
+        "lon": -3.63726,
+        "name": "Palomeras Sureste"
+      },
+      {
+        "lat": 43.9298,
+        "lon": 2.148,
+        "name": "Albi"
+      },
+      {
+        "lat": 46.92436,
+        "lon": 7.41457,
+        "name": "K\u00f6niz"
+      },
+      {
+        "lat": 48.20711,
+        "lon": 16.9786,
+        "name": "Dev\u00ednska Nov\u00e1 Ves"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 158083.21,
+      "perimeter_km": 3727.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.96095,
+        "lon": -83.37794,
+        "name": "Athens"
+      },
+      {
+        "lat": 42.21197,
+        "lon": -88.23814,
+        "name": "Cary"
+      },
+      {
+        "lat": 42.76537,
+        "lon": -71.46757,
+        "name": "Nashua"
+      },
+      {
+        "lat": 40.71399,
+        "lon": -73.55902,
+        "name": "East Meadow"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 706563.91,
+      "perimeter_km": 3818.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.10742,
+        "lon": -122.5697,
+        "name": "Novato"
+      },
+      {
+        "lat": 49.68657,
+        "lon": -124.9936,
+        "name": "Courtenay"
+      },
+      {
+        "lat": 49.20678,
+        "lon": -122.91092,
+        "name": "New Westminster"
+      },
+      {
+        "lat": 47.25288,
+        "lon": -122.44429,
+        "name": "Tacoma"
+      },
+      {
+        "lat": 34.09836,
+        "lon": -117.92383,
+        "name": "Vincent"
+      },
+      {
+        "lat": 38.64463,
+        "lon": -121.27217,
+        "name": "Fair Oaks"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 368866.47,
+      "perimeter_km": 3908.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 31.20892,
+        "lon": 16.58866,
+        "name": "Sirte"
+      },
+      {
+        "lat": 31.20176,
+        "lon": 29.91582,
+        "name": "Alexandria"
+      },
+      {
+        "lat": 26.12039,
+        "lon": 32.09543,
+        "name": "Ab\u016b \u0162isht"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 349582.01,
+      "perimeter_km": 3483.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.78377,
+        "lon": -6.59388,
+        "name": "Soubr\u00e9"
+      },
+      {
+        "lat": 5.51956,
+        "lon": -7.32755,
+        "name": "Para"
+      },
+      {
+        "lat": 14.15197,
+        "lon": -16.07259,
+        "name": "Kaolack"
+      },
+      {
+        "lat": 13.09167,
+        "lon": -1.08444,
+        "name": "Kaya"
+      },
+      {
+        "lat": 7.53333,
+        "lon": 1.13333,
+        "name": "Atakpam\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1045687.83,
+      "perimeter_km": 4604.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.42389,
+        "lon": -116.97167,
+        "name": "Villa del Prado 2da Secci\u00f3n"
+      },
+      {
+        "lat": 38.58046,
+        "lon": -121.53023,
+        "name": "West Sacramento"
+      },
+      {
+        "lat": 25.67325,
+        "lon": -100.45813,
+        "name": "Santa Catarina"
+      },
+      {
+        "lat": 23.77846,
+        "lon": -105.36038,
+        "name": "El Salto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 825709.07,
+      "perimeter_km": 5264.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 8.42729,
+        "lon": -82.43085,
+        "name": "David"
+      },
+      {
+        "lat": 10.95192,
+        "lon": -85.13572,
+        "name": "San Jos\u00e9"
+      },
+      {
+        "lat": 9.09211,
+        "lon": -79.53895,
+        "name": "Las Cumbres"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 55899.95,
+      "perimeter_km": 1381.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 14.68698,
+        "lon": -17.22808,
+        "name": "Bargny Gu\u00e8dj"
+      },
+      {
+        "lat": 16.51293,
+        "lon": -14.64706,
+        "name": "Ndioum"
+      },
+      {
+        "lat": 20.94188,
+        "lon": -17.03842,
+        "name": "Nouadhibou"
+      },
+      {
+        "lat": 5.57692,
+        "lon": -0.31038,
+        "name": "Gbawe"
+      },
+      {
+        "lat": 5.50565,
+        "lon": -4.8588,
+        "name": "Ahouanou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1037915.2,
+      "perimeter_km": 5578.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 46.82666,
+        "lon": -100.88958,
+        "name": "Mandan"
+      },
+      {
+        "lat": 35.88452,
+        "lon": -84.15353,
+        "name": "Farragut"
+      },
+      {
+        "lat": 20.02287,
+        "lon": -75.82171,
+        "name": "Santiago de Cuba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 532247.73,
+      "perimeter_km": 7534.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.9,
+        "lon": 145.18333,
+        "name": "Wheelers Hill"
+      },
+      {
+        "lat": -36.38047,
+        "lon": 145.39867,
+        "name": "Shepparton"
+      },
+      {
+        "lat": -37.56622,
+        "lon": 143.84957,
+        "name": "Ballarat"
+      },
+      {
+        "lat": -27.56056,
+        "lon": 151.95386,
+        "name": "Toowoomba"
+      },
+      {
+        "lat": -27.44187,
+        "lon": 152.93861,
+        "name": "The Gap"
+      },
+      {
+        "lat": -33.7457,
+        "lon": 151.04764,
+        "name": "West Pennant Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 278142.1,
+      "perimeter_km": 3230.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.597,
+        "lon": -90.50929,
+        "name": "Manchester"
+      },
+      {
+        "lat": 41.76198,
+        "lon": -87.57783,
+        "name": "South Shore"
+      },
+      {
+        "lat": 42.19697,
+        "lon": -88.09341,
+        "name": "Lake Zurich"
+      },
+      {
+        "lat": 48.55009,
+        "lon": -71.6491,
+        "name": "Alma"
+      },
+      {
+        "lat": 42.54648,
+        "lon": -71.17367,
+        "name": "Wilmington"
+      },
+      {
+        "lat": 40.34872,
+        "lon": -74.65905,
+        "name": "Princeton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 894740.28,
+      "perimeter_km": 4377.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -12.21312,
+        "lon": -76.90522,
+        "name": "Villa Poeta Jos\u00e9 G\u00e1lvez Barrenechea"
+      },
+      {
+        "lat": -2.67638,
+        "lon": -79.61735,
+        "name": "Naranjal"
+      },
+      {
+        "lat": 5.45303,
+        "lon": -75.65072,
+        "name": "Sup\u00eda"
+      },
+      {
+        "lat": 9.3863,
+        "lon": -67.05818,
+        "name": "El Sombrero"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1281728.96,
+      "perimeter_km": 5787.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.5027,
+        "lon": -117.00371,
+        "name": "Tijuana"
+      },
+      {
+        "lat": 34.09001,
+        "lon": -118.36174,
+        "name": "West Hollywood"
+      },
+      {
+        "lat": 38.46449,
+        "lon": -121.34692,
+        "name": "Vineyard"
+      },
+      {
+        "lat": 39.60797,
+        "lon": -119.25183,
+        "name": "Fernley"
+      },
+      {
+        "lat": 25.53611,
+        "lon": -103.52485,
+        "name": "Lerdo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 567614.48,
+      "perimeter_km": 4656.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 43.53554,
+        "lon": -5.88893,
+        "name": "Corvera de Asturias"
+      },
+      {
+        "lat": 45.10359,
+        "lon": 7.76803,
+        "name": "San Mauro Torinese"
+      },
+      {
+        "lat": 49.18848,
+        "lon": 6.89255,
+        "name": "Forbach"
+      },
+      {
+        "lat": 52.17935,
+        "lon": 21.57251,
+        "name": "Mi\u0144sk Mazowiecki"
+      },
+      {
+        "lat": 42.66394,
+        "lon": 21.09611,
+        "name": "Kosovo Polje"
+      },
+      {
+        "lat": 38.05586,
+        "lon": 23.70515,
+        "name": "Kamater\u00f3n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1951550.87,
+      "perimeter_km": 6808.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -41.8707,
+        "lon": -73.81622,
+        "name": "Ancud"
+      },
+      {
+        "lat": -37.2463,
+        "lon": -73.31752,
+        "name": "Arauco"
+      },
+      {
+        "lat": -38.99081,
+        "lon": -64.09574,
+        "name": "R\u00edo Colorado"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 209772.19,
+      "perimeter_km": 2227.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.97647,
+        "lon": -7.79834,
+        "name": "Zou"
+      },
+      {
+        "lat": 12.81028,
+        "lon": -16.22639,
+        "name": "Bignona"
+      },
+      {
+        "lat": 8.939,
+        "lon": 4.78227,
+        "name": "Bode Saadu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 572294.01,
+      "perimeter_km": 4863.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 20.28845,
+        "lon": 82.7606,
+        "name": "Kharhi\u0101l"
+      },
+      {
+        "lat": 16.34714,
+        "lon": 75.61804,
+        "name": "Bilgi"
+      },
+      {
+        "lat": 25.799,
+        "lon": 82.99768,
+        "name": "Lalganj"
+      },
+      {
+        "lat": 36.8545,
+        "lon": 81.66425,
+        "name": "Mugala"
+      },
+      {
+        "lat": 29.08639,
+        "lon": 106.98722,
+        "name": "Nanping"
+      },
+      {
+        "lat": 24.88352,
+        "lon": 90.72898,
+        "name": "Netrakona"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2677309.62,
+      "perimeter_km": 8553.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.38333,
+        "lon": 2.05,
+        "name": "Sant Feliu de Llobregat"
+      },
+      {
+        "lat": 39.54555,
+        "lon": -0.39551,
+        "name": "Moncada"
+      },
+      {
+        "lat": 50.92387,
+        "lon": 5.92528,
+        "name": "Hoensbroek"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 84805.92,
+      "perimeter_km": 2749.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 51.53333,
+        "lon": -0.23333,
+        "name": "Willesden"
+      },
+      {
+        "lat": 53.70322,
+        "lon": -1.78428,
+        "name": "Brighouse"
+      },
+      {
+        "lat": 51.76437,
+        "lon": 20.25493,
+        "name": "Rawa Mazowiecka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 180857.89,
+      "perimeter_km": 3165.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -18.77861,
+        "lon": -46.4075,
+        "name": "Lagoa Formosa"
+      },
+      {
+        "lat": -15.90287,
+        "lon": -47.77613,
+        "name": "S\u00e3o Sebasti\u00e3o"
+      },
+      {
+        "lat": -1.52823,
+        "lon": -45.07862,
+        "name": "Apicum-A\u00e7u"
+      },
+      {
+        "lat": -22.8075,
+        "lon": -43.41389,
+        "name": "Nil\u00f3polis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 497696.57,
+      "perimeter_km": 4895.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 48.40219,
+        "lon": 2.72022,
+        "name": "Avon"
+      },
+      {
+        "lat": 51.48167,
+        "lon": 5.66111,
+        "name": "Helmond"
+      },
+      {
+        "lat": 52.53481,
+        "lon": 17.58259,
+        "name": "Gniezno"
+      },
+      {
+        "lat": 47.66857,
+        "lon": 9.59132,
+        "name": "Tettnang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 289186.37,
+      "perimeter_km": 2527.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 50.00377,
+        "lon": 18.47205,
+        "name": "Wodzis\u0142aw \u015al\u0105ski"
+      },
+      {
+        "lat": 51.66361,
+        "lon": 16.0845,
+        "name": "G\u0142og\u00f3w"
+      },
+      {
+        "lat": 53.23958,
+        "lon": 20.17004,
+        "name": "Dzia\u0142dowo"
+      },
+      {
+        "lat": 59.27412,
+        "lon": 15.2066,
+        "name": "\u00d6rebro"
+      },
+      {
+        "lat": 58.30348,
+        "lon": 48.33745,
+        "name": "Kotel\u2019nich"
+      },
+      {
+        "lat": 55.57653,
+        "lon": 37.91245,
+        "name": "Lytkarino"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1247297.66,
+      "perimeter_km": 5346.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 31.40967,
+        "lon": 34.97329,
+        "name": "Az\u0327 Z\u0327\u0101hir\u012byah"
+      },
+      {
+        "lat": 32.91708,
+        "lon": 35.30501,
+        "name": "Karmi\u2019el"
+      },
+      {
+        "lat": 36.64043,
+        "lon": 32.89179,
+        "name": "Ermenek"
+      },
+      {
+        "lat": 38.95178,
+        "lon": 40.02706,
+        "name": "Karako\u00e7an"
+      },
+      {
+        "lat": 35.73338,
+        "lon": 51.90587,
+        "name": "R\u016bdehen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 746062.24,
+      "perimeter_km": 4063.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 8.322,
+        "lon": 77.57711,
+        "name": "P\u0101nakkudi"
+      },
+      {
+        "lat": 24.93805,
+        "lon": 73.82392,
+        "name": "N\u0101thdw\u0101ra"
+      },
+      {
+        "lat": 18.8563,
+        "lon": 82.5716,
+        "name": "Jeypore"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 713662.81,
+      "perimeter_km": 4306.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 52.61449,
+        "lon": 13.24501,
+        "name": "Heiligensee"
+      },
+      {
+        "lat": 59.62157,
+        "lon": 17.85476,
+        "name": "M\u00e4rsta"
+      },
+      {
+        "lat": 49.02894,
+        "lon": 33.43847,
+        "name": "Kriukiv"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 601125.57,
+      "perimeter_km": 3841.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 6.90152,
+        "lon": -7.41376,
+        "name": "Di\u00e9hiba"
+      },
+      {
+        "lat": 8.23231,
+        "lon": -12.01558,
+        "name": "Njala"
+      },
+      {
+        "lat": 10.9,
+        "lon": -13.03333,
+        "name": "T\u00e9lim\u00e9l\u00e9"
+      },
+      {
+        "lat": 5.80893,
+        "lon": -0.35026,
+        "name": "Nsawam"
+      },
+      {
+        "lat": 4.86641,
+        "lon": -2.24181,
+        "name": "Esim"
+      },
+      {
+        "lat": 5.32556,
+        "lon": -4.37685,
+        "name": "Dabou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 274386.13,
+      "perimeter_km": 3205.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.14386,
+        "lon": -3.62534,
+        "name": "Armilla"
+      },
+      {
+        "lat": 41.34618,
+        "lon": 1.69713,
+        "name": "Vilafranca del Pened\u00e8s"
+      },
+      {
+        "lat": 45.61278,
+        "lon": 5.15058,
+        "name": "Villefontaine"
+      },
+      {
+        "lat": 41.90268,
+        "lon": 12.45414,
+        "name": "Vatican City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 476927.22,
+      "perimeter_km": 3395.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.71893,
+        "lon": -72.24099,
+        "name": "Mulch\u00e9n"
+      },
+      {
+        "lat": -35.84667,
+        "lon": -71.59308,
+        "name": "Linares"
+      },
+      {
+        "lat": -31.24525,
+        "lon": -64.46574,
+        "name": "Cosqu\u00edn"
+      },
+      {
+        "lat": -25.095,
+        "lon": -50.16194,
+        "name": "Ponta Grossa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 394941.86,
+      "perimeter_km": 5120.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.75141,
+        "lon": -9.21227,
+        "name": "Damaia"
+      },
+      {
+        "lat": 48.8846,
+        "lon": 2.26965,
+        "name": "Neuilly-sur-Seine"
+      },
+      {
+        "lat": 51.39323,
+        "lon": 0.47713,
+        "name": "Strood"
+      },
+      {
+        "lat": 51.99313,
+        "lon": 4.47865,
+        "name": "Berkel en Rodenrijs"
+      },
+      {
+        "lat": 44.65486,
+        "lon": 20.20017,
+        "name": "Obrenovac"
+      },
+      {
+        "lat": 45.30989,
+        "lon": 9.50085,
+        "name": "Lodi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1882859.87,
+      "perimeter_km": 6005.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.50344,
+        "lon": -82.65013,
+        "name": "Anderson"
+      },
+      {
+        "lat": 38.91144,
+        "lon": -90.15066,
+        "name": "Upper Alton"
+      },
+      {
+        "lat": 39.3995,
+        "lon": -84.56134,
+        "name": "Hamilton"
+      },
+      {
+        "lat": 40.65538,
+        "lon": -74.38987,
+        "name": "Scotch Plains"
+      },
+      {
+        "lat": 39.98928,
+        "lon": -75.24324,
+        "name": "Overbrook"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 388393.97,
+      "perimeter_km": 3188.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -39.64355,
+        "lon": -72.33269,
+        "name": "Panguipulli"
+      },
+      {
+        "lat": -36.74075,
+        "lon": -72.99528,
+        "name": "Penco"
+      },
+      {
+        "lat": -33.55384,
+        "lon": -71.60761,
+        "name": "Cartagena"
+      },
+      {
+        "lat": -30.40431,
+        "lon": -56.46926,
+        "name": "Artigas"
+      },
+      {
+        "lat": -34.65142,
+        "lon": -58.64074,
+        "name": "Castelar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 726887.82,
+      "perimeter_km": 4019.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 10.65,
+        "lon": 76.53333,
+        "name": "Alatt\u016br"
+      },
+      {
+        "lat": 10.84246,
+        "lon": 76.03077,
+        "name": "Kuttippuram"
+      },
+      {
+        "lat": 19.2588,
+        "lon": 76.43412,
+        "name": "P\u0101thri"
+      },
+      {
+        "lat": 24.41288,
+        "lon": 76.56719,
+        "name": "Aklera"
+      },
+      {
+        "lat": 27.15092,
+        "lon": 78.39781,
+        "name": "F\u012broz\u0101b\u0101d"
+      },
+      {
+        "lat": 12.7111,
+        "lon": 77.69557,
+        "name": "Anekal"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 269707.94,
+      "perimeter_km": 3793.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.81501,
+        "lon": 144.96657,
+        "name": "Melbourne City Centre"
+      },
+      {
+        "lat": -26.66008,
+        "lon": 153.09953,
+        "name": "Maroochydore"
+      },
+      {
+        "lat": -27.59521,
+        "lon": 153.12332,
+        "name": "Rochedale South"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 38966.97,
+      "perimeter_km": 2927.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.76667,
+        "lon": 144.96667,
+        "name": "Brunswick"
+      },
+      {
+        "lat": -27.22426,
+        "lon": 153.02075,
+        "name": "North Lakes"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.86482,
+        "lon": 151.20773,
+        "name": "Sydney Central Business District"
+      },
+      {
+        "lat": -33.79068,
+        "lon": 150.6693,
+        "name": "Glenmore Park"
+      },
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 193136.59,
+      "perimeter_km": 2925.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -14.33611,
+        "lon": -43.77361,
+        "name": "Malhada"
+      },
+      {
+        "lat": -16.1325,
+        "lon": -45.74222,
+        "name": "Urucuia"
+      },
+      {
+        "lat": -5.50556,
+        "lon": -45.24333,
+        "name": "Barra do Corda"
+      },
+      {
+        "lat": -2.44889,
+        "lon": -44.7825,
+        "name": "Bequim\u00e3o"
+      },
+      {
+        "lat": -8.81833,
+        "lon": -35.18639,
+        "name": "Barreiros"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 831807.16,
+      "perimeter_km": 4211.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 8.67547,
+        "lon": 77.56957,
+        "name": "Cheranmahadevi"
+      },
+      {
+        "lat": 10.46905,
+        "lon": 76.08129,
+        "name": "Vadanappally"
+      },
+      {
+        "lat": 11.68465,
+        "lon": 75.65493,
+        "name": "N\u0101d\u0101puram"
+      },
+      {
+        "lat": 21.24578,
+        "lon": 75.29946,
+        "name": "Chopda"
+      },
+      {
+        "lat": 23.68333,
+        "lon": 86.98333,
+        "name": "\u0100sansol"
+      },
+      {
+        "lat": 21.43973,
+        "lon": 92.00955,
+        "name": "Cox\u2019s B\u0101z\u0101r"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1547650.25,
+      "perimeter_km": 5366.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.35123,
+        "lon": -5.67593,
+        "name": "Okromodou"
+      },
+      {
+        "lat": 15.16931,
+        "lon": -7.28985,
+        "name": "Nara"
+      },
+      {
+        "lat": 11.8,
+        "lon": -0.55056,
+        "name": "Garango"
+      },
+      {
+        "lat": 3.98333,
+        "lon": 11.6,
+        "name": "Okoa"
+      },
+      {
+        "lat": 6.64756,
+        "lon": 2.70695,
+        "name": "Banigb\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1299354.51,
+      "perimeter_km": 5486.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 49.75522,
+        "lon": 27.21229,
+        "name": "Starokostyantyniv"
+      },
+      {
+        "lat": 59.89565,
+        "lon": 29.80145,
+        "name": "Petrodvorets"
+      },
+      {
+        "lat": 54.48147,
+        "lon": 53.47103,
+        "name": "Oktyabrsky"
+      },
+      {
+        "lat": 48.02708,
+        "lon": 40.12305,
+        "name": "Zverevo"
+      },
+      {
+        "lat": 46.84862,
+        "lon": 40.31164,
+        "name": "Zernograd"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1426530.75,
+      "perimeter_km": 4999.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.70462,
+        "lon": 145.10302,
+        "name": "Greensborough"
+      },
+      {
+        "lat": -33.28397,
+        "lon": 149.10018,
+        "name": "Orange"
+      },
+      {
+        "lat": -27.62563,
+        "lon": 152.96883,
+        "name": "Forest Lake"
+      },
+      {
+        "lat": -33.90034,
+        "lon": 151.05563,
+        "name": "Greenacre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 155932.92,
+      "perimeter_km": 2744.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 12.95772,
+        "lon": 99.90555,
+        "name": "Tha Yang"
+      },
+      {
+        "lat": 13.69234,
+        "lon": 99.84969,
+        "name": "Photharam"
+      },
+      {
+        "lat": 13.82893,
+        "lon": 100.55985,
+        "name": "Chatuchak"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3178.11,
+      "perimeter_km": 280.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.92665,
+        "lon": -0.98577,
+        "name": "Akim Oda"
+      },
+      {
+        "lat": 5.27247,
+        "lon": -3.59625,
+        "name": "Bonoua"
+      },
+      {
+        "lat": 8.65759,
+        "lon": -5.29109,
+        "name": "Niakaramandougou"
+      },
+      {
+        "lat": 18.44345,
+        "lon": 1.40921,
+        "name": "Kidal"
+      },
+      {
+        "lat": 9.08297,
+        "lon": 3.85196,
+        "name": "Kisi"
+      },
+      {
+        "lat": 6.98008,
+        "lon": 2.6649,
+        "name": "Pob\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 796104.75,
+      "perimeter_km": 3786.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 5.53711,
+        "lon": -0.69984,
+        "name": "Swedru"
+      },
+      {
+        "lat": 12.75844,
+        "lon": -2.89879,
+        "name": "Toma"
+      },
+      {
+        "lat": 5.05127,
+        "lon": 7.9335,
+        "name": "Uyo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 380456.63,
+      "perimeter_km": 3261.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 19.76613,
+        "lon": -97.24514,
+        "name": "Altotonga"
+      },
+      {
+        "lat": 22.99032,
+        "lon": -105.85419,
+        "name": "El Rosario"
+      },
+      {
+        "lat": 32.35126,
+        "lon": -95.30106,
+        "name": "Tyler"
+      },
+      {
+        "lat": 18.15056,
+        "lon": -94.5525,
+        "name": "Fraccionamiento Ciudad Olmeca"
+      },
+      {
+        "lat": 15.43358,
+        "lon": -92.90039,
+        "name": "Mapastepec"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 897954.55,
+      "perimeter_km": 5026.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.89193,
+        "lon": 12.51133,
+        "name": "Rome"
+      },
+      {
+        "lat": 55.86667,
+        "lon": 37.58333,
+        "name": "Slobodka"
+      },
+      {
+        "lat": 50.51809,
+        "lon": 30.80671,
+        "name": "Brovary"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 302293.35,
+      "perimeter_km": 4822.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -21.13683,
+        "lon": -175.20114,
+        "name": "Nuku\u2018alofa"
+      },
+      {
+        "lat": -16.4332,
+        "lon": 179.36451,
+        "name": "Labasa"
+      },
+      {
+        "lat": -17.73648,
+        "lon": 168.31366,
+        "name": "Port-Vila"
+      },
+      {
+        "lat": -17.80309,
+        "lon": 177.41617,
+        "name": "Nadi"
+      },
+      {
+        "lat": -18.07051,
+        "lon": 178.51313,
+        "name": "Nasinu"
+      },
+      {
+        "lat": -22.15757,
+        "lon": 166.4572,
+        "name": "Dumb\u00e9a"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 953259.56,
+      "perimeter_km": 6277.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.12905,
+        "lon": 16.54536,
+        "name": "Terlizzi"
+      },
+      {
+        "lat": 48.83777,
+        "lon": 10.0933,
+        "name": "Aalen"
+      },
+      {
+        "lat": 50.04937,
+        "lon": 10.22175,
+        "name": "Schweinfurt"
+      },
+      {
+        "lat": 51.60946,
+        "lon": 16.85852,
+        "name": "Rawicz"
+      },
+      {
+        "lat": 55.4879,
+        "lon": 28.7856,
+        "name": "Polotsk"
+      },
+      {
+        "lat": 38.06019,
+        "lon": 23.79264,
+        "name": "P\u00e9fki"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1400719.91,
+      "perimeter_km": 5205.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 47.72947,
+        "lon": 12.87819,
+        "name": "Bad Reichenhall"
+      },
+      {
+        "lat": 53.55073,
+        "lon": 9.99302,
+        "name": "Hamburg"
+      },
+      {
+        "lat": 40.67056,
+        "lon": 22.90833,
+        "name": "\u00c9vosmos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 207014.25,
+      "perimeter_km": 3525.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 23.1749,
+        "lon": -102.86785,
+        "name": "Fresnillo"
+      },
+      {
+        "lat": 22.74277,
+        "lon": -98.97172,
+        "name": "Ciudad Mante"
+      },
+      {
+        "lat": 17.91177,
+        "lon": -94.09646,
+        "name": "Las Choapas"
+      },
+      {
+        "lat": 18.82776,
+        "lon": -97.16311,
+        "name": "Nogales"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 143171.67,
+      "perimeter_km": 2244.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.8329,
+        "lon": 145.0367,
+        "name": "Hawthorn South"
+      },
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      },
+      {
+        "lat": -27.08465,
+        "lon": 152.9511,
+        "name": "Caboolture"
+      },
+      {
+        "lat": -33.79068,
+        "lon": 150.6693,
+        "name": "Glenmore Park"
+      },
+      {
+        "lat": -33.92598,
+        "lon": 151.19347,
+        "name": "Mascot"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 610627.61,
+      "perimeter_km": 3812.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -41.51603,
+        "lon": 173.9528,
+        "name": "Blenheim"
+      },
+      {
+        "lat": -43.30437,
+        "lon": 172.58356,
+        "name": "Rangiora"
+      },
+      {
+        "lat": -41.31667,
+        "lon": 173.23333,
+        "name": "Stoke"
+      },
+      {
+        "lat": -36.88041,
+        "lon": 174.79819,
+        "name": "Remuera"
+      },
+      {
+        "lat": -40.63333,
+        "lon": 175.275,
+        "name": "Levin"
+      },
+      {
+        "lat": -41.28374,
+        "lon": 174.74141,
+        "name": "Karori"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 50386.09,
+      "perimeter_km": 1542.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 39.53491,
+        "lon": -119.75269,
+        "name": "Sparks"
+      },
+      {
+        "lat": 49.3286,
+        "lon": -123.16019,
+        "name": "West Vancouver"
+      },
+      {
+        "lat": 40.16523,
+        "lon": -111.61075,
+        "name": "Springville"
+      },
+      {
+        "lat": 34.07029,
+        "lon": -117.39588,
+        "name": "Bloomington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 612365.45,
+      "perimeter_km": 3978.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.50083,
+        "lon": -117.18588,
+        "name": "Apple Valley"
+      },
+      {
+        "lat": 34.09223,
+        "lon": -117.43505,
+        "name": "Fontana"
+      },
+      {
+        "lat": 37.75993,
+        "lon": -122.41914,
+        "name": "Mission District"
+      },
+      {
+        "lat": 45.53929,
+        "lon": -122.38731,
+        "name": "Troutdale"
+      },
+      {
+        "lat": 48.4359,
+        "lon": -123.35155,
+        "name": "Victoria"
+      },
+      {
+        "lat": 30.04743,
+        "lon": -99.14032,
+        "name": "Kerrville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1558706.37,
+      "perimeter_km": 6513.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -21.2075,
+        "lon": -159.77546,
+        "name": "Avarua"
+      },
+      {
+        "lat": -14.27806,
+        "lon": -170.7025,
+        "name": "Pago Pago"
+      },
+      {
+        "lat": -17.80309,
+        "lon": 177.41617,
+        "name": "Nadi"
+      },
+      {
+        "lat": -18.07051,
+        "lon": 178.51313,
+        "name": "Nasinu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 761761.3,
+      "perimeter_km": 5136.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 51.50971,
+        "lon": -0.0016,
+        "name": "Blackwall"
+      },
+      {
+        "lat": 55.87329,
+        "lon": -3.1051,
+        "name": "Bonnyrigg"
+      },
+      {
+        "lat": 50.42289,
+        "lon": 7.57924,
+        "name": "Bendorf"
+      },
+      {
+        "lat": 45.74906,
+        "lon": 4.84789,
+        "name": "Lyon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 273347.34,
+      "perimeter_km": 2750.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 14.74086,
+        "lon": -90.88761,
+        "name": "Comalapa"
+      },
+      {
+        "lat": 20.88136,
+        "lon": -89.74728,
+        "name": "Um\u00e1n"
+      },
+      {
+        "lat": 19.11154,
+        "lon": -97.95231,
+        "name": "Acajete"
+      },
+      {
+        "lat": 31.57851,
+        "lon": -84.15574,
+        "name": "Albany"
+      },
+      {
+        "lat": 27.72086,
+        "lon": -82.43315,
+        "name": "Ruskin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1466893.14,
+      "perimeter_km": 5676.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 19.96778,
+        "lon": 72.71263,
+        "name": "D\u0101h\u0101nu"
+      },
+      {
+        "lat": 29.03619,
+        "lon": 69.15849,
+        "name": "Dera Bugti"
+      },
+      {
+        "lat": 29.20989,
+        "lon": 77.17454,
+        "name": "Chhaprauli"
+      },
+      {
+        "lat": 17.51001,
+        "lon": 78.56562,
+        "name": "Jawaharnagar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 778865.85,
+      "perimeter_km": 3831.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -23.49337,
+        "lon": -46.74761,
+        "name": "Sao Domingos"
+      },
+      {
+        "lat": -16.70806,
+        "lon": -49.09306,
+        "name": "Senador Canedo"
+      },
+      {
+        "lat": -8.57472,
+        "lon": -36.87417,
+        "name": "Venturosa"
+      },
+      {
+        "lat": -11.81361,
+        "lon": -37.61056,
+        "name": "Conde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 735441.07,
+      "perimeter_km": 4384.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 10.93314,
+        "lon": 108.28327,
+        "name": "Mui Ne"
+      },
+      {
+        "lat": 10.27213,
+        "lon": 105.5338,
+        "name": "Th\u1ed1t N\u1ed1t"
+      },
+      {
+        "lat": 29.12944,
+        "lon": 110.47833,
+        "name": "Zhangjiajie"
+      },
+      {
+        "lat": 14.53194,
+        "lon": 120.99417,
+        "name": "Baclaran"
+      },
+      {
+        "lat": 5.90702,
+        "lon": 116.10146,
+        "name": "Donggongon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2208760.53,
+      "perimeter_km": 6541.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -2.8,
+        "lon": 33.98333,
+        "name": "Bariadi"
+      },
+      {
+        "lat": 1.00389,
+        "lon": 33.92556,
+        "name": "Budaka"
+      },
+      {
+        "lat": 24.47669,
+        "lon": 32.94626,
+        "name": "Kom Ombo"
+      },
+      {
+        "lat": 7.15109,
+        "lon": 35.81703,
+        "name": "Wacha"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 382518.56,
+      "perimeter_km": 6110.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 43.32686,
+        "lon": -2.98884,
+        "name": "Leioa"
+      },
+      {
+        "lat": 42.68607,
+        "lon": 26.32558,
+        "name": "Sliven"
+      },
+      {
+        "lat": 42.67272,
+        "lon": 21.16688,
+        "name": "Pristina"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 89459.03,
+      "perimeter_km": 4753.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.87709,
+        "lon": 145.12939,
+        "name": "Mount Waverley"
+      },
+      {
+        "lat": -38.17058,
+        "lon": 144.3114,
+        "name": "Highton"
+      },
+      {
+        "lat": -38.38176,
+        "lon": 142.48799,
+        "name": "Warrnambool"
+      },
+      {
+        "lat": -25.28762,
+        "lon": 152.76936,
+        "name": "Hervey Bay"
+      },
+      {
+        "lat": -27.62563,
+        "lon": 152.96883,
+        "name": "Forest Lake"
+      },
+      {
+        "lat": -33.9205,
+        "lon": 151.25522,
+        "name": "Coogee"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 389448.54,
+      "perimeter_km": 3672.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 23.13302,
+        "lon": -82.38304,
+        "name": "Havana"
+      },
+      {
+        "lat": 30.40159,
+        "lon": -86.86357,
+        "name": "Navarre"
+      },
+      {
+        "lat": 21.46122,
+        "lon": -71.14188,
+        "name": "Cockburn Town"
+      },
+      {
+        "lat": 19.44755,
+        "lon": -72.68928,
+        "name": "Gona\u00efves"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 594090.18,
+      "perimeter_km": 4139.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 20.95361,
+        "lon": -97.44194,
+        "name": "Alto Lucero"
+      },
+      {
+        "lat": 30.5102,
+        "lon": -87.21247,
+        "name": "Ferry Pass"
+      },
+      {
+        "lat": 21.88759,
+        "lon": -82.80662,
+        "name": "Nueva Gerona"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 741916.62,
+      "perimeter_km": 4047.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 0.55849,
+        "lon": 31.39489,
+        "name": "Mubende"
+      },
+      {
+        "lat": 0.04626,
+        "lon": 37.65587,
+        "name": "Meru"
+      },
+      {
+        "lat": -8.85,
+        "lon": 34.83333,
+        "name": "Makumbako"
+      },
+      {
+        "lat": -14.82027,
+        "lon": 34.63586,
+        "name": "Ntcheu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 493800.95,
+      "perimeter_km": 4146.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 0.60419,
+        "lon": 29.31004,
+        "name": "Mangina"
+      },
+      {
+        "lat": 3.03716,
+        "lon": 29.53551,
+        "name": "Watsa"
+      },
+      {
+        "lat": 13.15611,
+        "lon": 37.89806,
+        "name": "Debark\u2019"
+      },
+      {
+        "lat": 8.66667,
+        "lon": 38.21667,
+        "name": "Tulu Bolo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 374736.65,
+      "perimeter_km": 3557.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -19.26639,
+        "lon": 146.80569,
+        "name": "Townsville"
+      },
+      {
+        "lat": -9.47723,
+        "lon": 147.15089,
+        "name": "Port Moresby"
+      },
+      {
+        "lat": -5.85746,
+        "lon": 144.23058,
+        "name": "Mount Hagen"
+      },
+      {
+        "lat": 6.92477,
+        "lon": 158.16109,
+        "name": "Palikir"
+      },
+      {
+        "lat": -9.43333,
+        "lon": 159.95,
+        "name": "Honiara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2974689.77,
+      "perimeter_km": 7321.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 51.38132,
+        "lon": 1.38617,
+        "name": "Margate"
+      },
+      {
+        "lat": 52.38583,
+        "lon": 6.275,
+        "name": "Raalte"
+      },
+      {
+        "lat": 60.18434,
+        "lon": 24.91948,
+        "name": "Taka-T\u00f6\u00f6l\u00f6"
+      },
+      {
+        "lat": 59.48684,
+        "lon": 33.85652,
+        "name": "Boksitogorsk"
+      },
+      {
+        "lat": 45.8,
+        "lon": 24.15,
+        "name": "Sibiu"
+      },
+      {
+        "lat": 47.7928,
+        "lon": 18.74148,
+        "name": "Esztergom"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1806770.41,
+      "perimeter_km": 5720.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      },
+      {
+        "lat": -33.32711,
+        "lon": 115.64137,
+        "name": "Bunbury"
+      },
+      {
+        "lat": -32.27682,
+        "lon": 115.72978,
+        "name": "Rockingham"
+      },
+      {
+        "lat": -31.84062,
+        "lon": 115.89549,
+        "name": "Ballajura"
+      },
+      {
+        "lat": -28.77897,
+        "lon": 114.61459,
+        "name": "Geraldton"
+      },
+      {
+        "lat": -23.69748,
+        "lon": 133.88362,
+        "name": "Alice Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 779950.7,
+      "perimeter_km": 4803.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -26.76944,
+        "lon": -48.64583,
+        "name": "Penha"
+      },
+      {
+        "lat": -21.54722,
+        "lon": -45.7375,
+        "name": "Paragua\u00e7u"
+      },
+      {
+        "lat": -7.59111,
+        "lon": -35.49139,
+        "name": "S\u00e3o Vicente F\u00e9rrer"
+      },
+      {
+        "lat": -12.97563,
+        "lon": -38.49096,
+        "name": "Salvador"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 160456.86,
+      "perimeter_km": 5099.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -22.04897,
+        "lon": -63.69075,
+        "name": "Profesor Salvador Mazza"
+      },
+      {
+        "lat": -19.80083,
+        "lon": -41.71306,
+        "name": "Ipanema"
+      },
+      {
+        "lat": -27.11639,
+        "lon": -49.99806,
+        "name": "Tai\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 778112.2,
+      "perimeter_km": 4960.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -11.19976,
+        "lon": 28.89431,
+        "name": "Mansa"
+      },
+      {
+        "lat": 12.95479,
+        "lon": 36.15549,
+        "name": "Metemma"
+      },
+      {
+        "lat": -3.00083,
+        "lon": 37.56416,
+        "name": "Tarakea"
+      },
+      {
+        "lat": -4.75,
+        "lon": 34.53333,
+        "name": "Sepuka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 992499.96,
+      "perimeter_km": 5920.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -32.85683,
+        "lon": -60.71754,
+        "name": "Granadero Baigorria"
+      },
+      {
+        "lat": -27.16825,
+        "lon": -65.49892,
+        "name": "Monteros"
+      },
+      {
+        "lat": -24.00306,
+        "lon": -53.70417,
+        "name": "Ipor\u00e3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 451589.59,
+      "perimeter_km": 3214.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -19.73639,
+        "lon": -45.25222,
+        "name": "Bom Despacho"
+      },
+      {
+        "lat": -5.52639,
+        "lon": -47.49167,
+        "name": "Imperatriz"
+      },
+      {
+        "lat": -3.74194,
+        "lon": -47.49472,
+        "name": "Ulian\u00f3polis"
+      },
+      {
+        "lat": -3.10056,
+        "lon": -45.03361,
+        "name": "Matinha"
+      },
+      {
+        "lat": -3.68444,
+        "lon": -42.75028,
+        "name": "Brejo"
+      },
+      {
+        "lat": -14.78556,
+        "lon": -39.28028,
+        "name": "Itabuna"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1011098.48,
+      "perimeter_km": 4472.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.11548,
+        "lon": -81.24706,
+        "name": "Pooler"
+      },
+      {
+        "lat": 41.1306,
+        "lon": -85.12886,
+        "name": "Fort Wayne"
+      },
+      {
+        "lat": 39.62953,
+        "lon": -79.9559,
+        "name": "Morgantown"
+      },
+      {
+        "lat": 40.76496,
+        "lon": -73.9909,
+        "name": "Hell's Kitchen"
+      },
+      {
+        "lat": 39.41427,
+        "lon": -77.41054,
+        "name": "Frederick"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 481468.7,
+      "perimeter_km": 3260.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -16.03577,
+        "lon": 28.84311,
+        "name": "Chirundu"
+      },
+      {
+        "lat": -3.38193,
+        "lon": 29.36142,
+        "name": "Bujumbura"
+      },
+      {
+        "lat": -7.40409,
+        "lon": 36.98309,
+        "name": "Mikumi"
+      },
+      {
+        "lat": -18.818,
+        "lon": 47.43382,
+        "name": "Ambohidratrimo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1714195.59,
+      "perimeter_km": 6057.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 0.36788,
+        "lon": 32.9376,
+        "name": "Lugazi"
+      },
+      {
+        "lat": -2.49077,
+        "lon": 28.84281,
+        "name": "Bukavu"
+      },
+      {
+        "lat": 3.27833,
+        "lon": 32.88667,
+        "name": "Kitgum"
+      },
+      {
+        "lat": 6.95766,
+        "lon": 35.55746,
+        "name": "Komtikas"
+      },
+      {
+        "lat": 6.71667,
+        "lon": 37.56667,
+        "name": "Gasuba"
+      },
+      {
+        "lat": 7.13952,
+        "lon": 40.71083,
+        "name": "Ghinnir"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 318916.38,
+      "perimeter_km": 3561.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.44427,
+        "lon": -3.66926,
+        "name": "Prosperidad"
+      },
+      {
+        "lat": 43.66228,
+        "lon": -7.59344,
+        "name": "Viveiro"
+      },
+      {
+        "lat": 55.87197,
+        "lon": -4.39253,
+        "name": "Renfrew"
+      },
+      {
+        "lat": 48.2,
+        "lon": 11.33333,
+        "name": "Olching"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1237082.6,
+      "perimeter_km": 4694.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.15912,
+        "lon": 145.93118,
+        "name": "Warragul"
+      },
+      {
+        "lat": -37.8228,
+        "lon": 144.96434,
+        "name": "Southbank"
+      },
+      {
+        "lat": -23.84852,
+        "lon": 151.25775,
+        "name": "Gladstone"
+      },
+      {
+        "lat": -28.21298,
+        "lon": 153.53634,
+        "name": "Banora Point"
+      },
+      {
+        "lat": -31.91099,
+        "lon": 152.45387,
+        "name": "Taree"
+      },
+      {
+        "lat": -33.72197,
+        "lon": 151.04607,
+        "name": "Cherrybrook"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 462804.21,
+      "perimeter_km": 3632.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -43.58333,
+        "lon": 172.38333,
+        "name": "Rolleston"
+      },
+      {
+        "lat": -36.84853,
+        "lon": 174.76349,
+        "name": "Auckland"
+      },
+      {
+        "lat": -41.28374,
+        "lon": 174.74141,
+        "name": "Karori"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 46657.81,
+      "perimeter_km": 1589.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.19528,
+        "lon": 146.5415,
+        "name": "Traralgon"
+      },
+      {
+        "lat": -38.13333,
+        "lon": 145.13333,
+        "name": "Frankston East"
+      },
+      {
+        "lat": -37.74124,
+        "lon": 144.73631,
+        "name": "Caroline Springs"
+      },
+      {
+        "lat": -27.35364,
+        "lon": 152.96848,
+        "name": "Albany Creek"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.95,
+        "lon": 151.23333,
+        "name": "Maroubra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 215485.67,
+      "perimeter_km": 2952.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.87397,
+        "lon": 145.04253,
+        "name": "Malvern East"
+      },
+      {
+        "lat": -34.18551,
+        "lon": 142.16251,
+        "name": "Mildura"
+      },
+      {
+        "lat": -34.92873,
+        "lon": 138.60334,
+        "name": "Adelaide city centre"
+      },
+      {
+        "lat": -27.10876,
+        "lon": 152.94907,
+        "name": "Morayfield"
+      },
+      {
+        "lat": -27.96724,
+        "lon": 153.39796,
+        "name": "Southport"
+      },
+      {
+        "lat": -33.91972,
+        "lon": 151.07592,
+        "name": "Lakemba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 727808.87,
+      "perimeter_km": 3940.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.93462,
+        "lon": 18.86676,
+        "name": "Stellenbosch"
+      },
+      {
+        "lat": -33.4608,
+        "lon": 18.72714,
+        "name": "Malmesbury"
+      },
+      {
+        "lat": -26.26781,
+        "lon": 27.85849,
+        "name": "Soweto"
+      },
+      {
+        "lat": -29.12107,
+        "lon": 26.214,
+        "name": "Bloemfontein"
+      },
+      {
+        "lat": -29.19448,
+        "lon": 27.45739,
+        "name": "Ladybrand"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 127421.52,
+      "perimeter_km": 2689.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 54.41166,
+        "lon": 18.5984,
+        "name": "Przymorze Wielkie"
+      },
+      {
+        "lat": 54.9198,
+        "lon": 37.41618,
+        "name": "Serpukhov"
+      },
+      {
+        "lat": 58.62369,
+        "lon": 59.8523,
+        "name": "Nizhnyaya Tura"
+      },
+      {
+        "lat": 51.71018,
+        "lon": 46.74553,
+        "name": "Marks"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1456265.57,
+      "perimeter_km": 5649.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.38067,
+        "lon": -84.79966,
+        "name": "Newnan"
+      },
+      {
+        "lat": 41.13667,
+        "lon": -95.89084,
+        "name": "Bellevue"
+      },
+      {
+        "lat": 42.45008,
+        "lon": -73.24538,
+        "name": "Pittsfield"
+      },
+      {
+        "lat": 39.19289,
+        "lon": -76.72414,
+        "name": "Hanover"
+      },
+      {
+        "lat": 35.82403,
+        "lon": -80.25338,
+        "name": "Lexington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1027497.15,
+      "perimeter_km": 4631.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 23.85808,
+        "lon": 120.5857,
+        "name": "Tianzhong"
+      },
+      {
+        "lat": 36.84092,
+        "lon": 115.71087,
+        "name": "Qingnian"
+      },
+      {
+        "lat": 36.44972,
+        "lon": 118.76016,
+        "name": "Liushan"
+      },
+      {
+        "lat": 37.065,
+        "lon": 118.81029,
+        "name": "Yingli"
+      },
+      {
+        "lat": 33.53567,
+        "lon": 130.47861,
+        "name": "\u014cnoj\u014d"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 960026.89,
+      "perimeter_km": 4432.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -18.24692,
+        "lon": -43.60345,
+        "name": "Diamantina"
+      },
+      {
+        "lat": -4.38333,
+        "lon": -44.33333,
+        "name": "Peritor\u00f3"
+      },
+      {
+        "lat": -2.52972,
+        "lon": -44.30278,
+        "name": "S\u00e3o Lu\u00eds"
+      },
+      {
+        "lat": -6.92806,
+        "lon": -39.57232,
+        "name": "Farias Brito"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 449907.54,
+      "perimeter_km": 3798.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 44.53674,
+        "lon": 125.69427,
+        "name": "Dehui"
+      },
+      {
+        "lat": 45.54558,
+        "lon": 126.95191,
+        "name": "Acheng"
+      },
+      {
+        "lat": 36.26667,
+        "lon": 139.25,
+        "name": "Sakai-nakajima"
+      },
+      {
+        "lat": 35.70571,
+        "lon": 139.54381,
+        "name": "Sakai"
+      },
+      {
+        "lat": 35.43333,
+        "lon": 133.33333,
+        "name": "Yonago"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 436613.46,
+      "perimeter_km": 3439.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 16.88874,
+        "lon": 96.10257,
+        "name": "Insein"
+      },
+      {
+        "lat": 19.16242,
+        "lon": 99.99342,
+        "name": "Dok Kham Tai"
+      },
+      {
+        "lat": 13.71466,
+        "lon": 100.43691,
+        "name": "Phasi Charoen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 131415.45,
+      "perimeter_km": 1674.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 49.2322,
+        "lon": 28.46871,
+        "name": "Vinnytsya"
+      },
+      {
+        "lat": 53.91053,
+        "lon": 14.24712,
+        "name": "\u015awinouj\u015bcie"
+      },
+      {
+        "lat": 60.20963,
+        "lon": 25.14195,
+        "name": "Vuosaari"
+      },
+      {
+        "lat": 55.8,
+        "lon": 37.51667,
+        "name": "Sokol"
+      },
+      {
+        "lat": 54.11896,
+        "lon": 37.54459,
+        "name": "Kosaya Gora"
+      },
+      {
+        "lat": 53.18139,
+        "lon": 44.04944,
+        "name": "Kamenka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1126980.94,
+      "perimeter_km": 4740.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.23969,
+        "lon": -81.38564,
+        "name": "Ponte Vedra Beach"
+      },
+      {
+        "lat": 42.3242,
+        "lon": -83.40021,
+        "name": "Westland"
+      },
+      {
+        "lat": 40.65649,
+        "lon": -73.6093,
+        "name": "Baldwin"
+      },
+      {
+        "lat": 41.89316,
+        "lon": -70.91115,
+        "name": "Middleborough"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 614514.06,
+      "perimeter_km": 4054.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.83382,
+        "lon": 144.93834,
+        "name": "City of Port Phillip"
+      },
+      {
+        "lat": -38.38176,
+        "lon": 142.48799,
+        "name": "Warrnambool"
+      },
+      {
+        "lat": -36.75818,
+        "lon": 144.28024,
+        "name": "Bendigo"
+      },
+      {
+        "lat": -27.10876,
+        "lon": 152.94907,
+        "name": "Morayfield"
+      },
+      {
+        "lat": -33.91972,
+        "lon": 151.07592,
+        "name": "Lakemba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 259038.8,
+      "perimeter_km": 3292.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -21.15345,
+        "lon": 149.16554,
+        "name": "Mackay"
+      },
+      {
+        "lat": -5.85746,
+        "lon": 144.23058,
+        "name": "Mount Hagen"
+      },
+      {
+        "lat": -4.3432,
+        "lon": 152.26867,
+        "name": "Kokopo"
+      },
+      {
+        "lat": -0.55085,
+        "lon": 166.9252,
+        "name": "Yaren"
+      },
+      {
+        "lat": -9.44112,
+        "lon": 159.97002,
+        "name": "Kola'a"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2337671.36,
+      "perimeter_km": 7364.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.2973,
+        "lon": -6.70301,
+        "name": "Souq Sebt Oulad Nemma"
+      },
+      {
+        "lat": 33.94483,
+        "lon": -6.93106,
+        "name": "El Harhoura"
+      },
+      {
+        "lat": 34.68664,
+        "lon": -6.00272,
+        "name": "Souq Larb\u2019a al Gharb"
+      },
+      {
+        "lat": 37.0629,
+        "lon": 10.11829,
+        "name": "Galaat el Andeless"
+      },
+      {
+        "lat": 36.57861,
+        "lon": 10.85861,
+        "name": "Korba"
+      },
+      {
+        "lat": 34.69999,
+        "lon": 10.69501,
+        "name": "Sidi Abid"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 411900.16,
+      "perimeter_km": 3705.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 26.25,
+        "lon": 127.78333,
+        "name": "Nakagusuku"
+      },
+      {
+        "lat": 33.7957,
+        "lon": 130.55895,
+        "name": "Munakata"
+      },
+      {
+        "lat": 36.06443,
+        "lon": 136.22257,
+        "name": "Fukui-shi"
+      },
+      {
+        "lat": 35.8401,
+        "lon": 139.89864,
+        "name": "Minaminagareyama"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 360516.51,
+      "perimeter_km": 3355.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 29.99152,
+        "lon": 120.89845,
+        "name": "Lianghu"
+      },
+      {
+        "lat": 37.29111,
+        "lon": 127.00889,
+        "name": "Suwon"
+      },
+      {
+        "lat": 38.90112,
+        "lon": 141.57746,
+        "name": "Kesennuma"
+      },
+      {
+        "lat": 35.68917,
+        "lon": 139.83282,
+        "name": "\u014cjima"
+      },
+      {
+        "lat": 35.01756,
+        "lon": 136.94947,
+        "name": "\u014cbu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 718104.45,
+      "perimeter_km": 4538.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.21334,
+        "lon": -118.57203,
+        "name": "Winnetka"
+      },
+      {
+        "lat": 36.85245,
+        "lon": -121.4016,
+        "name": "Hollister"
+      },
+      {
+        "lat": 38.89156,
+        "lon": -121.29301,
+        "name": "Lincoln"
+      },
+      {
+        "lat": 34.54002,
+        "lon": -112.4685,
+        "name": "Prescott"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 183686.38,
+      "perimeter_km": 2100.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 19.55793,
+        "lon": -99.25675,
+        "name": "Ciudad L\u00f3pez Mateos"
+      },
+      {
+        "lat": 21.36355,
+        "lon": -102.84754,
+        "name": "Nochistl\u00e1n de Mej\u00eda"
+      },
+      {
+        "lat": 16.33111,
+        "lon": -89.41694,
+        "name": "Popt\u00fan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 46398.79,
+      "perimeter_km": 3044.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -1.18666,
+        "lon": 29.44669,
+        "name": "Rutshuru"
+      },
+      {
+        "lat": -4.33111,
+        "lon": 20.58638,
+        "name": "Ilebo"
+      },
+      {
+        "lat": 9.02497,
+        "lon": 38.74689,
+        "name": "Addis Ababa"
+      },
+      {
+        "lat": 2.53453,
+        "lon": 34.66659,
+        "name": "Moroto"
+      },
+      {
+        "lat": -1.06343,
+        "lon": 34.47313,
+        "name": "Migori"
+      },
+      {
+        "lat": -2.58333,
+        "lon": 33.35,
+        "name": "Kihangara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 660627.86,
+      "perimeter_km": 5468.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -34.18551,
+        "lon": 142.16251,
+        "name": "Mildura"
+      },
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      },
+      {
+        "lat": -23.38032,
+        "lon": 150.50595,
+        "name": "Rockhampton"
+      },
+      {
+        "lat": -32.73308,
+        "lon": 151.5574,
+        "name": "Maitland"
+      },
+      {
+        "lat": -33.78269,
+        "lon": 151.04888,
+        "name": "Carlingford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 660468.96,
+      "perimeter_km": 4053.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 27.40556,
+        "lon": 111.98694,
+        "name": "Santangpu"
+      },
+      {
+        "lat": 30.73294,
+        "lon": 108.27419,
+        "name": "Zhushan"
+      },
+      {
+        "lat": 34.20442,
+        "lon": 117.28386,
+        "name": "Xuzhou"
+      },
+      {
+        "lat": 26.33583,
+        "lon": 127.80139,
+        "name": "Okinawa"
+      },
+      {
+        "lat": 17.58472,
+        "lon": 120.38917,
+        "name": "Bantay"
+      },
+      {
+        "lat": 4.66115,
+        "lon": 119.39647,
+        "name": "Sitangkai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2337793.51,
+      "perimeter_km": 8106.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 37.06217,
+        "lon": 114.49272,
+        "name": "Xingtai"
+      },
+      {
+        "lat": 37.80822,
+        "lon": 120.75908,
+        "name": "Dengzhou"
+      },
+      {
+        "lat": 35.94389,
+        "lon": 126.95444,
+        "name": "Iksan"
+      },
+      {
+        "lat": 35.37111,
+        "lon": 139.22361,
+        "name": "Hadano"
+      },
+      {
+        "lat": 33.5547,
+        "lon": 131.72796,
+        "name": "Kunisaki"
+      },
+      {
+        "lat": 32.84111,
+        "lon": 130.04306,
+        "name": "Isahaya"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 638976.1,
+      "perimeter_km": 4640.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 18.57677,
+        "lon": -72.22625,
+        "name": "Croix-des-Bouquets"
+      },
+      {
+        "lat": 18.80748,
+        "lon": -69.78431,
+        "name": "Monte Plata"
+      },
+      {
+        "lat": 19.56378,
+        "lon": -70.87582,
+        "name": "Villa Bison\u00f3"
+      },
+      {
+        "lat": 18.026,
+        "lon": -63.04582,
+        "name": "Philipsburg"
+      },
+      {
+        "lat": 13.12867,
+        "lon": -61.19178,
+        "name": "Calliaqua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 323771.0,
+      "perimeter_km": 3148.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.40648,
+        "lon": -87.00553,
+        "name": "Midway"
+      },
+      {
+        "lat": 31.31129,
+        "lon": -92.44514,
+        "name": "Alexandria"
+      },
+      {
+        "lat": 32.40736,
+        "lon": -87.0211,
+        "name": "Selma"
+      },
+      {
+        "lat": 38.90524,
+        "lon": -77.04362,
+        "name": "Golden Triangle"
+      },
+      {
+        "lat": 23.15794,
+        "lon": -82.27837,
+        "name": "Alamar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 741840.1,
+      "perimeter_km": 4961.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.04369,
+        "lon": 145.2923,
+        "name": "Narre Warren South"
+      },
+      {
+        "lat": -25.54073,
+        "lon": 152.70493,
+        "name": "Maryborough"
+      },
+      {
+        "lat": -33.91667,
+        "lon": 151.03333,
+        "name": "Bankstown"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 195202.61,
+      "perimeter_km": 3191.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 8.30812,
+        "lon": 77.22144,
+        "name": "Marthandam"
+      },
+      {
+        "lat": 9.89666,
+        "lon": 77.28092,
+        "name": "Tev\u0101ram"
+      },
+      {
+        "lat": 11.1003,
+        "lon": 77.39136,
+        "name": "Nall\u016br"
+      },
+      {
+        "lat": 13.24655,
+        "lon": 77.71183,
+        "name": "Devanahalli"
+      },
+      {
+        "lat": 25.5022,
+        "lon": 86.46708,
+        "name": "Khagaria"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 211718.63,
+      "perimeter_km": 4342.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.24088,
+        "lon": -7.95397,
+        "name": "Ben Guerir"
+      },
+      {
+        "lat": 34.11279,
+        "lon": 2.10228,
+        "name": "Aflou"
+      },
+      {
+        "lat": 34.80194,
+        "lon": 10.76361,
+        "name": "Sakiet ez Zit"
+      },
+      {
+        "lat": 24.1989,
+        "lon": 23.29093,
+        "name": "Al Jawf"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1086428.54,
+      "perimeter_km": 6620.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 0.35333,
+        "lon": 32.75528,
+        "name": "Mukono"
+      },
+      {
+        "lat": 8.76194,
+        "lon": 27.39194,
+        "name": "Aweil"
+      },
+      {
+        "lat": 13.56907,
+        "lon": 33.56718,
+        "name": "Sinnar"
+      },
+      {
+        "lat": 14.88722,
+        "lon": 38.81528,
+        "name": "Mendefera"
+      },
+      {
+        "lat": 7.45,
+        "lon": 37.63333,
+        "name": "G\u012bmb\u012bcho"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1061899.41,
+      "perimeter_km": 4345.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 28.01057,
+        "lon": -82.57732,
+        "name": "Town 'n' Country"
+      },
+      {
+        "lat": 35.86815,
+        "lon": -83.56184,
+        "name": "Sevierville"
+      },
+      {
+        "lat": 41.80114,
+        "lon": -88.07479,
+        "name": "Lisle"
+      },
+      {
+        "lat": 40.33813,
+        "lon": -79.97894,
+        "name": "Baldwin"
+      },
+      {
+        "lat": 43.17562,
+        "lon": -76.11937,
+        "name": "Cicero"
+      },
+      {
+        "lat": 28.98888,
+        "lon": -80.90228,
+        "name": "Edgewater"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 901775.54,
+      "perimeter_km": 4622.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.62798,
+        "lon": -96.33441,
+        "name": "College Station"
+      },
+      {
+        "lat": 41.62697,
+        "lon": -88.20395,
+        "name": "Plainfield"
+      },
+      {
+        "lat": 32.47098,
+        "lon": -85.00077,
+        "name": "Phenix City"
+      },
+      {
+        "lat": 28.01888,
+        "lon": -82.11469,
+        "name": "Plant City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 863857.47,
+      "perimeter_km": 4454.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 50.83088,
+        "lon": -0.1672,
+        "name": "Hove"
+      },
+      {
+        "lat": 51.66667,
+        "lon": -0.61667,
+        "name": "Amersham"
+      },
+      {
+        "lat": 53.86437,
+        "lon": -1.68743,
+        "name": "Yeadon"
+      },
+      {
+        "lat": 60.79574,
+        "lon": 10.69155,
+        "name": "Gj\u00f8vik"
+      },
+      {
+        "lat": 48.00193,
+        "lon": 11.34416,
+        "name": "Starnberg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 725861.42,
+      "perimeter_km": 3732.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 12.70806,
+        "lon": -15.55694,
+        "name": "S\u00e9dhiou"
+      },
+      {
+        "lat": 14.15197,
+        "lon": -16.07259,
+        "name": "Kaolack"
+      },
+      {
+        "lat": 16.4625,
+        "lon": -15.70083,
+        "name": "Richard-Toll"
+      },
+      {
+        "lat": 12.86273,
+        "lon": -7.55985,
+        "name": "Koulikoro"
+      },
+      {
+        "lat": 6.46477,
+        "lon": -5.95427,
+        "name": "Bayota"
+      },
+      {
+        "lat": 6.18021,
+        "lon": -6.90529,
+        "name": "Belleville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 555424.83,
+      "perimeter_km": 3429.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -7.17697,
+        "lon": -76.72774,
+        "name": "Juanju\u00ed"
+      },
+      {
+        "lat": -3.25886,
+        "lon": -79.95876,
+        "name": "Machala"
+      },
+      {
+        "lat": 9.3045,
+        "lon": -75.3905,
+        "name": "Sincelejo"
+      },
+      {
+        "lat": -12.93333,
+        "lon": -74.25,
+        "name": "Huanta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 660950.01,
+      "perimeter_km": 5220.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.45152,
+        "lon": 2.2081,
+        "name": "Santa Coloma de Gramenet"
+      },
+      {
+        "lat": 44.20199,
+        "lon": 0.62055,
+        "name": "Agen"
+      },
+      {
+        "lat": 50.98906,
+        "lon": -1.49989,
+        "name": "Romsey"
+      },
+      {
+        "lat": 50.41499,
+        "lon": 4.52016,
+        "name": "Ch\u00e2telineau"
+      },
+      {
+        "lat": 52.07667,
+        "lon": 4.29861,
+        "name": "The Hague"
+      },
+      {
+        "lat": 47.43674,
+        "lon": 19.10093,
+        "name": "Budapest XX. ker\u00fclet"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 961517.25,
+      "perimeter_km": 4389.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.14458,
+        "lon": 145.12291,
+        "name": "Frankston"
+      },
+      {
+        "lat": -27.87683,
+        "lon": 153.28572,
+        "name": "Upper Coomera"
+      },
+      {
+        "lat": -33.88834,
+        "lon": 151.12274,
+        "name": "Ashfield"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 123349.56,
+      "perimeter_km": 2787.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -1.86032,
+        "lon": -79.97683,
+        "name": "Daule"
+      },
+      {
+        "lat": 5.19889,
+        "lon": -74.89295,
+        "name": "San Sebasti\u00e1n de Mariquita"
+      },
+      {
+        "lat": -16.62375,
+        "lon": -72.71055,
+        "name": "Caman\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 783172.93,
+      "perimeter_km": 5229.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 27.37089,
+        "lon": 62.33096,
+        "name": "Sar\u0101v\u0101n"
+      },
+      {
+        "lat": 29.51827,
+        "lon": 70.84474,
+        "name": "Jatoi Shimali"
+      },
+      {
+        "lat": 31.2246,
+        "lon": 70.95153,
+        "name": "Karor"
+      },
+      {
+        "lat": 25.46179,
+        "lon": 85.53179,
+        "name": "Bakhtiy\u0101rpur"
+      },
+      {
+        "lat": 14.7451,
+        "lon": 79.06288,
+        "name": "Badvel"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2108528.41,
+      "perimeter_km": 6215.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 52.05684,
+        "lon": -2.71482,
+        "name": "Hereford"
+      },
+      {
+        "lat": 55.76667,
+        "lon": -4.03333,
+        "name": "Hamilton"
+      },
+      {
+        "lat": 55.98139,
+        "lon": 22.24722,
+        "name": "Telsiai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 345382.16,
+      "perimeter_km": 3729.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.83961,
+        "lon": 144.94228,
+        "name": "Port Melbourne"
+      },
+      {
+        "lat": -36.75818,
+        "lon": 144.28024,
+        "name": "Bendigo"
+      },
+      {
+        "lat": -36.35846,
+        "lon": 146.32056,
+        "name": "Wangaratta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 12239.52,
+      "perimeter_km": 526.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.78828,
+        "lon": 145.12373,
+        "name": "Doncaster"
+      },
+      {
+        "lat": -34.78254,
+        "lon": 138.61077,
+        "name": "Parafield Gardens"
+      },
+      {
+        "lat": -33.7457,
+        "lon": 151.04764,
+        "name": "West Pennant Hills"
+      },
+      {
+        "lat": -34.75155,
+        "lon": 149.72086,
+        "name": "Goulburn"
+      },
+      {
+        "lat": -42.87936,
+        "lon": 147.32941,
+        "name": "Hobart"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 365570.76,
+      "perimeter_km": 3509.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -42.87936,
+        "lon": 147.32941,
+        "name": "Hobart"
+      },
+      {
+        "lat": -37.9,
+        "lon": 145.18333,
+        "name": "Wheelers Hill"
+      },
+      {
+        "lat": -34.18551,
+        "lon": 142.16251,
+        "name": "Mildura"
+      },
+      {
+        "lat": -27.46794,
+        "lon": 153.02809,
+        "name": "Brisbane"
+      },
+      {
+        "lat": -28.11694,
+        "lon": 153.46584,
+        "name": "Palm Beach"
+      },
+      {
+        "lat": -33.86482,
+        "lon": 151.20773,
+        "name": "Sydney Central Business District"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 782713.12,
+      "perimeter_km": 4169.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 4.36122,
+        "lon": 18.55496,
+        "name": "Bangui"
+      },
+      {
+        "lat": 5.31953,
+        "lon": 17.10114,
+        "name": "Yalok\u00e9"
+      },
+      {
+        "lat": 11.80617,
+        "lon": 15.8669,
+        "name": "Dourbali"
+      },
+      {
+        "lat": 13.18421,
+        "lon": 30.21669,
+        "name": "El Obeid"
+      },
+      {
+        "lat": -2.58333,
+        "lon": 33.35,
+        "name": "Kihangara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2036541.78,
+      "perimeter_km": 6095.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -26.56849,
+        "lon": -54.7579,
+        "name": "Montecarlo"
+      },
+      {
+        "lat": -16.805,
+        "lon": -49.92583,
+        "name": "Palmeiras de Goi\u00e1s"
+      },
+      {
+        "lat": -9.53611,
+        "lon": -37.29389,
+        "name": "Olho d'\u00c1gua das Flores"
+      },
+      {
+        "lat": -23.30528,
+        "lon": -45.96583,
+        "name": "Jacare\u00ed"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1062538.77,
+      "perimeter_km": 5526.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.5808,
+        "lon": 1.6696,
+        "name": "Athi\u00e9m\u00e9"
+      },
+      {
+        "lat": 4.16667,
+        "lon": 11.53333,
+        "name": "Obala"
+      },
+      {
+        "lat": 3.75578,
+        "lon": 8.78166,
+        "name": "Malabo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 66894.79,
+      "perimeter_km": 2280.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 4.3782,
+        "lon": -7.71081,
+        "name": "Harper"
+      },
+      {
+        "lat": 11.10033,
+        "lon": -2.10654,
+        "name": "L\u00e9o"
+      },
+      {
+        "lat": 6.93333,
+        "lon": 1.68333,
+        "name": "Aplahou\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 299710.32,
+      "perimeter_km": 2669.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 14.58882,
+        "lon": -91.45188,
+        "name": "San Pablo Jocopilas"
+      },
+      {
+        "lat": 29.56523,
+        "lon": -98.3364,
+        "name": "Live Oak"
+      },
+      {
+        "lat": 41.38949,
+        "lon": -82.01903,
+        "name": "North Ridgeville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1694800.63,
+      "perimeter_km": 6896.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -16.08222,
+        "lon": -48.50722,
+        "name": "Alex\u00e2nia"
+      },
+      {
+        "lat": -6.09401,
+        "lon": -36.47219,
+        "name": "Lagoa Nova"
+      },
+      {
+        "lat": -8.0875,
+        "lon": -37.64306,
+        "name": "Cust\u00f3dia"
+      },
+      {
+        "lat": -7.995,
+        "lon": -35.58056,
+        "name": "Passira"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 168779.14,
+      "perimeter_km": 3869.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.8,
+        "lon": 144.9,
+        "name": "Footscray"
+      },
+      {
+        "lat": -27.63917,
+        "lon": 153.10944,
+        "name": "Logan City"
+      },
+      {
+        "lat": -33.92399,
+        "lon": 151.22749,
+        "name": "Kingsford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 152862.71,
+      "perimeter_km": 2800.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 36.3126,
+        "lon": -95.61609,
+        "name": "Claremore"
+      },
+      {
+        "lat": 33.8303,
+        "lon": -116.54529,
+        "name": "Palm Springs"
+      },
+      {
+        "lat": 41.60054,
+        "lon": -93.60911,
+        "name": "Des Moines"
+      },
+      {
+        "lat": 40.69538,
+        "lon": -73.99375,
+        "name": "Brooklyn Heights"
+      },
+      {
+        "lat": 35.70791,
+        "lon": -79.81364,
+        "name": "Asheboro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1493059.84,
+      "perimeter_km": 7922.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.7061,
+        "lon": 150.7094,
+        "name": "Cranebrook"
+      },
+      {
+        "lat": -27.96724,
+        "lon": 153.39796,
+        "name": "Southport"
+      },
+      {
+        "lat": -27.64613,
+        "lon": 152.85965,
+        "name": "Redbank Plains"
+      },
+      {
+        "lat": -22.27407,
+        "lon": 166.44884,
+        "name": "Noum\u00e9a"
+      },
+      {
+        "lat": -18.13683,
+        "lon": 178.42531,
+        "name": "Suva"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1019965.54,
+      "perimeter_km": 6827.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 29.2331,
+        "lon": 56.6022,
+        "name": "B\u0101ft"
+      },
+      {
+        "lat": 29.45137,
+        "lon": 55.6809,
+        "name": "Sirjan"
+      },
+      {
+        "lat": 26.02401,
+        "lon": 75.48182,
+        "name": "Todaraisingh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 13927.14,
+      "perimeter_km": 3967.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.26196,
+        "lon": 5.40125,
+        "name": "Sainte-Marguerite"
+      },
+      {
+        "lat": 51.80174,
+        "lon": -0.20691,
+        "name": "Welwyn Garden City"
+      },
+      {
+        "lat": 45.55594,
+        "lon": 12.24294,
+        "name": "Mogliano Veneto"
+      },
+      {
+        "lat": 42.02896,
+        "lon": 13.42641,
+        "name": "Avezzano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 430502.22,
+      "perimeter_km": 3257.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -13.64136,
+        "lon": -41.84319,
+        "name": "Livramento de Nossa Senhora"
+      },
+      {
+        "lat": -5.32222,
+        "lon": -41.5525,
+        "name": "Castelo do Piau\u00ed"
+      },
+      {
+        "lat": -7.18833,
+        "lon": -39.73694,
+        "name": "Santana do Cariri"
+      },
+      {
+        "lat": -5.80361,
+        "lon": -39.41778,
+        "name": "Piquet Carneiro"
+      },
+      {
+        "lat": -8.66361,
+        "lon": -36.32,
+        "name": "Lajedo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 291617.41,
+      "perimeter_km": 2657.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 37.72727,
+        "lon": -89.21675,
+        "name": "Carbondale"
+      },
+      {
+        "lat": 45.3001,
+        "lon": -75.91606,
+        "name": "Kanata"
+      },
+      {
+        "lat": 45.5152,
+        "lon": -73.46818,
+        "name": "Longueuil"
+      },
+      {
+        "lat": 42.3501,
+        "lon": -71.15644,
+        "name": "Brighton"
+      },
+      {
+        "lat": 40.8126,
+        "lon": -73.88402,
+        "name": "Hunts Point"
+      },
+      {
+        "lat": 39.32928,
+        "lon": -76.54463,
+        "name": "Frankford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 543716.69,
+      "perimeter_km": 3658.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.82289,
+        "lon": 147.61041,
+        "name": "Bairnsdale"
+      },
+      {
+        "lat": -37.8,
+        "lon": 144.9,
+        "name": "Footscray"
+      },
+      {
+        "lat": -27.20338,
+        "lon": 152.95923,
+        "name": "Narangba"
+      },
+      {
+        "lat": -32.92953,
+        "lon": 151.7801,
+        "name": "Newcastle"
+      },
+      {
+        "lat": -33.91972,
+        "lon": 151.07592,
+        "name": "Lakemba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 226290.57,
+      "perimeter_km": 2945.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 46.516,
+        "lon": 6.63282,
+        "name": "Lausanne"
+      },
+      {
+        "lat": 51.98,
+        "lon": 5.91111,
+        "name": "Arnhem"
+      },
+      {
+        "lat": 53.11278,
+        "lon": 20.3841,
+        "name": "M\u0142awa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 298494.54,
+      "perimeter_km": 2820.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -2.17071,
+        "lon": -79.465,
+        "name": "Naranjito"
+      },
+      {
+        "lat": 3.58333,
+        "lon": -77.0,
+        "name": "Buenaventura"
+      },
+      {
+        "lat": 7.3915,
+        "lon": -73.49574,
+        "name": "Sabana de Torres"
+      },
+      {
+        "lat": -7.26435,
+        "lon": -64.79638,
+        "name": "L\u00e1brea"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1126219.36,
+      "perimeter_km": 4884.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 39.54595,
+        "lon": -0.57069,
+        "name": "Ribarroja del Turia"
+      },
+      {
+        "lat": 56.33871,
+        "lon": -2.79902,
+        "name": "Saint Andrews"
+      },
+      {
+        "lat": 52.234,
+        "lon": 4.44474,
+        "name": "Noordwijk-Binnen"
+      },
+      {
+        "lat": 50.14952,
+        "lon": 18.84215,
+        "name": "\u0141aziska G\u00f3rne"
+      },
+      {
+        "lat": 40.57762,
+        "lon": 17.03812,
+        "name": "Palagiano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1973145.81,
+      "perimeter_km": 6130.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 52.33574,
+        "lon": -2.05983,
+        "name": "Bromsgrove"
+      },
+      {
+        "lat": 55.94838,
+        "lon": -4.76121,
+        "name": "Greenock"
+      },
+      {
+        "lat": 50.91396,
+        "lon": 3.21378,
+        "name": "Izegem"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 62708.21,
+      "perimeter_km": 1604.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.79086,
+        "lon": 145.09386,
+        "name": "Balwyn North"
+      },
+      {
+        "lat": -34.92873,
+        "lon": 138.60334,
+        "name": "Adelaide city centre"
+      },
+      {
+        "lat": -16.92366,
+        "lon": 145.76613,
+        "name": "Cairns"
+      },
+      {
+        "lat": -27.22426,
+        "lon": 153.02075,
+        "name": "North Lakes"
+      },
+      {
+        "lat": -32.73308,
+        "lon": 151.5574,
+        "name": "Maitland"
+      },
+      {
+        "lat": -33.91972,
+        "lon": 151.07592,
+        "name": "Lakemba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1729897.68,
+      "perimeter_km": 5611.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.31754,
+        "lon": 13.66226,
+        "name": "Favara"
+      },
+      {
+        "lat": 50.68568,
+        "lon": 2.88214,
+        "name": "Armenti\u00e8res"
+      },
+      {
+        "lat": 44.55,
+        "lon": 23.51667,
+        "name": "Filia\u015fi"
+      },
+      {
+        "lat": 42.04,
+        "lon": 21.425,
+        "name": "\u0160uto Orizare"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 982965.36,
+      "perimeter_km": 4570.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 53.1905,
+        "lon": -2.89189,
+        "name": "Chester"
+      },
+      {
+        "lat": 51.47352,
+        "lon": -0.24839,
+        "name": "Barnes"
+      },
+      {
+        "lat": 48.74441,
+        "lon": -0.02023,
+        "name": "Argentan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 25111.95,
+      "perimeter_km": 1099.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.27757,
+        "lon": -85.73718,
+        "name": "Jeffersonville"
+      },
+      {
+        "lat": 38.70116,
+        "lon": -90.36234,
+        "name": "Overland"
+      },
+      {
+        "lat": 41.76058,
+        "lon": -88.32007,
+        "name": "Aurora"
+      },
+      {
+        "lat": 42.13949,
+        "lon": -83.17826,
+        "name": "Trenton"
+      },
+      {
+        "lat": 42.0751,
+        "lon": -72.03341,
+        "name": "Southbridge"
+      },
+      {
+        "lat": 38.84622,
+        "lon": -77.30637,
+        "name": "Fairfax"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 480728.71,
+      "perimeter_km": 3440.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.92889,
+        "lon": 116.46528,
+        "name": "Yucheng"
+      },
+      {
+        "lat": 40.32306,
+        "lon": 128.65528,
+        "name": "Iw\u014fn-\u016dp"
+      },
+      {
+        "lat": 35.91333,
+        "lon": 128.82,
+        "name": "Hayang"
+      },
+      {
+        "lat": 32.65,
+        "lon": 130.66667,
+        "name": "Matsubase"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 483680.8,
+      "perimeter_km": 3454.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -25.095,
+        "lon": -50.16194,
+        "name": "Ponta Grossa"
+      },
+      {
+        "lat": -20.93194,
+        "lon": -54.96139,
+        "name": "Sidrol\u00e2ndia"
+      },
+      {
+        "lat": -15.67941,
+        "lon": -48.19667,
+        "name": "Brazl\u00e2ndia"
+      },
+      {
+        "lat": -23.69389,
+        "lon": -46.565,
+        "name": "S\u00e3o Bernardo do Campo"
+      },
+      {
+        "lat": -23.38833,
+        "lon": -49.51,
+        "name": "Fartura"
+      },
+      {
+        "lat": -28.98688,
+        "lon": -49.4173,
+        "name": "Balne\u00e1rio Arroio do Silva"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 535837.84,
+      "perimeter_km": 3868.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.79211,
+        "lon": 4.49949,
+        "name": "Guerara"
+      },
+      {
+        "lat": 32.03333,
+        "lon": 12.86667,
+        "name": "Al A\u015f\u0101bi\u2018ah"
+      },
+      {
+        "lat": 26.99306,
+        "lon": 31.41605,
+        "name": "Al Bad\u0101r\u012b"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 55571.25,
+      "perimeter_km": 5332.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 15.34844,
+        "lon": -15.47993,
+        "name": "Dara"
+      },
+      {
+        "lat": 12.74409,
+        "lon": -8.07257,
+        "name": "Kati"
+      },
+      {
+        "lat": 6.99041,
+        "lon": -5.7442,
+        "name": "Bouafl\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 215967.49,
+      "perimeter_km": 2948.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.5806,
+        "lon": -112.23738,
+        "name": "Peoria"
+      },
+      {
+        "lat": 45.68456,
+        "lon": -122.5751,
+        "name": "Five Corners"
+      },
+      {
+        "lat": 22.18912,
+        "lon": -100.93792,
+        "name": "Soledad de Graciano S\u00e1nchez"
+      },
+      {
+        "lat": 32.43674,
+        "lon": -111.22538,
+        "name": "Marana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 350925.57,
+      "perimeter_km": 6556.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -5.04098,
+        "lon": 18.81619,
+        "name": "Kikwit"
+      },
+      {
+        "lat": 1.23909,
+        "lon": 23.61598,
+        "name": "Basoko"
+      },
+      {
+        "lat": 0.84917,
+        "lon": 32.47306,
+        "name": "Luwero"
+      },
+      {
+        "lat": -2.51222,
+        "lon": 30.65583,
+        "name": "Ngara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 574783.77,
+      "perimeter_km": 3632.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -29.14719,
+        "lon": 27.74895,
+        "name": "Teyateyaneng"
+      },
+      {
+        "lat": -20.18972,
+        "lon": 57.71444,
+        "name": "Centre de Flacq"
+      },
+      {
+        "lat": -25.16667,
+        "lon": 45.05,
+        "name": "Beloha"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 48282.44,
+      "perimeter_km": 6354.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -0.75,
+        "lon": 29.7,
+        "name": "Kihihi"
+      },
+      {
+        "lat": 2.70167,
+        "lon": 33.67611,
+        "name": "Abim"
+      },
+      {
+        "lat": 0.35333,
+        "lon": 32.75528,
+        "name": "Mukono"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 38113.87,
+      "perimeter_km": 1227.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 35.09579,
+        "lon": -1.85772,
+        "name": "Ghazaouet"
+      },
+      {
+        "lat": 36.56471,
+        "lon": 4.30619,
+        "name": "\u2019A\u00efn el Hammam"
+      },
+      {
+        "lat": 36.68482,
+        "lon": 7.75111,
+        "name": "Drean"
+      },
+      {
+        "lat": 36.46798,
+        "lon": 10.75167,
+        "name": "Dar Chabanne"
+      },
+      {
+        "lat": 35.27306,
+        "lon": 7.75194,
+        "name": "Cheria"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 106784.19,
+      "perimeter_km": 2330.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -12.48602,
+        "lon": 130.9833,
+        "name": "Palmerston"
+      },
+      {
+        "lat": -5.85746,
+        "lon": 144.23058,
+        "name": "Mount Hagen"
+      },
+      {
+        "lat": -9.07786,
+        "lon": 143.20893,
+        "name": "Daru"
+      },
+      {
+        "lat": -9.47723,
+        "lon": 147.15089,
+        "name": "Port Moresby"
+      },
+      {
+        "lat": -19.30323,
+        "lon": 146.72531,
+        "name": "Kirwan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1291531.88,
+      "perimeter_km": 5378.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -15.73691,
+        "lon": 26.04155,
+        "name": "Itezhi-Tezhi"
+      },
+      {
+        "lat": -1.85,
+        "lon": 34.7,
+        "name": "Mugumu"
+      },
+      {
+        "lat": -14.56257,
+        "lon": 40.68538,
+        "name": "Nacala"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1169243.61,
+      "perimeter_km": 4948.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.73333,
+        "lon": 145.15,
+        "name": "Eltham"
+      },
+      {
+        "lat": -37.8318,
+        "lon": 140.77919,
+        "name": "Mount Gambier"
+      },
+      {
+        "lat": -27.49325,
+        "lon": 153.05826,
+        "name": "Coorparoo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 206040.72,
+      "perimeter_km": 3364.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.40659,
+        "lon": -87.6836,
+        "name": "Foley"
+      },
+      {
+        "lat": 39.9356,
+        "lon": -91.40987,
+        "name": "Quincy"
+      },
+      {
+        "lat": 47.42715,
+        "lon": -92.93769,
+        "name": "Hibbing"
+      },
+      {
+        "lat": 42.09869,
+        "lon": -75.91797,
+        "name": "Binghamton"
+      },
+      {
+        "lat": 40.82621,
+        "lon": -73.50207,
+        "name": "Syosset"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1494382.48,
+      "perimeter_km": 5388.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 20.66612,
+        "lon": 76.77386,
+        "name": "B\u0101l\u0101pur"
+      },
+      {
+        "lat": 25.81299,
+        "lon": 72.57879,
+        "name": "Samdari"
+      },
+      {
+        "lat": 30.58813,
+        "lon": 76.84498,
+        "name": "Basi"
+      },
+      {
+        "lat": 20.83333,
+        "lon": 83.91667,
+        "name": "Sonepur"
+      },
+      {
+        "lat": 10.81366,
+        "lon": 78.74813,
+        "name": "P\u0101pp\u0101kurichchi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1055499.84,
+      "perimeter_km": 5044.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 20.45798,
+        "lon": -100.62081,
+        "name": "Apaseo el Alto"
+      },
+      {
+        "lat": 31.76072,
+        "lon": -93.08627,
+        "name": "Natchitoches"
+      },
+      {
+        "lat": 8.51889,
+        "lon": -80.35727,
+        "name": "Penonom\u00e9"
+      },
+      {
+        "lat": 14.20306,
+        "lon": -90.84806,
+        "name": "Masagua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2004790.14,
+      "perimeter_km": 6918.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -33.30422,
+        "lon": 26.53276,
+        "name": "Grahamstown"
+      },
+      {
+        "lat": -15.40669,
+        "lon": 28.28713,
+        "name": "Lusaka"
+      },
+      {
+        "lat": -25.69776,
+        "lon": 31.564,
+        "name": "Driekoppies"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 422562.13,
+      "perimeter_km": 4167.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 45.0496,
+        "lon": 5.06602,
+        "name": "Romans-sur-Is\u00e8re"
+      },
+      {
+        "lat": 50.90964,
+        "lon": 6.18874,
+        "name": "Baesweiler"
+      },
+      {
+        "lat": 53.84587,
+        "lon": -0.42332,
+        "name": "Beverley"
+      },
+      {
+        "lat": 59.12478,
+        "lon": 11.38754,
+        "name": "Halden"
+      },
+      {
+        "lat": 53.59266,
+        "lon": 9.87697,
+        "name": "Lurup"
+      },
+      {
+        "lat": 50.96667,
+        "lon": 7.86667,
+        "name": "Wenden"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 709812.97,
+      "perimeter_km": 3776.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 30.17746,
+        "lon": -81.38758,
+        "name": "Palm Valley"
+      },
+      {
+        "lat": 41.9217,
+        "lon": -87.64783,
+        "name": "Lincoln Park"
+      },
+      {
+        "lat": 40.00845,
+        "lon": -75.10879,
+        "name": "Juniata Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 644041.97,
+      "perimeter_km": 3726.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -43.58333,
+        "lon": 172.38333,
+        "name": "Rolleston"
+      },
+      {
+        "lat": -36.88012,
+        "lon": 174.61975,
+        "name": "Henderson"
+      },
+      {
+        "lat": -39.4926,
+        "lon": 176.91233,
+        "name": "Napier"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 100025.76,
+      "perimeter_km": 1712.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 16.66024,
+        "lon": 74.22735,
+        "name": "Pachgaon"
+      },
+      {
+        "lat": 18.86667,
+        "lon": 73.9,
+        "name": "R\u0101jgurunagar"
+      },
+      {
+        "lat": 33.2641,
+        "lon": 73.7853,
+        "name": "Chaksawari"
+      },
+      {
+        "lat": 27.108,
+        "lon": 78.58661,
+        "name": "Shikoh\u0101b\u0101d"
+      },
+      {
+        "lat": 26.77615,
+        "lon": 79.02133,
+        "name": "Et\u0101wah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 483969.67,
+      "perimeter_km": 3959.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.69914,
+        "lon": 2.71888,
+        "name": "Tordera"
+      },
+      {
+        "lat": 48.2467,
+        "lon": 12.52155,
+        "name": "M\u00fchldorf"
+      },
+      {
+        "lat": 43.23741,
+        "lon": 23.12509,
+        "name": "Berkovitsa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 496926.95,
+      "perimeter_km": 3729.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 20.69229,
+        "lon": 101.98368,
+        "name": "Muang Xay"
+      },
+      {
+        "lat": 26.7,
+        "lon": 93.96667,
+        "name": "Dergaon"
+      },
+      {
+        "lat": 32.23341,
+        "lon": 106.30126,
+        "name": "Donghe"
+      },
+      {
+        "lat": 29.91943,
+        "lon": 107.34041,
+        "name": "Yunji"
+      },
+      {
+        "lat": 22.3,
+        "lon": 114.01667,
+        "name": "Discovery Bay"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1361398.31,
+      "perimeter_km": 5006.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.73051,
+        "lon": -81.54649,
+        "name": "St. Marys"
+      },
+      {
+        "lat": 38.27757,
+        "lon": -85.73718,
+        "name": "Jeffersonville"
+      },
+      {
+        "lat": 43.23418,
+        "lon": -86.24839,
+        "name": "Muskegon"
+      },
+      {
+        "lat": 43.24202,
+        "lon": -71.53813,
+        "name": "East Concord"
+      },
+      {
+        "lat": 40.65844,
+        "lon": -74.29959,
+        "name": "Cranford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 958501.15,
+      "perimeter_km": 4314.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -22.27417,
+        "lon": -46.16528,
+        "name": "Borda da Mata"
+      },
+      {
+        "lat": -7.02194,
+        "lon": -45.48111,
+        "name": "S\u00e3o Raimundo das Mangabeiras"
+      },
+      {
+        "lat": -22.505,
+        "lon": -43.17861,
+        "name": "Petr\u00f3polis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 262879.39,
+      "perimeter_km": 3744.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -16.62375,
+        "lon": -72.71055,
+        "name": "Caman\u00e1"
+      },
+      {
+        "lat": -16.44083,
+        "lon": -71.55333,
+        "name": "Jacobo Hunter"
+      },
+      {
+        "lat": -26.34067,
+        "lon": -60.43207,
+        "name": "Tres Isletas"
+      },
+      {
+        "lat": -28.48726,
+        "lon": -59.35421,
+        "name": "Villa Ocampo"
+      },
+      {
+        "lat": -27.03424,
+        "lon": -65.30196,
+        "name": "Bella Vista"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 449046.52,
+      "perimeter_km": 3971.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -7.95222,
+        "lon": 110.34861,
+        "name": "Pundong"
+      },
+      {
+        "lat": -7.45806,
+        "lon": 109.28806,
+        "name": "Sokaraja"
+      },
+      {
+        "lat": -6.70694,
+        "lon": 108.42417,
+        "name": "Palimanan"
+      },
+      {
+        "lat": -6.31694,
+        "lon": 106.66417,
+        "name": "Serpong"
+      },
+      {
+        "lat": -2.41773,
+        "lon": 115.24941,
+        "name": "Amuntai"
+      },
+      {
+        "lat": 1.3054,
+        "lon": 124.91261,
+        "name": "Tondano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 407924.6,
+      "perimeter_km": 4567.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -8.75222,
+        "lon": -67.39778,
+        "name": "Boca do Acre"
+      },
+      {
+        "lat": 7.83793,
+        "lon": -72.5037,
+        "name": "Los Patios"
+      },
+      {
+        "lat": 7.47702,
+        "lon": -61.89666,
+        "name": "Guasipati"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1077128.16,
+      "perimeter_km": 5003.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -10.73912,
+        "lon": 17.71766,
+        "name": "Luquembo"
+      },
+      {
+        "lat": -5.04098,
+        "lon": 18.81619,
+        "name": "Kikwit"
+      },
+      {
+        "lat": -2.3871,
+        "lon": 29.1929,
+        "name": "Cyato"
+      },
+      {
+        "lat": 7.31667,
+        "lon": 38.08333,
+        "name": "K\u2019ol\u012bto"
+      },
+      {
+        "lat": -9.93333,
+        "lon": 35.33333,
+        "name": "Mahanje"
+      },
+      {
+        "lat": -18.29083,
+        "lon": 35.94528,
+        "name": "Marromeu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3339031.21,
+      "perimeter_km": 8301.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.78828,
+        "lon": 145.12373,
+        "name": "Doncaster"
+      },
+      {
+        "lat": -35.13333,
+        "lon": 138.51667,
+        "name": "Morphett Vale"
+      },
+      {
+        "lat": -24.86621,
+        "lon": 152.3479,
+        "name": "Bundaberg"
+      },
+      {
+        "lat": -28.21298,
+        "lon": 153.53634,
+        "name": "Banora Point"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 732534.01,
+      "perimeter_km": 4122.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 22.70517,
+        "lon": 73.90882,
+        "name": "Devgadh B\u0101riya"
+      },
+      {
+        "lat": 34.06048,
+        "lon": 71.99276,
+        "name": "Risalpur Cantonment"
+      },
+      {
+        "lat": 30.31768,
+        "lon": 76.86596,
+        "name": "Kardh\u0101n"
+      },
+      {
+        "lat": 28.78732,
+        "lon": 78.10214,
+        "name": "Garhmuktesar"
+      },
+      {
+        "lat": 9.82564,
+        "lon": 78.25795,
+        "name": "Tiruppuvanam"
+      },
+      {
+        "lat": 9.52974,
+        "lon": 76.54062,
+        "name": "Panachikkad"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 935735.07,
+      "perimeter_km": 5894.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      },
+      {
+        "lat": -16.92366,
+        "lon": 145.76613,
+        "name": "Cairns"
+      },
+      {
+        "lat": -27.19354,
+        "lon": 153.02631,
+        "name": "Deception Bay"
+      },
+      {
+        "lat": -31.91099,
+        "lon": 152.45387,
+        "name": "Taree"
+      },
+      {
+        "lat": -33.79068,
+        "lon": 150.6693,
+        "name": "Glenmore Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 533018.95,
+      "perimeter_km": 4141.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -7.51668,
+        "lon": 24.17404,
+        "name": "Kanyama"
+      },
+      {
+        "lat": -3.36667,
+        "lon": 36.85,
+        "name": "Usa River"
+      },
+      {
+        "lat": -18.0575,
+        "lon": 33.17361,
+        "name": "Catandica"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1052503.68,
+      "perimeter_km": 4682.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -15.88378,
+        "lon": -48.01634,
+        "name": "Riacho Fundo"
+      },
+      {
+        "lat": -5.29,
+        "lon": -44.49,
+        "name": "Presidente Dutra"
+      },
+      {
+        "lat": -19.94583,
+        "lon": -43.48722,
+        "name": "Bar\u00e3o de Cocais"
+      },
+      {
+        "lat": -19.46583,
+        "lon": -44.24667,
+        "name": "Sete Lagoas"
+      },
+      {
+        "lat": -23.07444,
+        "lon": -44.95972,
+        "name": "Cunha"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 470859.02,
+      "perimeter_km": 4237.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 8.28903,
+        "lon": 77.10799,
+        "name": "Kollancode"
+      },
+      {
+        "lat": 24.62351,
+        "lon": 79.48994,
+        "name": "Bij\u0101war"
+      },
+      {
+        "lat": 12.69184,
+        "lon": 79.97661,
+        "name": "Chengalpattu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 223526.5,
+      "perimeter_km": 3742.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 1.15284,
+        "lon": -76.65208,
+        "name": "Mocoa"
+      },
+      {
+        "lat": 3.17301,
+        "lon": -76.26275,
+        "name": "Corinto"
+      },
+      {
+        "lat": 5.96502,
+        "lon": -75.96541,
+        "name": "Salgar"
+      },
+      {
+        "lat": 7.83793,
+        "lon": -72.5037,
+        "name": "Los Patios"
+      },
+      {
+        "lat": 10.47679,
+        "lon": -66.80786,
+        "name": "Petare"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 260288.82,
+      "perimeter_km": 3169.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -27.8549,
+        "lon": 26.36583,
+        "name": "Wesselsbron"
+      },
+      {
+        "lat": -2.87056,
+        "lon": 30.52806,
+        "name": "Bugarama"
+      },
+      {
+        "lat": -7.41667,
+        "lon": 30.6,
+        "name": "Kirando"
+      },
+      {
+        "lat": -17.03333,
+        "lon": 30.85,
+        "name": "Mvurwi"
+      },
+      {
+        "lat": -29.81292,
+        "lon": 30.63646,
+        "name": "Mpumalanga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 677664.61,
+      "perimeter_km": 6278.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.88453,
+        "lon": 114.37789,
+        "name": "Huangpi"
+      },
+      {
+        "lat": 36.98583,
+        "lon": 136.9033,
+        "name": "Hitoto"
+      },
+      {
+        "lat": 35.31558,
+        "lon": 139.31625,
+        "name": "\u014ciso"
+      },
+      {
+        "lat": 33.24528,
+        "lon": 131.69165,
+        "name": "Tsurusaki"
+      },
+      {
+        "lat": 32.8804,
+        "lon": 130.87161,
+        "name": "\u014czu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 443070.26,
+      "perimeter_km": 4860.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.71897,
+        "lon": -1.61188,
+        "name": "New Tafo"
+      },
+      {
+        "lat": 16.955,
+        "lon": -0.34861,
+        "name": "Bourem"
+      },
+      {
+        "lat": 7.25256,
+        "lon": 5.19312,
+        "name": "Akure"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 424077.48,
+      "perimeter_km": 3135.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -20.25333,
+        "lon": -43.80139,
+        "name": "Itabirito"
+      },
+      {
+        "lat": -19.86028,
+        "lon": -44.60833,
+        "name": "Par\u00e1 de Minas"
+      },
+      {
+        "lat": -22.85833,
+        "lon": -47.22,
+        "name": "Hortol\u00e2ndia"
+      },
+      {
+        "lat": -7.55472,
+        "lon": -35.45306,
+        "name": "Macaparana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 129168.08,
+      "perimeter_km": 4314.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 16.7717,
+        "lon": 80.28596,
+        "name": "Nandig\u0101ma"
+      },
+      {
+        "lat": 28.65264,
+        "lon": 76.95208,
+        "name": "Jharoda Kal\u0101n"
+      },
+      {
+        "lat": 27.13432,
+        "lon": 81.69868,
+        "name": "Colonelganj"
+      },
+      {
+        "lat": 26.43864,
+        "lon": 85.13573,
+        "name": "Madhuban"
+      },
+      {
+        "lat": 22.14002,
+        "lon": 89.94137,
+        "name": "Taluker Char Doani"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 870971.46,
+      "perimeter_km": 4067.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 59.15838,
+        "lon": 57.5705,
+        "name": "Aleksandrovsk"
+      },
+      {
+        "lat": 61.71982,
+        "lon": 75.36827,
+        "name": "Pokachi"
+      },
+      {
+        "lat": 69.3535,
+        "lon": 88.2027,
+        "name": "Norilsk"
+      },
+      {
+        "lat": 55.63826,
+        "lon": 109.32709,
+        "name": "Severobaykal\u2019sk"
+      },
+      {
+        "lat": 53.70117,
+        "lon": 91.70797,
+        "name": "Minusinsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2960475.79,
+      "perimeter_km": 7201.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.9128,
+        "lon": 30.29019,
+        "name": "\u1e28awsh \u2018\u012as\u00e1"
+      },
+      {
+        "lat": 30.94384,
+        "lon": 31.52926,
+        "name": "Timayy al Imd\u012bd"
+      },
+      {
+        "lat": 15.33805,
+        "lon": 38.93184,
+        "name": "Asmara"
+      },
+      {
+        "lat": 15.77792,
+        "lon": 38.45107,
+        "name": "Keren"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 128030.5,
+      "perimeter_km": 3957.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.60869,
+        "lon": -98.39033,
+        "name": "Lawton"
+      },
+      {
+        "lat": 35.62246,
+        "lon": -117.6709,
+        "name": "Ridgecrest"
+      },
+      {
+        "lat": 41.08144,
+        "lon": -81.51901,
+        "name": "Akron"
+      },
+      {
+        "lat": 37.99008,
+        "lon": -84.17965,
+        "name": "Winchester"
+      },
+      {
+        "lat": 37.77817,
+        "lon": -81.18816,
+        "name": "Beckley"
+      },
+      {
+        "lat": 29.99409,
+        "lon": -90.24174,
+        "name": "Kenner"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1752618.33,
+      "perimeter_km": 7740.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -12.46113,
+        "lon": 130.84185,
+        "name": "Darwin"
+      },
+      {
+        "lat": -6.085,
+        "lon": 145.38667,
+        "name": "Goroka"
+      },
+      {
+        "lat": -7.2036,
+        "lon": 146.64014,
+        "name": "Bulolo"
+      },
+      {
+        "lat": -9.47723,
+        "lon": 147.15089,
+        "name": "Port Moresby"
+      },
+      {
+        "lat": -19.26639,
+        "lon": 146.80569,
+        "name": "Townsville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1349466.73,
+      "perimeter_km": 5146.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 37.96583,
+        "lon": 34.67935,
+        "name": "Ni\u011fde"
+      },
+      {
+        "lat": 40.03874,
+        "lon": 48.94286,
+        "name": "Hac\u0131qabul"
+      },
+      {
+        "lat": 34.68963,
+        "lon": 44.96057,
+        "name": "Kifr\u012b"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 341839.59,
+      "perimeter_km": 2933.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -19.27444,
+        "lon": -44.40417,
+        "name": "Paraopeba"
+      },
+      {
+        "lat": -22.92389,
+        "lon": -45.46167,
+        "name": "Pindamonhangaba"
+      },
+      {
+        "lat": -27.21417,
+        "lon": -49.64306,
+        "name": "Rio do Sul"
+      },
+      {
+        "lat": -3.625,
+        "lon": -43.11111,
+        "name": "Mata Roma"
+      },
+      {
+        "lat": -11.64083,
+        "lon": -42.01111,
+        "name": "Ibipeba"
+      },
+      {
+        "lat": -18.03028,
+        "lon": -40.15056,
+        "name": "Pedro Can\u00e1rio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 790523.46,
+      "perimeter_km": 5876.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 21.63333,
+        "lon": 110.58333,
+        "name": "Huazhou"
+      },
+      {
+        "lat": 16.3765,
+        "lon": 102.12853,
+        "name": "Phu Khiao"
+      },
+      {
+        "lat": 29.32074,
+        "lon": 105.56942,
+        "name": "Shuanghe"
+      },
+      {
+        "lat": 29.46194,
+        "lon": 106.70472,
+        "name": "Huimin"
+      },
+      {
+        "lat": 39.76538,
+        "lon": 118.41191,
+        "name": "Zhaogezhuang"
+      },
+      {
+        "lat": 33.19973,
+        "lon": 120.4578,
+        "name": "Dazhong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1752599.0,
+      "perimeter_km": 6586.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 21.74015,
+        "lon": 70.28256,
+        "name": "Upleta"
+      },
+      {
+        "lat": 30.34314,
+        "lon": 73.38944,
+        "name": "Pakpattan"
+      },
+      {
+        "lat": 27.67851,
+        "lon": 85.27574,
+        "name": "Ki\u0307\u0304rtipur"
+      },
+      {
+        "lat": 16.47926,
+        "lon": 79.88632,
+        "name": "Pidugur\u0101lla"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1388035.81,
+      "perimeter_km": 4726.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -33.72197,
+        "lon": 151.04607,
+        "name": "Cherrybrook"
+      },
+      {
+        "lat": -37.89138,
+        "lon": 144.62368,
+        "name": "Wyndham Vale"
+      },
+      {
+        "lat": -19.26639,
+        "lon": 146.80569,
+        "name": "Townsville"
+      },
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1980732.9,
+      "perimeter_km": 6910.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.59505,
+        "lon": -90.54623,
+        "name": "Ballwin"
+      },
+      {
+        "lat": 41.1145,
+        "lon": -83.17797,
+        "name": "Tiffin"
+      },
+      {
+        "lat": 38.41925,
+        "lon": -82.44515,
+        "name": "Huntington"
+      },
+      {
+        "lat": 34.93873,
+        "lon": -82.22706,
+        "name": "Greer"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 239747.63,
+      "perimeter_km": 2226.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 12.71667,
+        "lon": 30.65,
+        "name": "Ar Rahad"
+      },
+      {
+        "lat": 0.53392,
+        "lon": 38.51878,
+        "name": "Garba Tula"
+      },
+      {
+        "lat": -0.30719,
+        "lon": 36.07225,
+        "name": "Nakuru"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 226207.45,
+      "perimeter_km": 3463.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -1.39028,
+        "lon": -48.87111,
+        "name": "Ponta de Pedras"
+      },
+      {
+        "lat": -4.408,
+        "lon": -40.40414,
+        "name": "Hidrol\u00e2ndia"
+      },
+      {
+        "lat": -6.83535,
+        "lon": -40.61297,
+        "name": "Pio IX"
+      },
+      {
+        "lat": -8.87556,
+        "lon": -36.36667,
+        "name": "S\u00e3o Jo\u00e3o"
+      },
+      {
+        "lat": -18.90556,
+        "lon": -40.07611,
+        "name": "Jaguar\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1115007.39,
+      "perimeter_km": 5144.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -5.55085,
+        "lon": 150.13766,
+        "name": "Kimbe"
+      },
+      {
+        "lat": -6.72333,
+        "lon": 146.99611,
+        "name": "Lae"
+      },
+      {
+        "lat": 6.92477,
+        "lon": 158.16109,
+        "name": "Palikir"
+      },
+      {
+        "lat": -9.44203,
+        "lon": 159.98877,
+        "name": "Vura"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1136529.51,
+      "perimeter_km": 5329.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -33.28397,
+        "lon": 149.10018,
+        "name": "Orange"
+      },
+      {
+        "lat": -38.03333,
+        "lon": 145.3,
+        "name": "Narre Warren"
+      },
+      {
+        "lat": -16.92366,
+        "lon": 145.76613,
+        "name": "Cairns"
+      },
+      {
+        "lat": -27.62563,
+        "lon": 152.96883,
+        "name": "Forest Lake"
+      },
+      {
+        "lat": -31.43084,
+        "lon": 152.90894,
+        "name": "Port Macquarie"
+      },
+      {
+        "lat": -33.94185,
+        "lon": 150.8717,
+        "name": "Prestons"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 966719.43,
+      "perimeter_km": 5319.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 17.78812,
+        "lon": 76.47077,
+        "name": "Moram"
+      },
+      {
+        "lat": 23.39017,
+        "lon": 79.0163,
+        "name": "Deori Kh\u0101s"
+      },
+      {
+        "lat": 25.32356,
+        "lon": 98.27802,
+        "name": "Houqiao"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 559471.98,
+      "perimeter_km": 5040.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 14.20306,
+        "lon": -90.84806,
+        "name": "Masagua"
+      },
+      {
+        "lat": 18.40116,
+        "lon": -93.21406,
+        "name": "Paraiso"
+      },
+      {
+        "lat": 27.61638,
+        "lon": -80.41308,
+        "name": "Vero Beach South"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 434910.11,
+      "perimeter_km": 4033.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 43.30213,
+        "lon": 5.40141,
+        "name": "Marseille 04"
+      },
+      {
+        "lat": 50.00976,
+        "lon": 8.77783,
+        "name": "Dietzenbach"
+      },
+      {
+        "lat": 53.16167,
+        "lon": 6.76111,
+        "name": "Hoogezand"
+      },
+      {
+        "lat": 59.16775,
+        "lon": 18.14478,
+        "name": "Haninge"
+      },
+      {
+        "lat": 50.35699,
+        "lon": 13.79667,
+        "name": "Louny"
+      },
+      {
+        "lat": 42.78083,
+        "lon": 20.4875,
+        "name": "Istok"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1144828.25,
+      "perimeter_km": 5363.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 15.53221,
+        "lon": -89.33111,
+        "name": "El Estor"
+      },
+      {
+        "lat": 31.56017,
+        "lon": -91.40329,
+        "name": "Natchez"
+      },
+      {
+        "lat": 41.63031,
+        "lon": -87.85394,
+        "name": "Orland Park"
+      },
+      {
+        "lat": 27.83975,
+        "lon": -82.79121,
+        "name": "Seminole"
+      },
+      {
+        "lat": 18.40411,
+        "lon": -66.20878,
+        "name": "Candelaria"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2786219.89,
+      "perimeter_km": 9027.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -11.20605,
+        "lon": 13.84371,
+        "name": "Sumbe"
+      },
+      {
+        "lat": -11.48676,
+        "lon": 16.69663,
+        "name": "Andulo"
+      },
+      {
+        "lat": -12.09514,
+        "lon": 26.42727,
+        "name": "Kansanshi"
+      },
+      {
+        "lat": -11.83431,
+        "lon": 31.45287,
+        "name": "Mpika"
+      },
+      {
+        "lat": -29.14719,
+        "lon": 27.74895,
+        "name": "Teyateyaneng"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1911365.05,
+      "perimeter_km": 6346.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -31.83291,
+        "lon": 115.7759,
+        "name": "Duncraig"
+      },
+      {
+        "lat": -32.32889,
+        "lon": 115.83047,
+        "name": "Baldivis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1617.7,
+      "perimeter_km": 415.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -8.45917,
+        "lon": -76.46333,
+        "name": "Uchiza"
+      },
+      {
+        "lat": -3.47523,
+        "lon": -80.23084,
+        "name": "Huaquillas"
+      },
+      {
+        "lat": 8.5931,
+        "lon": -70.2261,
+        "name": "Alto Barinas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 591612.21,
+      "perimeter_km": 4452.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 49.4668,
+        "lon": 8.99016,
+        "name": "Eberbach"
+      },
+      {
+        "lat": 50.82928,
+        "lon": 6.90499,
+        "name": "Br\u00fchl"
+      },
+      {
+        "lat": 52.2279,
+        "lon": 11.00985,
+        "name": "Helmstedt"
+      },
+      {
+        "lat": 54.69981,
+        "lon": 25.18393,
+        "name": "Pilait\u0117"
+      },
+      {
+        "lat": 55.33579,
+        "lon": 41.62747,
+        "name": "Melenki"
+      },
+      {
+        "lat": 50.15595,
+        "lon": 18.77923,
+        "name": "Orzesze"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 531227.07,
+      "perimeter_km": 4899.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 7.13333,
+        "lon": -7.18333,
+        "name": "Bl\u00e9nim\u00e9ouin"
+      },
+      {
+        "lat": 6.56696,
+        "lon": -7.70203,
+        "name": "Gu\u00e9zon"
+      },
+      {
+        "lat": 16.6614,
+        "lon": -9.6149,
+        "name": "Ayoun El Atrous"
+      },
+      {
+        "lat": 14.25054,
+        "lon": -5.98679,
+        "name": "Niono"
+      },
+      {
+        "lat": 6.84684,
+        "lon": -1.39612,
+        "name": "Effiduase"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 465168.69,
+      "perimeter_km": 3302.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.27948,
+        "lon": -86.51084,
+        "name": "Frankfort"
+      },
+      {
+        "lat": 42.47337,
+        "lon": -83.22187,
+        "name": "Southfield"
+      },
+      {
+        "lat": 27.86614,
+        "lon": -82.32648,
+        "name": "Riverview"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 237971.26,
+      "perimeter_km": 3425.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 37.29167,
+        "lon": 127.50778,
+        "name": "Pubal"
+      },
+      {
+        "lat": 38.42194,
+        "lon": 140.30833,
+        "name": "Yachi"
+      },
+      {
+        "lat": 35.38329,
+        "lon": 139.93254,
+        "name": "Kisarazu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 190343.84,
+      "perimeter_km": 2601.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 48.77935,
+        "lon": 2.33729,
+        "name": "L'Ha\u00ff-les-Roses"
+      },
+      {
+        "lat": 52.95929,
+        "lon": 5.91854,
+        "name": "Heerenveen"
+      },
+      {
+        "lat": 47.13316,
+        "lon": 24.50011,
+        "name": "Bistri\u0163a"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 383390.69,
+      "perimeter_km": 3653.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 50.05912,
+        "lon": 22.49408,
+        "name": "Przeworsk"
+      },
+      {
+        "lat": 59.3939,
+        "lon": 17.90111,
+        "name": "Tensta"
+      },
+      {
+        "lat": 55.32058,
+        "lon": 42.17402,
+        "name": "Vyksa"
+      },
+      {
+        "lat": 54.1223,
+        "lon": 36.49657,
+        "name": "Suvorov"
+      },
+      {
+        "lat": 53.4669,
+        "lon": 51.4941,
+        "name": "Kinel\u2019-Cherkassy"
+      },
+      {
+        "lat": 51.88056,
+        "lon": 45.00609,
+        "name": "Atkarsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1081260.36,
+      "perimeter_km": 6021.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 25.66369,
+        "lon": 88.93093,
+        "name": "Parbatipur"
+      },
+      {
+        "lat": 34.23072,
+        "lon": 74.6472,
+        "name": "Sumbal"
+      },
+      {
+        "lat": 29.89929,
+        "lon": 107.46452,
+        "name": "Zhenxi"
+      },
+      {
+        "lat": 29.35376,
+        "lon": 105.89392,
+        "name": "Yongchuan"
+      },
+      {
+        "lat": 27.48652,
+        "lon": 95.43646,
+        "name": "M\u0101kum"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1389605.97,
+      "perimeter_km": 6671.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.21017,
+        "lon": -8.57599,
+        "name": "\u00c1guas Santas"
+      },
+      {
+        "lat": 51.5018,
+        "lon": 10.7957,
+        "name": "Nordhausen"
+      },
+      {
+        "lat": 50.06906,
+        "lon": 8.48632,
+        "name": "Hattersheim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 49214.39,
+      "perimeter_km": 3739.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 50.46198,
+        "lon": -3.52522,
+        "name": "Torquay"
+      },
+      {
+        "lat": 53.45972,
+        "lon": -6.21806,
+        "name": "Swords"
+      },
+      {
+        "lat": 52.41074,
+        "lon": -1.81952,
+        "name": "Shirley"
+      },
+      {
+        "lat": 50.89318,
+        "lon": 5.6468,
+        "name": "Lanaken"
+      },
+      {
+        "lat": 48.81074,
+        "lon": 2.57363,
+        "name": "Le Plessis-Tr\u00e9vise"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 176440.17,
+      "perimeter_km": 2035.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 47.17944,
+        "lon": 125.90284,
+        "name": "Mingshui"
+      },
+      {
+        "lat": 38.44139,
+        "lon": 140.87639,
+        "name": "Yoshioka"
+      },
+      {
+        "lat": 37.61667,
+        "lon": 138.95,
+        "name": "Sanj\u014d"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 142217.47,
+      "perimeter_km": 3253.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -26.23,
+        "lon": -51.08639,
+        "name": "Uni\u00e3o da Vit\u00f3ria"
+      },
+      {
+        "lat": -20.08722,
+        "lon": -45.29361,
+        "name": "Santo Ant\u00f4nio do Monte"
+      },
+      {
+        "lat": -23.56742,
+        "lon": -46.43264,
+        "name": "Jose Bonifacio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 71787.72,
+      "perimeter_km": 1863.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.56645,
+        "lon": -115.35387,
+        "name": "Puebla"
+      },
+      {
+        "lat": 32.76397,
+        "lon": -116.96877,
+        "name": "Casa de Oro-Mount Helix"
+      },
+      {
+        "lat": 34.01279,
+        "lon": -117.90478,
+        "name": "South San Jose Hills"
+      },
+      {
+        "lat": 33.44838,
+        "lon": -112.07404,
+        "name": "Phoenix"
+      },
+      {
+        "lat": 32.95373,
+        "lon": -96.89028,
+        "name": "Carrollton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 105474.34,
+      "perimeter_km": 3996.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.47665,
+        "lon": -3.66852,
+        "name": "Costillares"
+      },
+      {
+        "lat": 53.4115,
+        "lon": -2.83935,
+        "name": "Huyton"
+      },
+      {
+        "lat": 52.08362,
+        "lon": 15.62513,
+        "name": "Sulech\u00f3w"
+      },
+      {
+        "lat": 51.05305,
+        "lon": 13.79831,
+        "name": "Blasewitz"
+      },
+      {
+        "lat": 55.71667,
+        "lon": 37.41667,
+        "name": "Bol\u2019shaya Setun\u2019"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1105245.31,
+      "perimeter_km": 7919.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.04095,
+        "lon": -1.49014,
+        "name": "Mula"
+      },
+      {
+        "lat": 40.5783,
+        "lon": -4.00426,
+        "name": "Galapagar"
+      },
+      {
+        "lat": 51.03116,
+        "lon": 2.33983,
+        "name": "Saint-Pol-sur-Mer"
+      },
+      {
+        "lat": 53.0511,
+        "lon": 8.63091,
+        "name": "Delmenhorst"
+      },
+      {
+        "lat": 46.23424,
+        "lon": 6.08025,
+        "name": "Meyrin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 634730.47,
+      "perimeter_km": 3984.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 35.38488,
+        "lon": -77.99277,
+        "name": "Goldsboro"
+      },
+      {
+        "lat": 40.73566,
+        "lon": -74.17237,
+        "name": "Newark"
+      },
+      {
+        "lat": 42.29732,
+        "lon": -71.43701,
+        "name": "Framingham Center"
+      },
+      {
+        "lat": 42.55843,
+        "lon": -70.88005,
+        "name": "Beverly"
+      },
+      {
+        "lat": 41.4501,
+        "lon": -71.4495,
+        "name": "Narragansett"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 65289.37,
+      "perimeter_km": 2037.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -1.9509,
+        "lon": 30.5205,
+        "name": "Kayonza"
+      },
+      {
+        "lat": 12.90918,
+        "lon": 23.47058,
+        "name": "Zalinguei"
+      },
+      {
+        "lat": 9.01667,
+        "lon": 37.45,
+        "name": "G\u0113do"
+      },
+      {
+        "lat": 9.23478,
+        "lon": 40.75593,
+        "name": "M\u012b\u2019\u0113so"
+      },
+      {
+        "lat": 6.58333,
+        "lon": 38.33333,
+        "name": "Ch\u2019iko"
+      },
+      {
+        "lat": -5.24586,
+        "lon": 39.76659,
+        "name": "Chake Chake"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1971359.46,
+      "perimeter_km": 6587.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 29.84576,
+        "lon": -90.10674,
+        "name": "Estelle"
+      },
+      {
+        "lat": 35.38423,
+        "lon": -97.72449,
+        "name": "Mustang"
+      },
+      {
+        "lat": 42.16808,
+        "lon": -88.42814,
+        "name": "Huntley"
+      },
+      {
+        "lat": 42.20115,
+        "lon": -85.58,
+        "name": "Portage"
+      },
+      {
+        "lat": 41.31366,
+        "lon": -81.72457,
+        "name": "North Royalton"
+      },
+      {
+        "lat": 25.5783,
+        "lon": -80.3377,
+        "name": "Cutler Bay"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1716609.13,
+      "perimeter_km": 5439.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 4.74851,
+        "lon": -6.6363,
+        "name": "San-P\u00e9dro"
+      },
+      {
+        "lat": 14.79032,
+        "lon": -15.90803,
+        "name": "Mbak\u00e9"
+      },
+      {
+        "lat": 15.85615,
+        "lon": -5.79067,
+        "name": "Mbera"
+      },
+      {
+        "lat": 12.9591,
+        "lon": -2.26075,
+        "name": "Yako"
+      },
+      {
+        "lat": 12.25162,
+        "lon": -0.42565,
+        "name": "Pouytenga"
+      },
+      {
+        "lat": 6.17146,
+        "lon": 7.00525,
+        "name": "Enugu-Ukwu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1604992.09,
+      "perimeter_km": 5889.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 31.5125,
+        "lon": -9.77,
+        "name": "Essaouira"
+      },
+      {
+        "lat": 34.31,
+        "lon": -2.16,
+        "name": "Jerada"
+      },
+      {
+        "lat": 36.71182,
+        "lon": 4.04591,
+        "name": "Tizi Ouzou"
+      },
+      {
+        "lat": 35.9441,
+        "lon": 5.03107,
+        "name": "R\u00e2s el Oued"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 101377.25,
+      "perimeter_km": 2972.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 14.71889,
+        "lon": -90.64417,
+        "name": "San Juan Sacatep\u00e9quez"
+      },
+      {
+        "lat": 14.87964,
+        "lon": -91.45699,
+        "name": "Salcaj\u00e1"
+      },
+      {
+        "lat": 22.39309,
+        "lon": -97.93857,
+        "name": "Altamira"
+      },
+      {
+        "lat": 26.97617,
+        "lon": -82.09064,
+        "name": "Port Charlotte"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 925884.94,
+      "perimeter_km": 4472.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -15.54667,
+        "lon": -55.16889,
+        "name": "Campo Verde"
+      },
+      {
+        "lat": -3.68444,
+        "lon": -42.75028,
+        "name": "Brejo"
+      },
+      {
+        "lat": -7.02444,
+        "lon": -37.28,
+        "name": "Patos"
+      },
+      {
+        "lat": -9.91722,
+        "lon": -37.27833,
+        "name": "Porto da Folha"
+      },
+      {
+        "lat": -17.37389,
+        "lon": -40.22056,
+        "name": "Medeiros Neto"
+      },
+      {
+        "lat": -20.02745,
+        "lon": -40.74336,
+        "name": "Santa Maria de Jetib\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1905593.91,
+      "perimeter_km": 5719.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 25.26328,
+        "lon": 87.23264,
+        "name": "Colgong"
+      },
+      {
+        "lat": 29.25,
+        "lon": 88.88333,
+        "name": "Rikaze"
+      },
+      {
+        "lat": 29.88931,
+        "lon": 106.70622,
+        "name": "Xinglong"
+      },
+      {
+        "lat": 21.91965,
+        "lon": 110.85678,
+        "name": "Gaozhou"
+      },
+      {
+        "lat": 21.23695,
+        "lon": 105.70483,
+        "name": "Ph\u00fac Y\u00ean"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1543078.28,
+      "perimeter_km": 5649.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.14458,
+        "lon": 145.12291,
+        "name": "Frankston"
+      },
+      {
+        "lat": -37.63333,
+        "lon": 144.86667,
+        "name": "Greenvale"
+      },
+      {
+        "lat": -33.7061,
+        "lon": 150.7094,
+        "name": "Cranebrook"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 20104.19,
+      "perimeter_km": 1450.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 23.58645,
+        "lon": 56.53969,
+        "name": "Yanqul"
+      },
+      {
+        "lat": 31.34082,
+        "lon": 69.4493,
+        "name": "Zhob"
+      },
+      {
+        "lat": 24.85822,
+        "lon": 69.40153,
+        "name": "Naukot"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 473938.53,
+      "perimeter_km": 3568.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.75705,
+        "lon": 138.60819,
+        "name": "Paralowie"
+      },
+      {
+        "lat": -33.28397,
+        "lon": 149.10018,
+        "name": "Orange"
+      },
+      {
+        "lat": -37.81501,
+        "lon": 144.96657,
+        "name": "Melbourne City Centre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 206000.92,
+      "perimeter_km": 2270.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.59521,
+        "lon": -46.66449,
+        "name": "Moema"
+      },
+      {
+        "lat": -20.25694,
+        "lon": -47.47667,
+        "name": "Pedregulho"
+      },
+      {
+        "lat": -14.20361,
+        "lon": -41.66528,
+        "name": "Brumado"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 144451.85,
+      "perimeter_km": 2462.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 11.5183,
+        "lon": 79.32411,
+        "name": "Vriddh\u0101chalam"
+      },
+      {
+        "lat": 11.01667,
+        "lon": 75.86667,
+        "name": "Pariy\u0101puram"
+      },
+      {
+        "lat": 20.78613,
+        "lon": 78.5936,
+        "name": "Pipri"
+      },
+      {
+        "lat": 28.36678,
+        "lon": 79.43167,
+        "name": "Bareilly"
+      },
+      {
+        "lat": 23.93428,
+        "lon": 88.26018,
+        "name": "Beld\u0101nga"
+      },
+      {
+        "lat": 18.60374,
+        "lon": 83.75568,
+        "name": "P\u0101lkonda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1155262.75,
+      "perimeter_km": 5036.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.25596,
+        "lon": -6.67345,
+        "name": "Mehdya"
+      },
+      {
+        "lat": 32.63278,
+        "lon": 12.87361,
+        "name": "An N\u0101\u015fir\u012byah"
+      },
+      {
+        "lat": 32.74506,
+        "lon": 13.71467,
+        "name": "Qa\u015fr al Qarab\u016bll\u012b"
+      },
+      {
+        "lat": 30.93055,
+        "lon": 31.69864,
+        "name": "Awl\u0101d \u015eaqr"
+      },
+      {
+        "lat": 29.33778,
+        "lon": 31.20556,
+        "name": "Al W\u0101si\u0163ah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 618304.8,
+      "perimeter_km": 7392.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.14049,
+        "lon": 37.28851,
+        "name": "\u00dcnye"
+      },
+      {
+        "lat": 38.7489,
+        "lon": 42.48007,
+        "name": "Ahlat"
+      },
+      {
+        "lat": 36.55102,
+        "lon": 52.6786,
+        "name": "B\u0101bol"
+      },
+      {
+        "lat": 31.33198,
+        "lon": 45.2944,
+        "name": "As Samawah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 658740.42,
+      "perimeter_km": 3644.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 19.80665,
+        "lon": -104.21626,
+        "name": "El Grullo"
+      },
+      {
+        "lat": 25.04389,
+        "lon": -105.41917,
+        "name": "Santiago Papasquiaro"
+      },
+      {
+        "lat": 29.56884,
+        "lon": -97.96473,
+        "name": "Seguin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 243749.54,
+      "perimeter_km": 2742.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.07018,
+        "lon": 145.47411,
+        "name": "Pakenham"
+      },
+      {
+        "lat": -37.73261,
+        "lon": 144.86504,
+        "name": "Keilor East"
+      },
+      {
+        "lat": -27.62563,
+        "lon": 152.96883,
+        "name": "Forest Lake"
+      },
+      {
+        "lat": -33.78269,
+        "lon": 151.04888,
+        "name": "Carlingford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 165188.19,
+      "perimeter_km": 2820.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -1.3527,
+        "lon": 36.6699,
+        "name": "Ngong"
+      },
+      {
+        "lat": -11.70216,
+        "lon": 43.25506,
+        "name": "Moroni"
+      },
+      {
+        "lat": -18.818,
+        "lon": 47.43382,
+        "name": "Ambohidratrimo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 40787.46,
+      "perimeter_km": 4539.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -26.76566,
+        "lon": 26.42024,
+        "name": "Hartbeesfontein"
+      },
+      {
+        "lat": -24.41667,
+        "lon": 26.15,
+        "name": "Mochudi"
+      },
+      {
+        "lat": -25.48238,
+        "lon": 27.83925,
+        "name": "Letlhabile"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 20543.56,
+      "perimeter_km": 671.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 24.34478,
+        "lon": 124.15717,
+        "name": "Ishigaki"
+      },
+      {
+        "lat": 29.99152,
+        "lon": 120.89845,
+        "name": "Lianghu"
+      },
+      {
+        "lat": 34.08053,
+        "lon": 131.82564,
+        "name": "Sh\u016bnan"
+      },
+      {
+        "lat": 34.78333,
+        "lon": 133.61667,
+        "name": "Takahashi"
+      },
+      {
+        "lat": 36.11567,
+        "lon": 139.19429,
+        "name": "Yorii"
+      },
+      {
+        "lat": 35.73413,
+        "lon": 139.9065,
+        "name": "Ichikawa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 729346.72,
+      "perimeter_km": 4586.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -8.45917,
+        "lon": -76.46333,
+        "name": "Uchiza"
+      },
+      {
+        "lat": 3.42111,
+        "lon": -76.24472,
+        "name": "Pradera"
+      },
+      {
+        "lat": 7.07993,
+        "lon": -74.6989,
+        "name": "Segovia"
+      },
+      {
+        "lat": 5.87259,
+        "lon": -74.6405,
+        "name": "Puerto Triunfo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 127470.85,
+      "perimeter_km": 3503.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -23.60389,
+        "lon": -46.91917,
+        "name": "Cotia"
+      },
+      {
+        "lat": -21.00944,
+        "lon": -48.22167,
+        "name": "Pitangueiras"
+      },
+      {
+        "lat": -19.16,
+        "lon": -45.44583,
+        "name": "Abaet\u00e9"
+      },
+      {
+        "lat": -10.21111,
+        "lon": -36.84028,
+        "name": "Propri\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 217602.48,
+      "perimeter_km": 3864.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 45.39595,
+        "lon": 11.27352,
+        "name": "San Bonifacio"
+      },
+      {
+        "lat": 41.21667,
+        "lon": 1.53333,
+        "name": "El Vendrell"
+      },
+      {
+        "lat": 48.90654,
+        "lon": 2.33339,
+        "name": "Saint-Ouen"
+      },
+      {
+        "lat": 50.6607,
+        "lon": 14.03227,
+        "name": "\u00dast\u00ed nad Labem"
+      },
+      {
+        "lat": 48.81294,
+        "lon": 29.37917,
+        "name": "Haysyn"
+      },
+      {
+        "lat": 45.88333,
+        "lon": 22.9,
+        "name": "Deva"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1039498.63,
+      "perimeter_km": 5243.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 50.95194,
+        "lon": 1.85635,
+        "name": "Calais"
+      },
+      {
+        "lat": 54.17841,
+        "lon": -6.33739,
+        "name": "Newry"
+      },
+      {
+        "lat": 50.1037,
+        "lon": 13.7334,
+        "name": "Rakovn\u00edk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 157763.37,
+      "perimeter_km": 2940.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.18333,
+        "lon": 145.08333,
+        "name": "Mount Eliza"
+      },
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      },
+      {
+        "lat": -32.73308,
+        "lon": 151.5574,
+        "name": "Maitland"
+      },
+      {
+        "lat": -33.86436,
+        "lon": 151.0397,
+        "name": "Lidcombe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 56022.12,
+      "perimeter_km": 1720.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 15.363,
+        "lon": 120.9639,
+        "name": "San Leonardo"
+      },
+      {
+        "lat": 13.9575,
+        "lon": 122.288,
+        "name": "Calauag"
+      },
+      {
+        "lat": 10.1948,
+        "lon": 122.8581,
+        "name": "Binalbagan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 24829.14,
+      "perimeter_km": 1244.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.12084,
+        "lon": -5.45403,
+        "name": "Mor\u00f3n de la Frontera"
+      },
+      {
+        "lat": 48.93196,
+        "lon": 9.2024,
+        "name": "Freiberg am Neckar"
+      },
+      {
+        "lat": 44.86833,
+        "lon": 13.84806,
+        "name": "Pula"
+      },
+      {
+        "lat": 40.84282,
+        "lon": 14.23075,
+        "name": "Vomero"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 903184.1,
+      "perimeter_km": 4535.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -2.1139,
+        "lon": 29.4022,
+        "name": "Gitesi"
+      },
+      {
+        "lat": 9.6,
+        "lon": 37.83333,
+        "name": "Kach\u012bs\u012b"
+      },
+      {
+        "lat": 15.77792,
+        "lon": 38.45107,
+        "name": "Keren"
+      },
+      {
+        "lat": 12.50583,
+        "lon": 39.52278,
+        "name": "Korem"
+      },
+      {
+        "lat": 2.78087,
+        "lon": 45.50048,
+        "name": "Jawhar"
+      },
+      {
+        "lat": 3.35528,
+        "lon": 40.22278,
+        "name": "Takaba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1959409.48,
+      "perimeter_km": 5877.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -19.81,
+        "lon": -43.17361,
+        "name": "Jo\u00e3o Monlevade"
+      },
+      {
+        "lat": -21.71028,
+        "lon": -47.47806,
+        "name": "Santa Rita do Passa Quatro"
+      },
+      {
+        "lat": -3.175,
+        "lon": -41.86694,
+        "name": "Buriti dos Lopes"
+      },
+      {
+        "lat": -7.47889,
+        "lon": -37.27444,
+        "name": "S\u00e3o Jos\u00e9 do Egito"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 902981.42,
+      "perimeter_km": 4852.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 26.71534,
+        "lon": -80.05337,
+        "name": "West Palm Beach"
+      },
+      {
+        "lat": 42.25059,
+        "lon": -83.17854,
+        "name": "Lincoln Park"
+      },
+      {
+        "lat": 40.62593,
+        "lon": -75.37046,
+        "name": "Bethlehem"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 545435.62,
+      "perimeter_km": 4031.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 36.3208,
+        "lon": -121.24381,
+        "name": "Greenfield"
+      },
+      {
+        "lat": 38.67877,
+        "lon": -121.35114,
+        "name": "Foothill Farms"
+      },
+      {
+        "lat": 45.55789,
+        "lon": -122.8676,
+        "name": "Bethany"
+      },
+      {
+        "lat": 40.51411,
+        "lon": -112.03299,
+        "name": "Herriman"
+      },
+      {
+        "lat": 32.80755,
+        "lon": -116.93642,
+        "name": "Bostonia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 695101.54,
+      "perimeter_km": 3596.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.17173,
+        "lon": 107.22991,
+        "name": "Haitang"
+      },
+      {
+        "lat": 34.73564,
+        "lon": 105.32632,
+        "name": "Gangu Chengguanzhen"
+      },
+      {
+        "lat": 36.95389,
+        "lon": 118.10472,
+        "name": "Suozhen"
+      },
+      {
+        "lat": 20.03421,
+        "lon": 110.34651,
+        "name": "Haikou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 997750.09,
+      "perimeter_km": 4911.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 37.78361,
+        "lon": 37.63667,
+        "name": "G\u00f6lba\u015f\u0131"
+      },
+      {
+        "lat": 40.06595,
+        "lon": 44.43669,
+        "name": "Masis"
+      },
+      {
+        "lat": 38.43084,
+        "lon": 48.86994,
+        "name": "\u0100st\u0101r\u0101"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 96328.93,
+      "perimeter_km": 2048.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 50.11525,
+        "lon": 14.50685,
+        "name": "Prosek"
+      },
+      {
+        "lat": 50.58727,
+        "lon": 8.67554,
+        "name": "Gie\u00dfen"
+      },
+      {
+        "lat": 55.85,
+        "lon": 37.58333,
+        "name": "Novovladykino"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 228819.01,
+      "perimeter_km": 4073.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 36.64038,
+        "lon": 29.12758,
+        "name": "Fethiye"
+      },
+      {
+        "lat": 38.41273,
+        "lon": 27.13838,
+        "name": "\u0130zmir"
+      },
+      {
+        "lat": 41.56787,
+        "lon": 35.90311,
+        "name": "Bafra"
+      },
+      {
+        "lat": 37.9293,
+        "lon": 41.94134,
+        "name": "Siirt"
+      },
+      {
+        "lat": 35.67396,
+        "lon": 35.80259,
+        "name": "Burj Isl\u0101m"
+      },
+      {
+        "lat": 31.4459,
+        "lon": 35.09443,
+        "name": "Ya\u0163\u0163\u0101"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 620911.68,
+      "perimeter_km": 3616.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 22.76948,
+        "lon": 76.29992,
+        "name": "H\u0101t Piplia"
+      },
+      {
+        "lat": 26.47249,
+        "lon": 76.71744,
+        "name": "Gang\u0101pur"
+      },
+      {
+        "lat": 26.89802,
+        "lon": 78.171,
+        "name": "R\u0101j\u0101khera"
+      },
+      {
+        "lat": 28.55023,
+        "lon": 79.31761,
+        "name": "Sh\u0101hi"
+      },
+      {
+        "lat": 10.22776,
+        "lon": 78.22969,
+        "name": "Natham"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 313906.05,
+      "perimeter_km": 4231.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.08333,
+        "lon": 144.38333,
+        "name": "Corio"
+      },
+      {
+        "lat": -34.18551,
+        "lon": 142.16251,
+        "name": "Mildura"
+      },
+      {
+        "lat": -38.15912,
+        "lon": 145.93118,
+        "name": "Warragul"
+      },
+      {
+        "lat": -37.87811,
+        "lon": 145.16476,
+        "name": "Glen Waverley"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 30061.06,
+      "perimeter_km": 1179.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 37.70573,
+        "lon": -92.15717,
+        "name": "Fort Leonard Wood"
+      },
+      {
+        "lat": 36.16284,
+        "lon": -85.50164,
+        "name": "Cookeville"
+      },
+      {
+        "lat": 23.12518,
+        "lon": -82.30067,
+        "name": "Guanabacoa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 394242.72,
+      "perimeter_km": 3971.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 45.46723,
+        "lon": 7.87617,
+        "name": "Ivrea"
+      },
+      {
+        "lat": 49.10465,
+        "lon": 6.70402,
+        "name": "Saint-Avold"
+      },
+      {
+        "lat": 52.3025,
+        "lon": 4.68889,
+        "name": "Hoofddorp"
+      },
+      {
+        "lat": 51.75742,
+        "lon": 11.46084,
+        "name": "Aschersleben"
+      },
+      {
+        "lat": 52.50146,
+        "lon": 13.4934,
+        "name": "Rummelsburg"
+      },
+      {
+        "lat": 51.33795,
+        "lon": 26.60191,
+        "name": "Sarny"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 577220.7,
+      "perimeter_km": 3855.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 19.62923,
+        "lon": -99.10689,
+        "name": "Coacalco"
+      },
+      {
+        "lat": 18.64592,
+        "lon": -91.82991,
+        "name": "Ciudad del Carmen"
+      },
+      {
+        "lat": 9.0661,
+        "lon": -79.42577,
+        "name": "Pedregal"
+      },
+      {
+        "lat": 13.72397,
+        "lon": -89.188,
+        "name": "Mejicanos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 417287.19,
+      "perimeter_km": 4908.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.6057,
+        "lon": 105.115,
+        "name": "Xiping"
+      },
+      {
+        "lat": 33.76833,
+        "lon": 106.08083,
+        "name": "Huixian Chengguanzhen"
+      },
+      {
+        "lat": 29.68403,
+        "lon": 106.61486,
+        "name": "Huixing"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 17665.9,
+      "perimeter_km": 1150.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 55.76667,
+        "lon": -3.91667,
+        "name": "Wishaw"
+      },
+      {
+        "lat": 60.23355,
+        "lon": 25.09947,
+        "name": "Mellunkyl\u00e4"
+      },
+      {
+        "lat": 54.38473,
+        "lon": 18.61273,
+        "name": "Wrzeszcz Dolny"
+      },
+      {
+        "lat": 52.11879,
+        "lon": 20.67155,
+        "name": "Milan\u00f3wek"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 680985.72,
+      "perimeter_km": 4458.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 29.46079,
+        "lon": -95.05132,
+        "name": "Dickinson"
+      },
+      {
+        "lat": 39.01695,
+        "lon": -94.28161,
+        "name": "Blue Springs"
+      },
+      {
+        "lat": 38.89428,
+        "lon": -77.4311,
+        "name": "Chantilly"
+      },
+      {
+        "lat": 18.01031,
+        "lon": -66.62398,
+        "name": "Ponce"
+      },
+      {
+        "lat": 25.94065,
+        "lon": -80.2456,
+        "name": "Carol City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3518827.55,
+      "perimeter_km": 8231.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -2.49682,
+        "lon": 28.79081,
+        "name": "Kabare"
+      },
+      {
+        "lat": 0.53392,
+        "lon": 38.51878,
+        "name": "Garba Tula"
+      },
+      {
+        "lat": -1.69405,
+        "lon": 40.17015,
+        "name": "Masalani"
+      },
+      {
+        "lat": -10.33333,
+        "lon": 39.28333,
+        "name": "Nyangao"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 770550.86,
+      "perimeter_km": 3856.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 26.13842,
+        "lon": -81.76648,
+        "name": "East Naples"
+      },
+      {
+        "lat": 33.51623,
+        "lon": -90.17953,
+        "name": "Greenwood"
+      },
+      {
+        "lat": 39.84753,
+        "lon": -75.35785,
+        "name": "Chester"
+      },
+      {
+        "lat": 42.52565,
+        "lon": -71.09533,
+        "name": "Reading"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1003546.02,
+      "perimeter_km": 5177.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 25.75482,
+        "lon": -80.32727,
+        "name": "Westchester"
+      },
+      {
+        "lat": 40.2415,
+        "lon": -75.28379,
+        "name": "Lansdale"
+      },
+      {
+        "lat": 40.72649,
+        "lon": -73.85264,
+        "name": "Rego Park"
+      },
+      {
+        "lat": 40.79065,
+        "lon": -73.20178,
+        "name": "Central Islip"
+      },
+      {
+        "lat": 42.11316,
+        "lon": -70.81199,
+        "name": "Hanover"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 234960.34,
+      "perimeter_km": 4129.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 53.55406,
+        "lon": 10.08989,
+        "name": "Horn"
+      },
+      {
+        "lat": 52.15,
+        "lon": 14.65,
+        "name": "Eisenh\u00fcttenstadt"
+      },
+      {
+        "lat": 52.2546,
+        "lon": 20.90844,
+        "name": "Bemowo"
+      },
+      {
+        "lat": 42.01457,
+        "lon": 23.09804,
+        "name": "Blagoevgrad"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 428557.3,
+      "perimeter_km": 3524.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.70675,
+        "lon": -46.64982,
+        "name": "Pedreira"
+      },
+      {
+        "lat": -21.41972,
+        "lon": -50.0775,
+        "name": "Pen\u00e1polis"
+      },
+      {
+        "lat": -9.11139,
+        "lon": -37.12306,
+        "name": "\u00c1guas Belas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 418360.64,
+      "perimeter_km": 4295.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -7.04528,
+        "lon": 107.58778,
+        "name": "Banjaran"
+      },
+      {
+        "lat": 2.5832,
+        "lon": 102.6117,
+        "name": "Gemas"
+      },
+      {
+        "lat": 3.06028,
+        "lon": 101.7408,
+        "name": "Alam Damai"
+      },
+      {
+        "lat": 10.69672,
+        "lon": 106.74032,
+        "name": "Nh\u00e0 B\u00e8"
+      },
+      {
+        "lat": 22.38333,
+        "lon": 114.18333,
+        "name": "Sha Tin"
+      },
+      {
+        "lat": 6.48623,
+        "lon": 122.17552,
+        "name": "Al-Barka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3596522.33,
+      "perimeter_km": 8023.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -4.57722,
+        "lon": -81.27194,
+        "name": "Talara"
+      },
+      {
+        "lat": 4.62306,
+        "lon": -75.76278,
+        "name": "Quimbaya"
+      },
+      {
+        "lat": 10.60768,
+        "lon": -72.97901,
+        "name": "Villanueva"
+      },
+      {
+        "lat": 7.83389,
+        "lon": -72.47417,
+        "name": "Villa del Rosario"
+      },
+      {
+        "lat": 10.22856,
+        "lon": -67.47421,
+        "name": "Turmero"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 486823.29,
+      "perimeter_km": 5094.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.4251,
+        "lon": 15.8975,
+        "name": "Gioia Tauro"
+      },
+      {
+        "lat": 39.30286,
+        "lon": 9.20283,
+        "name": "Sinnai"
+      },
+      {
+        "lat": 47.44417,
+        "lon": 19.17595,
+        "name": "Budapest XVIII. ker\u00fclet"
+      },
+      {
+        "lat": 53.17806,
+        "lon": 22.05935,
+        "name": "\u0141om\u017ca"
+      },
+      {
+        "lat": 40.93959,
+        "lon": 24.40687,
+        "name": "Kav\u00e1la"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 836870.43,
+      "perimeter_km": 4619.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 43.53692,
+        "lon": 6.46458,
+        "name": "Draguignan"
+      },
+      {
+        "lat": 50.84779,
+        "lon": -0.93697,
+        "name": "Emsworth"
+      },
+      {
+        "lat": 50.76667,
+        "lon": 7.45,
+        "name": "Eitorf"
+      },
+      {
+        "lat": 51.69689,
+        "lon": 7.46809,
+        "name": "Selm"
+      },
+      {
+        "lat": 53.56414,
+        "lon": 13.27532,
+        "name": "Neubrandenburg"
+      },
+      {
+        "lat": 47.59657,
+        "lon": 19.35515,
+        "name": "G\u00f6d\u00f6ll\u0151"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 833906.92,
+      "perimeter_km": 4009.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -15.77972,
+        "lon": -47.92972,
+        "name": "Bras\u00edlia"
+      },
+      {
+        "lat": -11.86417,
+        "lon": -55.5025,
+        "name": "Sinop"
+      },
+      {
+        "lat": -11.51917,
+        "lon": -37.51167,
+        "name": "Indiaroba"
+      },
+      {
+        "lat": -13.4425,
+        "lon": -42.23889,
+        "name": "Paramirim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 433452.52,
+      "perimeter_km": 4106.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 42.02558,
+        "lon": -88.17841,
+        "name": "Streamwood"
+      },
+      {
+        "lat": 45.74965,
+        "lon": -73.59956,
+        "name": "Mascouche"
+      },
+      {
+        "lat": 40.44174,
+        "lon": -79.88199,
+        "name": "Wilkinsburg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 259916.75,
+      "perimeter_km": 2732.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.9,
+        "lon": 144.66667,
+        "name": "Werribee"
+      },
+      {
+        "lat": -19.26639,
+        "lon": 146.80569,
+        "name": "Townsville"
+      },
+      {
+        "lat": -26.66008,
+        "lon": 153.09953,
+        "name": "Maroochydore"
+      },
+      {
+        "lat": -27.87683,
+        "lon": 153.28572,
+        "name": "Upper Coomera"
+      },
+      {
+        "lat": -33.91972,
+        "lon": 151.07592,
+        "name": "Lakemba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 931738.6,
+      "perimeter_km": 4694.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 8.42194,
+        "lon": -9.74778,
+        "name": "Voinjama"
+      },
+      {
+        "lat": 9.06757,
+        "lon": -5.77222,
+        "name": "Dikodougou"
+      },
+      {
+        "lat": 12.45389,
+        "lon": 4.1975,
+        "name": "Birnin Kebbi"
+      },
+      {
+        "lat": 5.55874,
+        "lon": 7.63359,
+        "name": "Bende"
+      },
+      {
+        "lat": -1.63333,
+        "lon": 13.58357,
+        "name": "Franceville"
+      },
+      {
+        "lat": 6.44852,
+        "lon": 2.35566,
+        "name": "Abomey-Calavi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1832412.03,
+      "perimeter_km": 6375.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 36.53278,
+        "lon": 120.13389,
+        "name": "Nancun"
+      },
+      {
+        "lat": 42.25389,
+        "lon": 140.26917,
+        "name": "Yakumo"
+      },
+      {
+        "lat": 38.42194,
+        "lon": 140.30833,
+        "name": "Yachi"
+      },
+      {
+        "lat": 35.63295,
+        "lon": 139.49967,
+        "name": "Inagi"
+      },
+      {
+        "lat": 34.53333,
+        "lon": 136.63333,
+        "name": "Saik\u016b"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 800107.66,
+      "perimeter_km": 4378.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 14.8429,
+        "lon": -91.31799,
+        "name": "Nahual\u00e1"
+      },
+      {
+        "lat": 36.03312,
+        "lon": -86.78278,
+        "name": "Brentwood"
+      },
+      {
+        "lat": 38.88095,
+        "lon": -77.30082,
+        "name": "Oakton"
+      },
+      {
+        "lat": 18.14968,
+        "lon": -65.82738,
+        "name": "Humacao"
+      },
+      {
+        "lat": 21.24224,
+        "lon": -77.82625,
+        "name": "Jimaguay\u00fa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 4886289.98,
+      "perimeter_km": 8746.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 19.18652,
+        "lon": -99.07361,
+        "name": "San Pablo Oztotepec"
+      },
+      {
+        "lat": 20.03618,
+        "lon": -98.35563,
+        "name": "Santiago Tulantepec"
+      },
+      {
+        "lat": 30.38575,
+        "lon": -88.61169,
+        "name": "Gautier"
+      },
+      {
+        "lat": 39.40371,
+        "lon": -76.95026,
+        "name": "Eldersburg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 17909.95,
+      "perimeter_km": 6180.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -27.13246,
+        "lon": 29.97635,
+        "name": "Daggakraal"
+      },
+      {
+        "lat": -20.4943,
+        "lon": 27.03479,
+        "name": "Tutume"
+      },
+      {
+        "lat": 1.94468,
+        "lon": 30.03861,
+        "name": "Mangbwalu"
+      },
+      {
+        "lat": -13.53099,
+        "lon": 33.73933,
+        "name": "Mponela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1159171.04,
+      "perimeter_km": 6643.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 10.87655,
+        "lon": 76.30932,
+        "name": "Cherpulassery"
+      },
+      {
+        "lat": 15.82385,
+        "lon": 80.35219,
+        "name": "Ch\u012br\u0101la"
+      },
+      {
+        "lat": 25.45598,
+        "lon": 85.5329,
+        "name": "Bakhtiarpur"
+      },
+      {
+        "lat": 19.79537,
+        "lon": 94.04791,
+        "name": "Ann"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1122892.98,
+      "perimeter_km": 5120.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -10.17647,
+        "lon": -59.44913,
+        "name": "Aripuan\u00e3"
+      },
+      {
+        "lat": -3.45361,
+        "lon": -44.78,
+        "name": "Arari"
+      },
+      {
+        "lat": -4.28694,
+        "lon": -38.64306,
+        "name": "Barreira"
+      },
+      {
+        "lat": -11.00861,
+        "lon": -44.51944,
+        "name": "Santa Rita de C\u00e1ssia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 974701.47,
+      "perimeter_km": 5092.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -2.1597,
+        "lon": 30.5427,
+        "name": "Kibungo"
+      },
+      {
+        "lat": -1.2952,
+        "lon": 30.3226,
+        "name": "Nyagatare"
+      },
+      {
+        "lat": 11.26667,
+        "lon": 37.48333,
+        "name": "\u0100d\u0113t"
+      },
+      {
+        "lat": 3.80315,
+        "lon": 42.54417,
+        "name": "Luuq"
+      },
+      {
+        "lat": -1.10148,
+        "lon": 37.0132,
+        "name": "Juja"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 958286.72,
+      "perimeter_km": 4254.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.93333,
+        "lon": 1.68333,
+        "name": "Aplahou\u00e9"
+      },
+      {
+        "lat": 7.35156,
+        "lon": 4.18335,
+        "name": "Apomu"
+      },
+      {
+        "lat": 9.30859,
+        "lon": 15.80658,
+        "name": "Kelo"
+      },
+      {
+        "lat": -12.54982,
+        "lon": 28.24071,
+        "name": "Mufulira"
+      },
+      {
+        "lat": -5.25837,
+        "lon": 14.85838,
+        "name": "Mbanza-Ngungu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2508483.73,
+      "perimeter_km": 8040.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 44.9994,
+        "lon": 7.68236,
+        "name": "Moncalieri"
+      },
+      {
+        "lat": 48.67677,
+        "lon": 2.34835,
+        "name": "Savigny-sur-Orge"
+      },
+      {
+        "lat": 51.38442,
+        "lon": 4.47556,
+        "name": "Kalmthout"
+      },
+      {
+        "lat": 53.03297,
+        "lon": 5.6589,
+        "name": "Sneek"
+      },
+      {
+        "lat": 54.38473,
+        "lon": 18.61273,
+        "name": "Wrzeszcz Dolny"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 535211.28,
+      "perimeter_km": 3281.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -10.66577,
+        "lon": -76.25309,
+        "name": "Cerro de Pasco"
+      },
+      {
+        "lat": -0.9961,
+        "lon": -77.81315,
+        "name": "Tena"
+      },
+      {
+        "lat": 4.85876,
+        "lon": -74.05866,
+        "name": "Ch\u00eda"
+      },
+      {
+        "lat": -21.53549,
+        "lon": -64.72956,
+        "name": "Tarija"
+      },
+      {
+        "lat": -20.25585,
+        "lon": -69.7863,
+        "name": "Pozo Almonte"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1721177.67,
+      "perimeter_km": 6783.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.82289,
+        "lon": 147.61041,
+        "name": "Bairnsdale"
+      },
+      {
+        "lat": -31.91099,
+        "lon": 152.45387,
+        "name": "Taree"
+      },
+      {
+        "lat": -33.82346,
+        "lon": 150.94607,
+        "name": "Greystanes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 981.02,
+      "perimeter_km": 1583.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 42.01114,
+        "lon": -87.84062,
+        "name": "Park Ridge"
+      },
+      {
+        "lat": 45.25008,
+        "lon": -74.13253,
+        "name": "Salaberry-de-Valleyfield"
+      },
+      {
+        "lat": 39.00178,
+        "lon": -76.68747,
+        "name": "Crofton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 360987.54,
+      "perimeter_km": 2884.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.66761,
+        "lon": -84.01769,
+        "name": "Conyers"
+      },
+      {
+        "lat": 33.61427,
+        "lon": -85.83496,
+        "name": "Oxford"
+      },
+      {
+        "lat": 41.84559,
+        "lon": -87.75394,
+        "name": "Cicero"
+      },
+      {
+        "lat": 40.79472,
+        "lon": -73.9425,
+        "name": "East Harlem"
+      },
+      {
+        "lat": 40.93064,
+        "lon": -73.10179,
+        "name": "Setauket-East Setauket"
+      },
+      {
+        "lat": 25.98454,
+        "lon": -80.19894,
+        "name": "West Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1173470.35,
+      "perimeter_km": 5045.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -12.10932,
+        "lon": 25.49613,
+        "name": "Chisasa"
+      },
+      {
+        "lat": -8.20591,
+        "lon": 26.42036,
+        "name": "Kipamba"
+      },
+      {
+        "lat": -0.59167,
+        "lon": 30.62861,
+        "name": "Bwizibwera"
+      },
+      {
+        "lat": -7.95618,
+        "lon": 38.97164,
+        "name": "Ikwiriri"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 884692.02,
+      "perimeter_km": 4192.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -22.14862,
+        "lon": 48.01055,
+        "name": "Manakara"
+      },
+      {
+        "lat": -20.6,
+        "lon": 48.33333,
+        "name": "Sahavato"
+      },
+      {
+        "lat": -17.5876,
+        "lon": 48.22391,
+        "name": "Amparafaravola"
+      },
+      {
+        "lat": -12.28759,
+        "lon": 43.74344,
+        "name": "Fomboni"
+      },
+      {
+        "lat": -17.46667,
+        "lon": 49.2,
+        "name": "Vavatenina"
+      },
+      {
+        "lat": -20.29806,
+        "lon": 57.47833,
+        "name": "Vacoas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 573087.67,
+      "perimeter_km": 4021.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 46.81705,
+        "lon": 0.54518,
+        "name": "Ch\u00e2tellerault"
+      },
+      {
+        "lat": 47.59331,
+        "lon": 7.62082,
+        "name": "Weil am Rhein"
+      },
+      {
+        "lat": 45.20978,
+        "lon": 5.77762,
+        "name": "Meylan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 66344.77,
+      "perimeter_km": 1283.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.1975,
+        "lon": 26.83881,
+        "name": "Seferihisar"
+      },
+      {
+        "lat": 39.31927,
+        "lon": 26.69341,
+        "name": "Ayval\u0131k"
+      },
+      {
+        "lat": 39.22493,
+        "lon": 42.85693,
+        "name": "Patnos"
+      },
+      {
+        "lat": 32.01071,
+        "lon": 35.89802,
+        "name": "Al Jubayhah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 632481.0,
+      "perimeter_km": 3606.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 29.65163,
+        "lon": -82.32483,
+        "name": "Gainesville"
+      },
+      {
+        "lat": 38.96667,
+        "lon": -94.6169,
+        "name": "Leawood"
+      },
+      {
+        "lat": 39.82089,
+        "lon": -84.01938,
+        "name": "Fairborn"
+      },
+      {
+        "lat": 38.78872,
+        "lon": -77.11276,
+        "name": "Rose Hill"
+      },
+      {
+        "lat": 40.454,
+        "lon": -74.482,
+        "name": "North Brunswick"
+      },
+      {
+        "lat": 25.67066,
+        "lon": -80.40117,
+        "name": "The Crossings"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1184537.23,
+      "perimeter_km": 5555.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -42.76848,
+        "lon": -65.03827,
+        "name": "Puerto Madryn"
+      },
+      {
+        "lat": -32.83369,
+        "lon": -70.59827,
+        "name": "Los Andes"
+      },
+      {
+        "lat": -32.17675,
+        "lon": -64.11295,
+        "name": "R\u00edo Tercero"
+      },
+      {
+        "lat": -27.80047,
+        "lon": -64.26285,
+        "name": "Santiago del Estero"
+      },
+      {
+        "lat": -29.37639,
+        "lon": -51.11444,
+        "name": "Nova Petr\u00f3polis"
+      },
+      {
+        "lat": -29.91778,
+        "lon": -51.18361,
+        "name": "Canoas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1484740.75,
+      "perimeter_km": 5549.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 35.33676,
+        "lon": -106.59296,
+        "name": "Enchanted Hills"
+      },
+      {
+        "lat": 49.05798,
+        "lon": -122.25257,
+        "name": "Abbotsford"
+      },
+      {
+        "lat": 42.15141,
+        "lon": -87.95979,
+        "name": "Buffalo Grove"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1794508.29,
+      "perimeter_km": 6519.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 20.43108,
+        "lon": -101.72261,
+        "name": "P\u00e9njamo"
+      },
+      {
+        "lat": 16.90634,
+        "lon": -92.09349,
+        "name": "Ocosingo"
+      },
+      {
+        "lat": 14.77943,
+        "lon": -90.45318,
+        "name": "San Pedro Ayampuc"
+      },
+      {
+        "lat": 12.57758,
+        "lon": -87.02705,
+        "name": "Chichigalpa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 101197.54,
+      "perimeter_km": 3617.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -35.28346,
+        "lon": 149.12807,
+        "name": "Canberra"
+      },
+      {
+        "lat": -37.6,
+        "lon": 144.95,
+        "name": "Craigieburn"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -27.94402,
+        "lon": 153.39815,
+        "name": "Labrador"
+      },
+      {
+        "lat": -30.29626,
+        "lon": 153.11351,
+        "name": "Coffs Harbour"
+      },
+      {
+        "lat": -33.82346,
+        "lon": 150.94607,
+        "name": "Greystanes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 132792.89,
+      "perimeter_km": 2724.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 31.43944,
+        "lon": 34.40306,
+        "name": "Al Burayj"
+      },
+      {
+        "lat": 37.06498,
+        "lon": 30.19565,
+        "name": "Korkuteli"
+      },
+      {
+        "lat": 37.78361,
+        "lon": 37.63667,
+        "name": "G\u00f6lba\u015f\u0131"
+      },
+      {
+        "lat": 37.37899,
+        "lon": 55.493,
+        "name": "Kal\u0101leh"
+      },
+      {
+        "lat": 30.89315,
+        "lon": 49.40787,
+        "name": "R\u0101msh\u012br"
+      },
+      {
+        "lat": 25.21958,
+        "lon": 51.55323,
+        "name": "Ath Thum\u0101mah Khams\u016bn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1764353.95,
+      "perimeter_km": 6359.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -26.26786,
+        "lon": 28.12225,
+        "name": "Alberton"
+      },
+      {
+        "lat": -24.65451,
+        "lon": 25.90859,
+        "name": "Gaborone"
+      },
+      {
+        "lat": -25.668,
+        "lon": 28.73,
+        "name": "Ekangala"
+      },
+      {
+        "lat": -26.04027,
+        "lon": 30.79268,
+        "name": "Nhlazatje"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 21046.11,
+      "perimeter_km": 1069.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -21.71417,
+        "lon": -52.42222,
+        "name": "Bataguassu"
+      },
+      {
+        "lat": -13.4425,
+        "lon": -42.23889,
+        "name": "Paramirim"
+      },
+      {
+        "lat": -22.70111,
+        "lon": -46.76444,
+        "name": "Amparo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 324631.3,
+      "perimeter_km": 3144.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.1463,
+        "lon": 73.21168,
+        "name": "Abbottabad"
+      },
+      {
+        "lat": 28.00069,
+        "lon": 75.78644,
+        "name": "Khetri"
+      },
+      {
+        "lat": 23.70758,
+        "lon": 77.09319,
+        "name": "Narsinghgarh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 10942.09,
+      "perimeter_km": 2441.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.96667,
+        "lon": 131.4,
+        "name": "Takedamachi"
+      },
+      {
+        "lat": 34.6,
+        "lon": 118.05,
+        "name": "Zouzhuang"
+      },
+      {
+        "lat": 35.98106,
+        "lon": 136.48727,
+        "name": "Ono"
+      },
+      {
+        "lat": 35.40304,
+        "lon": 134.77118,
+        "name": "Yabu"
+      },
+      {
+        "lat": 35.76232,
+        "lon": 139.31952,
+        "name": "Hamura"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 329582.96,
+      "perimeter_km": 4295.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -26.57654,
+        "lon": 18.13359,
+        "name": "Keetmanshoop"
+      },
+      {
+        "lat": -24.67014,
+        "lon": 25.53975,
+        "name": "Thamaga"
+      },
+      {
+        "lat": -26.08159,
+        "lon": 25.88124,
+        "name": "Itsoseng"
+      },
+      {
+        "lat": -27.65036,
+        "lon": 27.23488,
+        "name": "Kroonstad"
+      },
+      {
+        "lat": -32.84721,
+        "lon": 27.44218,
+        "name": "Bhisho"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 395798.85,
+      "perimeter_km": 2867.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.64086,
+        "lon": -117.6031,
+        "name": "Rancho Santa Margarita"
+      },
+      {
+        "lat": 39.98526,
+        "lon": -104.82053,
+        "name": "Brighton"
+      },
+      {
+        "lat": 32.63958,
+        "lon": -96.53832,
+        "name": "Seagoville"
+      },
+      {
+        "lat": 22.49396,
+        "lon": -105.36369,
+        "name": "Acaponeta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1914098.73,
+      "perimeter_km": 5585.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 3.93135,
+        "lon": -76.48481,
+        "name": "Darien"
+      },
+      {
+        "lat": -3.25886,
+        "lon": -79.95876,
+        "name": "Machala"
+      },
+      {
+        "lat": 9.82767,
+        "lon": -75.1217,
+        "name": "San Jacinto"
+      },
+      {
+        "lat": 10.03672,
+        "lon": -73.23558,
+        "name": "Agust\u00edn Codazzi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 133380.55,
+      "perimeter_km": 3414.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.48333,
+        "lon": 2.18333,
+        "name": "Montcada i Reixac"
+      },
+      {
+        "lat": 44.20199,
+        "lon": 0.62055,
+        "name": "Agen"
+      },
+      {
+        "lat": 53.55018,
+        "lon": 9.94653,
+        "name": "Altona-Altstadt"
+      },
+      {
+        "lat": 52.47774,
+        "lon": 10.5511,
+        "name": "Gifhorn"
+      },
+      {
+        "lat": 59.32667,
+        "lon": 14.52386,
+        "name": "Karlskoga"
+      },
+      {
+        "lat": 41.47849,
+        "lon": 20.55945,
+        "name": "Centar \u017dupa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1867512.03,
+      "perimeter_km": 6051.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 42.8139,
+        "lon": -1.64295,
+        "name": "Segundo Ensanche"
+      },
+      {
+        "lat": 48.69515,
+        "lon": 9.70676,
+        "name": "Eislingen"
+      },
+      {
+        "lat": 45.49107,
+        "lon": 12.155,
+        "name": "Spinea-Orgnano"
+      },
+      {
+        "lat": 47.38449,
+        "lon": 19.2214,
+        "name": "Gy\u00e1l"
+      },
+      {
+        "lat": 40.40203,
+        "lon": 17.55267,
+        "name": "Sava"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 933190.88,
+      "perimeter_km": 4479.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.11342,
+        "lon": 145.28326,
+        "name": "Cranbourne"
+      },
+      {
+        "lat": -37.65,
+        "lon": 145.03333,
+        "name": "Epping"
+      },
+      {
+        "lat": -27.50578,
+        "lon": 153.10236,
+        "name": "Carindale"
+      },
+      {
+        "lat": -22.15757,
+        "lon": 166.4572,
+        "name": "Dumb\u00e9a"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 691939.66,
+      "perimeter_km": 5572.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 12.57329,
+        "lon": -8.02907,
+        "name": "Kalaban Koro"
+      },
+      {
+        "lat": 12.48735,
+        "lon": -6.80313,
+        "name": "Dio\u00efla"
+      },
+      {
+        "lat": 6.68848,
+        "lon": -1.62443,
+        "name": "Kumasi"
+      },
+      {
+        "lat": 5.92801,
+        "lon": -4.21319,
+        "name": "Agboville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 163687.91,
+      "perimeter_km": 2139.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 26.1498,
+        "lon": -97.91361,
+        "name": "Mercedes"
+      },
+      {
+        "lat": 28.70914,
+        "lon": -100.49952,
+        "name": "Eagle Pass"
+      },
+      {
+        "lat": 39.86804,
+        "lon": -104.97192,
+        "name": "Thornton"
+      },
+      {
+        "lat": 32.83707,
+        "lon": -97.08195,
+        "name": "Euless"
+      },
+      {
+        "lat": 36.03452,
+        "lon": -89.38563,
+        "name": "Dyersburg"
+      },
+      {
+        "lat": 15.40614,
+        "lon": -91.14682,
+        "name": "Nebaj"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1511855.41,
+      "perimeter_km": 7217.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -41.43876,
+        "lon": 147.13467,
+        "name": "Launceston"
+      },
+      {
+        "lat": -37.88264,
+        "lon": 144.7003,
+        "name": "Hoppers Crossing"
+      },
+      {
+        "lat": -27.44187,
+        "lon": 152.93861,
+        "name": "The Gap"
+      },
+      {
+        "lat": -31.09048,
+        "lon": 150.92905,
+        "name": "Tamworth"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 329639.62,
+      "perimeter_km": 3488.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 39.55228,
+        "lon": -84.23327,
+        "name": "Springboro"
+      },
+      {
+        "lat": 43.76737,
+        "lon": -79.1795,
+        "name": "West Hill"
+      },
+      {
+        "lat": 25.95065,
+        "lon": -80.12282,
+        "name": "Sunny Isles Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 408646.36,
+      "perimeter_km": 4171.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 24.21663,
+        "lon": 94.31216,
+        "name": "Tamu"
+      },
+      {
+        "lat": 25.57067,
+        "lon": 91.89771,
+        "name": "Laitumkhrah"
+      },
+      {
+        "lat": 26.30938,
+        "lon": 100.62513,
+        "name": "Qina"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 78124.93,
+      "perimeter_km": 1838.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 0.00624,
+        "lon": 37.07398,
+        "name": "Nanyuki"
+      },
+      {
+        "lat": 11.91667,
+        "lon": 37.7,
+        "name": "Werota"
+      },
+      {
+        "lat": 11.3,
+        "lon": 39.68333,
+        "name": "H\u0101yk\u2019"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 146054.77,
+      "perimeter_km": 2841.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 22.42441,
+        "lon": 114.11095,
+        "name": "New Territories"
+      },
+      {
+        "lat": 29.98869,
+        "lon": 122.20488,
+        "name": "Zhoushan"
+      },
+      {
+        "lat": 15.03601,
+        "lon": 120.69935,
+        "name": "Del Pilar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 625831.99,
+      "perimeter_km": 3909.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.88407,
+        "lon": -87.6333,
+        "name": "Chicago Loop"
+      },
+      {
+        "lat": 44.02163,
+        "lon": -92.4699,
+        "name": "Rochester"
+      },
+      {
+        "lat": 42.30865,
+        "lon": -83.48216,
+        "name": "Canton"
+      },
+      {
+        "lat": 41.13394,
+        "lon": -81.48456,
+        "name": "Cuyahoga Falls"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 78606.32,
+      "perimeter_km": 1942.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -5.75611,
+        "lon": -78.44111,
+        "name": "Bagua Grande"
+      },
+      {
+        "lat": 6.245,
+        "lon": -75.57151,
+        "name": "Medell\u00edn"
+      },
+      {
+        "lat": 9.7174,
+        "lon": -75.12023,
+        "name": "El Carmen de Bol\u00edvar"
+      },
+      {
+        "lat": 9.19992,
+        "lon": -73.54274,
+        "name": "Curuman\u00ed"
+      },
+      {
+        "lat": 4.70592,
+        "lon": -74.23021,
+        "name": "Mosquera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 263154.2,
+      "perimeter_km": 3702.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.45049,
+        "lon": -88.81961,
+        "name": "Starkville"
+      },
+      {
+        "lat": 41.28449,
+        "lon": -84.35578,
+        "name": "Defiance"
+      },
+      {
+        "lat": 42.96589,
+        "lon": -78.87004,
+        "name": "Kenmore"
+      },
+      {
+        "lat": 42.74702,
+        "lon": -73.75901,
+        "name": "Latham"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 367654.38,
+      "perimeter_km": 3533.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.11531,
+        "lon": 145.29814,
+        "name": "Cranbourne East"
+      },
+      {
+        "lat": -37.73261,
+        "lon": 144.86504,
+        "name": "Keilor East"
+      },
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.7061,
+        "lon": 150.7094,
+        "name": "Cranebrook"
+      },
+      {
+        "lat": -33.79798,
+        "lon": 151.28826,
+        "name": "Manly"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 324499.75,
+      "perimeter_km": 2594.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.76443,
+        "lon": -6.40785,
+        "name": "Okrouyo"
+      },
+      {
+        "lat": 6.73668,
+        "lon": -6.95487,
+        "name": "Gu\u00e9ssabo"
+      },
+      {
+        "lat": 7.69644,
+        "lon": -6.55352,
+        "name": "Vrouo"
+      },
+      {
+        "lat": 6.90412,
+        "lon": -2.56114,
+        "name": "Mim"
+      },
+      {
+        "lat": 7.83879,
+        "lon": 4.48672,
+        "name": "Ilobu"
+      },
+      {
+        "lat": 5.10535,
+        "lon": -1.2466,
+        "name": "Cape Coast"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 189599.32,
+      "perimeter_km": 2751.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 20.59,
+        "lon": 93.19062,
+        "name": "Mrauk U"
+      },
+      {
+        "lat": 23.6182,
+        "lon": 91.35596,
+        "name": "Barjala"
+      },
+      {
+        "lat": 26.89802,
+        "lon": 78.171,
+        "name": "R\u0101j\u0101khera"
+      },
+      {
+        "lat": 27.48652,
+        "lon": 95.43646,
+        "name": "M\u0101kum"
+      },
+      {
+        "lat": 24.66116,
+        "lon": 97.85262,
+        "name": "Taiping"
+      },
+      {
+        "lat": 21.03333,
+        "lon": 105.9,
+        "name": "Long Bien"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1251009.19,
+      "perimeter_km": 6103.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -25.28762,
+        "lon": 152.76936,
+        "name": "Hervey Bay"
+      },
+      {
+        "lat": -5.85746,
+        "lon": 144.23058,
+        "name": "Mount Hagen"
+      },
+      {
+        "lat": 1.3278,
+        "lon": 172.97696,
+        "name": "Tarawa"
+      },
+      {
+        "lat": -9.43056,
+        "lon": 159.92103,
+        "name": "Nggosi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 4807523.12,
+      "perimeter_km": 9429.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 21.65678,
+        "lon": 82.16062,
+        "name": "Baloda B\u0101z\u0101r"
+      },
+      {
+        "lat": 26.51963,
+        "lon": 89.20423,
+        "name": "F\u0101l\u0101k\u0101ta"
+      },
+      {
+        "lat": 26.8589,
+        "lon": 100.914,
+        "name": "Zhanhe"
+      },
+      {
+        "lat": 31.13019,
+        "lon": 104.38198,
+        "name": "Deyang"
+      },
+      {
+        "lat": 22.72171,
+        "lon": 113.29261,
+        "name": "Nantou"
+      },
+      {
+        "lat": 13.58333,
+        "lon": 100.81667,
+        "name": "Bang Bo District"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3817398.89,
+      "perimeter_km": 7758.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -34.74947,
+        "lon": -58.70158,
+        "name": "Pontevedra"
+      },
+      {
+        "lat": -30.3875,
+        "lon": -56.45139,
+        "name": "Quara\u00ed"
+      },
+      {
+        "lat": -18.77861,
+        "lon": -46.4075,
+        "name": "Lagoa Formosa"
+      },
+      {
+        "lat": -12.43028,
+        "lon": -39.25139,
+        "name": "Santo Est\u00eav\u00e3o"
+      },
+      {
+        "lat": -23.5275,
+        "lon": -46.9025,
+        "name": "Jandira"
+      },
+      {
+        "lat": -27.27611,
+        "lon": -48.84944,
+        "name": "S\u00e3o Jo\u00e3o Batista"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 677562.23,
+      "perimeter_km": 6398.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 9.05828,
+        "lon": 13.66605,
+        "name": "Lagdo"
+      },
+      {
+        "lat": 9.58126,
+        "lon": 8.2926,
+        "name": "Kafanchan"
+      },
+      {
+        "lat": 13.75737,
+        "lon": 7.9874,
+        "name": "Tessaoua"
+      },
+      {
+        "lat": 14.13333,
+        "lon": 25.55,
+        "name": "Mellit"
+      },
+      {
+        "lat": 0.84917,
+        "lon": 32.47306,
+        "name": "Luwero"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1840736.58,
+      "perimeter_km": 6888.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 27.15092,
+        "lon": 78.39781,
+        "name": "F\u012broz\u0101b\u0101d"
+      },
+      {
+        "lat": 28.72655,
+        "lon": 77.06689,
+        "name": "Begampur"
+      },
+      {
+        "lat": 43.75598,
+        "lon": 81.86063,
+        "name": "Weiwu'eryuqiwen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 145729.64,
+      "perimeter_km": 3815.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.39317,
+        "lon": 2.00689,
+        "name": "Sant Vicen\u00e7 dels Horts"
+      },
+      {
+        "lat": 51.41505,
+        "lon": 9.65046,
+        "name": "Hannoversch M\u00fcnden"
+      },
+      {
+        "lat": 49.45421,
+        "lon": 11.07752,
+        "name": "N\u00fcrnberg"
+      },
+      {
+        "lat": 45.61128,
+        "lon": 8.84914,
+        "name": "Busto Arsizio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 212545.46,
+      "perimeter_km": 2680.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 27.34167,
+        "lon": 68.03194,
+        "name": "New Badah"
+      },
+      {
+        "lat": 29.38242,
+        "lon": 70.91106,
+        "name": "Alipur"
+      },
+      {
+        "lat": 29.76096,
+        "lon": 76.56034,
+        "name": "P\u016bndri"
+      },
+      {
+        "lat": 17.54907,
+        "lon": 82.85749,
+        "name": "Elamanchili"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 703225.6,
+      "perimeter_km": 4280.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.38524,
+        "lon": -3.63726,
+        "name": "Palomeras Sureste"
+      },
+      {
+        "lat": 47.25931,
+        "lon": -0.07808,
+        "name": "Saumur"
+      },
+      {
+        "lat": 51.55551,
+        "lon": 5.0913,
+        "name": "Tilburg"
+      },
+      {
+        "lat": 50.08967,
+        "lon": 17.70385,
+        "name": "Krnov"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 636267.25,
+      "perimeter_km": 4299.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.81992,
+        "lon": 145.0358,
+        "name": "Hawthorn"
+      },
+      {
+        "lat": -34.28853,
+        "lon": 146.05093,
+        "name": "Griffith"
+      },
+      {
+        "lat": -35.28346,
+        "lon": 149.12807,
+        "name": "Canberra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 60045.88,
+      "perimeter_km": 1166.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 14.20463,
+        "lon": 101.21295,
+        "name": "Nakhon Nayok"
+      },
+      {
+        "lat": 16.77983,
+        "lon": 101.24225,
+        "name": "Lom Sak"
+      },
+      {
+        "lat": 25.06889,
+        "lon": 91.40243,
+        "name": "Sun\u0101mganj"
+      },
+      {
+        "lat": 29.69744,
+        "lon": 105.71369,
+        "name": "Longgang"
+      },
+      {
+        "lat": 30.23763,
+        "lon": 106.12704,
+        "name": "Sanmiao"
+      },
+      {
+        "lat": 22.32891,
+        "lon": 114.15399,
+        "name": "Fu Cheong Estate"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2261232.63,
+      "perimeter_km": 6060.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.0531,
+        "lon": -6.79846,
+        "name": "Sal\u00e9"
+      },
+      {
+        "lat": 35.41808,
+        "lon": 10.99475,
+        "name": "Ksour Essaf"
+      },
+      {
+        "lat": 33.48529,
+        "lon": 6.79693,
+        "name": "Guemar"
+      },
+      {
+        "lat": 33.19195,
+        "lon": 6.08695,
+        "name": "Megarine"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 192970.44,
+      "perimeter_km": 3341.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 14.64623,
+        "lon": -90.73427,
+        "name": "Sumpango"
+      },
+      {
+        "lat": 14.70413,
+        "lon": -91.86426,
+        "name": "Coatepeque"
+      },
+      {
+        "lat": 19.31108,
+        "lon": -99.57197,
+        "name": "San Pedro Totoltepec"
+      },
+      {
+        "lat": 19.5517,
+        "lon": -98.91867,
+        "name": "San Salvador Atenco"
+      },
+      {
+        "lat": 27.63864,
+        "lon": -80.39727,
+        "name": "Vero Beach"
+      },
+      {
+        "lat": 22.87199,
+        "lon": -82.42328,
+        "name": "La Salud"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1140120.52,
+      "perimeter_km": 5081.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.15679,
+        "lon": -94.96827,
+        "name": "Mount Pleasant"
+      },
+      {
+        "lat": 42.03336,
+        "lon": -87.73339,
+        "name": "Skokie"
+      },
+      {
+        "lat": 43.78329,
+        "lon": -79.35364,
+        "name": "Don Valley Village"
+      },
+      {
+        "lat": 25.05823,
+        "lon": -77.34306,
+        "name": "Nassau"
+      },
+      {
+        "lat": 26.13397,
+        "lon": -80.1131,
+        "name": "Sunrise"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1915692.57,
+      "perimeter_km": 5907.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.13216,
+        "lon": -84.30067,
+        "name": "Milton"
+      },
+      {
+        "lat": 41.52364,
+        "lon": -90.57764,
+        "name": "Davenport"
+      },
+      {
+        "lat": 43.8361,
+        "lon": -79.49827,
+        "name": "Vaughan"
+      },
+      {
+        "lat": 35.82348,
+        "lon": -78.82556,
+        "name": "Morrisville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 677397.29,
+      "perimeter_km": 3355.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.98333,
+        "lon": 129.08333,
+        "name": "Kamigot\u014d"
+      },
+      {
+        "lat": 36.88998,
+        "lon": 118.57379,
+        "name": "Heguan"
+      },
+      {
+        "lat": 41.25556,
+        "lon": 129.49278,
+        "name": "Hwas\u014fng"
+      },
+      {
+        "lat": 42.35118,
+        "lon": 130.38307,
+        "name": "S\u014fnbong"
+      },
+      {
+        "lat": 34.88333,
+        "lon": 136.85,
+        "name": "Tokoname"
+      },
+      {
+        "lat": 33.37081,
+        "lon": 131.53025,
+        "name": "Hiji"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 837259.91,
+      "perimeter_km": 4003.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 16.52539,
+        "lon": 107.4755,
+        "name": "H\u01b0\u01a1ng Tr\u00e0"
+      },
+      {
+        "lat": 14.4854,
+        "lon": 121.3062,
+        "name": "Pililla"
+      },
+      {
+        "lat": 12.67139,
+        "lon": 123.875,
+        "name": "Bulan"
+      },
+      {
+        "lat": 7.22889,
+        "lon": 124.25778,
+        "name": "Sultan Kudarat"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 633924.83,
+      "perimeter_km": 4544.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -15.75042,
+        "lon": 26.43839,
+        "name": "Namwala"
+      },
+      {
+        "lat": 13.31926,
+        "lon": 32.61316,
+        "name": "Al Jazeera Aba"
+      },
+      {
+        "lat": 8.15,
+        "lon": 38.81667,
+        "name": "Mek\u2019\u012b"
+      },
+      {
+        "lat": -3.33333,
+        "lon": 35.66667,
+        "name": "Kiratu"
+      },
+      {
+        "lat": -6.83333,
+        "lon": 36.98333,
+        "name": "Kilosa"
+      },
+      {
+        "lat": -14.87056,
+        "lon": 37.00444,
+        "name": "Mutu\u00e1li"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2526187.21,
+      "perimeter_km": 7961.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.98333,
+        "lon": -14.56667,
+        "name": "Koumpentoum"
+      },
+      {
+        "lat": 8.65759,
+        "lon": -5.29109,
+        "name": "Niakaramandougou"
+      },
+      {
+        "lat": 5.56054,
+        "lon": -6.58997,
+        "name": "Oupoyo"
+      },
+      {
+        "lat": 6.74202,
+        "lon": -7.34918,
+        "name": "Duekou\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 234012.49,
+      "perimeter_km": 2827.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.11806,
+        "lon": 35.13972,
+        "name": "En N\u00e2qo\u00fbra"
+      },
+      {
+        "lat": 30.8949,
+        "lon": 50.0931,
+        "name": "L\u012bkak"
+      },
+      {
+        "lat": 28.02136,
+        "lon": 69.54914,
+        "name": "Mirpur Mathelo"
+      },
+      {
+        "lat": 25.19272,
+        "lon": 55.42013,
+        "name": "Al Warqaa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1340819.32,
+      "perimeter_km": 6929.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 25.57765,
+        "lon": 85.07246,
+        "name": "Phulwari Sharif"
+      },
+      {
+        "lat": 29.96178,
+        "lon": 90.71875,
+        "name": "D\u00eaq\u00ean"
+      },
+      {
+        "lat": 34.15389,
+        "lon": 105.12972,
+        "name": "Shiqiao"
+      },
+      {
+        "lat": 19.4494,
+        "lon": 103.1917,
+        "name": "Muang Ph\u00f4nsavan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1727646.59,
+      "perimeter_km": 5799.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.18479,
+        "lon": -101.70684,
+        "name": "Plainview"
+      },
+      {
+        "lat": 41.8567,
+        "lon": -87.62477,
+        "name": "Near South Side"
+      },
+      {
+        "lat": 42.68279,
+        "lon": -89.01872,
+        "name": "Janesville"
+      },
+      {
+        "lat": 42.33065,
+        "lon": -71.09116,
+        "name": "Roxbury Crossing"
+      },
+      {
+        "lat": 40.70789,
+        "lon": -74.00857,
+        "name": "Financial District"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 871425.3,
+      "perimeter_km": 5951.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 51.74297,
+        "lon": 7.18163,
+        "name": "Haltern am See"
+      },
+      {
+        "lat": 59.38708,
+        "lon": 17.92754,
+        "name": "Rinkeby"
+      },
+      {
+        "lat": 53.23958,
+        "lon": 20.17004,
+        "name": "Dzia\u0142dowo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 311114.82,
+      "perimeter_km": 2674.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 6.4414,
+        "lon": 100.19862,
+        "name": "Kangar"
+      },
+      {
+        "lat": 13.79284,
+        "lon": 100.58298,
+        "name": "Khetsamsenok"
+      },
+      {
+        "lat": 15.24645,
+        "lon": 97.85506,
+        "name": "Ye"
+      },
+      {
+        "lat": 26.40107,
+        "lon": 90.27286,
+        "name": "Kokrajhar"
+      },
+      {
+        "lat": 22.59306,
+        "lon": 113.8889,
+        "name": "Xixiang"
+      },
+      {
+        "lat": 12.77972,
+        "lon": 101.64831,
+        "name": "Klaeng"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3227127.53,
+      "perimeter_km": 7460.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 43.18725,
+        "lon": -2.50261,
+        "name": "Ermua"
+      },
+      {
+        "lat": 51.33705,
+        "lon": -0.74261,
+        "name": "Camberley"
+      },
+      {
+        "lat": 51.16697,
+        "lon": 4.45127,
+        "name": "Mortsel"
+      },
+      {
+        "lat": 51.66122,
+        "lon": 12.26873,
+        "name": "Wolfen"
+      },
+      {
+        "lat": 50.95843,
+        "lon": 13.93702,
+        "name": "Pirna"
+      },
+      {
+        "lat": 51.07592,
+        "lon": 17.72284,
+        "name": "Namys\u0142\u00f3w"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 551000.1,
+      "perimeter_km": 3982.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.72672,
+        "lon": -84.27246,
+        "name": "Candler-McAfee"
+      },
+      {
+        "lat": 38.6245,
+        "lon": -90.15094,
+        "name": "East Saint Louis"
+      },
+      {
+        "lat": 41.51922,
+        "lon": -81.4579,
+        "name": "Mayfield Heights"
+      },
+      {
+        "lat": 37.64292,
+        "lon": -77.50887,
+        "name": "Laurel"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 493578.15,
+      "perimeter_km": 2861.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -8.83682,
+        "lon": 13.23432,
+        "name": "Luanda"
+      },
+      {
+        "lat": -7.31473,
+        "lon": 16.0024,
+        "name": "Sanza Pombo"
+      },
+      {
+        "lat": -0.60467,
+        "lon": 30.64851,
+        "name": "Mbarara"
+      },
+      {
+        "lat": -5.01622,
+        "lon": 32.82663,
+        "name": "Tabora"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 618117.46,
+      "perimeter_km": 4885.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 48.15127,
+        "lon": 17.88062,
+        "name": "\u0160a\u013ea"
+      },
+      {
+        "lat": 58.46151,
+        "lon": 8.77253,
+        "name": "Arendal"
+      },
+      {
+        "lat": 56.85836,
+        "lon": 35.90057,
+        "name": "Tver"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 938282.93,
+      "perimeter_km": 4455.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 51.43173,
+        "lon": -0.45761,
+        "name": "Ashford"
+      },
+      {
+        "lat": 51.74297,
+        "lon": 7.18163,
+        "name": "Haltern am See"
+      },
+      {
+        "lat": 56.1697,
+        "lon": 9.54508,
+        "name": "Silkeborg"
+      },
+      {
+        "lat": 50.31297,
+        "lon": 11.91261,
+        "name": "Hof"
+      },
+      {
+        "lat": 43.10389,
+        "lon": 20.80278,
+        "name": "Leposaviq"
+      },
+      {
+        "lat": 40.73757,
+        "lon": 13.86003,
+        "name": "Forio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1156066.22,
+      "perimeter_km": 5011.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 21.25993,
+        "lon": -98.78935,
+        "name": "Tamazunchale"
+      },
+      {
+        "lat": 30.72353,
+        "lon": -95.55078,
+        "name": "Huntsville"
+      },
+      {
+        "lat": 30.43826,
+        "lon": -84.28073,
+        "name": "Tallahassee"
+      },
+      {
+        "lat": 22.41479,
+        "lon": -80.2931,
+        "name": "Lajas"
+      },
+      {
+        "lat": 18.87309,
+        "lon": -71.51656,
+        "name": "Las Matas de Farf\u00e1n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1795184.93,
+      "perimeter_km": 7007.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.98333,
+        "lon": 132.93333,
+        "name": "Nakamura"
+      },
+      {
+        "lat": 36.81083,
+        "lon": 127.79472,
+        "name": "Koesan"
+      },
+      {
+        "lat": 40.28533,
+        "lon": 141.62875,
+        "name": "\u014cno"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 355801.78,
+      "perimeter_km": 3016.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 11.5183,
+        "lon": 79.32411,
+        "name": "Vriddh\u0101chalam"
+      },
+      {
+        "lat": 17.59728,
+        "lon": 80.00207,
+        "name": "Mahb\u016bb\u0101b\u0101d"
+      },
+      {
+        "lat": 20.1001,
+        "lon": 79.11442,
+        "name": "Bhadravati"
+      },
+      {
+        "lat": 25.23947,
+        "lon": 78.47028,
+        "name": "Bab\u012bna"
+      },
+      {
+        "lat": 25.26907,
+        "lon": 83.02971,
+        "name": "R\u0101mnagar"
+      },
+      {
+        "lat": 25.01881,
+        "lon": 90.01751,
+        "name": "Sherpur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 960784.69,
+      "perimeter_km": 4587.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.07758,
+        "lon": 145.29871,
+        "name": "Cranbourne North"
+      },
+      {
+        "lat": -31.09048,
+        "lon": 150.92905,
+        "name": "Tamworth"
+      },
+      {
+        "lat": -31.43084,
+        "lon": 152.90894,
+        "name": "Port Macquarie"
+      },
+      {
+        "lat": -33.90034,
+        "lon": 151.05563,
+        "name": "Greenacre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 110921.02,
+      "perimeter_km": 2144.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 15.14205,
+        "lon": 76.92398,
+        "name": "Ballari"
+      },
+      {
+        "lat": 17.63359,
+        "lon": 74.78773,
+        "name": "Mhaswad"
+      },
+      {
+        "lat": 18.87074,
+        "lon": 79.42863,
+        "name": "Mancherial"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 83846.41,
+      "perimeter_km": 1360.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -10.98303,
+        "lon": 26.7384,
+        "name": "Likasi"
+      },
+      {
+        "lat": -4.36667,
+        "lon": 35.08333,
+        "name": "Basotu"
+      },
+      {
+        "lat": -11.01863,
+        "lon": 33.85746,
+        "name": "Rumphi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 287809.36,
+      "perimeter_km": 2706.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.40648,
+        "lon": -87.00553,
+        "name": "Midway"
+      },
+      {
+        "lat": 37.97476,
+        "lon": -87.55585,
+        "name": "Evansville"
+      },
+      {
+        "lat": 43.13339,
+        "lon": -80.7497,
+        "name": "Woodstock"
+      },
+      {
+        "lat": 42.90395,
+        "lon": -78.69225,
+        "name": "Depew"
+      },
+      {
+        "lat": 40.33813,
+        "lon": -79.97894,
+        "name": "Baldwin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 414614.06,
+      "perimeter_km": 3402.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -25.44613,
+        "lon": -56.43928,
+        "name": "Coronel Oviedo"
+      },
+      {
+        "lat": -20.78765,
+        "lon": -51.70338,
+        "name": "Tr\u00eas Lagoas"
+      },
+      {
+        "lat": -12.67,
+        "lon": -39.10194,
+        "name": "Cruz das Almas"
+      },
+      {
+        "lat": -22.11667,
+        "lon": -43.20917,
+        "name": "Tr\u00eas Rios"
+      },
+      {
+        "lat": -23.53936,
+        "lon": -46.51788,
+        "name": "Vila Matilde"
+      },
+      {
+        "lat": -22.97056,
+        "lon": -46.99583,
+        "name": "Valinhos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 836083.18,
+      "perimeter_km": 4912.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 47.52729,
+        "lon": 39.4193,
+        "name": "Persianovka"
+      },
+      {
+        "lat": 47.23627,
+        "lon": 38.9053,
+        "name": "Taganrog"
+      },
+      {
+        "lat": 58.19077,
+        "lon": 40.17081,
+        "name": "Danilov"
+      },
+      {
+        "lat": 58.30348,
+        "lon": 48.33745,
+        "name": "Kotel\u2019nich"
+      },
+      {
+        "lat": 67.58355,
+        "lon": 63.79399,
+        "name": "Vorgashor"
+      },
+      {
+        "lat": 59.76831,
+        "lon": 60.0062,
+        "name": "Karpinsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 897949.29,
+      "perimeter_km": 5831.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 26.59034,
+        "lon": 12.77511,
+        "name": "Ubari"
+      },
+      {
+        "lat": 30.97063,
+        "lon": 31.1669,
+        "name": "Al Ma\u1e29allah al Kubr\u00e1"
+      },
+      {
+        "lat": 29.84144,
+        "lon": 31.30084,
+        "name": "\u1e28alw\u0101n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 117479.53,
+      "perimeter_km": 3829.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -41.05584,
+        "lon": 145.90375,
+        "name": "Burnie"
+      },
+      {
+        "lat": -37.90561,
+        "lon": 145.00279,
+        "name": "Brighton"
+      },
+      {
+        "lat": -33.79068,
+        "lon": 150.6693,
+        "name": "Glenmore Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 108758.83,
+      "perimeter_km": 1954.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -29.68417,
+        "lon": -53.80694,
+        "name": "Santa Maria"
+      },
+      {
+        "lat": -25.39048,
+        "lon": -51.46541,
+        "name": "Guarapuava"
+      },
+      {
+        "lat": -19.72806,
+        "lon": -50.19556,
+        "name": "Iturama"
+      },
+      {
+        "lat": -21.97556,
+        "lon": -45.35028,
+        "name": "Lambari"
+      },
+      {
+        "lat": -28.59914,
+        "lon": -49.32334,
+        "name": "Cocal do Sul"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 495207.13,
+      "perimeter_km": 3024.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 21.64673,
+        "lon": 110.28172,
+        "name": "Lianjiang"
+      },
+      {
+        "lat": 14.17056,
+        "lon": 120.92361,
+        "name": "Amadeo"
+      },
+      {
+        "lat": 10.38697,
+        "lon": 123.2227,
+        "name": "Canlaon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 124018.86,
+      "perimeter_km": 3751.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -18.22047,
+        "lon": -49.72993,
+        "name": "Bom Jesus de Goi\u00e1s"
+      },
+      {
+        "lat": -2.59083,
+        "lon": -51.95417,
+        "name": "Senador Jos\u00e9 Porf\u00edrio"
+      },
+      {
+        "lat": -8.13389,
+        "lon": -35.85639,
+        "name": "Riacho das Almas"
+      },
+      {
+        "lat": -10.86278,
+        "lon": -40.13361,
+        "name": "Ponto Novo"
+      },
+      {
+        "lat": -22.52306,
+        "lon": -44.10417,
+        "name": "Volta Redonda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2005619.36,
+      "perimeter_km": 6318.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.95996,
+        "lon": -1.77792,
+        "name": "Dunkwa"
+      },
+      {
+        "lat": 5.01133,
+        "lon": -9.0388,
+        "name": "Greenville"
+      },
+      {
+        "lat": 11.52941,
+        "lon": -2.76797,
+        "name": "Fara Department"
+      },
+      {
+        "lat": 10.31032,
+        "lon": 9.84388,
+        "name": "Bauchi"
+      },
+      {
+        "lat": -0.71933,
+        "lon": 8.78151,
+        "name": "Port-Gentil"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1440760.51,
+      "perimeter_km": 5814.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -12.15,
+        "lon": 17.28333,
+        "name": "Catabola"
+      },
+      {
+        "lat": -12.1688,
+        "lon": 26.38938,
+        "name": "Solwezi"
+      },
+      {
+        "lat": -19.67016,
+        "lon": 30.00589,
+        "name": "Shurugwi"
+      },
+      {
+        "lat": -20.93622,
+        "lon": 29.00698,
+        "name": "Gwanda"
+      },
+      {
+        "lat": -25.91849,
+        "lon": 28.19881,
+        "name": "Midstream"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 954553.01,
+      "perimeter_km": 4555.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 36.3126,
+        "lon": -95.61609,
+        "name": "Claremore"
+      },
+      {
+        "lat": 48.23656,
+        "lon": -79.02311,
+        "name": "Rouyn-Noranda"
+      },
+      {
+        "lat": 33.5018,
+        "lon": -81.96512,
+        "name": "North Augusta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1051906.18,
+      "perimeter_km": 4834.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -11.13556,
+        "lon": -42.11278,
+        "name": "Central"
+      },
+      {
+        "lat": -4.27333,
+        "lon": -41.77694,
+        "name": "Piripiri"
+      },
+      {
+        "lat": -7.09639,
+        "lon": -35.23278,
+        "name": "Sap\u00e9"
+      },
+      {
+        "lat": -8.66361,
+        "lon": -36.32,
+        "name": "Lajedo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 320060.49,
+      "perimeter_km": 2455.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 2.7389,
+        "lon": 102.2487,
+        "name": "Kuala Pilah"
+      },
+      {
+        "lat": 5.36301,
+        "lon": 100.4667,
+        "name": "Bukit Mertajam"
+      },
+      {
+        "lat": 13.69634,
+        "lon": 100.54212,
+        "name": "Yan Nawa"
+      },
+      {
+        "lat": -6.8487,
+        "lon": 108.6422,
+        "name": "Karangsembung"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 431664.02,
+      "perimeter_km": 5013.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 2.48075,
+        "lon": -78.10972,
+        "name": "El Charco"
+      },
+      {
+        "lat": 9.03886,
+        "lon": -75.78969,
+        "name": "Cotorra"
+      },
+      {
+        "lat": 10.39817,
+        "lon": -75.49328,
+        "name": "Cartagena"
+      },
+      {
+        "lat": 9.24194,
+        "lon": -74.42667,
+        "name": "Momp\u00f3s"
+      },
+      {
+        "lat": 10.3401,
+        "lon": -68.74297,
+        "name": "San Felipe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 286072.93,
+      "perimeter_km": 3089.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 27.04514,
+        "lon": 31.31845,
+        "name": "Ab\u016b T\u012bj"
+      },
+      {
+        "lat": 28.91667,
+        "lon": 30.85,
+        "name": "Sumus\u0163\u0101 as Sul\u0163\u0101n\u012b"
+      },
+      {
+        "lat": 31.16757,
+        "lon": 31.80125,
+        "name": "M\u012bt Sals\u012bl"
+      },
+      {
+        "lat": 28.35831,
+        "lon": 33.07829,
+        "name": "Ras Gharib"
+      },
+      {
+        "lat": 14.18722,
+        "lon": 39.56389,
+        "name": "Idaga Hamus"
+      },
+      {
+        "lat": 12.6,
+        "lon": 37.46667,
+        "name": "Gonder"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 477992.65,
+      "perimeter_km": 4544.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -11.02889,
+        "lon": -68.74139,
+        "name": "Epitaciol\u00e2ndia"
+      },
+      {
+        "lat": -10.1497,
+        "lon": -67.73741,
+        "name": "Senador Guiomard"
+      },
+      {
+        "lat": -3.83667,
+        "lon": -62.05694,
+        "name": "Codaj\u00e1s"
+      },
+      {
+        "lat": -2.03444,
+        "lon": -60.025,
+        "name": "Presidente Figueiredo"
+      },
+      {
+        "lat": -7.31056,
+        "lon": -50.04833,
+        "name": "Rio Maria"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 871189.79,
+      "perimeter_km": 4733.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 23.11316,
+        "lon": 70.02671,
+        "name": "Anj\u0101r"
+      },
+      {
+        "lat": 25.81459,
+        "lon": 68.42198,
+        "name": "Hala"
+      },
+      {
+        "lat": 29.57517,
+        "lon": 71.02209,
+        "name": "Shahr Sultan"
+      },
+      {
+        "lat": 17.14054,
+        "lon": 79.62045,
+        "name": "Suri\u0101pet"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 472212.79,
+      "perimeter_km": 3669.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.9,
+        "lon": 145.18333,
+        "name": "Wheelers Hill"
+      },
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      },
+      {
+        "lat": -28.07071,
+        "lon": 153.39329,
+        "name": "Robina"
+      },
+      {
+        "lat": -33.8188,
+        "lon": 151.1062,
+        "name": "Ryde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 131897.47,
+      "perimeter_km": 2709.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 37.2647,
+        "lon": -6.51667,
+        "name": "Almonte"
+      },
+      {
+        "lat": 53.30221,
+        "lon": -1.47507,
+        "name": "Dronfield"
+      },
+      {
+        "lat": 45.5305,
+        "lon": 9.13954,
+        "name": "Novate Milanese"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 915467.46,
+      "perimeter_km": 4571.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -14.27806,
+        "lon": -170.7025,
+        "name": "Pago Pago"
+      },
+      {
+        "lat": -17.61686,
+        "lon": 177.45049,
+        "name": "Lautoka"
+      },
+      {
+        "lat": -18.13683,
+        "lon": 178.42531,
+        "name": "Suva"
+      },
+      {
+        "lat": -22.26257,
+        "lon": 166.56621,
+        "name": "Mont-Dore"
+      },
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1098250.0,
+      "perimeter_km": 6265.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 22.04171,
+        "lon": 75.05519,
+        "name": "Anjad"
+      },
+      {
+        "lat": 13.17594,
+        "lon": 79.61637,
+        "name": "Thiruthani"
+      },
+      {
+        "lat": 11.93983,
+        "lon": 79.77127,
+        "name": "Kurumbapet"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 24164.27,
+      "perimeter_km": 2465.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -22.26257,
+        "lon": 166.56621,
+        "name": "Mont-Dore"
+      },
+      {
+        "lat": -36.93754,
+        "lon": 174.65584,
+        "name": "Titirangi"
+      },
+      {
+        "lat": -41.13827,
+        "lon": 175.0502,
+        "name": "Upper Hutt"
+      },
+      {
+        "lat": -43.58333,
+        "lon": 172.38333,
+        "name": "Rolleston"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 520148.15,
+      "perimeter_km": 5055.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.41033,
+        "lon": -16.70815,
+        "name": "Sukuta"
+      },
+      {
+        "lat": 6.10694,
+        "lon": -3.86194,
+        "name": "Adzop\u00e9"
+      },
+      {
+        "lat": 6.65623,
+        "lon": -6.16609,
+        "name": "Gadouan"
+      },
+      {
+        "lat": 5.84752,
+        "lon": -5.682,
+        "name": "Lakota"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 94531.83,
+      "perimeter_km": 3462.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 17.7,
+        "lon": 83.21667,
+        "name": "Gajuwaka"
+      },
+      {
+        "lat": 24.33353,
+        "lon": 93.66999,
+        "name": "Chur\u0101ch\u0101ndpur"
+      },
+      {
+        "lat": 1.36259,
+        "lon": 109.30093,
+        "name": "Kota Sambas"
+      },
+      {
+        "lat": 7.90963,
+        "lon": 98.40248,
+        "name": "Ban Ratsada"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2160935.06,
+      "perimeter_km": 7750.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 17.506,
+        "lon": -13.0927,
+        "name": "Mag\u1e6da\u2018 La\u1e25jar"
+      },
+      {
+        "lat": 16.6614,
+        "lon": -9.6149,
+        "name": "Ayoun El Atrous"
+      },
+      {
+        "lat": 13.29701,
+        "lon": -4.89627,
+        "name": "San"
+      },
+      {
+        "lat": 12.75844,
+        "lon": -2.89879,
+        "name": "Toma"
+      },
+      {
+        "lat": 7.85367,
+        "lon": 3.93235,
+        "name": "Oyo"
+      },
+      {
+        "lat": 8.85488,
+        "lon": 0.05922,
+        "name": "Bimbila"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 290806.81,
+      "perimeter_km": 4318.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 11.17989,
+        "lon": 75.84141,
+        "name": "Ferokh"
+      },
+      {
+        "lat": 23.83238,
+        "lon": 71.6047,
+        "name": "R\u0101dhanpur"
+      },
+      {
+        "lat": 17.05183,
+        "lon": 76.99048,
+        "name": "W\u0101di"
+      },
+      {
+        "lat": 12.89306,
+        "lon": 79.13445,
+        "name": "Palavansathu"
+      },
+      {
+        "lat": 11.01782,
+        "lon": 77.06285,
+        "name": "Irug\u016br"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 349066.5,
+      "perimeter_km": 3374.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 27.80058,
+        "lon": -97.39638,
+        "name": "Corpus Christi"
+      },
+      {
+        "lat": 32.51599,
+        "lon": -93.73212,
+        "name": "Bossier City"
+      },
+      {
+        "lat": 38.91144,
+        "lon": -90.15066,
+        "name": "Upper Alton"
+      },
+      {
+        "lat": 42.36363,
+        "lon": -87.84479,
+        "name": "Waukegan"
+      },
+      {
+        "lat": 40.05039,
+        "lon": -75.09156,
+        "name": "Lawndale"
+      },
+      {
+        "lat": 35.99403,
+        "lon": -78.89862,
+        "name": "Durham"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1318504.09,
+      "perimeter_km": 5464.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 35.44934,
+        "lon": 119.23607,
+        "name": "Xihu"
+      },
+      {
+        "lat": 36.83389,
+        "lon": 118.89778,
+        "name": "Daotian"
+      },
+      {
+        "lat": 46.32452,
+        "lon": 132.1897,
+        "name": "Baoqing"
+      },
+      {
+        "lat": 37.56444,
+        "lon": 139.82178,
+        "name": "Bange"
+      },
+      {
+        "lat": 36.40263,
+        "lon": 136.45088,
+        "name": "Komatsu"
+      },
+      {
+        "lat": 33.68333,
+        "lon": 135.35,
+        "name": "Shirahama"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1381051.37,
+      "perimeter_km": 4972.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 48.48416,
+        "lon": 34.01708,
+        "name": "Vilnohirsk"
+      },
+      {
+        "lat": 49.66926,
+        "lon": 32.03637,
+        "name": "Zolotonosha"
+      },
+      {
+        "lat": 49.79467,
+        "lon": 23.15077,
+        "name": "Mostyska"
+      },
+      {
+        "lat": 59.89565,
+        "lon": 29.80145,
+        "name": "Petrodvorets"
+      },
+      {
+        "lat": 55.57259,
+        "lon": 39.53417,
+        "name": "Shatura"
+      },
+      {
+        "lat": 53.64976,
+        "lon": 47.12715,
+        "name": "Barysh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1058280.73,
+      "perimeter_km": 4395.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -13.13667,
+        "lon": 28.41661,
+        "name": "Luanshya"
+      },
+      {
+        "lat": -12.31477,
+        "lon": 25.84862,
+        "name": "Manyama"
+      },
+      {
+        "lat": -6.47833,
+        "lon": 16.81735,
+        "name": "Kasongo-Lunda"
+      },
+      {
+        "lat": -2.2246,
+        "lon": 29.79088,
+        "name": "Ruhango"
+      },
+      {
+        "lat": -3.63333,
+        "lon": 32.18333,
+        "name": "Masumbwe"
+      },
+      {
+        "lat": -6.7,
+        "lon": 38.73333,
+        "name": "Mlandizi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1507141.45,
+      "perimeter_km": 5437.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.85059,
+        "lon": -87.79367,
+        "name": "Berwyn"
+      },
+      {
+        "lat": 43.76489,
+        "lon": -79.52198,
+        "name": "Black Creek"
+      },
+      {
+        "lat": 44.77599,
+        "lon": -63.67865,
+        "name": "Lower Sackville"
+      },
+      {
+        "lat": 40.73232,
+        "lon": -74.23487,
+        "name": "Irvington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 403878.76,
+      "perimeter_km": 4081.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 9.67826,
+        "lon": 77.24951,
+        "name": "Gudalur"
+      },
+      {
+        "lat": 20.19718,
+        "lon": 72.75035,
+        "name": "Umarg\u0101m"
+      },
+      {
+        "lat": 19.79825,
+        "lon": 85.82494,
+        "name": "Puri"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 800040.33,
+      "perimeter_km": 4085.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.66092,
+        "lon": 107.67895,
+        "name": "Renxian"
+      },
+      {
+        "lat": 33.90139,
+        "lon": 105.82194,
+        "name": "Jiangluo"
+      },
+      {
+        "lat": 34.94139,
+        "lon": 106.29639,
+        "name": "Gongmen"
+      },
+      {
+        "lat": 34.9505,
+        "lon": 127.48784,
+        "name": "Suncheon"
+      },
+      {
+        "lat": 24.07327,
+        "lon": 120.56276,
+        "name": "Chang-hua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1506177.18,
+      "perimeter_km": 5300.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -10.73912,
+        "lon": 17.71766,
+        "name": "Luquembo"
+      },
+      {
+        "lat": 4.94273,
+        "lon": 15.87735,
+        "name": "Carnot"
+      },
+      {
+        "lat": 6.98533,
+        "lon": 15.64062,
+        "name": "Bocaranga"
+      },
+      {
+        "lat": -11.83431,
+        "lon": 31.45287,
+        "name": "Mpika"
+      },
+      {
+        "lat": -10.37812,
+        "lon": 24.54516,
+        "name": "Malemba"
+      },
+      {
+        "lat": -18.20476,
+        "lon": 28.9349,
+        "name": "Gokwe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1900184.59,
+      "perimeter_km": 7937.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -22.75528,
+        "lon": -46.14472,
+        "name": "Camanducaia"
+      },
+      {
+        "lat": -7.02194,
+        "lon": -45.48111,
+        "name": "S\u00e3o Raimundo das Mangabeiras"
+      },
+      {
+        "lat": -4.14167,
+        "lon": -40.58222,
+        "name": "Reriutaba"
+      },
+      {
+        "lat": -7.50528,
+        "lon": -35.31833,
+        "name": "Timba\u00faba"
+      },
+      {
+        "lat": -9.38861,
+        "lon": -37.99917,
+        "name": "Delmiro Gouveia"
+      },
+      {
+        "lat": -11.66028,
+        "lon": -38.08139,
+        "name": "Apor\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1422188.59,
+      "perimeter_km": 5187.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 47.02413,
+        "lon": 4.83887,
+        "name": "Beaune"
+      },
+      {
+        "lat": 48.88109,
+        "lon": 2.59295,
+        "name": "Chelles"
+      },
+      {
+        "lat": 54.13503,
+        "lon": 10.61148,
+        "name": "Eutin"
+      },
+      {
+        "lat": 49.95109,
+        "lon": 15.79558,
+        "name": "Chrudim"
+      },
+      {
+        "lat": 48.64683,
+        "lon": 9.45378,
+        "name": "Kirchheim unter Teck"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 358149.28,
+      "perimeter_km": 2525.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -34.29175,
+        "lon": -60.2545,
+        "name": "Salto"
+      },
+      {
+        "lat": -31.39195,
+        "lon": -58.01706,
+        "name": "Concordia"
+      },
+      {
+        "lat": -24.22083,
+        "lon": -48.76556,
+        "name": "Ribeir\u00e3o Branco"
+      },
+      {
+        "lat": -23.66778,
+        "lon": -46.46139,
+        "name": "Mau\u00e1"
+      },
+      {
+        "lat": -26.37028,
+        "lon": -50.14444,
+        "name": "Papanduva"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 216792.24,
+      "perimeter_km": 3621.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 16.02148,
+        "lon": 80.91808,
+        "name": "Avanigadda"
+      },
+      {
+        "lat": 9.80701,
+        "lon": 77.32718,
+        "name": "Uttamap\u0101laiyam"
+      },
+      {
+        "lat": 8.83726,
+        "lon": 76.64505,
+        "name": "Mayyan\u0101d"
+      },
+      {
+        "lat": 28.96399,
+        "lon": 80.17715,
+        "name": "Bhimdatta"
+      },
+      {
+        "lat": 20.70833,
+        "lon": 83.13263,
+        "name": "Patn\u0101garh"
+      },
+      {
+        "lat": 25.86785,
+        "lon": 94.78572,
+        "name": "Kiphire"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 794216.92,
+      "perimeter_km": 7284.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 18.70025,
+        "lon": -99.18357,
+        "name": "Santa Rosa Treinta"
+      },
+      {
+        "lat": 19.34472,
+        "lon": -99.59194,
+        "name": "San Jos\u00e9 Guadalupe Otzacatipan"
+      },
+      {
+        "lat": 25.78861,
+        "lon": -100.44778,
+        "name": "Parque Industrial Ciudad Mitras"
+      },
+      {
+        "lat": 39.09973,
+        "lon": -94.57857,
+        "name": "Kansas City"
+      },
+      {
+        "lat": 21.28298,
+        "lon": -89.66416,
+        "name": "Progreso"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1381922.61,
+      "perimeter_km": 5454.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 9.57046,
+        "lon": 76.32756,
+        "name": "Kalavoor"
+      },
+      {
+        "lat": 14.79354,
+        "lon": 75.40448,
+        "name": "H\u0101veri"
+      },
+      {
+        "lat": 22.04671,
+        "lon": 73.11814,
+        "name": "Karjan"
+      },
+      {
+        "lat": 22.22496,
+        "lon": 84.86414,
+        "name": "Rourkela"
+      },
+      {
+        "lat": 9.90396,
+        "lon": 78.14326,
+        "name": "Anupp\u0101nadi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1005306.29,
+      "perimeter_km": 4389.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.36446,
+        "lon": -98.76481,
+        "name": "Great Bend"
+      },
+      {
+        "lat": 38.59227,
+        "lon": -89.91121,
+        "name": "O'Fallon"
+      },
+      {
+        "lat": 42.35843,
+        "lon": -71.05977,
+        "name": "Boston"
+      },
+      {
+        "lat": 40.08927,
+        "lon": -75.39602,
+        "name": "King of Prussia"
+      },
+      {
+        "lat": 27.63864,
+        "lon": -80.39727,
+        "name": "Vero Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1926703.23,
+      "perimeter_km": 6396.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 25.52699,
+        "lon": -103.2285,
+        "name": "Matamoros"
+      },
+      {
+        "lat": 34.04529,
+        "lon": -117.94367,
+        "name": "Valinda"
+      },
+      {
+        "lat": 37.7528,
+        "lon": -100.01708,
+        "name": "Dodge City"
+      },
+      {
+        "lat": 30.41131,
+        "lon": -88.82781,
+        "name": "Ocean Springs"
+      },
+      {
+        "lat": 22.28519,
+        "lon": -97.87777,
+        "name": "Tampico"
+      },
+      {
+        "lat": 18.10721,
+        "lon": -95.87904,
+        "name": "Loma Bonita"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2427331.6,
+      "perimeter_km": 7585.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 14.58939,
+        "lon": -91.52144,
+        "name": "San Francisco Zapotitl\u00e1n"
+      },
+      {
+        "lat": 18.37908,
+        "lon": -97.25867,
+        "name": "Ajalpan"
+      },
+      {
+        "lat": 23.09387,
+        "lon": -82.37191,
+        "name": "V\u00edbora"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 497844.31,
+      "perimeter_km": 3724.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -45.57524,
+        "lon": -72.06619,
+        "name": "Coyhaique"
+      },
+      {
+        "lat": -32.78588,
+        "lon": -71.53222,
+        "name": "Quintero"
+      },
+      {
+        "lat": -33.53009,
+        "lon": -58.21701,
+        "name": "Dolores"
+      },
+      {
+        "lat": -34.00023,
+        "lon": -58.28402,
+        "name": "Carmelo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 908185.14,
+      "perimeter_km": 4456.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 10.26597,
+        "lon": 76.34767,
+        "name": "Koratti"
+      },
+      {
+        "lat": 11.69699,
+        "lon": 75.63491,
+        "name": "T\u016bn\u0113ri"
+      },
+      {
+        "lat": 15.38914,
+        "lon": 73.81491,
+        "name": "Mormugao"
+      },
+      {
+        "lat": 31.32556,
+        "lon": 75.57917,
+        "name": "Jalandhar"
+      },
+      {
+        "lat": 25.02013,
+        "lon": 79.22818,
+        "name": "Palera"
+      },
+      {
+        "lat": 26.4835,
+        "lon": 89.52286,
+        "name": "Al\u012bpur Du\u0101r"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1516760.36,
+      "perimeter_km": 6516.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -5.83861,
+        "lon": 13.46306,
+        "name": "Matadi"
+      },
+      {
+        "lat": 12.11451,
+        "lon": 12.8262,
+        "name": "Magumeri"
+      },
+      {
+        "lat": 0.675,
+        "lon": 29.9926,
+        "name": "Nyahuka"
+      },
+      {
+        "lat": -15.75042,
+        "lon": 26.43839,
+        "name": "Namwala"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3415381.63,
+      "perimeter_km": 7940.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 44.38333,
+        "lon": 26.16667,
+        "name": "Pope\u015fti-Leordeni"
+      },
+      {
+        "lat": 47.47754,
+        "lon": 19.09081,
+        "name": "Ferencv\u00e1ros"
+      },
+      {
+        "lat": 53.89218,
+        "lon": 11.45563,
+        "name": "Wismar"
+      },
+      {
+        "lat": 50.75784,
+        "lon": 25.35024,
+        "name": "Lutsk"
+      },
+      {
+        "lat": 55.9,
+        "lon": 37.55,
+        "name": "Vagonoremont"
+      },
+      {
+        "lat": 43.23861,
+        "lon": 45.05028,
+        "name": "Nesterovskaya"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1723827.96,
+      "perimeter_km": 6555.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 24.08954,
+        "lon": 38.0618,
+        "name": "Yanbu"
+      },
+      {
+        "lat": 33.01809,
+        "lon": 36.12828,
+        "name": "Inkhil"
+      },
+      {
+        "lat": 36.26877,
+        "lon": 50.0041,
+        "name": "Qazvin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 663357.52,
+      "perimeter_km": 4101.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 9.18173,
+        "lon": 76.50093,
+        "name": "Kayamkulam"
+      },
+      {
+        "lat": 10.99342,
+        "lon": 75.93504,
+        "name": "Tennala"
+      },
+      {
+        "lat": 28.21024,
+        "lon": 76.86056,
+        "name": "Bhiwadi"
+      },
+      {
+        "lat": 28.6057,
+        "lon": 77.31901,
+        "name": "Dal\u016bpura"
+      },
+      {
+        "lat": 18.46523,
+        "lon": 78.86894,
+        "name": "Vemalw\u0101da"
+      },
+      {
+        "lat": 16.7717,
+        "lon": 80.28596,
+        "name": "Nandig\u0101ma"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 447191.08,
+      "perimeter_km": 4508.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.24994,
+        "lon": -0.80975,
+        "name": "Crevillente"
+      },
+      {
+        "lat": 54.85404,
+        "lon": -1.8316,
+        "name": "Consett"
+      },
+      {
+        "lat": 50.92814,
+        "lon": 4.42938,
+        "name": "Vilvoorde"
+      },
+      {
+        "lat": 50.11525,
+        "lon": 14.50685,
+        "name": "Prosek"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 899622.6,
+      "perimeter_km": 4961.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.60825,
+        "lon": -73.65356,
+        "name": "Lebu"
+      },
+      {
+        "lat": -22.28306,
+        "lon": -46.36889,
+        "name": "Ouro Fino"
+      },
+      {
+        "lat": -30.74179,
+        "lon": -59.64517,
+        "name": "La Paz"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 46301.49,
+      "perimeter_km": 6229.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -22.73083,
+        "lon": -45.12472,
+        "name": "Lorena"
+      },
+      {
+        "lat": -15.73948,
+        "lon": -47.85686,
+        "name": "Lago Norte"
+      },
+      {
+        "lat": -12.89444,
+        "lon": -38.32722,
+        "name": "Lauro de Freitas"
+      },
+      {
+        "lat": -13.94697,
+        "lon": -39.10257,
+        "name": "Camamu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 450706.16,
+      "perimeter_km": 3211.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -20.73139,
+        "lon": -48.05778,
+        "name": "Morro Agudo"
+      },
+      {
+        "lat": -16.08222,
+        "lon": -48.50722,
+        "name": "Alex\u00e2nia"
+      },
+      {
+        "lat": -20.60361,
+        "lon": -41.18472,
+        "name": "Castelo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 185145.01,
+      "perimeter_km": 2156.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.66667,
+        "lon": -6.41667,
+        "name": "Mab\u00e9hiri"
+      },
+      {
+        "lat": 6.91937,
+        "lon": -8.2065,
+        "name": "Zouan-Hounien"
+      },
+      {
+        "lat": 8.76609,
+        "lon": -12.78696,
+        "name": "Port Loko"
+      },
+      {
+        "lat": 9.45803,
+        "lon": -5.62961,
+        "name": "Korhogo"
+      },
+      {
+        "lat": 12.9591,
+        "lon": -2.26075,
+        "name": "Yako"
+      },
+      {
+        "lat": 4.4591,
+        "lon": 8.9027,
+        "name": "Bamusso"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 956014.12,
+      "perimeter_km": 5361.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 11.89703,
+        "lon": 75.53099,
+        "name": "Keevallur"
+      },
+      {
+        "lat": 21.3527,
+        "lon": 72.03524,
+        "name": "Tal\u0101ja"
+      },
+      {
+        "lat": 11.44553,
+        "lon": 77.68215,
+        "name": "Bhav\u0101ni"
+      },
+      {
+        "lat": 10.72561,
+        "lon": 78.13538,
+        "name": "P\u0101laiyam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 123126.73,
+      "perimeter_km": 2776.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 47.25931,
+        "lon": -0.07808,
+        "name": "Saumur"
+      },
+      {
+        "lat": 51.3751,
+        "lon": -2.36172,
+        "name": "Bath"
+      },
+      {
+        "lat": 59.66858,
+        "lon": 9.65017,
+        "name": "Kongsberg"
+      },
+      {
+        "lat": 55.86066,
+        "lon": 9.85034,
+        "name": "Horsens"
+      },
+      {
+        "lat": 51.83652,
+        "lon": 10.78216,
+        "name": "Wernigerode"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 600493.27,
+      "perimeter_km": 3483.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.94716,
+        "lon": 130.57446,
+        "name": "Tamana"
+      },
+      {
+        "lat": 36.81083,
+        "lon": 127.79472,
+        "name": "Koesan"
+      },
+      {
+        "lat": 42.86736,
+        "lon": 130.35689,
+        "name": "Hunchun"
+      },
+      {
+        "lat": 37.73333,
+        "lon": 139.16667,
+        "name": "Gosen"
+      },
+      {
+        "lat": 35.24762,
+        "lon": 136.97229,
+        "name": "Kasugai"
+      },
+      {
+        "lat": 34.58333,
+        "lon": 133.76667,
+        "name": "Kurashiki"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 629210.84,
+      "perimeter_km": 3133.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.69047,
+        "lon": 144.74172,
+        "name": "Hillside"
+      },
+      {
+        "lat": -38.38176,
+        "lon": 142.48799,
+        "name": "Warrnambool"
+      },
+      {
+        "lat": -27.62329,
+        "lon": 153.04785,
+        "name": "Calamvale"
+      },
+      {
+        "lat": -33.85,
+        "lon": 151.03333,
+        "name": "Auburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 222123.81,
+      "perimeter_km": 3187.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 17.9257,
+        "lon": 19.10428,
+        "name": "Faya-Largeau"
+      },
+      {
+        "lat": 29.07441,
+        "lon": 31.09785,
+        "name": "Ban\u012b Suwayf"
+      },
+      {
+        "lat": 30.61927,
+        "lon": 31.46165,
+        "name": "Al Qan\u0101y\u0101t"
+      },
+      {
+        "lat": 26.87524,
+        "lon": 31.32963,
+        "name": "Al Ghan\u0101yim"
+      },
+      {
+        "lat": 14.27889,
+        "lon": 39.15,
+        "name": "Intich\u2019o"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1660737.15,
+      "perimeter_km": 6128.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -2.70924,
+        "lon": -80.24719,
+        "name": "Posorja"
+      },
+      {
+        "lat": 4.17061,
+        "lon": -76.16641,
+        "name": "Andaluc\u00eda"
+      },
+      {
+        "lat": 6.98789,
+        "lon": -73.04953,
+        "name": "Piedecuesta"
+      },
+      {
+        "lat": 9.4751,
+        "lon": -70.73493,
+        "name": "El Dividive"
+      },
+      {
+        "lat": 10.15847,
+        "lon": -69.00782,
+        "name": "Urachiche"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 173036.19,
+      "perimeter_km": 3831.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 45.59456,
+        "lon": -121.17868,
+        "name": "The Dalles"
+      },
+      {
+        "lat": 50.26729,
+        "lon": -119.27337,
+        "name": "Vernon"
+      },
+      {
+        "lat": 40.16523,
+        "lon": -111.61075,
+        "name": "Springville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 250401.33,
+      "perimeter_km": 2795.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 3.25283,
+        "lon": -76.22924,
+        "name": "Miranda"
+      },
+      {
+        "lat": 5.45303,
+        "lon": -75.65072,
+        "name": "Sup\u00eda"
+      },
+      {
+        "lat": 7.8375,
+        "lon": -72.22794,
+        "name": "Palmira"
+      },
+      {
+        "lat": 8.6317,
+        "lon": -71.07833,
+        "name": "Tabay"
+      },
+      {
+        "lat": -9.06341,
+        "lon": -68.67245,
+        "name": "Sena Madureira"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 695315.98,
+      "perimeter_km": 4459.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.77133,
+        "lon": -6.39231,
+        "name": "Beja\u00e2d"
+      },
+      {
+        "lat": 36.67,
+        "lon": 2.94444,
+        "name": "Dou\u00e9ra"
+      },
+      {
+        "lat": 36.54569,
+        "lon": 4.05712,
+        "name": "Tizi-n-Tleta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 25333.73,
+      "perimeter_km": 2099.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      },
+      {
+        "lat": -36.8382,
+        "lon": 174.61019,
+        "name": "Massey"
+      },
+      {
+        "lat": -37.2,
+        "lon": 174.95,
+        "name": "Pukekohe East"
+      },
+      {
+        "lat": -37.87822,
+        "lon": 175.4402,
+        "name": "Cambridge"
+      },
+      {
+        "lat": -41.28374,
+        "lon": 174.74141,
+        "name": "Karori"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 173871.3,
+      "perimeter_km": 3076.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 52.0488,
+        "lon": 20.44599,
+        "name": "\u017byrard\u00f3w"
+      },
+      {
+        "lat": 52.51559,
+        "lon": 13.45482,
+        "name": "Friedrichshain"
+      },
+      {
+        "lat": 59.89565,
+        "lon": 29.80145,
+        "name": "Petrodvorets"
+      },
+      {
+        "lat": 63.9057,
+        "lon": 38.09944,
+        "name": "Onega"
+      },
+      {
+        "lat": 56.44222,
+        "lon": 60.18778,
+        "name": "Polevskoy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1403286.89,
+      "perimeter_km": 6450.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -2.8953,
+        "lon": -78.9963,
+        "name": "Cuenca"
+      },
+      {
+        "lat": 6.09106,
+        "lon": -75.63569,
+        "name": "Caldas"
+      },
+      {
+        "lat": 10.71492,
+        "lon": -71.52168,
+        "name": "Los Puertos de Altagracia"
+      },
+      {
+        "lat": 3.69637,
+        "lon": -73.69957,
+        "name": "San Mart\u00edn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 272836.3,
+      "perimeter_km": 3508.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 9.14943,
+        "lon": -4.60982,
+        "name": "Kong"
+      },
+      {
+        "lat": 14.85,
+        "lon": -15.88333,
+        "name": "Touba"
+      },
+      {
+        "lat": 12.38723,
+        "lon": -5.46507,
+        "name": "Koutiala"
+      },
+      {
+        "lat": 8.01714,
+        "lon": 4.90421,
+        "name": "Ila Orangun"
+      },
+      {
+        "lat": 7.06273,
+        "lon": -1.4001,
+        "name": "Mampong"
+      },
+      {
+        "lat": 6.47197,
+        "lon": -4.35781,
+        "name": "M\u2019Batto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 522751.14,
+      "perimeter_km": 5107.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 8.92901,
+        "lon": -75.02709,
+        "name": "San Benito Abad"
+      },
+      {
+        "lat": 10.21382,
+        "lon": -64.6328,
+        "name": "Puerto La Cruz"
+      },
+      {
+        "lat": 9.55451,
+        "lon": -69.19564,
+        "name": "Acarigua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 8548.89,
+      "perimeter_km": 2297.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 52.24467,
+        "lon": 0.40418,
+        "name": "Newmarket"
+      },
+      {
+        "lat": 52.29083,
+        "lon": 4.58333,
+        "name": "Hillegom"
+      },
+      {
+        "lat": 48.17319,
+        "lon": 27.30075,
+        "name": "Edine\u0163"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 25970.06,
+      "perimeter_km": 3910.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 0.675,
+        "lon": 29.9926,
+        "name": "Nyahuka"
+      },
+      {
+        "lat": -1.06343,
+        "lon": 34.47313,
+        "name": "Migori"
+      },
+      {
+        "lat": -7.25,
+        "lon": 35.06667,
+        "name": "Mafinga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 165475.76,
+      "perimeter_km": 2271.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -20.93194,
+        "lon": -54.96139,
+        "name": "Sidrol\u00e2ndia"
+      },
+      {
+        "lat": -15.45278,
+        "lon": -47.61417,
+        "name": "Planaltina"
+      },
+      {
+        "lat": -18.20639,
+        "lon": -45.24167,
+        "name": "Tr\u00eas Marias"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 196175.1,
+      "perimeter_km": 2445.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 13.44639,
+        "lon": -16.67444,
+        "name": "Kanifing"
+      },
+      {
+        "lat": 12.91667,
+        "lon": -14.16667,
+        "name": "Diaoub\u00e9"
+      },
+      {
+        "lat": 12.17864,
+        "lon": -0.35103,
+        "name": "Koup\u00e9la"
+      },
+      {
+        "lat": 6.54584,
+        "lon": -0.76264,
+        "name": "Nkawkaw"
+      },
+      {
+        "lat": 5.0234,
+        "lon": -6.56157,
+        "name": "Gabiadji"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1003290.51,
+      "perimeter_km": 4522.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 29.2699,
+        "lon": 51.2188,
+        "name": "Bor\u0101zj\u0101n"
+      },
+      {
+        "lat": 32.21707,
+        "lon": 70.38315,
+        "name": "Tank"
+      },
+      {
+        "lat": 20.38983,
+        "lon": 78.09027,
+        "name": "Loh\u0101ra"
+      },
+      {
+        "lat": 20.94237,
+        "lon": 72.92467,
+        "name": "Navsari"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1527285.59,
+      "perimeter_km": 6289.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 2.38678,
+        "lon": -75.54736,
+        "name": "Gigante"
+      },
+      {
+        "lat": 7.08471,
+        "lon": -70.75908,
+        "name": "Arauca"
+      },
+      {
+        "lat": 5.01789,
+        "lon": -72.74675,
+        "name": "Tauramena"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3799.2,
+      "perimeter_km": 1489.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.71372,
+        "lon": -117.76091,
+        "name": "Northwood"
+      },
+      {
+        "lat": 33.88724,
+        "lon": -118.35257,
+        "name": "Lawndale"
+      },
+      {
+        "lat": 51.18341,
+        "lon": -114.46871,
+        "name": "Cochrane"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 55861.55,
+      "perimeter_km": 3967.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -12.46113,
+        "lon": 130.84185,
+        "name": "Darwin"
+      },
+      {
+        "lat": -9.07786,
+        "lon": 143.20893,
+        "name": "Daru"
+      },
+      {
+        "lat": -9.44112,
+        "lon": 159.97002,
+        "name": "Kola'a"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 436938.12,
+      "perimeter_km": 6437.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.29788,
+        "lon": -83.82407,
+        "name": "Gainesville"
+      },
+      {
+        "lat": 42.04943,
+        "lon": -92.90798,
+        "name": "Marshalltown"
+      },
+      {
+        "lat": 41.91253,
+        "lon": -88.13479,
+        "name": "Carol Stream"
+      },
+      {
+        "lat": 41.71894,
+        "lon": -83.71299,
+        "name": "Sylvania"
+      },
+      {
+        "lat": 42.82561,
+        "lon": -78.82337,
+        "name": "Lackawanna"
+      },
+      {
+        "lat": 42.16009,
+        "lon": -72.47592,
+        "name": "Ludlow"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 733699.33,
+      "perimeter_km": 4198.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 13.66035,
+        "lon": 77.21239,
+        "name": "Madhugiri"
+      },
+      {
+        "lat": 19.61186,
+        "lon": 76.6874,
+        "name": "Jint\u016br"
+      },
+      {
+        "lat": 25.05303,
+        "lon": 87.83048,
+        "name": "R\u0101jmahal"
+      },
+      {
+        "lat": 27.59441,
+        "lon": 94.72402,
+        "name": "Silapathar"
+      },
+      {
+        "lat": 25.57067,
+        "lon": 91.89771,
+        "name": "Laitumkhrah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 647828.56,
+      "perimeter_km": 5088.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.66808,
+        "lon": -9.05204,
+        "name": "Lavradio"
+      },
+      {
+        "lat": 48.89643,
+        "lon": 2.0904,
+        "name": "Saint-Germain-en-Laye"
+      },
+      {
+        "lat": 50.93331,
+        "lon": 6.95954,
+        "name": "Altstadt Sud"
+      },
+      {
+        "lat": 47.47333,
+        "lon": 8.30592,
+        "name": "Baden"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 398459.59,
+      "perimeter_km": 3966.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.50213,
+        "lon": -6.68771,
+        "name": "Al Fqih Ben \u00c7alah"
+      },
+      {
+        "lat": 34.18698,
+        "lon": -6.68176,
+        "name": "Sidi Taibi"
+      },
+      {
+        "lat": 36.75452,
+        "lon": 10.22167,
+        "name": "Ben Arous"
+      },
+      {
+        "lat": 35.82244,
+        "lon": 10.55739,
+        "name": "Kalaa Srira"
+      },
+      {
+        "lat": 29.12684,
+        "lon": 15.94772,
+        "name": "H\u016bn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 884667.55,
+      "perimeter_km": 4939.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 48.77935,
+        "lon": 2.33729,
+        "name": "L'Ha\u00ff-les-Roses"
+      },
+      {
+        "lat": 52.43081,
+        "lon": 7.06833,
+        "name": "Nordhorn"
+      },
+      {
+        "lat": 47.3545,
+        "lon": 19.09822,
+        "name": "Dunaharaszti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 264347.58,
+      "perimeter_km": 2806.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -26.84806,
+        "lon": -52.99194,
+        "name": "Pinhalzinho"
+      },
+      {
+        "lat": -26.56849,
+        "lon": -54.7579,
+        "name": "Montecarlo"
+      },
+      {
+        "lat": -25.67194,
+        "lon": -53.80889,
+        "name": "Capanema"
+      },
+      {
+        "lat": -23.4837,
+        "lon": -46.41309,
+        "name": "Jardim Helena"
+      },
+      {
+        "lat": -29.46694,
+        "lon": -51.96139,
+        "name": "Lajeado"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 184604.42,
+      "perimeter_km": 2274.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 27.9378,
+        "lon": -82.28592,
+        "name": "Brandon"
+      },
+      {
+        "lat": 40.87589,
+        "lon": -81.40234,
+        "name": "North Canton"
+      },
+      {
+        "lat": 42.46837,
+        "lon": -82.95547,
+        "name": "Eastpointe"
+      },
+      {
+        "lat": 42.90395,
+        "lon": -78.69225,
+        "name": "Depew"
+      },
+      {
+        "lat": 40.66312,
+        "lon": -73.76221,
+        "name": "Springfield Gardens"
+      },
+      {
+        "lat": 40.34872,
+        "lon": -74.65905,
+        "name": "Princeton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 810629.91,
+      "perimeter_km": 4120.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.76722,
+        "lon": 144.76657,
+        "name": "Deer Park"
+      },
+      {
+        "lat": -36.38047,
+        "lon": 145.39867,
+        "name": "Shepparton"
+      },
+      {
+        "lat": -34.03857,
+        "lon": 151.10005,
+        "name": "Miranda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 33768.13,
+      "perimeter_km": 1448.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 51.23206,
+        "lon": 58.48802,
+        "name": "Orsk"
+      },
+      {
+        "lat": 58.30348,
+        "lon": 48.33745,
+        "name": "Kotel\u2019nich"
+      },
+      {
+        "lat": 61.81281,
+        "lon": 50.72834,
+        "name": "Ezhva"
+      },
+      {
+        "lat": 54.11287,
+        "lon": 102.17773,
+        "name": "Sayansk"
+      },
+      {
+        "lat": 54.99244,
+        "lon": 73.36859,
+        "name": "Omsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2200278.44,
+      "perimeter_km": 7415.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 42.23282,
+        "lon": -8.72264,
+        "name": "Vigo"
+      },
+      {
+        "lat": 53.53333,
+        "lon": -2.58333,
+        "name": "Hindley"
+      },
+      {
+        "lat": 47.37328,
+        "lon": 8.58038,
+        "name": "Z\u00fcrich (Kreis 7)"
+      },
+      {
+        "lat": 45.50369,
+        "lon": 11.412,
+        "name": "Montecchio Maggiore-Alte Ceccato"
+      },
+      {
+        "lat": 44.55077,
+        "lon": 7.71922,
+        "name": "Fossano"
+      },
+      {
+        "lat": 40.73913,
+        "lon": 13.951,
+        "name": "Ischia Porto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1235535.38,
+      "perimeter_km": 5542.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 17.58152,
+        "lon": 80.67651,
+        "name": "Palwancha"
+      },
+      {
+        "lat": 19.49552,
+        "lon": 77.65863,
+        "name": "Hadg\u0101on"
+      },
+      {
+        "lat": 18.98878,
+        "lon": 73.11013,
+        "name": "Panvel"
+      },
+      {
+        "lat": 29.65,
+        "lon": 91.1,
+        "name": "Lhasa"
+      },
+      {
+        "lat": 22.93938,
+        "lon": 88.63776,
+        "name": "Nagarukhra City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 949591.66,
+      "perimeter_km": 4840.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.09053,
+        "lon": -6.34438,
+        "name": "Lobakuya"
+      },
+      {
+        "lat": 5.61411,
+        "lon": -1.5502,
+        "name": "Twifu Praso"
+      },
+      {
+        "lat": 6.42611,
+        "lon": 1.21333,
+        "name": "Ts\u00e9vi\u00e9"
+      },
+      {
+        "lat": 3.51667,
+        "lon": 11.5,
+        "name": "Mbalmayo"
+      },
+      {
+        "lat": 0.00694,
+        "lon": 15.63333,
+        "name": "Makoua"
+      },
+      {
+        "lat": -7.35207,
+        "lon": 14.84629,
+        "name": "Songo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1614370.22,
+      "perimeter_km": 6190.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -15.50819,
+        "lon": 27.92441,
+        "name": "Nampundwe"
+      },
+      {
+        "lat": 0.52889,
+        "lon": 32.24861,
+        "name": "Namayumba"
+      },
+      {
+        "lat": 10.7,
+        "lon": 37.26667,
+        "name": "Finote Selam"
+      },
+      {
+        "lat": 9.59972,
+        "lon": 43.335,
+        "name": "Tog Wajaale"
+      },
+      {
+        "lat": -0.4841,
+        "lon": 37.12662,
+        "name": "Karatina"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1298677.11,
+      "perimeter_km": 7047.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -17.29972,
+        "lon": -48.27944,
+        "name": "Pires do Rio"
+      },
+      {
+        "lat": -2.00167,
+        "lon": -47.94972,
+        "name": "Conc\u00f3rdia do Par\u00e1"
+      },
+      {
+        "lat": -16.58197,
+        "lon": -39.78117,
+        "name": "Guaratinga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 774191.55,
+      "perimeter_km": 4460.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -19.72806,
+        "lon": -50.19556,
+        "name": "Iturama"
+      },
+      {
+        "lat": -16.97278,
+        "lon": -48.95333,
+        "name": "Bela Vista de Goi\u00e1s"
+      },
+      {
+        "lat": -7.5817,
+        "lon": -39.28348,
+        "name": "Jardim"
+      },
+      {
+        "lat": -11.23333,
+        "lon": -38.48333,
+        "name": "Nova Soure"
+      },
+      {
+        "lat": -14.50333,
+        "lon": -42.22222,
+        "name": "Cacul\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 422142.52,
+      "perimeter_km": 3800.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.70024,
+        "lon": -5.28121,
+        "name": "Palma del R\u00edo"
+      },
+      {
+        "lat": 37.10202,
+        "lon": -8.67422,
+        "name": "Lagos"
+      },
+      {
+        "lat": 38.72134,
+        "lon": -9.16738,
+        "name": "Campo De Ourique"
+      },
+      {
+        "lat": 49.18804,
+        "lon": -2.10491,
+        "name": "Saint Helier"
+      },
+      {
+        "lat": 51.39323,
+        "lon": 0.47713,
+        "name": "Strood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 338676.69,
+      "perimeter_km": 3679.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -10.16931,
+        "lon": -54.93439,
+        "name": "Matup\u00e1"
+      },
+      {
+        "lat": 5.7,
+        "lon": -55.23333,
+        "name": "Lelydorp"
+      },
+      {
+        "lat": 5.16281,
+        "lon": -52.64265,
+        "name": "Kourou"
+      },
+      {
+        "lat": -1.67417,
+        "lon": -47.77111,
+        "name": "S\u00e3o Domingos do Capim"
+      },
+      {
+        "lat": -2.23111,
+        "lon": -45.3,
+        "name": "Santa Helena"
+      },
+      {
+        "lat": -6.35944,
+        "lon": -39.29861,
+        "name": "Iguatu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1511622.13,
+      "perimeter_km": 5852.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 31.24573,
+        "lon": -6.1326,
+        "name": "Kelaat Mgouna"
+      },
+      {
+        "lat": 28.98696,
+        "lon": -10.05738,
+        "name": "Guelmim"
+      },
+      {
+        "lat": 33.58831,
+        "lon": -7.61138,
+        "name": "Casablanca"
+      },
+      {
+        "lat": 36.92917,
+        "lon": 6.58556,
+        "name": "Kerkera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 263044.13,
+      "perimeter_km": 3684.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.82346,
+        "lon": -97.17057,
+        "name": "Hurst"
+      },
+      {
+        "lat": 39.95087,
+        "lon": -86.26194,
+        "name": "Zionsville"
+      },
+      {
+        "lat": 45.46536,
+        "lon": -73.66585,
+        "name": "C\u00f4te-Saint-Luc"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 10007.16,
+      "perimeter_km": 4903.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 30.83334,
+        "lon": -83.28032,
+        "name": "Valdosta"
+      },
+      {
+        "lat": 45.17191,
+        "lon": -93.87469,
+        "name": "Buffalo"
+      },
+      {
+        "lat": 44.44416,
+        "lon": -87.9201,
+        "name": "Bellevue"
+      },
+      {
+        "lat": 41.67705,
+        "lon": -71.26616,
+        "name": "Bristol"
+      },
+      {
+        "lat": 41.27621,
+        "lon": -72.86843,
+        "name": "East Haven"
+      },
+      {
+        "lat": 38.99067,
+        "lon": -77.02609,
+        "name": "Silver Spring"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1455854.53,
+      "perimeter_km": 5349.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.38918,
+        "lon": -1.943,
+        "name": "Huercal-Overa"
+      },
+      {
+        "lat": 44.01759,
+        "lon": 1.3542,
+        "name": "Montauban"
+      },
+      {
+        "lat": 53.35753,
+        "lon": 10.21282,
+        "name": "Winsen"
+      },
+      {
+        "lat": 45.38193,
+        "lon": 9.1559,
+        "name": "Rozzano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 469951.43,
+      "perimeter_km": 4182.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 10.30416,
+        "lon": 1.37962,
+        "name": "Natitingou"
+      },
+      {
+        "lat": 12.2,
+        "lon": -10.7,
+        "name": "Sagalo"
+      },
+      {
+        "lat": 14.0994,
+        "lon": -1.62554,
+        "name": "Djibo"
+      },
+      {
+        "lat": 13.70727,
+        "lon": 9.15013,
+        "name": "Mirriah"
+      },
+      {
+        "lat": 12.45347,
+        "lon": 10.04115,
+        "name": "Hadejia"
+      },
+      {
+        "lat": 9.70853,
+        "lon": 1.66598,
+        "name": "Djougou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 593974.5,
+      "perimeter_km": 4708.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 12.57778,
+        "lon": -15.87222,
+        "name": "Goudomp"
+      },
+      {
+        "lat": 11.6,
+        "lon": -9.38333,
+        "name": "Kintinian"
+      },
+      {
+        "lat": 10.53689,
+        "lon": -2.70155,
+        "name": "Jirapa"
+      },
+      {
+        "lat": 9.98433,
+        "lon": 10.95229,
+        "name": "Pindiga"
+      },
+      {
+        "lat": 7.27386,
+        "lon": -2.87348,
+        "name": "Domaa-Ahenkro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 893079.63,
+      "perimeter_km": 6037.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.14458,
+        "lon": 145.12291,
+        "name": "Frankston"
+      },
+      {
+        "lat": -37.63333,
+        "lon": 144.86667,
+        "name": "Greenvale"
+      },
+      {
+        "lat": -19.26639,
+        "lon": 146.80569,
+        "name": "Townsville"
+      },
+      {
+        "lat": -27.66757,
+        "lon": 152.92488,
+        "name": "Springfield Lakes"
+      },
+      {
+        "lat": -34.06564,
+        "lon": 151.01266,
+        "name": "Engadine"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 874021.6,
+      "perimeter_km": 4666.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 43.29469,
+        "lon": 5.39415,
+        "name": "Le Camas"
+      },
+      {
+        "lat": 39.59747,
+        "lon": -0.55468,
+        "name": "La Pobla de Vallbona"
+      },
+      {
+        "lat": 50.81137,
+        "lon": -0.54078,
+        "name": "Littlehampton"
+      },
+      {
+        "lat": 51.32662,
+        "lon": 6.97106,
+        "name": "Heiligenhaus"
+      },
+      {
+        "lat": 47.05,
+        "lon": 15.46667,
+        "name": "Sankt Peter"
+      },
+      {
+        "lat": 45.7125,
+        "lon": 16.07556,
+        "name": "Velika Gorica"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 917809.31,
+      "perimeter_km": 4240.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.60084,
+        "lon": 0.4713,
+        "name": "Ho"
+      },
+      {
+        "lat": 8.36028,
+        "lon": -10.20639,
+        "name": "Foya Kamara"
+      },
+      {
+        "lat": 9.6447,
+        "lon": 14.2151,
+        "name": "L\u00e9r\u00e9"
+      },
+      {
+        "lat": 5.95753,
+        "lon": 6.85305,
+        "name": "Ozubulu"
+      },
+      {
+        "lat": 6.97198,
+        "lon": 3.99938,
+        "name": "Ijebu-Igbo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 584212.4,
+      "perimeter_km": 5513.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 7.34828,
+        "lon": -73.89601,
+        "name": "Puerto Wilches"
+      },
+      {
+        "lat": 7.08471,
+        "lon": -70.75908,
+        "name": "Arauca"
+      },
+      {
+        "lat": 8.91925,
+        "lon": -74.46771,
+        "name": "Pinillos"
+      },
+      {
+        "lat": 10.79006,
+        "lon": -68.32564,
+        "name": "Tucacas"
+      },
+      {
+        "lat": 10.19167,
+        "lon": -64.69207,
+        "name": "Lecher\u00edas"
+      },
+      {
+        "lat": -3.28472,
+        "lon": -60.18611,
+        "name": "Iranduba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1032643.87,
+      "perimeter_km": 5416.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 8.3389,
+        "lon": -13.07091,
+        "name": "Waterloo"
+      },
+      {
+        "lat": 13.47297,
+        "lon": -16.68514,
+        "name": "Bakau New Town"
+      },
+      {
+        "lat": 12.06157,
+        "lon": 0.35843,
+        "name": "Fada N'gourma"
+      },
+      {
+        "lat": 6.56913,
+        "lon": -8.00253,
+        "name": "Blol\u00e9quin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 774588.63,
+      "perimeter_km": 4242.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 28.95912,
+        "lon": 78.25629,
+        "name": "Dhanaura"
+      },
+      {
+        "lat": 32.36839,
+        "lon": 75.67819,
+        "name": "Jugi\u0101l"
+      },
+      {
+        "lat": 23.16095,
+        "lon": 85.59007,
+        "name": "B\u016bndu"
+      },
+      {
+        "lat": 24.02423,
+        "lon": 81.37831,
+        "name": "Beoh\u0101ri"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 173718.07,
+      "perimeter_km": 2934.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -19.67016,
+        "lon": 30.00589,
+        "name": "Shurugwi"
+      },
+      {
+        "lat": -8.8,
+        "lon": 35.81667,
+        "name": "Mlimba"
+      },
+      {
+        "lat": -0.98855,
+        "lon": 36.58537,
+        "name": "Maai Mahiu"
+      },
+      {
+        "lat": -12.78339,
+        "lon": 45.25693,
+        "name": "Dzaoudzi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1667737.1,
+      "perimeter_km": 5654.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.5664,
+        "lon": -59.11478,
+        "name": "Luj\u00e1n"
+      },
+      {
+        "lat": -20.62639,
+        "lon": -49.64917,
+        "name": "Tanabi"
+      },
+      {
+        "lat": -22.54417,
+        "lon": -44.17139,
+        "name": "Barra Mansa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 546760.53,
+      "perimeter_km": 4386.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -41.51603,
+        "lon": 173.9528,
+        "name": "Blenheim"
+      },
+      {
+        "lat": -36.86472,
+        "lon": 174.64768,
+        "name": "Te Atatu South"
+      },
+      {
+        "lat": -41.28664,
+        "lon": 174.77557,
+        "name": "Wellington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 16997.87,
+      "perimeter_km": 1085.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 44.84247,
+        "lon": -0.64512,
+        "name": "M\u00e9rignac"
+      },
+      {
+        "lat": 51.65147,
+        "lon": -0.08497,
+        "name": "Enfield Town"
+      },
+      {
+        "lat": 51.1074,
+        "lon": 7.64838,
+        "name": "Meinerzhagen"
+      },
+      {
+        "lat": 52.43022,
+        "lon": 20.71652,
+        "name": "Nowy Dw\u00f3r Mazowiecki"
+      },
+      {
+        "lat": 37.28556,
+        "lon": 14.99737,
+        "name": "Lentini"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1659025.37,
+      "perimeter_km": 5503.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 12.8608,
+        "lon": 80.10659,
+        "name": "Unamaucheri"
+      },
+      {
+        "lat": 22.63696,
+        "lon": 90.27195,
+        "name": "N\u0101lchiti"
+      },
+      {
+        "lat": 33.81889,
+        "lon": 105.95361,
+        "name": "Fujia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 29925.72,
+      "perimeter_km": 7001.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -27.4315,
+        "lon": -65.61465,
+        "name": "Aguilares"
+      },
+      {
+        "lat": -23.49877,
+        "lon": -46.69983,
+        "name": "Freguesia do \u00d3"
+      },
+      {
+        "lat": -34.79123,
+        "lon": -54.91824,
+        "name": "San Carlos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 977090.97,
+      "perimeter_km": 4737.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 49.98177,
+        "lon": 36.25475,
+        "name": "Kharkiv"
+      },
+      {
+        "lat": 56.63877,
+        "lon": 47.89078,
+        "name": "Yoshkar-Ola"
+      },
+      {
+        "lat": 52.45861,
+        "lon": 44.21689,
+        "name": "Serdobsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 106586.26,
+      "perimeter_km": 2207.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -23.09861,
+        "lon": -48.92583,
+        "name": "Avar\u00e9"
+      },
+      {
+        "lat": -22.14583,
+        "lon": -51.17083,
+        "name": "Martin\u00f3polis"
+      },
+      {
+        "lat": -12.15833,
+        "lon": -39.73722,
+        "name": "Ipir\u00e1"
+      },
+      {
+        "lat": -15.8025,
+        "lon": -43.30889,
+        "name": "Jana\u00faba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 234721.09,
+      "perimeter_km": 3459.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.38417,
+        "lon": 14.36921,
+        "name": "Piazza Armerina"
+      },
+      {
+        "lat": 42.56335,
+        "lon": 12.64329,
+        "name": "Terni"
+      },
+      {
+        "lat": 52.92815,
+        "lon": 12.80311,
+        "name": "Neuruppin"
+      },
+      {
+        "lat": 53.6014,
+        "lon": 24.7465,
+        "name": "Shchuchyn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 784672.06,
+      "perimeter_km": 4515.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -14.61944,
+        "lon": -57.48583,
+        "name": "Tangar\u00e1 da Serra"
+      },
+      {
+        "lat": -2.04639,
+        "lon": -47.55056,
+        "name": "M\u00e3e do Rio"
+      },
+      {
+        "lat": -2.4041,
+        "lon": -44.41669,
+        "name": "Alc\u00e2ntara"
+      },
+      {
+        "lat": -3.85444,
+        "lon": -40.92111,
+        "name": "Ubajara"
+      },
+      {
+        "lat": -14.28361,
+        "lon": -39.84278,
+        "name": "Itagib\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1771419.71,
+      "perimeter_km": 5609.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 7.17487,
+        "lon": -2.09961,
+        "name": "Duayaw-Nkwanta"
+      },
+      {
+        "lat": 12.68672,
+        "lon": -7.86378,
+        "name": "Moribabougou"
+      },
+      {
+        "lat": 12.06884,
+        "lon": -1.33644,
+        "name": "Kombissiri"
+      },
+      {
+        "lat": 12.74482,
+        "lon": 4.52514,
+        "name": "Argungu"
+      },
+      {
+        "lat": 11.27727,
+        "lon": 9.88385,
+        "name": "Gwaram"
+      },
+      {
+        "lat": 10.82578,
+        "lon": 2.10479,
+        "name": "K\u00e9rou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 760858.72,
+      "perimeter_km": 4303.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.71667,
+        "lon": 145.0,
+        "name": "Reservoir"
+      },
+      {
+        "lat": -34.78254,
+        "lon": 138.61077,
+        "name": "Parafield Gardens"
+      },
+      {
+        "lat": -25.54073,
+        "lon": 152.70493,
+        "name": "Maryborough"
+      },
+      {
+        "lat": -36.12179,
+        "lon": 146.88809,
+        "name": "Wodonga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 552949.14,
+      "perimeter_km": 3901.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 45.04366,
+        "lon": 3.88523,
+        "name": "Le Puy-en-Velay"
+      },
+      {
+        "lat": 51.48165,
+        "lon": 7.21648,
+        "name": "Bochum"
+      },
+      {
+        "lat": 42.65,
+        "lon": 26.98333,
+        "name": "Karnobat"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 675932.97,
+      "perimeter_km": 4403.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -9.58333,
+        "lon": 33.85,
+        "name": "Kyela"
+      },
+      {
+        "lat": 6.49263,
+        "lon": 17.45518,
+        "name": "Bossangoa"
+      },
+      {
+        "lat": 1.40096,
+        "lon": 34.45038,
+        "name": "Kapchorwa"
+      },
+      {
+        "lat": 11.28421,
+        "lon": 49.18158,
+        "name": "Bosaso"
+      },
+      {
+        "lat": -6.45,
+        "lon": 38.33333,
+        "name": "Lugoba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2431968.74,
+      "perimeter_km": 9391.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 10.96209,
+        "lon": -3.24967,
+        "name": "Di\u00e9bougou"
+      },
+      {
+        "lat": 11.31755,
+        "lon": -5.66654,
+        "name": "Sikasso"
+      },
+      {
+        "lat": 10.13366,
+        "lon": 14.70748,
+        "name": "Guidiguis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 35723.4,
+      "perimeter_km": 4460.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.95435,
+        "lon": 35.21197,
+        "name": "Yirk\u0101"
+      },
+      {
+        "lat": 36.20655,
+        "lon": 36.15722,
+        "name": "Antakya"
+      },
+      {
+        "lat": 36.83917,
+        "lon": 36.23025,
+        "name": "D\u00f6rtyol"
+      },
+      {
+        "lat": 34.36857,
+        "lon": 41.98194,
+        "name": "\u2018Anah"
+      },
+      {
+        "lat": 31.31901,
+        "lon": 48.6842,
+        "name": "Ahvaz"
+      },
+      {
+        "lat": 33.03718,
+        "lon": 40.28586,
+        "name": "Ar Ru\u0163bah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 309824.66,
+      "perimeter_km": 3028.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -4.02328,
+        "lon": 19.53385,
+        "name": "Mangai"
+      },
+      {
+        "lat": -2.4846,
+        "lon": 28.9075,
+        "name": "Cyangugu"
+      },
+      {
+        "lat": 0.94722,
+        "lon": 33.11972,
+        "name": "Kamuli"
+      },
+      {
+        "lat": 0.63513,
+        "lon": 34.28165,
+        "name": "Malaba"
+      },
+      {
+        "lat": -4.28333,
+        "lon": 33.88333,
+        "name": "Igunga"
+      },
+      {
+        "lat": -9.34213,
+        "lon": 32.745,
+        "name": "Nakonde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1109496.23,
+      "perimeter_km": 4491.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -9.57499,
+        "lon": 15.99442,
+        "name": "Bailundo"
+      },
+      {
+        "lat": 0.08213,
+        "lon": 34.72139,
+        "name": "Mbale"
+      },
+      {
+        "lat": -11.19976,
+        "lon": 28.89431,
+        "name": "Mansa"
+      },
+      {
+        "lat": -9.48333,
+        "lon": 33.9,
+        "name": "Ipinda"
+      },
+      {
+        "lat": -13.97147,
+        "lon": 28.66985,
+        "name": "Kapiri Mposhi"
+      },
+      {
+        "lat": -24.51667,
+        "lon": 28.71667,
+        "name": "Mookgophong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2421329.88,
+      "perimeter_km": 8392.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.01938,
+        "lon": -4.56123,
+        "name": "Antequera"
+      },
+      {
+        "lat": 48.84169,
+        "lon": 2.40489,
+        "name": "Bel-Air"
+      },
+      {
+        "lat": 51.03692,
+        "lon": 3.76509,
+        "name": "Gentbrugge"
+      },
+      {
+        "lat": 52.45052,
+        "lon": 13.62463,
+        "name": "Friedrichshagen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 450924.46,
+      "perimeter_km": 4613.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -0.38333,
+        "lon": 31.35,
+        "name": "Kyazanga"
+      },
+      {
+        "lat": 2.78582,
+        "lon": 24.72997,
+        "name": "Buta"
+      },
+      {
+        "lat": 14.75969,
+        "lon": 33.36754,
+        "name": "Ruf\u0101\u2018a"
+      },
+      {
+        "lat": 3.11988,
+        "lon": 35.59642,
+        "name": "Lodwar"
+      },
+      {
+        "lat": -1.10148,
+        "lon": 37.0132,
+        "name": "Juja"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1158033.58,
+      "perimeter_km": 4896.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -41.33333,
+        "lon": 173.18333,
+        "name": "Richmond"
+      },
+      {
+        "lat": -39.06667,
+        "lon": 174.08333,
+        "name": "New Plymouth"
+      },
+      {
+        "lat": -36.84103,
+        "lon": 174.65223,
+        "name": "Te Atatu Peninsula"
+      },
+      {
+        "lat": -39.4926,
+        "lon": 176.91233,
+        "name": "Napier"
+      },
+      {
+        "lat": -41.13333,
+        "lon": 174.85,
+        "name": "Porirua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 80162.08,
+      "perimeter_km": 1264.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.88461,
+        "lon": 145.29539,
+        "name": "Ferntree Gully"
+      },
+      {
+        "lat": -36.12179,
+        "lon": 146.88809,
+        "name": "Wodonga"
+      },
+      {
+        "lat": -36.38047,
+        "lon": 145.39867,
+        "name": "Shepparton"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      },
+      {
+        "lat": -33.72976,
+        "lon": 151.15977,
+        "name": "Saint Ives"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 112451.31,
+      "perimeter_km": 2484.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 26.52036,
+        "lon": -81.96398,
+        "name": "Iona"
+      },
+      {
+        "lat": 33.40178,
+        "lon": -86.95444,
+        "name": "Bessemer"
+      },
+      {
+        "lat": 43.71721,
+        "lon": -79.40604,
+        "name": "Lawrence Park South"
+      },
+      {
+        "lat": 39.29038,
+        "lon": -76.61219,
+        "name": "Baltimore"
+      },
+      {
+        "lat": 34.00071,
+        "lon": -81.03481,
+        "name": "Columbia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 950696.73,
+      "perimeter_km": 4312.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -19.98556,
+        "lon": -43.84667,
+        "name": "Nova Lima"
+      },
+      {
+        "lat": -22.73917,
+        "lon": -47.33139,
+        "name": "Americana"
+      },
+      {
+        "lat": -10.43778,
+        "lon": -39.33278,
+        "name": "Monte Santo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 112586.93,
+      "perimeter_km": 3250.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.07663,
+        "lon": 1.14163,
+        "name": "Salou"
+      },
+      {
+        "lat": 40.40351,
+        "lon": -3.69468,
+        "name": "Palos de Moguer"
+      },
+      {
+        "lat": 50.91089,
+        "lon": 13.33881,
+        "name": "Freiberg"
+      },
+      {
+        "lat": 45.4981,
+        "lon": 9.42043,
+        "name": "Melzo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 360304.19,
+      "perimeter_km": 3670.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.39241,
+        "lon": -3.57015,
+        "name": "Casco Hist\u00f3rico de Vic\u00e1lvaro"
+      },
+      {
+        "lat": 51.91722,
+        "lon": -0.65802,
+        "name": "Leighton Buzzard"
+      },
+      {
+        "lat": 51.24053,
+        "lon": 6.18376,
+        "name": "Br\u00fcggen"
+      },
+      {
+        "lat": 51.75571,
+        "lon": 8.04075,
+        "name": "Beckum"
+      },
+      {
+        "lat": 48.15221,
+        "lon": 11.61585,
+        "name": "Bogenhausen"
+      },
+      {
+        "lat": 47.66033,
+        "lon": 9.17582,
+        "name": "Konstanz"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 749222.38,
+      "perimeter_km": 3882.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -41.13827,
+        "lon": 175.0502,
+        "name": "Upper Hutt"
+      },
+      {
+        "lat": -36.8382,
+        "lon": 174.61019,
+        "name": "Massey"
+      },
+      {
+        "lat": -40.95972,
+        "lon": 175.6575,
+        "name": "Masterton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 12580.2,
+      "perimeter_km": 1001.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 7.50077,
+        "lon": 134.6238,
+        "name": "Ngerulmud"
+      },
+      {
+        "lat": 13.51777,
+        "lon": 144.8391,
+        "name": "Dededo Village"
+      },
+      {
+        "lat": 15.21233,
+        "lon": 145.7545,
+        "name": "Saipan"
+      },
+      {
+        "lat": -5.22152,
+        "lon": 145.78695,
+        "name": "Madang"
+      },
+      {
+        "lat": -6.085,
+        "lon": 145.38667,
+        "name": "Goroka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1570665.13,
+      "perimeter_km": 5817.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.70567,
+        "lon": -70.22863,
+        "name": "Yarmouth"
+      },
+      {
+        "lat": 41.3776,
+        "lon": -71.82729,
+        "name": "Westerly"
+      },
+      {
+        "lat": 40.82593,
+        "lon": -74.20903,
+        "name": "Montclair"
+      },
+      {
+        "lat": 45.47675,
+        "lon": -73.61432,
+        "name": "Notre-Dame-de-Gr\u00e2ce"
+      },
+      {
+        "lat": 47.52909,
+        "lon": -52.88136,
+        "name": "Paradise"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 463573.31,
+      "perimeter_km": 3978.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -3.42708,
+        "lon": 29.92463,
+        "name": "Gitega"
+      },
+      {
+        "lat": -0.9575,
+        "lon": 29.78972,
+        "name": "Kanungu"
+      },
+      {
+        "lat": -11.01863,
+        "lon": 33.85746,
+        "name": "Rumphi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 52948.53,
+      "perimeter_km": 2429.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 23.23756,
+        "lon": 69.69946,
+        "name": "Madhapar"
+      },
+      {
+        "lat": 28.51923,
+        "lon": 77.20352,
+        "name": "Saiyad-ul-ajaib"
+      },
+      {
+        "lat": 29.32502,
+        "lon": 77.85044,
+        "name": "J\u0101nsath"
+      },
+      {
+        "lat": 22.22001,
+        "lon": 99.69957,
+        "name": "Nuofu"
+      },
+      {
+        "lat": 17.44088,
+        "lon": 81.77558,
+        "name": "Rampachodavaram"
+      },
+      {
+        "lat": 18.63649,
+        "lon": 81.25827,
+        "name": "Kirandul"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2124338.12,
+      "perimeter_km": 6778.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.81667,
+        "lon": 145.23333,
+        "name": "Ringwood"
+      },
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      },
+      {
+        "lat": -27.59521,
+        "lon": 153.12332,
+        "name": "Rochedale South"
+      },
+      {
+        "lat": -31.91099,
+        "lon": 152.45387,
+        "name": "Taree"
+      },
+      {
+        "lat": -33.83333,
+        "lon": 150.98333,
+        "name": "Merrylands"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 188246.23,
+      "perimeter_km": 2777.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 30.67307,
+        "lon": -8.18087,
+        "name": "Aoulouz"
+      },
+      {
+        "lat": 34.30494,
+        "lon": -6.30404,
+        "name": "Sidi Yahia El Gharb"
+      },
+      {
+        "lat": 35.00044,
+        "lon": -5.90378,
+        "name": "Ksar El Kebir"
+      },
+      {
+        "lat": 36.12232,
+        "lon": 0.89865,
+        "name": "Mazouna"
+      },
+      {
+        "lat": 33.35495,
+        "lon": 10.50548,
+        "name": "Medenine"
+      },
+      {
+        "lat": 32.49094,
+        "lon": 3.67347,
+        "name": "Gharda\u00efa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 523188.9,
+      "perimeter_km": 3868.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.14458,
+        "lon": 145.12291,
+        "name": "Frankston"
+      },
+      {
+        "lat": -37.6,
+        "lon": 145.15,
+        "name": "Doreen"
+      },
+      {
+        "lat": -34.18551,
+        "lon": 142.16251,
+        "name": "Mildura"
+      },
+      {
+        "lat": -27.62329,
+        "lon": 153.04785,
+        "name": "Calamvale"
+      },
+      {
+        "lat": -33.88374,
+        "lon": 151.21282,
+        "name": "Surry Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 477142.53,
+      "perimeter_km": 3235.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -21.30528,
+        "lon": -46.71278,
+        "name": "Guaxup\u00e9"
+      },
+      {
+        "lat": -30.08389,
+        "lon": -51.61611,
+        "name": "Eldorado do Sul"
+      },
+      {
+        "lat": -9.01528,
+        "lon": -42.69944,
+        "name": "S\u00e3o Raimundo Nonato"
+      },
+      {
+        "lat": -22.55417,
+        "lon": -45.78,
+        "name": "Parais\u00f3polis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 202196.56,
+      "perimeter_km": 5321.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 13.2954,
+        "lon": 19.6966,
+        "name": "Umm H\u0101jar"
+      },
+      {
+        "lat": 2.46335,
+        "lon": 31.49832,
+        "name": "Pakwach"
+      },
+      {
+        "lat": -3.28333,
+        "lon": 32.85,
+        "name": "Mhango"
+      },
+      {
+        "lat": -8.3,
+        "lon": 31.51667,
+        "name": "Matai"
+      },
+      {
+        "lat": -1.8628,
+        "lon": 29.62541,
+        "name": "Ngororero"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1087862.78,
+      "perimeter_km": 5759.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -3.77278,
+        "lon": -61.64417,
+        "name": "Anori"
+      },
+      {
+        "lat": -2.4041,
+        "lon": -44.41669,
+        "name": "Alc\u00e2ntara"
+      },
+      {
+        "lat": -15.88231,
+        "lon": -48.10428,
+        "name": "Samambaia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1409420.69,
+      "perimeter_km": 5472.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 52.56014,
+        "lon": 13.0927,
+        "name": "Falkensee"
+      },
+      {
+        "lat": 53.66667,
+        "lon": 10.01667,
+        "name": "Langenhorn"
+      },
+      {
+        "lat": 55.65691,
+        "lon": 12.36381,
+        "name": "Albertslund"
+      },
+      {
+        "lat": 59.13118,
+        "lon": 10.21665,
+        "name": "Sandefjord"
+      },
+      {
+        "lat": 56.0038,
+        "lon": 40.33905,
+        "name": "Raduzhnyy"
+      },
+      {
+        "lat": 55.14552,
+        "lon": 37.46193,
+        "name": "Chekhov"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 792566.43,
+      "perimeter_km": 4547.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -6.80517,
+        "lon": 13.33017,
+        "name": "Tomb\u00f4co"
+      },
+      {
+        "lat": 3.65332,
+        "lon": 18.63566,
+        "name": "Libenge"
+      },
+      {
+        "lat": 0.07684,
+        "lon": 29.86832,
+        "name": "Kisinga"
+      },
+      {
+        "lat": -2.479,
+        "lon": 29.5564,
+        "name": "Nzega"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1097903.2,
+      "perimeter_km": 4760.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 13.79631,
+        "lon": 76.28408,
+        "name": "Hosadurga"
+      },
+      {
+        "lat": 24.99944,
+        "lon": 72.27141,
+        "name": "Bh\u012bnm\u0101l"
+      },
+      {
+        "lat": 26.53968,
+        "lon": 86.74796,
+        "name": "R\u0101jbir\u0101j"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 951396.14,
+      "perimeter_km": 4560.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.66689,
+        "lon": -111.88799,
+        "name": "Murray"
+      },
+      {
+        "lat": 49.8844,
+        "lon": -97.14704,
+        "name": "Winnipeg"
+      },
+      {
+        "lat": 42.64059,
+        "lon": -84.51525,
+        "name": "Holt"
+      },
+      {
+        "lat": 33.66094,
+        "lon": -95.55551,
+        "name": "Paris"
+      },
+      {
+        "lat": 32.95457,
+        "lon": -97.01501,
+        "name": "Coppell"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2181354.07,
+      "perimeter_km": 5914.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 39.5,
+        "lon": -0.35,
+        "name": "Alboraya"
+      },
+      {
+        "lat": 54.4858,
+        "lon": 9.05239,
+        "name": "Husum"
+      },
+      {
+        "lat": 51.31667,
+        "lon": 9.5,
+        "name": "Kassel"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 169135.55,
+      "perimeter_km": 3681.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 29.54615,
+        "lon": 105.81044,
+        "name": "Yulong"
+      },
+      {
+        "lat": 35.03194,
+        "lon": 106.08056,
+        "name": "Longshan"
+      },
+      {
+        "lat": 22.23981,
+        "lon": 114.17001,
+        "name": "Wong Chuk Hang"
+      },
+      {
+        "lat": 21.65,
+        "lon": 109.11667,
+        "name": "Dangjiang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 516256.44,
+      "perimeter_km": 3699.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.06022,
+        "lon": -111.97105,
+        "name": "Layton"
+      },
+      {
+        "lat": 41.13998,
+        "lon": -104.82025,
+        "name": "Cheyenne"
+      },
+      {
+        "lat": 41.81392,
+        "lon": -87.61727,
+        "name": "Grand Boulevard"
+      },
+      {
+        "lat": 33.61983,
+        "lon": -86.60888,
+        "name": "Trussville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 995898.64,
+      "perimeter_km": 5326.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 17.99913,
+        "lon": -94.6359,
+        "name": "Cosoleacaque"
+      },
+      {
+        "lat": 18.85254,
+        "lon": -99.22537,
+        "name": "Temixco"
+      },
+      {
+        "lat": 30.04743,
+        "lon": -99.14032,
+        "name": "Kerrville"
+      },
+      {
+        "lat": 29.70579,
+        "lon": -95.45883,
+        "name": "Bellaire"
+      },
+      {
+        "lat": 30.5102,
+        "lon": -87.21247,
+        "name": "Ferry Pass"
+      },
+      {
+        "lat": 14.91132,
+        "lon": -92.05788,
+        "name": "Malacat\u00e1n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1374816.3,
+      "perimeter_km": 5136.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.58385,
+        "lon": -0.27787,
+        "name": "Awoshi"
+      },
+      {
+        "lat": 4.92678,
+        "lon": -1.75773,
+        "name": "Sekondi-Takoradi"
+      },
+      {
+        "lat": 11.73748,
+        "lon": 1.77718,
+        "name": "Namponkor\u00e9"
+      },
+      {
+        "lat": 8.89367,
+        "lon": 11.3596,
+        "name": "Jalingo"
+      },
+      {
+        "lat": 7.43383,
+        "lon": 3.28788,
+        "name": "Igbo-Ora"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 500640.83,
+      "perimeter_km": 3472.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 42.73012,
+        "lon": 133.08381,
+        "name": "Vrangel\u2019"
+      },
+      {
+        "lat": 48.793,
+        "lon": 132.92033,
+        "name": "Birobidzhan"
+      },
+      {
+        "lat": 52.00318,
+        "lon": 127.67622,
+        "name": "Shimanovsk"
+      },
+      {
+        "lat": 57.85345,
+        "lon": 114.20407,
+        "name": "Bodaybo"
+      },
+      {
+        "lat": 52.93196,
+        "lon": 158.40585,
+        "name": "Vilyuchinsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2708016.81,
+      "perimeter_km": 7244.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -26.10583,
+        "lon": -49.7975,
+        "name": "Rio Negro"
+      },
+      {
+        "lat": -29.25611,
+        "lon": -51.53361,
+        "name": "Garibaldi"
+      },
+      {
+        "lat": -25.5036,
+        "lon": -54.65067,
+        "name": "Ciudad del Este"
+      },
+      {
+        "lat": -21.1775,
+        "lon": -47.81028,
+        "name": "Ribeir\u00e3o Preto"
+      },
+      {
+        "lat": -22.64583,
+        "lon": -47.19611,
+        "name": "Cosm\u00f3polis"
+      },
+      {
+        "lat": -23.51408,
+        "lon": -46.58625,
+        "name": "Vila Maria"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 287926.28,
+      "perimeter_km": 2479.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      },
+      {
+        "lat": -8.52425,
+        "lon": 179.19417,
+        "name": "Funafuti"
+      },
+      {
+        "lat": -16.4332,
+        "lon": 179.36451,
+        "name": "Labasa"
+      },
+      {
+        "lat": -18.07051,
+        "lon": 178.51313,
+        "name": "Nasinu"
+      },
+      {
+        "lat": -18.14307,
+        "lon": 177.50691,
+        "name": "Sigatoka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 612157.76,
+      "perimeter_km": 5309.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 19.18666,
+        "lon": -102.8493,
+        "name": "Tepalcatepec"
+      },
+      {
+        "lat": 32.28924,
+        "lon": -115.10534,
+        "name": "Guadalupe Victoria"
+      },
+      {
+        "lat": 30.15522,
+        "lon": -95.21132,
+        "name": "New Caney"
+      },
+      {
+        "lat": 18.40116,
+        "lon": -93.21406,
+        "name": "Paraiso"
+      },
+      {
+        "lat": 20.57196,
+        "lon": -101.19154,
+        "name": "Salamanca"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2018891.21,
+      "perimeter_km": 6230.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.15979,
+        "lon": -85.58774,
+        "name": "Fern Creek"
+      },
+      {
+        "lat": 43.65737,
+        "lon": -70.2589,
+        "name": "Portland"
+      },
+      {
+        "lat": 40.70621,
+        "lon": -74.54932,
+        "name": "Basking Ridge"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 124195.7,
+      "perimeter_km": 2893.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.88413,
+        "lon": 144.78367,
+        "name": "Altona Meadows"
+      },
+      {
+        "lat": -27.44187,
+        "lon": 152.93861,
+        "name": "The Gap"
+      },
+      {
+        "lat": -33.91972,
+        "lon": 151.07592,
+        "name": "Lakemba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 157013.32,
+      "perimeter_km": 2847.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -5.61111,
+        "lon": -78.435,
+        "name": "La Peca"
+      },
+      {
+        "lat": -9.91333,
+        "lon": -63.04083,
+        "name": "Ariquemes"
+      },
+      {
+        "lat": -21.41972,
+        "lon": -50.0775,
+        "name": "Pen\u00e1polis"
+      },
+      {
+        "lat": -22.8375,
+        "lon": -51.97306,
+        "name": "Colorado"
+      },
+      {
+        "lat": -24.15667,
+        "lon": -54.09694,
+        "name": "Terra Roxa"
+      },
+      {
+        "lat": -25.3386,
+        "lon": -57.52167,
+        "name": "Fernando de la Mora"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2190847.99,
+      "perimeter_km": 7655.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.44957,
+        "lon": -78.86892,
+        "name": "Harrisonburg"
+      },
+      {
+        "lat": 41.26194,
+        "lon": -95.86083,
+        "name": "Council Bluffs"
+      },
+      {
+        "lat": 46.56675,
+        "lon": -72.74913,
+        "name": "Shawinigan"
+      },
+      {
+        "lat": 45.53455,
+        "lon": -73.90168,
+        "name": "Deux-Montagnes"
+      },
+      {
+        "lat": 41.27621,
+        "lon": -72.86843,
+        "name": "East Haven"
+      },
+      {
+        "lat": 38.90122,
+        "lon": -77.26526,
+        "name": "Vienna"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 915186.57,
+      "perimeter_km": 4647.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.44882,
+        "lon": -77.47353,
+        "name": "Meadowbrook"
+      },
+      {
+        "lat": 34.23676,
+        "lon": -84.49076,
+        "name": "Canton"
+      },
+      {
+        "lat": 43.16547,
+        "lon": -77.70066,
+        "name": "Gates-North Gates"
+      },
+      {
+        "lat": 42.1626,
+        "lon": -71.04116,
+        "name": "Randolph"
+      },
+      {
+        "lat": 39.03206,
+        "lon": -76.50274,
+        "name": "Arnold"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 406293.9,
+      "perimeter_km": 3208.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 20.9621,
+        "lon": 105.9318,
+        "name": "Ecopark"
+      },
+      {
+        "lat": 22.32979,
+        "lon": 114.18889,
+        "name": "Kowloon City Centre"
+      },
+      {
+        "lat": 16.07,
+        "lon": 120.4025,
+        "name": "Mangaldan"
+      },
+      {
+        "lat": 14.1532,
+        "lon": 122.8303,
+        "name": "Labo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 418934.99,
+      "perimeter_km": 4100.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 46.03624,
+        "lon": 4.06802,
+        "name": "Roanne"
+      },
+      {
+        "lat": 50.48657,
+        "lon": 4.18785,
+        "name": "La Louvi\u00e8re"
+      },
+      {
+        "lat": 47.76111,
+        "lon": 11.5589,
+        "name": "Bad T\u00f6lz"
+      },
+      {
+        "lat": 45.24966,
+        "lon": 19.39664,
+        "name": "Ba\u010dka Palanka"
+      },
+      {
+        "lat": 40.65829,
+        "lon": 22.89712,
+        "name": "Menem\u00e9ni"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 528623.7,
+      "perimeter_km": 3987.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.97736,
+        "lon": -67.82714,
+        "name": "Allen"
+      },
+      {
+        "lat": -25.34806,
+        "lon": -54.23778,
+        "name": "S\u00e3o Miguel do Igua\u00e7u"
+      },
+      {
+        "lat": -25.67194,
+        "lon": -53.80889,
+        "name": "Capanema"
+      },
+      {
+        "lat": -27.09639,
+        "lon": -52.61833,
+        "name": "Chapec\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 245806.11,
+      "perimeter_km": 4165.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.88461,
+        "lon": 145.29539,
+        "name": "Ferntree Gully"
+      },
+      {
+        "lat": -37.74124,
+        "lon": 144.73631,
+        "name": "Caroline Springs"
+      },
+      {
+        "lat": -34.18551,
+        "lon": 142.16251,
+        "name": "Mildura"
+      },
+      {
+        "lat": -27.54333,
+        "lon": 153.20287,
+        "name": "Capalaba"
+      },
+      {
+        "lat": -33.9049,
+        "lon": 151.01996,
+        "name": "Yagoona"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 457741.38,
+      "perimeter_km": 3212.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.56645,
+        "lon": -115.35387,
+        "name": "Puebla"
+      },
+      {
+        "lat": 38.70824,
+        "lon": -121.32995,
+        "name": "Antelope"
+      },
+      {
+        "lat": 45.38401,
+        "lon": -122.76399,
+        "name": "Tualatin"
+      },
+      {
+        "lat": 41.11078,
+        "lon": -112.02605,
+        "name": "Clearfield"
+      },
+      {
+        "lat": 33.61309,
+        "lon": -112.3246,
+        "name": "El Mirage"
+      },
+      {
+        "lat": 20.48362,
+        "lon": -100.96237,
+        "name": "Cortazar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1037986.23,
+      "perimeter_km": 7245.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 26.31841,
+        "lon": -80.09977,
+        "name": "Deerfield Beach"
+      },
+      {
+        "lat": 40.12617,
+        "lon": -82.92907,
+        "name": "Westerville"
+      },
+      {
+        "lat": 40.60177,
+        "lon": -73.99403,
+        "name": "Bensonhurst"
+      },
+      {
+        "lat": 41.94454,
+        "lon": -71.28561,
+        "name": "Attleboro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 722725.94,
+      "perimeter_km": 4502.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 27.96166,
+        "lon": -110.81411,
+        "name": "Empalme"
+      },
+      {
+        "lat": 19.42178,
+        "lon": -97.00819,
+        "name": "Xico"
+      },
+      {
+        "lat": 19.16861,
+        "lon": -98.20389,
+        "name": "Papalotla"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 82796.79,
+      "perimeter_km": 3435.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 43.80486,
+        "lon": -79.35442,
+        "name": "Hillcrest Village"
+      },
+      {
+        "lat": 42.55843,
+        "lon": -70.88005,
+        "name": "Beverly"
+      },
+      {
+        "lat": 41.34621,
+        "lon": -73.079,
+        "name": "Ansonia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 60853.35,
+      "perimeter_km": 1508.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 25.86944,
+        "lon": 43.4973,
+        "name": "Ar Rass"
+      },
+      {
+        "lat": 31.72888,
+        "lon": 34.74632,
+        "name": "Qiryat Mal\u2019akhi"
+      },
+      {
+        "lat": 32.66138,
+        "lon": 44.40854,
+        "name": "Al Ma\u1e29\u0101w\u012bl"
+      },
+      {
+        "lat": 41.56271,
+        "lon": 44.9787,
+        "name": "Rustavi"
+      },
+      {
+        "lat": 32.25014,
+        "lon": 54.01658,
+        "name": "Meybod"
+      },
+      {
+        "lat": 32.32612,
+        "lon": 50.8572,
+        "name": "Shahr-e Kord"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1292448.71,
+      "perimeter_km": 5597.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 31.56017,
+        "lon": -91.40329,
+        "name": "Natchez"
+      },
+      {
+        "lat": 38.50839,
+        "lon": -90.32289,
+        "name": "Mehlville"
+      },
+      {
+        "lat": 40.94454,
+        "lon": -74.07542,
+        "name": "Paramus"
+      },
+      {
+        "lat": 41.35565,
+        "lon": -72.09952,
+        "name": "New London"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 542606.88,
+      "perimeter_km": 4398.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 43.14322,
+        "lon": -2.96204,
+        "name": "Laudio / Llodio"
+      },
+      {
+        "lat": 47.91303,
+        "lon": 1.97705,
+        "name": "Saint-Jean-de-Braye"
+      },
+      {
+        "lat": 51.88667,
+        "lon": 5.42917,
+        "name": "Tiel"
+      },
+      {
+        "lat": 52.51167,
+        "lon": 6.25694,
+        "name": "Dalfsen"
+      },
+      {
+        "lat": 50.76313,
+        "lon": 6.99089,
+        "name": "Bornheim"
+      },
+      {
+        "lat": 41.0033,
+        "lon": 16.87208,
+        "name": "Adelfia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 880540.16,
+      "perimeter_km": 4427.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 14.19544,
+        "lon": 79.15896,
+        "name": "R\u0101zampeta"
+      },
+      {
+        "lat": 34.03917,
+        "lon": 73.57694,
+        "name": "Dhirkot"
+      },
+      {
+        "lat": 23.7902,
+        "lon": 87.37648,
+        "name": "Dubr\u0101jpur"
+      },
+      {
+        "lat": 16.0617,
+        "lon": 99.86058,
+        "name": "Khanu Woralaksaburi"
+      },
+      {
+        "lat": 13.63606,
+        "lon": 100.3775,
+        "name": "Ban Khlong Bang Bon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2592788.63,
+      "perimeter_km": 8162.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.96179,
+        "lon": -96.82917,
+        "name": "Addison"
+      },
+      {
+        "lat": 33.40539,
+        "lon": -86.81138,
+        "name": "Hoover"
+      },
+      {
+        "lat": 29.99409,
+        "lon": -90.24174,
+        "name": "Kenner"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 173853.28,
+      "perimeter_km": 2138.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.01328,
+        "lon": -3.3705,
+        "name": "\u00dabeda"
+      },
+      {
+        "lat": 48.40219,
+        "lon": 2.72022,
+        "name": "Avon"
+      },
+      {
+        "lat": 50.71717,
+        "lon": 4.60138,
+        "name": "Wavre"
+      },
+      {
+        "lat": 52.30699,
+        "lon": 8.61423,
+        "name": "L\u00fcbbecke"
+      },
+      {
+        "lat": 47.66033,
+        "lon": 9.17582,
+        "name": "Konstanz"
+      },
+      {
+        "lat": 42.02754,
+        "lon": 23.99155,
+        "name": "Velingrad"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1331283.67,
+      "perimeter_km": 6077.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 9.60684,
+        "lon": 76.50055,
+        "name": "Aymanam"
+      },
+      {
+        "lat": 16.85438,
+        "lon": 74.56417,
+        "name": "S\u0101ngli"
+      },
+      {
+        "lat": 22.00853,
+        "lon": 81.23148,
+        "name": "Kawardha"
+      },
+      {
+        "lat": 12.60799,
+        "lon": 80.0555,
+        "name": "Tirukkalikkunram"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 525703.15,
+      "perimeter_km": 3300.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 37.33939,
+        "lon": -121.89496,
+        "name": "San Jose"
+      },
+      {
+        "lat": 49.17003,
+        "lon": -123.13683,
+        "name": "Richmond"
+      },
+      {
+        "lat": 33.72835,
+        "lon": -117.14642,
+        "name": "Menifee"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 273404.05,
+      "perimeter_km": 3693.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 47.69332,
+        "lon": 2.63094,
+        "name": "Gien"
+      },
+      {
+        "lat": 51.81,
+        "lon": 4.67361,
+        "name": "Dordrecht"
+      },
+      {
+        "lat": 48.74953,
+        "lon": 8.87176,
+        "name": "Weil der Stadt"
+      },
+      {
+        "lat": 45.39595,
+        "lon": 11.27352,
+        "name": "San Bonifacio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 191170.39,
+      "perimeter_km": 2056.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 7.97917,
+        "lon": -75.4202,
+        "name": "Montel\u00edbano"
+      },
+      {
+        "lat": 11.48614,
+        "lon": -69.35319,
+        "name": "Puerto Cumarebo"
+      },
+      {
+        "lat": 10.21302,
+        "lon": -67.42365,
+        "name": "San Mateo"
+      },
+      {
+        "lat": 6.00815,
+        "lon": -58.30724,
+        "name": "Linden"
+      },
+      {
+        "lat": -2.79333,
+        "lon": -57.07,
+        "name": "Barreirinha"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1327446.26,
+      "perimeter_km": 5481.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 10.22746,
+        "lon": 2.00192,
+        "name": "P\u00e9honko"
+      },
+      {
+        "lat": 10.78556,
+        "lon": -0.85139,
+        "name": "Bolgatanga"
+      },
+      {
+        "lat": 12.22336,
+        "lon": 4.37971,
+        "name": "Jega"
+      },
+      {
+        "lat": 12.99082,
+        "lon": 7.60177,
+        "name": "Katsina"
+      },
+      {
+        "lat": 5.62611,
+        "lon": 10.25421,
+        "name": "Mbouda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 365706.78,
+      "perimeter_km": 3181.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 36.41657,
+        "lon": 1.19616,
+        "name": "Abou el Hassan"
+      },
+      {
+        "lat": 36.4701,
+        "lon": 2.62528,
+        "name": "El Affroun"
+      },
+      {
+        "lat": 36.26405,
+        "lon": 1.9679,
+        "name": "A\u00efn Defla"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1304.59,
+      "perimeter_km": 262.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.45333,
+        "lon": -56.39056,
+        "name": "Santa Luc\u00eda"
+      },
+      {
+        "lat": -17.81361,
+        "lon": -50.59694,
+        "name": "Santa Helena de Goi\u00e1s"
+      },
+      {
+        "lat": -21.22778,
+        "lon": -50.86833,
+        "name": "Valpara\u00edso"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 76318.28,
+      "perimeter_km": 3885.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -31.70312,
+        "lon": 27.2329,
+        "name": "Lady Frere"
+      },
+      {
+        "lat": -19.45,
+        "lon": 29.81667,
+        "name": "Gweru"
+      },
+      {
+        "lat": -23.35,
+        "lon": 43.66667,
+        "name": "Toliara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1031850.84,
+      "perimeter_km": 4748.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -16.805,
+        "lon": -49.92583,
+        "name": "Palmeiras de Goi\u00e1s"
+      },
+      {
+        "lat": -2.44306,
+        "lon": -54.70833,
+        "name": "Santar\u00e9m"
+      },
+      {
+        "lat": -2.58417,
+        "lon": -49.50722,
+        "name": "Mocajuba"
+      },
+      {
+        "lat": -1.07611,
+        "lon": -46.90306,
+        "name": "Tracuateua"
+      },
+      {
+        "lat": -2.23111,
+        "lon": -45.3,
+        "name": "Santa Helena"
+      },
+      {
+        "lat": -7.09167,
+        "lon": -39.68056,
+        "name": "Nova Olinda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1505625.96,
+      "perimeter_km": 5187.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 24.69285,
+        "lon": 108.08376,
+        "name": "Hechi"
+      },
+      {
+        "lat": 30.01651,
+        "lon": 105.7973,
+        "name": "Tangba"
+      },
+      {
+        "lat": 30.08333,
+        "lon": 114.95,
+        "name": "Daye"
+      },
+      {
+        "lat": 28.8547,
+        "lon": 120.73168,
+        "name": "Xianju"
+      },
+      {
+        "lat": 22.99376,
+        "lon": 114.71311,
+        "name": "Pingshan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 755014.43,
+      "perimeter_km": 3677.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 14.52727,
+        "lon": 20.92603,
+        "name": "Biltine"
+      },
+      {
+        "lat": 31.0539,
+        "lon": 31.37787,
+        "name": "\u0162alkh\u0101"
+      },
+      {
+        "lat": 31.40398,
+        "lon": 31.73778,
+        "name": "Kafr al Ba\u0163\u0163\u012bkh"
+      },
+      {
+        "lat": 30.19327,
+        "lon": 31.13703,
+        "name": "Al Qan\u0101\u0163ir al Khayr\u012byah"
+      },
+      {
+        "lat": 29.14816,
+        "lon": 31.12733,
+        "name": "B\u016bsh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 99519.52,
+      "perimeter_km": 4373.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.16604,
+        "lon": 145.13643,
+        "name": "Frankston South"
+      },
+      {
+        "lat": -37.65,
+        "lon": 145.1,
+        "name": "South Morang"
+      },
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      },
+      {
+        "lat": -27.3171,
+        "lon": 153.03097,
+        "name": "Bracken Ridge"
+      },
+      {
+        "lat": -33.91938,
+        "lon": 150.92588,
+        "name": "Liverpool"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 637798.65,
+      "perimeter_km": 3788.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 42.70219,
+        "lon": 9.45123,
+        "name": "Bastia"
+      },
+      {
+        "lat": 51.54932,
+        "lon": 0.04867,
+        "name": "Manor Park"
+      },
+      {
+        "lat": 52.05959,
+        "lon": 19.19972,
+        "name": "\u0141\u0119czyca"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 694805.12,
+      "perimeter_km": 3796.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -26.53333,
+        "lon": 29.06667,
+        "name": "eMbalenhle"
+      },
+      {
+        "lat": -25.509,
+        "lon": 28.064,
+        "name": "Mabopane"
+      },
+      {
+        "lat": -20.4943,
+        "lon": 27.03479,
+        "name": "Tutume"
+      },
+      {
+        "lat": -13.13701,
+        "lon": 25.00653,
+        "name": "Mufumbwe"
+      },
+      {
+        "lat": -11.66278,
+        "lon": 39.55056,
+        "name": "Mueda"
+      },
+      {
+        "lat": -22.0,
+        "lon": 35.31667,
+        "name": "Vilankulo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1484359.98,
+      "perimeter_km": 5196.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 51.65147,
+        "lon": -0.08497,
+        "name": "Enfield Town"
+      },
+      {
+        "lat": 53.20053,
+        "lon": -3.03841,
+        "name": "Deeside"
+      },
+      {
+        "lat": 49.68333,
+        "lon": 18.35,
+        "name": "Fr\u00fddek-M\u00edstek"
+      },
+      {
+        "lat": 44.65486,
+        "lon": 20.20017,
+        "name": "Obrenovac"
+      },
+      {
+        "lat": 41.15171,
+        "lon": 16.41143,
+        "name": "Corato"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 856248.75,
+      "perimeter_km": 4578.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 5.29775,
+        "lon": 100.21147,
+        "name": "Bukit Gemuroh"
+      },
+      {
+        "lat": 20.72315,
+        "lon": 96.82278,
+        "name": "Heho"
+      },
+      {
+        "lat": 10.4,
+        "lon": 107.18333,
+        "name": "\u1ea4p Ph\u01b0\u1edbc T\u0129nh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 760565.19,
+      "perimeter_km": 4303.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 1.976,
+        "lon": 102.8835,
+        "name": "Parit Sulung"
+      },
+      {
+        "lat": 1.4907,
+        "lon": 103.8788,
+        "name": "Masai"
+      },
+      {
+        "lat": 2.11667,
+        "lon": 111.51667,
+        "name": "Sarikei"
+      },
+      {
+        "lat": -7.70583,
+        "lon": 110.60639,
+        "name": "Klaten"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 552112.3,
+      "perimeter_km": 3447.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -5.38532,
+        "lon": 27.00029,
+        "name": "Kongolo"
+      },
+      {
+        "lat": 0.3475,
+        "lon": 32.64917,
+        "name": "Kireka"
+      },
+      {
+        "lat": 14.27889,
+        "lon": 39.15,
+        "name": "Intich\u2019o"
+      },
+      {
+        "lat": 2.03711,
+        "lon": 45.34375,
+        "name": "Mogadishu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1955195.38,
+      "perimeter_km": 6320.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      },
+      {
+        "lat": -32.5269,
+        "lon": 115.7217,
+        "name": "Mandurah"
+      },
+      {
+        "lat": -31.8075,
+        "lon": 115.86599,
+        "name": "Landsdale"
+      },
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 29489.69,
+      "perimeter_km": 901.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -27.75431,
+        "lon": 26.64382,
+        "name": "Allanridge"
+      },
+      {
+        "lat": -33.57565,
+        "lon": 22.44391,
+        "name": "Dysselsdorp"
+      },
+      {
+        "lat": -26.80908,
+        "lon": 26.00538,
+        "name": "Ottosdal"
+      },
+      {
+        "lat": -26.84493,
+        "lon": 26.76829,
+        "name": "Stilfontein"
+      },
+      {
+        "lat": -18.93444,
+        "lon": 32.87556,
+        "name": "Manica"
+      },
+      {
+        "lat": -27.80138,
+        "lon": 28.42726,
+        "name": "Reitz"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 159472.55,
+      "perimeter_km": 4003.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.93333,
+        "lon": 145.23333,
+        "name": "Rowville"
+      },
+      {
+        "lat": -24.86621,
+        "lon": 152.3479,
+        "name": "Bundaberg"
+      },
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 235312.23,
+      "perimeter_km": 3313.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.65055,
+        "lon": -46.64591,
+        "name": "Jabaquara"
+      },
+      {
+        "lat": -18.50667,
+        "lon": -54.76,
+        "name": "Coxim"
+      },
+      {
+        "lat": -16.805,
+        "lon": -49.92583,
+        "name": "Palmeiras de Goi\u00e1s"
+      },
+      {
+        "lat": -3.56516,
+        "lon": -44.58018,
+        "name": "Miranda do Norte"
+      },
+      {
+        "lat": -21.04333,
+        "lon": -40.82444,
+        "name": "Marataizes"
+      },
+      {
+        "lat": -22.15194,
+        "lon": -42.41944,
+        "name": "Bom Jardim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1366260.1,
+      "perimeter_km": 5802.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -19.05294,
+        "lon": -169.91957,
+        "name": "Alofi"
+      },
+      {
+        "lat": -14.27806,
+        "lon": -170.7025,
+        "name": "Pago Pago"
+      },
+      {
+        "lat": -13.83333,
+        "lon": -171.76666,
+        "name": "Apia"
+      },
+      {
+        "lat": -17.61686,
+        "lon": 177.45049,
+        "name": "Lautoka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 405704.86,
+      "perimeter_km": 3232.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.7236,
+        "lon": -5.1025,
+        "name": "Boumia"
+      },
+      {
+        "lat": 34.86158,
+        "lon": -1.33935,
+        "name": "Manso\u00fbra"
+      },
+      {
+        "lat": 35.18568,
+        "lon": 1.49612,
+        "name": "Sougueur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 22828.36,
+      "perimeter_km": 1349.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -4.02328,
+        "lon": 19.53385,
+        "name": "Mangai"
+      },
+      {
+        "lat": 5.79565,
+        "lon": 14.82799,
+        "name": "Baboua"
+      },
+      {
+        "lat": 11.74697,
+        "lon": 11.96083,
+        "name": "Damaturu"
+      },
+      {
+        "lat": 2.73877,
+        "lon": 23.78326,
+        "name": "Aketi"
+      },
+      {
+        "lat": 1.25881,
+        "lon": 35.09569,
+        "name": "Makutano"
+      },
+      {
+        "lat": -5.75,
+        "lon": 34.83333,
+        "name": "Manyoni"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1917516.34,
+      "perimeter_km": 7340.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -11.41237,
+        "lon": 14.30663,
+        "name": "Ucu Seles"
+      },
+      {
+        "lat": -4.96589,
+        "lon": 19.59151,
+        "name": "Idiofa"
+      },
+      {
+        "lat": -9.81697,
+        "lon": 22.87023,
+        "name": "Mwene"
+      },
+      {
+        "lat": -21.17,
+        "lon": 27.50778,
+        "name": "Francistown"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 927679.25,
+      "perimeter_km": 4704.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.41317,
+        "lon": -3.68307,
+        "name": "Retiro"
+      },
+      {
+        "lat": 53.45678,
+        "lon": -2.11822,
+        "name": "Denton"
+      },
+      {
+        "lat": 45.06885,
+        "lon": 7.65052,
+        "name": "Cenisia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 615090.24,
+      "perimeter_km": 3683.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 45.63873,
+        "lon": -122.66149,
+        "name": "Vancouver"
+      },
+      {
+        "lat": 49.26667,
+        "lon": -123.16667,
+        "name": "Kitsilano"
+      },
+      {
+        "lat": 40.36412,
+        "lon": -111.73854,
+        "name": "Pleasant Grove"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 177562.16,
+      "perimeter_km": 2804.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.8676,
+        "lon": 144.98099,
+        "name": "Saint Kilda"
+      },
+      {
+        "lat": -34.28853,
+        "lon": 146.05093,
+        "name": "Griffith"
+      },
+      {
+        "lat": -27.44187,
+        "lon": 152.93861,
+        "name": "The Gap"
+      },
+      {
+        "lat": -27.96724,
+        "lon": 153.39796,
+        "name": "Southport"
+      },
+      {
+        "lat": -31.91099,
+        "lon": 152.45387,
+        "name": "Taree"
+      },
+      {
+        "lat": -33.72197,
+        "lon": 151.04607,
+        "name": "Cherrybrook"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 283004.75,
+      "perimeter_km": 2892.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.95621,
+        "lon": -83.98796,
+        "name": "Lawrenceville"
+      },
+      {
+        "lat": 43.695,
+        "lon": -79.2959,
+        "name": "Taylor-Massey"
+      },
+      {
+        "lat": 43.10012,
+        "lon": -79.06627,
+        "name": "Niagara Falls"
+      },
+      {
+        "lat": 40.753,
+        "lon": -73.2602,
+        "name": "North Bay Shore"
+      },
+      {
+        "lat": 38.77261,
+        "lon": -77.22109,
+        "name": "West Springfield"
+      },
+      {
+        "lat": 37.55376,
+        "lon": -77.46026,
+        "name": "Richmond"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 377947.63,
+      "perimeter_km": 3024.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 30.35535,
+        "lon": -9.53639,
+        "name": "Inezgane"
+      },
+      {
+        "lat": 35.70211,
+        "lon": -5.89044,
+        "name": "Gueznaia"
+      },
+      {
+        "lat": 36.16277,
+        "lon": 0.97037,
+        "name": "\u2019A\u00efn Merane"
+      },
+      {
+        "lat": 36.65393,
+        "lon": 3.98143,
+        "name": "Tirmitine"
+      },
+      {
+        "lat": 36.37419,
+        "lon": 9.90651,
+        "name": "El Fahs"
+      },
+      {
+        "lat": 34.15429,
+        "lon": 3.50309,
+        "name": "Messaad"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 460218.87,
+      "perimeter_km": 4036.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 9.03333,
+        "lon": 38.15,
+        "name": "G\u012bnch\u2019\u012b"
+      },
+      {
+        "lat": 14.40076,
+        "lon": 37.93399,
+        "name": "Sheraro"
+      },
+      {
+        "lat": -6.43333,
+        "lon": 39.55,
+        "name": "Sokoni"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 27052.78,
+      "perimeter_km": 4647.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.24634,
+        "lon": -8.52941,
+        "name": "Youssoufia"
+      },
+      {
+        "lat": 33.91406,
+        "lon": -5.48969,
+        "name": "Ouislane"
+      },
+      {
+        "lat": 34.11849,
+        "lon": -6.7389,
+        "name": "Bouknadel"
+      },
+      {
+        "lat": 34.26479,
+        "lon": -5.92598,
+        "name": "Sidi Slimane"
+      },
+      {
+        "lat": 35.15561,
+        "lon": -3.00236,
+        "name": "Zeghanghane"
+      },
+      {
+        "lat": 36.65038,
+        "lon": 10.59004,
+        "name": "Beni Khalled"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 159926.02,
+      "perimeter_km": 3868.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.70462,
+        "lon": 145.10302,
+        "name": "Greensborough"
+      },
+      {
+        "lat": -38.14711,
+        "lon": 144.36069,
+        "name": "Geelong"
+      },
+      {
+        "lat": -31.43084,
+        "lon": 152.90894,
+        "name": "Port Macquarie"
+      },
+      {
+        "lat": -33.91667,
+        "lon": 151.03333,
+        "name": "Bankstown"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 36265.95,
+      "perimeter_km": 2168.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -28.29389,
+        "lon": -49.93167,
+        "name": "S\u00e3o Joaquim"
+      },
+      {
+        "lat": -23.20083,
+        "lon": -47.28694,
+        "name": "Salto"
+      },
+      {
+        "lat": -14.52972,
+        "lon": -40.36528,
+        "name": "Po\u00e7\u00f5es"
+      },
+      {
+        "lat": -12.53556,
+        "lon": -39.19083,
+        "name": "Cabaceiras do Paragua\u00e7u"
+      },
+      {
+        "lat": -8.87556,
+        "lon": -36.36667,
+        "name": "S\u00e3o Jo\u00e3o"
+      },
+      {
+        "lat": -20.12861,
+        "lon": -40.30778,
+        "name": "Serra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 549061.19,
+      "perimeter_km": 5251.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.9526,
+        "lon": -84.54993,
+        "name": "Marietta"
+      },
+      {
+        "lat": 42.1103,
+        "lon": -88.03424,
+        "name": "Palatine"
+      },
+      {
+        "lat": 44.88969,
+        "lon": -93.34995,
+        "name": "Edina"
+      },
+      {
+        "lat": 41.39482,
+        "lon": -73.45401,
+        "name": "Danbury"
+      },
+      {
+        "lat": 40.84288,
+        "lon": -73.29289,
+        "name": "Commack"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1063190.04,
+      "perimeter_km": 4457.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.18883,
+        "lon": -8.49857,
+        "name": "Valongo"
+      },
+      {
+        "lat": 42.61174,
+        "lon": -5.61671,
+        "name": "San Andr\u00e9s del Rabanedo"
+      },
+      {
+        "lat": 48.95264,
+        "lon": 2.14521,
+        "name": "Maisons-Laffitte"
+      },
+      {
+        "lat": 50.80154,
+        "lon": 4.41436,
+        "name": "Watermael-Boitsfort"
+      },
+      {
+        "lat": 36.92574,
+        "lon": 14.72443,
+        "name": "Ragusa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1336053.87,
+      "perimeter_km": 5274.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -32.6978,
+        "lon": -62.10672,
+        "name": "Marcos Ju\u00e1rez"
+      },
+      {
+        "lat": -22.10809,
+        "lon": -56.53253,
+        "name": "Bela Vista"
+      },
+      {
+        "lat": -21.61,
+        "lon": -45.56528,
+        "name": "El\u00f3i Mendes"
+      },
+      {
+        "lat": -22.94667,
+        "lon": -47.31583,
+        "name": "Monte Mor"
+      },
+      {
+        "lat": -22.84694,
+        "lon": -45.22972,
+        "name": "Aparecida"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 797806.88,
+      "perimeter_km": 4864.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -41.43876,
+        "lon": 147.13467,
+        "name": "Launceston"
+      },
+      {
+        "lat": -37.81819,
+        "lon": 145.00176,
+        "name": "Richmond"
+      },
+      {
+        "lat": -27.56056,
+        "lon": 151.95386,
+        "name": "Toowoomba"
+      },
+      {
+        "lat": -28.00274,
+        "lon": 153.42999,
+        "name": "Surfers Paradise"
+      },
+      {
+        "lat": -33.8188,
+        "lon": 151.1062,
+        "name": "Ryde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 372756.75,
+      "perimeter_km": 3507.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 16.90802,
+        "lon": 96.56037,
+        "name": "Kayan"
+      },
+      {
+        "lat": 13.17372,
+        "lon": 100.93111,
+        "name": "Si Racha"
+      },
+      {
+        "lat": 3.41558,
+        "lon": 101.55709,
+        "name": "Bukit Beruntung"
+      },
+      {
+        "lat": 2.8136,
+        "lon": 101.50185,
+        "name": "Banting"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 261962.59,
+      "perimeter_km": 3438.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.92915,
+        "lon": 43.48878,
+        "name": "Bayj\u012b"
+      },
+      {
+        "lat": 37.45517,
+        "lon": 35.81573,
+        "name": "Kozan"
+      },
+      {
+        "lat": 36.90124,
+        "lon": 54.07195,
+        "name": "Bandar-e Torkaman"
+      },
+      {
+        "lat": 32.59702,
+        "lon": 74.14652,
+        "name": "Sook Kalan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 536981.48,
+      "perimeter_km": 7085.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 53.83333,
+        "lon": -2.98333,
+        "name": "Poulton-le-Fylde"
+      },
+      {
+        "lat": 55.97132,
+        "lon": -4.57928,
+        "name": "Vale of Leven"
+      },
+      {
+        "lat": 53.56985,
+        "lon": 10.05776,
+        "name": "Eilbek"
+      },
+      {
+        "lat": 48.04274,
+        "lon": 14.42127,
+        "name": "Steyr"
+      },
+      {
+        "lat": 51.25435,
+        "lon": 6.39441,
+        "name": "Viersen"
+      },
+      {
+        "lat": 51.955,
+        "lon": 5.22778,
+        "name": "Culemborg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 359475.48,
+      "perimeter_km": 3298.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 50.24413,
+        "lon": 127.49016,
+        "name": "Heihe"
+      },
+      {
+        "lat": 38.00333,
+        "lon": 140.61833,
+        "name": "Shiroishi"
+      },
+      {
+        "lat": 36.00705,
+        "lon": 140.49623,
+        "name": "Namegata"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 112732.05,
+      "perimeter_km": 3831.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 11.55051,
+        "lon": 75.62887,
+        "name": "Palayad"
+      },
+      {
+        "lat": 27.41933,
+        "lon": 75.82143,
+        "name": "Ajeetgarh"
+      },
+      {
+        "lat": 23.52604,
+        "lon": 77.81092,
+        "name": "Vidisha"
+      },
+      {
+        "lat": 12.88996,
+        "lon": 80.23127,
+        "name": "Sholinganallur"
+      },
+      {
+        "lat": 10.36896,
+        "lon": 77.98036,
+        "name": "Dindigul"
+      },
+      {
+        "lat": 14.64152,
+        "lon": 77.56684,
+        "name": "Kakkalapalle"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 610249.15,
+      "perimeter_km": 4703.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.68073,
+        "lon": -46.7394,
+        "name": "Jardim Sao Luis"
+      },
+      {
+        "lat": -15.77553,
+        "lon": -47.78117,
+        "name": "Parano\u00e1"
+      },
+      {
+        "lat": -16.75722,
+        "lon": -49.4375,
+        "name": "Abadia de Goi\u00e1s"
+      },
+      {
+        "lat": -6.43306,
+        "lon": -43.98361,
+        "name": "Paraibano"
+      },
+      {
+        "lat": -7.02528,
+        "lon": -42.13111,
+        "name": "Oeiras"
+      },
+      {
+        "lat": -12.89444,
+        "lon": -38.32722,
+        "name": "Lauro de Freitas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1225776.62,
+      "perimeter_km": 4866.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 13.78775,
+        "lon": 100.49469,
+        "name": "Khwaeng Bang Plat"
+      },
+      {
+        "lat": 22.38161,
+        "lon": 107.3683,
+        "name": "Chongzuo"
+      },
+      {
+        "lat": 32.97944,
+        "lon": 114.02944,
+        "name": "Zhumadian"
+      },
+      {
+        "lat": 38.15479,
+        "lon": 114.80689,
+        "name": "Beisu"
+      },
+      {
+        "lat": 23.5701,
+        "lon": 120.30162,
+        "name": "Beigang"
+      },
+      {
+        "lat": 14.2325,
+        "lon": 121.3648,
+        "name": "Pila"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3723109.19,
+      "perimeter_km": 8126.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 43.76672,
+        "lon": -79.39909,
+        "name": "Willowdale"
+      },
+      {
+        "lat": 43.04812,
+        "lon": -76.14742,
+        "name": "Syracuse"
+      },
+      {
+        "lat": 40.62593,
+        "lon": -75.37046,
+        "name": "Bethlehem"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 32347.24,
+      "perimeter_km": 1033.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 19.04611,
+        "lon": -98.045,
+        "name": "Amozoc de Mota"
+      },
+      {
+        "lat": 19.27032,
+        "lon": -98.95088,
+        "name": "Xico"
+      },
+      {
+        "lat": 22.28519,
+        "lon": -97.87777,
+        "name": "Tampico"
+      },
+      {
+        "lat": 29.36857,
+        "lon": -94.97131,
+        "name": "La Marque"
+      },
+      {
+        "lat": 19.42178,
+        "lon": -97.00819,
+        "name": "Xico"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 117792.38,
+      "perimeter_km": 2532.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 36.98874,
+        "lon": 119.92224,
+        "name": "Dazeshan"
+      },
+      {
+        "lat": 40.60389,
+        "lon": 125.94667,
+        "name": "Kop\u2019ung"
+      },
+      {
+        "lat": 37.1759,
+        "lon": 128.9889,
+        "name": "T\u2019aebaek"
+      },
+      {
+        "lat": 34.81641,
+        "lon": 135.56828,
+        "name": "Ibaraki"
+      },
+      {
+        "lat": 33.24293,
+        "lon": 130.55212,
+        "name": "Hirokawa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 440590.55,
+      "perimeter_km": 3315.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.78828,
+        "lon": 145.12373,
+        "name": "Doncaster"
+      },
+      {
+        "lat": -23.84852,
+        "lon": 151.25775,
+        "name": "Gladstone"
+      },
+      {
+        "lat": -32.24295,
+        "lon": 148.60484,
+        "name": "Dubbo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 58719.14,
+      "perimeter_km": 3318.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 18.08124,
+        "lon": -88.56328,
+        "name": "Orange Walk"
+      },
+      {
+        "lat": 18.54326,
+        "lon": -92.6453,
+        "name": "Frontera"
+      },
+      {
+        "lat": 27.71809,
+        "lon": -82.35176,
+        "name": "Sun City Center"
+      },
+      {
+        "lat": 23.16076,
+        "lon": -82.32798,
+        "name": "Ciudad Camilo Cienfuegos"
+      },
+      {
+        "lat": 20.34173,
+        "lon": -77.12126,
+        "name": "Manzanillo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 671048.27,
+      "perimeter_km": 4254.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.7,
+        "lon": -1.65,
+        "name": "Assin Foso"
+      },
+      {
+        "lat": 7.33991,
+        "lon": -2.32676,
+        "name": "Sunyani"
+      },
+      {
+        "lat": 9.88333,
+        "lon": -2.91667,
+        "name": "Bati\u00e9"
+      },
+      {
+        "lat": 9.66167,
+        "lon": 1.38472,
+        "name": "Ouak\u00e9"
+      },
+      {
+        "lat": 4.92675,
+        "lon": 6.26764,
+        "name": "Yenagoa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 320003.92,
+      "perimeter_km": 2593.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 45.77255,
+        "lon": 4.80326,
+        "name": "Lyon 09"
+      },
+      {
+        "lat": 49.33047,
+        "lon": 11.02346,
+        "name": "Schwabach"
+      },
+      {
+        "lat": 52.05959,
+        "lon": 19.19972,
+        "name": "\u0141\u0119czyca"
+      },
+      {
+        "lat": 45.15,
+        "lon": 26.83333,
+        "name": "Buz\u0103u"
+      },
+      {
+        "lat": 39.62713,
+        "lon": 16.51368,
+        "name": "Corigliano Scalo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1221426.96,
+      "perimeter_km": 4431.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 50.41136,
+        "lon": 4.44448,
+        "name": "Charleroi"
+      },
+      {
+        "lat": 50.90241,
+        "lon": -3.49232,
+        "name": "Tiverton"
+      },
+      {
+        "lat": 52.25443,
+        "lon": 21.03472,
+        "name": "Praga P\u00f3\u0142noc"
+      },
+      {
+        "lat": 48.43779,
+        "lon": 38.84384,
+        "name": "Perevalsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 345234.53,
+      "perimeter_km": 6059.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -24.60167,
+        "lon": 24.72806,
+        "name": "Jwaneng"
+      },
+      {
+        "lat": -12.31477,
+        "lon": 25.84862,
+        "name": "Manyama"
+      },
+      {
+        "lat": 2.78582,
+        "lon": 24.72997,
+        "name": "Buta"
+      },
+      {
+        "lat": 0.55473,
+        "lon": 30.85485,
+        "name": "Butunduzi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1239711.54,
+      "perimeter_km": 6653.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -18.29083,
+        "lon": 35.94528,
+        "name": "Marromeu"
+      },
+      {
+        "lat": -2.5845,
+        "lon": 30.0959,
+        "name": "Kirundo"
+      },
+      {
+        "lat": -5.7,
+        "lon": 34.48333,
+        "name": "Itigi"
+      },
+      {
+        "lat": -1.25367,
+        "lon": 34.47596,
+        "name": "Sirari"
+      },
+      {
+        "lat": -15.71667,
+        "lon": 46.31667,
+        "name": "Mahajanga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1436617.01,
+      "perimeter_km": 6156.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 9.96188,
+        "lon": -84.07876,
+        "name": "San Juan"
+      },
+      {
+        "lat": 13.69408,
+        "lon": -88.10407,
+        "name": "San Francisco"
+      },
+      {
+        "lat": 21.10988,
+        "lon": -76.13145,
+        "name": "Gibara"
+      },
+      {
+        "lat": 18.19199,
+        "lon": -73.74948,
+        "name": "Les Cayes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 744140.08,
+      "perimeter_km": 3966.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 27.87429,
+        "lon": -0.29388,
+        "name": "Adrar"
+      },
+      {
+        "lat": 33.90331,
+        "lon": -5.36868,
+        "name": "Sabaa Aiyoun"
+      },
+      {
+        "lat": 36.78567,
+        "lon": 4.06273,
+        "name": "Makouda"
+      },
+      {
+        "lat": 36.44788,
+        "lon": 8.4413,
+        "name": "Ghardimaou"
+      },
+      {
+        "lat": 36.89479,
+        "lon": 10.18604,
+        "name": "La Gazelle"
+      },
+      {
+        "lat": 35.77799,
+        "lon": 10.82617,
+        "name": "Monastir"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 707181.31,
+      "perimeter_km": 3800.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.13333,
+        "lon": 131.5,
+        "name": "Takanabe"
+      },
+      {
+        "lat": 36.45,
+        "lon": 136.63333,
+        "name": "Tsurugi-asahimachi"
+      },
+      {
+        "lat": 37.81667,
+        "lon": 140.55,
+        "name": "Hobaramachi"
+      },
+      {
+        "lat": 36.31667,
+        "lon": 138.43333,
+        "name": "Komoro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 56093.59,
+      "perimeter_km": 2091.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 15.81047,
+        "lon": 102.02881,
+        "name": "Chaiyaphum"
+      },
+      {
+        "lat": 22.25474,
+        "lon": 114.13622,
+        "name": "Wah Fu"
+      },
+      {
+        "lat": 27.11716,
+        "lon": 114.97927,
+        "name": "Ji\u2019an"
+      },
+      {
+        "lat": 17.57472,
+        "lon": 120.38694,
+        "name": "Vigan"
+      },
+      {
+        "lat": 15.72892,
+        "lon": 120.57224,
+        "name": "Burgos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1612169.31,
+      "perimeter_km": 5394.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 21.192,
+        "lon": -97.74088,
+        "name": "Cerro Azul"
+      },
+      {
+        "lat": 35.08676,
+        "lon": -90.05676,
+        "name": "New South Memphis"
+      },
+      {
+        "lat": 36.61033,
+        "lon": -88.31476,
+        "name": "Murray"
+      },
+      {
+        "lat": 41.67454,
+        "lon": -72.85816,
+        "name": "Plainville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 807825.06,
+      "perimeter_km": 6649.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 50.77926,
+        "lon": 4.24355,
+        "name": "Sint-Pieters-Leeuw"
+      },
+      {
+        "lat": 50.54581,
+        "lon": -3.49671,
+        "name": "Teignmouth"
+      },
+      {
+        "lat": 51.52279,
+        "lon": -0.71986,
+        "name": "Maidenhead"
+      },
+      {
+        "lat": 53.63301,
+        "lon": 9.83945,
+        "name": "Halstenbek"
+      },
+      {
+        "lat": 50.90383,
+        "lon": 7.40306,
+        "name": "Much"
+      },
+      {
+        "lat": 47.6895,
+        "lon": 9.83247,
+        "name": "Wangen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 173111.91,
+      "perimeter_km": 2794.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -0.30907,
+        "lon": 100.37055,
+        "name": "Bukittinggi"
+      },
+      {
+        "lat": 1.7541,
+        "lon": 103.2798,
+        "name": "Kawasan Penempatan Ulu Sungai Benut"
+      },
+      {
+        "lat": 1.36278,
+        "lon": 103.8975,
+        "name": "Serangoon"
+      },
+      {
+        "lat": -6.47472,
+        "lon": 108.31528,
+        "name": "Jatibarang"
+      },
+      {
+        "lat": -6.48556,
+        "lon": 106.88194,
+        "name": "Citeureup"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 286584.75,
+      "perimeter_km": 2632.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -25.48251,
+        "lon": 29.02763,
+        "name": "Verena"
+      },
+      {
+        "lat": -12.54982,
+        "lon": 28.24071,
+        "name": "Mufulira"
+      },
+      {
+        "lat": -23.32917,
+        "lon": 35.38139,
+        "name": "Massinga"
+      },
+      {
+        "lat": -25.44278,
+        "lon": 31.99528,
+        "name": "Ressano Garcia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 510777.4,
+      "perimeter_km": 3570.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -17.78833,
+        "lon": 15.70436,
+        "name": "Oshakati"
+      },
+      {
+        "lat": -7.31473,
+        "lon": 16.0024,
+        "name": "Sanza Pombo"
+      },
+      {
+        "lat": -7.51668,
+        "lon": 24.17404,
+        "name": "Kanyama"
+      },
+      {
+        "lat": -10.9,
+        "lon": 39.33333,
+        "name": "Luchingu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1687100.33,
+      "perimeter_km": 6427.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.05389,
+        "lon": -46.35806,
+        "name": "Piracaia"
+      },
+      {
+        "lat": -20.94944,
+        "lon": -48.47917,
+        "name": "Bebedouro"
+      },
+      {
+        "lat": -8.48639,
+        "lon": -36.23306,
+        "name": "Cachoeirinha"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 307998.64,
+      "perimeter_km": 4176.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -27.05452,
+        "lon": -65.40189,
+        "name": "Famaill\u00e1"
+      },
+      {
+        "lat": -26.96083,
+        "lon": -50.42694,
+        "name": "Santa Cec\u00edlia"
+      },
+      {
+        "lat": -30.51436,
+        "lon": -53.48496,
+        "name": "Ca\u00e7apava do Sul"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 281146.9,
+      "perimeter_km": 3200.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.63737,
+        "lon": -7.44971,
+        "name": "A\u00efn Harrouda"
+      },
+      {
+        "lat": 35.44862,
+        "lon": 7.95184,
+        "name": "Hammamet"
+      },
+      {
+        "lat": 35.41808,
+        "lon": 10.99475,
+        "name": "Ksour Essaf"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 12112.08,
+      "perimeter_km": 3397.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 3.4537,
+        "lon": 101.6413,
+        "name": "Hulu Yam Lama"
+      },
+      {
+        "lat": 27.286,
+        "lon": 95.328,
+        "name": "Nahorkatiya"
+      },
+      {
+        "lat": 31.18517,
+        "lon": 108.39544,
+        "name": "Zhendong"
+      },
+      {
+        "lat": 19.71195,
+        "lon": 109.21801,
+        "name": "Baimajing"
+      },
+      {
+        "lat": 13.4075,
+        "lon": 123.3724,
+        "name": "Nabua"
+      },
+      {
+        "lat": 5.9258,
+        "lon": 116.06094,
+        "name": "Putatan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 4741009.29,
+      "perimeter_km": 9789.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -35.13333,
+        "lon": 138.51667,
+        "name": "Morphett Vale"
+      },
+      {
+        "lat": -33.89743,
+        "lon": 150.93446,
+        "name": "Cabramatta"
+      },
+      {
+        "lat": -37.97695,
+        "lon": 145.25866,
+        "name": "Endeavour Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 212052.73,
+      "perimeter_km": 2508.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -35.57681,
+        "lon": -58.01215,
+        "name": "Chascom\u00fas"
+      },
+      {
+        "lat": -22.29639,
+        "lon": -48.55778,
+        "name": "Ja\u00fa"
+      },
+      {
+        "lat": -26.17722,
+        "lon": -50.39,
+        "name": "Canoinhas"
+      },
+      {
+        "lat": -29.46694,
+        "lon": -51.96139,
+        "name": "Lajeado"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 94137.04,
+      "perimeter_km": 3489.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.01837,
+        "lon": 120.57372,
+        "name": "Hetoudian"
+      },
+      {
+        "lat": 41.09822,
+        "lon": 120.74792,
+        "name": "Nanpiao"
+      },
+      {
+        "lat": 33.90389,
+        "lon": 136.12214,
+        "name": "Kumano"
+      },
+      {
+        "lat": 26.37609,
+        "lon": 127.85908,
+        "name": "Uruma"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1070848.06,
+      "perimeter_km": 4546.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -6.1,
+        "lon": 37.45,
+        "name": "Lubata"
+      },
+      {
+        "lat": 7.15109,
+        "lon": 35.81703,
+        "name": "Wacha"
+      },
+      {
+        "lat": 9.8,
+        "lon": 38.73333,
+        "name": "Fich\u0113"
+      },
+      {
+        "lat": 12.01667,
+        "lon": 39.63333,
+        "name": "Rob\u012bt"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 333796.84,
+      "perimeter_km": 4214.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.18389,
+        "lon": -96.03113,
+        "name": "La Vista"
+      },
+      {
+        "lat": 44.86219,
+        "lon": -93.53079,
+        "name": "Chanhassen"
+      },
+      {
+        "lat": 44.38358,
+        "lon": -89.81735,
+        "name": "Wisconsin Rapids"
+      },
+      {
+        "lat": 40.74899,
+        "lon": -74.26126,
+        "name": "South Orange"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 359851.62,
+      "perimeter_km": 3913.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.32292,
+        "lon": 26.76403,
+        "name": "Urla"
+      },
+      {
+        "lat": 40.85525,
+        "lon": 26.63266,
+        "name": "Ke\u015fan"
+      },
+      {
+        "lat": 37.74523,
+        "lon": 37.28618,
+        "name": "\u00c7a\u011flayancerit"
+      },
+      {
+        "lat": 36.47229,
+        "lon": 37.09471,
+        "name": "Tall Rif\u2018at"
+      },
+      {
+        "lat": 34.92667,
+        "lon": 36.73241,
+        "name": "Ar Rastan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 277748.14,
+      "perimeter_km": 2544.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 35.57272,
+        "lon": -0.8996,
+        "name": "Bou Tlelis"
+      },
+      {
+        "lat": 36.58972,
+        "lon": 2.44889,
+        "name": "Tipasa"
+      },
+      {
+        "lat": 36.73587,
+        "lon": 3.34018,
+        "name": "Regha\u00efa"
+      },
+      {
+        "lat": 36.65306,
+        "lon": 6.83639,
+        "name": "El Arrouch"
+      },
+      {
+        "lat": 35.90111,
+        "lon": 4.89806,
+        "name": "Bordj Ghdir"
+      },
+      {
+        "lat": 34.43,
+        "lon": 5.06139,
+        "name": "Ouled Djellal"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 84935.78,
+      "perimeter_km": 1629.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 15.42513,
+        "lon": 75.4335,
+        "name": "Annigeri"
+      },
+      {
+        "lat": 16.77639,
+        "lon": 74.55361,
+        "name": "Jaisingpur"
+      },
+      {
+        "lat": 23.01516,
+        "lon": 71.18029,
+        "name": "Halvad"
+      },
+      {
+        "lat": 28.59166,
+        "lon": 76.27161,
+        "name": "Charkhi D\u0101dri"
+      },
+      {
+        "lat": 17.66709,
+        "lon": 82.61245,
+        "name": "Nars\u012bpatnam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 908839.58,
+      "perimeter_km": 3938.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.20472,
+        "lon": 117.59556,
+        "name": "Shanji"
+      },
+      {
+        "lat": 49.17405,
+        "lon": 125.21967,
+        "name": "Nenjiang"
+      },
+      {
+        "lat": 36.63333,
+        "lon": 139.05,
+        "name": "Numata"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1474174.91,
+      "perimeter_km": 5523.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -33.91938,
+        "lon": 150.92588,
+        "name": "Liverpool"
+      },
+      {
+        "lat": -37.76667,
+        "lon": 145.0,
+        "name": "Northcote"
+      },
+      {
+        "lat": -27.54333,
+        "lon": 153.20287,
+        "name": "Capalaba"
+      },
+      {
+        "lat": -26.68443,
+        "lon": 153.05705,
+        "name": "Buderim"
+      },
+      {
+        "lat": -28.11694,
+        "lon": 153.46584,
+        "name": "Palm Beach"
+      },
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 662689.22,
+      "perimeter_km": 5435.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.4151,
+        "lon": -3.03006,
+        "name": "Maf\u00e9r\u00e9"
+      },
+      {
+        "lat": 5.89674,
+        "lon": -5.15792,
+        "name": "Ogoudou"
+      },
+      {
+        "lat": 6.37222,
+        "lon": -7.39891,
+        "name": "Nizahon II"
+      },
+      {
+        "lat": 13.6403,
+        "lon": 4.02649,
+        "name": "Dogondoutchi"
+      },
+      {
+        "lat": 13.95532,
+        "lon": 7.67122,
+        "name": "Mayahi"
+      },
+      {
+        "lat": 5.18194,
+        "lon": 7.71481,
+        "name": "Ikot Ekpene"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1012260.59,
+      "perimeter_km": 4544.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.86667,
+        "lon": 145.06667,
+        "name": "Glen Iris"
+      },
+      {
+        "lat": -33.7061,
+        "lon": 150.7094,
+        "name": "Cranebrook"
+      },
+      {
+        "lat": -33.91439,
+        "lon": 151.24895,
+        "name": "Randwick"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 17655.44,
+      "perimeter_km": 1451.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.79305,
+        "lon": 43.84635,
+        "name": "Gyumri"
+      },
+      {
+        "lat": 37.4776,
+        "lon": 45.8943,
+        "name": "Ajab Sh\u012br"
+      },
+      {
+        "lat": 25.33759,
+        "lon": 51.50953,
+        "name": "Al \u2018Unayzah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 9869.13,
+      "perimeter_km": 3718.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 31.69405,
+        "lon": -89.13061,
+        "name": "Laurel"
+      },
+      {
+        "lat": 34.80243,
+        "lon": -86.97219,
+        "name": "Athens"
+      },
+      {
+        "lat": 41.51198,
+        "lon": -87.96561,
+        "name": "New Lenox"
+      },
+      {
+        "lat": 41.63526,
+        "lon": -70.92701,
+        "name": "New Bedford"
+      },
+      {
+        "lat": 28.02224,
+        "lon": -81.73286,
+        "name": "Winter Haven"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1602614.49,
+      "perimeter_km": 5190.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 6.74202,
+        "lon": -7.34918,
+        "name": "Duekou\u00e9"
+      },
+      {
+        "lat": 7.75624,
+        "lon": -8.8179,
+        "name": "Nz\u00e9r\u00e9kor\u00e9"
+      },
+      {
+        "lat": 13.20194,
+        "lon": -16.73389,
+        "name": "Gunjur"
+      },
+      {
+        "lat": 12.57329,
+        "lon": -8.02907,
+        "name": "Kalaban Koro"
+      },
+      {
+        "lat": 7.62329,
+        "lon": 5.22087,
+        "name": "Ado-Ekiti"
+      },
+      {
+        "lat": 7.34436,
+        "lon": 1.93447,
+        "name": "Djidja"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 766994.08,
+      "perimeter_km": 5140.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.70824,
+        "lon": -121.32995,
+        "name": "Antelope"
+      },
+      {
+        "lat": 47.94454,
+        "lon": -122.30458,
+        "name": "Mukilteo"
+      },
+      {
+        "lat": 34.05557,
+        "lon": -117.18254,
+        "name": "Redlands"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 179028.32,
+      "perimeter_km": 3268.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 54.06889,
+        "lon": 34.29891,
+        "name": "Kirov"
+      },
+      {
+        "lat": 55.32058,
+        "lon": 42.17402,
+        "name": "Vyksa"
+      },
+      {
+        "lat": 56.76323,
+        "lon": 54.11256,
+        "name": "Chaykovskiy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 17328.98,
+      "perimeter_km": 2563.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -24.22083,
+        "lon": -48.76556,
+        "name": "Ribeir\u00e3o Branco"
+      },
+      {
+        "lat": -22.28417,
+        "lon": -48.12667,
+        "name": "Brotas"
+      },
+      {
+        "lat": -34.79123,
+        "lon": -54.91824,
+        "name": "San Carlos"
+      },
+      {
+        "lat": -23.785,
+        "lon": -53.07333,
+        "name": "Cruzeiro do Oeste"
+      },
+      {
+        "lat": -9.74583,
+        "lon": -41.88528,
+        "name": "Sento S\u00e9"
+      },
+      {
+        "lat": -10.6,
+        "lon": -38.38333,
+        "name": "C\u00edcero Dantas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1010205.66,
+      "perimeter_km": 7228.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -41.51603,
+        "lon": 173.9528,
+        "name": "Blenheim"
+      },
+      {
+        "lat": -43.30437,
+        "lon": 172.58356,
+        "name": "Rangiora"
+      },
+      {
+        "lat": -37.0393,
+        "lon": 174.92815,
+        "name": "Takanini"
+      },
+      {
+        "lat": -39.93333,
+        "lon": 175.05,
+        "name": "Whanganui"
+      },
+      {
+        "lat": -41.28664,
+        "lon": 174.77557,
+        "name": "Wellington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 39440.03,
+      "perimeter_km": 1500.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 29.2476,
+        "lon": 107.28443,
+        "name": "Shuijiang"
+      },
+      {
+        "lat": 28.9241,
+        "lon": 104.26154,
+        "name": "Juexi"
+      },
+      {
+        "lat": 44.88239,
+        "lon": 110.11631,
+        "name": "Saynshand"
+      },
+      {
+        "lat": 40.54139,
+        "lon": 110.51083,
+        "name": "Salaqi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 350607.19,
+      "perimeter_km": 3917.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 6.23869,
+        "lon": -6.17147,
+        "name": "Guib\u00e9roua"
+      },
+      {
+        "lat": 12.18396,
+        "lon": -4.80284,
+        "name": "Kouri"
+      },
+      {
+        "lat": 13.6576,
+        "lon": 6.69567,
+        "name": "Guidan Roumdji"
+      },
+      {
+        "lat": 5.70119,
+        "lon": -1.28657,
+        "name": "Foso"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 668124.78,
+      "perimeter_km": 3721.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 24.96281,
+        "lon": 67.11937,
+        "name": "Karachi University Employees Co-operative Housing Society"
+      },
+      {
+        "lat": 19.88239,
+        "lon": 74.47605,
+        "name": "Kopargaon"
+      },
+      {
+        "lat": 16.5167,
+        "lon": 81.73,
+        "name": "Palakollu"
+      },
+      {
+        "lat": 12.51217,
+        "lon": 79.12405,
+        "name": "Pol\u016br"
+      },
+      {
+        "lat": 10.11544,
+        "lon": 76.47611,
+        "name": "Perump\u0101v\u016br"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 936134.49,
+      "perimeter_km": 4639.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      },
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      },
+      {
+        "lat": -32.5269,
+        "lon": 115.7217,
+        "name": "Mandurah"
+      },
+      {
+        "lat": -31.89578,
+        "lon": 115.76431,
+        "name": "Scarborough"
+      },
+      {
+        "lat": -28.77897,
+        "lon": 114.61459,
+        "name": "Geraldton"
+      },
+      {
+        "lat": -23.69748,
+        "lon": 133.88362,
+        "name": "Alice Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 781108.49,
+      "perimeter_km": 4789.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.80639,
+        "lon": 145.03086,
+        "name": "Kew"
+      },
+      {
+        "lat": -27.50578,
+        "lon": 153.10236,
+        "name": "Carindale"
+      },
+      {
+        "lat": -33.88333,
+        "lon": 151.1,
+        "name": "Burwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 144509.62,
+      "perimeter_km": 2804.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 20.66612,
+        "lon": 76.77386,
+        "name": "B\u0101l\u0101pur"
+      },
+      {
+        "lat": 27.43137,
+        "lon": 80.53157,
+        "name": "Misrikh"
+      },
+      {
+        "lat": 26.97982,
+        "lon": 84.85065,
+        "name": "Raxaul"
+      },
+      {
+        "lat": 26.26704,
+        "lon": 94.82415,
+        "name": "Tuensang"
+      },
+      {
+        "lat": 23.96877,
+        "lon": 91.37081,
+        "name": "Taranagar"
+      },
+      {
+        "lat": 23.825,
+        "lon": 90.37,
+        "name": "Pallabi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 676480.07,
+      "perimeter_km": 4244.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.94312,
+        "lon": -84.54411,
+        "name": "Independence"
+      },
+      {
+        "lat": 42.44613,
+        "lon": -87.83285,
+        "name": "Zion"
+      },
+      {
+        "lat": 41.74816,
+        "lon": -71.18977,
+        "name": "Swansea"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 272210.63,
+      "perimeter_km": 3023.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.96649,
+        "lon": 145.2081,
+        "name": "Dandenong North"
+      },
+      {
+        "lat": -23.84852,
+        "lon": 151.25775,
+        "name": "Gladstone"
+      },
+      {
+        "lat": -33.95,
+        "lon": 151.23333,
+        "name": "Maroubra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 298145.2,
+      "perimeter_km": 3497.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.10149,
+        "lon": -84.51938,
+        "name": "Woodstock"
+      },
+      {
+        "lat": 45.4859,
+        "lon": -73.63103,
+        "name": "Snowdon"
+      },
+      {
+        "lat": 40.85593,
+        "lon": -73.20067,
+        "name": "Smithtown"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 281417.56,
+      "perimeter_km": 3331.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 36.76419,
+        "lon": -2.61475,
+        "name": "Roquetas de Mar"
+      },
+      {
+        "lat": 51.94924,
+        "lon": -0.28496,
+        "name": "Hitchin"
+      },
+      {
+        "lat": 52.19837,
+        "lon": 8.58644,
+        "name": "B\u00fcnde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 505569.04,
+      "perimeter_km": 4232.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      },
+      {
+        "lat": -32.06003,
+        "lon": 115.955,
+        "name": "Thornlie"
+      },
+      {
+        "lat": -23.69748,
+        "lon": 133.88362,
+        "name": "Alice Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 142712.42,
+      "perimeter_km": 4294.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.21653,
+        "lon": -8.55318,
+        "name": "Ermesinde"
+      },
+      {
+        "lat": 48.9482,
+        "lon": 2.19169,
+        "name": "Sartrouville"
+      },
+      {
+        "lat": 49.11624,
+        "lon": -1.09031,
+        "name": "Saint-L\u00f4"
+      },
+      {
+        "lat": 55.77334,
+        "lon": -4.33339,
+        "name": "Newton Mearns"
+      },
+      {
+        "lat": 50.95302,
+        "lon": 4.71665,
+        "name": "Rotselaar"
+      },
+      {
+        "lat": 50.87841,
+        "lon": 26.45192,
+        "name": "Kostopil"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1661990.14,
+      "perimeter_km": 7410.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -2.8869,
+        "lon": 29.1248,
+        "name": "Cibitoke"
+      },
+      {
+        "lat": 6.54233,
+        "lon": 21.98633,
+        "name": "Bria"
+      },
+      {
+        "lat": 15.45099,
+        "lon": 36.39998,
+        "name": "Kassala"
+      },
+      {
+        "lat": 11.28333,
+        "lon": 36.21667,
+        "name": "Mambuk"
+      },
+      {
+        "lat": 6.83333,
+        "lon": 38.08333,
+        "name": "Bed\u0113sa"
+      },
+      {
+        "lat": -9.01667,
+        "lon": 34.8,
+        "name": "Mtwango"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2442501.23,
+      "perimeter_km": 6897.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.90428,
+        "lon": -77.01196,
+        "name": "Northwest One"
+      },
+      {
+        "lat": 41.52005,
+        "lon": -81.55624,
+        "name": "Cleveland Heights"
+      },
+      {
+        "lat": 42.48059,
+        "lon": -83.47549,
+        "name": "Novi"
+      },
+      {
+        "lat": 48.44879,
+        "lon": -68.52396,
+        "name": "Rimouski"
+      },
+      {
+        "lat": 42.0501,
+        "lon": -72.58287,
+        "name": "Longmeadow"
+      },
+      {
+        "lat": 40.48622,
+        "lon": -74.45182,
+        "name": "New Brunswick"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 515822.43,
+      "perimeter_km": 3306.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -9.91333,
+        "lon": -63.04083,
+        "name": "Ariquemes"
+      },
+      {
+        "lat": -3.12873,
+        "lon": -58.15501,
+        "name": "Urucurituba"
+      },
+      {
+        "lat": -17.73111,
+        "lon": -49.09944,
+        "name": "Morrinhos"
+      },
+      {
+        "lat": -20.44222,
+        "lon": -54.86028,
+        "name": "Terenos"
+      },
+      {
+        "lat": -20.47111,
+        "lon": -55.78722,
+        "name": "Aquidauana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1352217.83,
+      "perimeter_km": 5008.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 13.44735,
+        "lon": -16.665,
+        "name": "New Jeshwang"
+      },
+      {
+        "lat": 19.74163,
+        "lon": -14.38534,
+        "name": "Akjoujt"
+      },
+      {
+        "lat": 30.34164,
+        "lon": -9.50356,
+        "name": "Ait Melloul"
+      },
+      {
+        "lat": 33.58831,
+        "lon": -7.61138,
+        "name": "Casablanca"
+      },
+      {
+        "lat": 6.90412,
+        "lon": -2.56114,
+        "name": "Mim"
+      },
+      {
+        "lat": 6.23869,
+        "lon": -6.17147,
+        "name": "Guib\u00e9roua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2346362.06,
+      "perimeter_km": 7238.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -39.28569,
+        "lon": -72.2279,
+        "name": "Villarrica"
+      },
+      {
+        "lat": -38.23291,
+        "lon": -72.33292,
+        "name": "Victoria"
+      },
+      {
+        "lat": -36.82699,
+        "lon": -73.04977,
+        "name": "Concepci\u00f3n"
+      },
+      {
+        "lat": -27.58504,
+        "lon": -56.68707,
+        "name": "Ituzaing\u00f3"
+      },
+      {
+        "lat": -32.82262,
+        "lon": -60.71852,
+        "name": "Capit\u00e1n Berm\u00fadez"
+      },
+      {
+        "lat": -38.99081,
+        "lon": -64.09574,
+        "name": "R\u00edo Colorado"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 617823.51,
+      "perimeter_km": 4284.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.58986,
+        "lon": -96.85695,
+        "name": "DeSoto"
+      },
+      {
+        "lat": 38.78783,
+        "lon": -90.21594,
+        "name": "Spanish Lake"
+      },
+      {
+        "lat": 43.68341,
+        "lon": -79.76633,
+        "name": "Brampton"
+      },
+      {
+        "lat": 38.981,
+        "lon": -76.545,
+        "name": "Parole"
+      },
+      {
+        "lat": 33.81872,
+        "lon": -84.58243,
+        "name": "Mableton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 990115.31,
+      "perimeter_km": 4598.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.65236,
+        "lon": -8.42769,
+        "name": "Sidi Bennour"
+      },
+      {
+        "lat": 35.57845,
+        "lon": -5.36837,
+        "name": "T\u00e9touan"
+      },
+      {
+        "lat": 36.60637,
+        "lon": 3.08783,
+        "name": "Sidi Moussa"
+      },
+      {
+        "lat": 37.21572,
+        "lon": 10.1253,
+        "name": "Rass el Djebel"
+      },
+      {
+        "lat": 32.75668,
+        "lon": 12.57159,
+        "name": "\u015eurm\u0101n"
+      },
+      {
+        "lat": 34.62098,
+        "lon": 2.79503,
+        "name": "Charef"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 799635.81,
+      "perimeter_km": 4359.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 22.21148,
+        "lon": 96.10387,
+        "name": "Madaya"
+      },
+      {
+        "lat": 23.02475,
+        "lon": 91.51091,
+        "name": "Chh\u0101galn\u0101iya"
+      },
+      {
+        "lat": 30.41908,
+        "lon": 107.53848,
+        "name": "Zhoujia"
+      },
+      {
+        "lat": 22.38333,
+        "lon": 114.18333,
+        "name": "Sha Tin"
+      },
+      {
+        "lat": 14.99433,
+        "lon": 103.10392,
+        "name": "Buri Ram"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1877010.96,
+      "perimeter_km": 5896.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -22.92306,
+        "lon": -53.13722,
+        "name": "Loanda"
+      },
+      {
+        "lat": -22.90642,
+        "lon": -43.18223,
+        "name": "Rio de Janeiro"
+      },
+      {
+        "lat": -23.57595,
+        "lon": -46.46298,
+        "name": "Parque Do Carmo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 33762.97,
+      "perimeter_km": 2048.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 22.32891,
+        "lon": 114.15399,
+        "name": "Fu Cheong Estate"
+      },
+      {
+        "lat": 30.21469,
+        "lon": 106.45743,
+        "name": "Longshi"
+      },
+      {
+        "lat": 30.80767,
+        "lon": 108.40846,
+        "name": "Chenjiaba"
+      },
+      {
+        "lat": 37.46271,
+        "lon": 118.49165,
+        "name": "Dongying"
+      },
+      {
+        "lat": 46.3974,
+        "lon": 124.88447,
+        "name": "Honggang"
+      },
+      {
+        "lat": 34.62996,
+        "lon": 135.69643,
+        "name": "Fuki"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2963540.26,
+      "perimeter_km": 7767.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -34.92126,
+        "lon": -57.95442,
+        "name": "La Plata"
+      },
+      {
+        "lat": -30.3875,
+        "lon": -56.45139,
+        "name": "Quara\u00ed"
+      },
+      {
+        "lat": -22.5325,
+        "lon": -52.1675,
+        "name": "Teodoro Sampaio"
+      },
+      {
+        "lat": -23.65055,
+        "lon": -46.64591,
+        "name": "Jabaquara"
+      },
+      {
+        "lat": -29.71671,
+        "lon": -52.50321,
+        "name": "Vera Cruz"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 493874.21,
+      "perimeter_km": 3736.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 28.92444,
+        "lon": 106.75611,
+        "name": "Shijiao"
+      },
+      {
+        "lat": 30.33675,
+        "lon": 109.13465,
+        "name": "Tuanbao"
+      },
+      {
+        "lat": 34.76084,
+        "lon": 104.67668,
+        "name": "Gaolou"
+      },
+      {
+        "lat": 41.77722,
+        "lon": 126.87361,
+        "name": "Chunggang"
+      },
+      {
+        "lat": 25.06199,
+        "lon": 121.45703,
+        "name": "New Taipei City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2256733.44,
+      "perimeter_km": 6446.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 24.5,
+        "lon": 108.66667,
+        "name": "Yizhou"
+      },
+      {
+        "lat": 30.2297,
+        "lon": 115.43346,
+        "name": "Caohe"
+      },
+      {
+        "lat": 32.69732,
+        "lon": 128.84561,
+        "name": "Fukuech\u014d"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 269994.15,
+      "perimeter_km": 4388.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -3.68444,
+        "lon": -42.75028,
+        "name": "Brejo"
+      },
+      {
+        "lat": -4.1725,
+        "lon": -38.46056,
+        "name": "Pacajus"
+      },
+      {
+        "lat": -7.31111,
+        "lon": -39.30417,
+        "name": "Barbalha"
+      },
+      {
+        "lat": -10.6,
+        "lon": -38.21667,
+        "name": "F\u00e1tima"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 131788.22,
+      "perimeter_km": 2142.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 5.90909,
+        "lon": -4.01281,
+        "name": "B\u00e9c\u00e9di-Brignan"
+      },
+      {
+        "lat": 9.35,
+        "lon": 1.26667,
+        "name": "Bafilo"
+      },
+      {
+        "lat": 5.48956,
+        "lon": 6.00407,
+        "name": "Ughelli"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 224524.92,
+      "perimeter_km": 2481.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.83242,
+        "lon": -115.76312,
+        "name": "Elko"
+      },
+      {
+        "lat": 48.23251,
+        "lon": -101.29627,
+        "name": "Minot"
+      },
+      {
+        "lat": 40.5142,
+        "lon": -88.99063,
+        "name": "Normal"
+      },
+      {
+        "lat": 35.91537,
+        "lon": -94.96996,
+        "name": "Tahlequah"
+      },
+      {
+        "lat": 32.58847,
+        "lon": -96.95612,
+        "name": "Cedar Hill"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1896841.93,
+      "perimeter_km": 5754.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -41.51603,
+        "lon": 173.9528,
+        "name": "Blenheim"
+      },
+      {
+        "lat": -39.06667,
+        "lon": 174.08333,
+        "name": "New Plymouth"
+      },
+      {
+        "lat": -36.96807,
+        "lon": 174.79875,
+        "name": "Mangere"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 7395.31,
+      "perimeter_km": 1025.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 11.46009,
+        "lon": 78.18635,
+        "name": "Rasipuram"
+      },
+      {
+        "lat": 8.29957,
+        "lon": 77.24062,
+        "name": "Unnamalaikadai"
+      },
+      {
+        "lat": 10.47327,
+        "lon": 76.25577,
+        "name": "Marattakara"
+      },
+      {
+        "lat": 15.25612,
+        "lon": 75.24735,
+        "name": "Kundgol"
+      },
+      {
+        "lat": 23.63722,
+        "lon": 79.06275,
+        "name": "Rehli"
+      },
+      {
+        "lat": 23.62118,
+        "lon": 85.46748,
+        "name": "Bark\u0101 K\u0101n\u0101"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 769497.43,
+      "perimeter_km": 4396.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 30.20942,
+        "lon": -9.37922,
+        "name": "Tine Biougra"
+      },
+      {
+        "lat": 35.10506,
+        "lon": -3.84028,
+        "name": "Bni Bouayach"
+      },
+      {
+        "lat": 36.53833,
+        "lon": 2.82174,
+        "name": "Beni Tamou"
+      },
+      {
+        "lat": 35.57244,
+        "lon": 8.67031,
+        "name": "Thala"
+      },
+      {
+        "lat": 32.64861,
+        "lon": 14.26191,
+        "name": "Al Khums"
+      },
+      {
+        "lat": 32.82648,
+        "lon": 3.76689,
+        "name": "Berriane"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 810055.98,
+      "perimeter_km": 4778.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -6.23169,
+        "lon": -77.86903,
+        "name": "Chachapoyas"
+      },
+      {
+        "lat": -0.51273,
+        "lon": -78.57066,
+        "name": "Machachi"
+      },
+      {
+        "lat": 10.1384,
+        "lon": -64.68769,
+        "name": "Barcelona"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 539076.97,
+      "perimeter_km": 4913.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -20.02194,
+        "lon": -44.05889,
+        "name": "Ibirit\u00e9"
+      },
+      {
+        "lat": -1.35028,
+        "lon": -47.57556,
+        "name": "Santa Maria do Par\u00e1"
+      },
+      {
+        "lat": -2.42306,
+        "lon": -44.10333,
+        "name": "Raposa"
+      },
+      {
+        "lat": -7.17083,
+        "lon": -35.85361,
+        "name": "Lagoa Seca"
+      },
+      {
+        "lat": -14.88111,
+        "lon": -40.57944,
+        "name": "Barra do Cho\u00e7a"
+      },
+      {
+        "lat": -20.26389,
+        "lon": -40.42,
+        "name": "Cariacica"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1393248.45,
+      "perimeter_km": 5550.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.06329,
+        "lon": 12.52859,
+        "name": "Yafran"
+      },
+      {
+        "lat": 30.90316,
+        "lon": 29.55276,
+        "name": "Burj al \u2018Arab"
+      },
+      {
+        "lat": 31.40398,
+        "lon": 31.73778,
+        "name": "Kafr al Ba\u0163\u0163\u012bkh"
+      },
+      {
+        "lat": 30.63146,
+        "lon": 31.93927,
+        "name": "A\u015f \u015e\u0101li\u1e29\u012byah al Jad\u012bdah"
+      },
+      {
+        "lat": 15.55177,
+        "lon": 32.53241,
+        "name": "Khartoum"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1689471.95,
+      "perimeter_km": 6330.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 14.69971,
+        "lon": 76.85241,
+        "name": "R\u0101yadrug"
+      },
+      {
+        "lat": 25.21473,
+        "lon": 80.91645,
+        "name": "Chitrakoot Dham"
+      },
+      {
+        "lat": 26.66371,
+        "lon": 87.27403,
+        "name": "\u012a\u1e6dahari\u0307\u0304"
+      },
+      {
+        "lat": 17.77844,
+        "lon": 83.21577,
+        "name": "Vepagunta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 605845.19,
+      "perimeter_km": 3732.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.60869,
+        "lon": -98.39033,
+        "name": "Lawton"
+      },
+      {
+        "lat": 42.0953,
+        "lon": -87.93757,
+        "name": "Prospect Heights"
+      },
+      {
+        "lat": 46.51677,
+        "lon": -84.33325,
+        "name": "Sault Ste. Marie"
+      },
+      {
+        "lat": 38.94594,
+        "lon": -77.02498,
+        "name": "Petworth"
+      },
+      {
+        "lat": 36.02506,
+        "lon": -86.77917,
+        "name": "Brentwood Estates"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1205626.53,
+      "perimeter_km": 4816.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.42885,
+        "lon": -0.39774,
+        "name": "El Campello"
+      },
+      {
+        "lat": 49.64868,
+        "lon": -1.65306,
+        "name": "\u00c9queurdreville-Hainneville"
+      },
+      {
+        "lat": 49.97756,
+        "lon": 8.07246,
+        "name": "Nieder-Ingelheim"
+      },
+      {
+        "lat": 50.32607,
+        "lon": 19.12565,
+        "name": "B\u0119dzin"
+      },
+      {
+        "lat": 49.68333,
+        "lon": 18.35,
+        "name": "Fr\u00fddek-M\u00edstek"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 923375.33,
+      "perimeter_km": 4770.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.03333,
+        "lon": 145.25,
+        "name": "Hampton Park"
+      },
+      {
+        "lat": -27.46794,
+        "lon": 153.02809,
+        "name": "Brisbane"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.86667,
+        "lon": 150.95,
+        "name": "Fairfield"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 130378.62,
+      "perimeter_km": 2810.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -41.26667,
+        "lon": 174.95,
+        "name": "Wainuiomata"
+      },
+      {
+        "lat": -38.68333,
+        "lon": 176.08333,
+        "name": "Taupo"
+      },
+      {
+        "lat": -39.4926,
+        "lon": 176.91233,
+        "name": "Napier"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 14518.52,
+      "perimeter_km": 675.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 12.10591,
+        "lon": -85.36549,
+        "name": "Juigalpa"
+      },
+      {
+        "lat": 20.68812,
+        "lon": -88.19936,
+        "name": "Valladolid"
+      },
+      {
+        "lat": 22.48333,
+        "lon": -79.75,
+        "name": "Camajuan\u00ed"
+      },
+      {
+        "lat": 18.99345,
+        "lon": -72.39058,
+        "name": "D\u00e9sarmes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1008275.22,
+      "perimeter_km": 4340.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.20011,
+        "lon": -90.57093,
+        "name": "Clarksdale"
+      },
+      {
+        "lat": 42.46676,
+        "lon": -70.94949,
+        "name": "Lynn"
+      },
+      {
+        "lat": 40.60822,
+        "lon": -74.51803,
+        "name": "Warren Township"
+      },
+      {
+        "lat": 40.74538,
+        "lon": -73.90541,
+        "name": "Woodside"
+      },
+      {
+        "lat": 39.16261,
+        "lon": -76.62469,
+        "name": "Glen Burnie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 138473.6,
+      "perimeter_km": 4001.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 20.72204,
+        "lon": 78.32056,
+        "name": "Pulgaon"
+      },
+      {
+        "lat": 21.64381,
+        "lon": 73.01211,
+        "name": "Gadkhol"
+      },
+      {
+        "lat": 28.65201,
+        "lon": 77.05644,
+        "name": "Nilithi"
+      },
+      {
+        "lat": 37.48419,
+        "lon": 79.59562,
+        "name": "Ka'ersai"
+      },
+      {
+        "lat": 24.36667,
+        "lon": 92.16667,
+        "name": "Dharmanagar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1687198.73,
+      "perimeter_km": 5810.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.81667,
+        "lon": 144.75,
+        "name": "Truganina"
+      },
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      },
+      {
+        "lat": -16.92366,
+        "lon": 145.76613,
+        "name": "Cairns"
+      },
+      {
+        "lat": -33.79068,
+        "lon": 150.6693,
+        "name": "Glenmore Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1288230.57,
+      "perimeter_km": 5396.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 22.76772,
+        "lon": 74.59087,
+        "name": "Jh\u0101bua"
+      },
+      {
+        "lat": 28.71753,
+        "lon": 77.26508,
+        "name": "Dayal Pur"
+      },
+      {
+        "lat": 29.74612,
+        "lon": 78.52219,
+        "name": "Kotdw\u0101ra"
+      },
+      {
+        "lat": 24.68394,
+        "lon": 92.56097,
+        "name": "Hail\u0101k\u0101ndi"
+      },
+      {
+        "lat": 17.66709,
+        "lon": 82.61245,
+        "name": "Nars\u012bpatnam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1305037.19,
+      "perimeter_km": 4680.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.80136,
+        "lon": -91.23958,
+        "name": "La Crosse"
+      },
+      {
+        "lat": 44.66885,
+        "lon": -90.1718,
+        "name": "Marshfield"
+      },
+      {
+        "lat": 43.75625,
+        "lon": -79.37904,
+        "name": "St. Andrew-Windfields"
+      },
+      {
+        "lat": 38.804,
+        "lon": -76.90664,
+        "name": "Camp Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 296322.68,
+      "perimeter_km": 2899.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 36.61162,
+        "lon": -119.52707,
+        "name": "Parlier"
+      },
+      {
+        "lat": 36.97412,
+        "lon": -122.0308,
+        "name": "Santa Cruz"
+      },
+      {
+        "lat": 47.18538,
+        "lon": -122.2929,
+        "name": "Puyallup"
+      },
+      {
+        "lat": 50.28337,
+        "lon": -107.80135,
+        "name": "Swift Current"
+      },
+      {
+        "lat": 40.31412,
+        "lon": -112.00688,
+        "name": "Eagle Mountain"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1105498.58,
+      "perimeter_km": 4406.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 39.09112,
+        "lon": -94.41551,
+        "name": "Independence"
+      },
+      {
+        "lat": 42.28143,
+        "lon": -83.38632,
+        "name": "Wayne"
+      },
+      {
+        "lat": 41.28449,
+        "lon": -84.35578,
+        "name": "Defiance"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 40565.44,
+      "perimeter_km": 2019.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 29.2032,
+        "lon": 25.51965,
+        "name": "S\u012bwah"
+      },
+      {
+        "lat": 30.18479,
+        "lon": 31.10649,
+        "name": "Mansh\u012byat al Qan\u0101\u0163ir"
+      },
+      {
+        "lat": 29.61972,
+        "lon": 31.2575,
+        "name": "Al \u2018Ayy\u0101\u0163"
+      },
+      {
+        "lat": 24.90652,
+        "lon": 32.88563,
+        "name": "Ar Rad\u012bs\u012byah Qibl\u012b"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 166246.29,
+      "perimeter_km": 2034.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.79117,
+        "lon": 144.81637,
+        "name": "Sunshine West"
+      },
+      {
+        "lat": -34.75705,
+        "lon": 138.60819,
+        "name": "Paralowie"
+      },
+      {
+        "lat": -27.49325,
+        "lon": 153.05826,
+        "name": "Coorparoo"
+      },
+      {
+        "lat": -27.91828,
+        "lon": 153.33275,
+        "name": "Helensvale"
+      },
+      {
+        "lat": -33.78333,
+        "lon": 150.93333,
+        "name": "Seven Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 601583.98,
+      "perimeter_km": 3697.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.41209,
+        "lon": 2.14394,
+        "name": "Vallcarca"
+      },
+      {
+        "lat": 51.57769,
+        "lon": -0.07895,
+        "name": "Seven Sisters"
+      },
+      {
+        "lat": 51.27904,
+        "lon": 1.07992,
+        "name": "Canterbury"
+      },
+      {
+        "lat": 55.95206,
+        "lon": -3.19648,
+        "name": "Edinburgh"
+      },
+      {
+        "lat": 51.78843,
+        "lon": 11.15006,
+        "name": "Quedlinburg"
+      },
+      {
+        "lat": 40.57762,
+        "lon": 17.03812,
+        "name": "Palagiano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1611098.57,
+      "perimeter_km": 5443.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.26951,
+        "lon": -3.91946,
+        "name": "Arroyomolinos"
+      },
+      {
+        "lat": 51.88667,
+        "lon": 5.42917,
+        "name": "Tiel"
+      },
+      {
+        "lat": 49.43503,
+        "lon": 18.78895,
+        "name": "\u010cadca"
+      },
+      {
+        "lat": 45.3902,
+        "lon": 10.48619,
+        "name": "Castiglione delle Stiviere"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 833721.04,
+      "perimeter_km": 4527.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -18.54389,
+        "lon": -53.12917,
+        "name": "Costa Rica"
+      },
+      {
+        "lat": -3.45361,
+        "lon": -44.78,
+        "name": "Arari"
+      },
+      {
+        "lat": -9.39028,
+        "lon": -36.76,
+        "name": "Estrela de Alagoas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1048381.07,
+      "perimeter_km": 5049.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -18.93444,
+        "lon": 32.87556,
+        "name": "Manica"
+      },
+      {
+        "lat": -10.58333,
+        "lon": 35.4,
+        "name": "Maposeni"
+      },
+      {
+        "lat": -7.63369,
+        "lon": 39.05818,
+        "name": "Bungu"
+      },
+      {
+        "lat": -5.05589,
+        "lon": 39.72938,
+        "name": "Wete"
+      },
+      {
+        "lat": -20.11944,
+        "lon": 57.49139,
+        "name": "Baie du Tombeau"
+      },
+      {
+        "lat": -19.65,
+        "lon": 47.31667,
+        "name": "Antanifotsy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2353393.11,
+      "perimeter_km": 6912.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -6.05716,
+        "lon": 15.10971,
+        "name": "Maquela do Zombo"
+      },
+      {
+        "lat": 1.43314,
+        "lon": 31.35241,
+        "name": "Hoima"
+      },
+      {
+        "lat": -9.37273,
+        "lon": 30.12501,
+        "name": "Mporokoso"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1028810.32,
+      "perimeter_km": 4890.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 42.27807,
+        "lon": -8.73921,
+        "name": "Moa\u00f1a"
+      },
+      {
+        "lat": 52.08226,
+        "lon": 0.43891,
+        "name": "Haverhill"
+      },
+      {
+        "lat": 51.17343,
+        "lon": 7.0845,
+        "name": "Solingen"
+      },
+      {
+        "lat": 53.47994,
+        "lon": 26.7351,
+        "name": "Stowbtsy"
+      },
+      {
+        "lat": 51.76437,
+        "lon": 20.25493,
+        "name": "Rawa Mazowiecka"
+      },
+      {
+        "lat": 50.48766,
+        "lon": 19.41679,
+        "name": "Zawiercie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 816876.7,
+      "perimeter_km": 6071.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.3818,
+        "lon": -3.77109,
+        "name": "Las \u00c1guilas"
+      },
+      {
+        "lat": 51.47903,
+        "lon": -3.70362,
+        "name": "Porthcawl"
+      },
+      {
+        "lat": 63.99813,
+        "lon": -22.56111,
+        "name": "Reykjanesb\u00e6r"
+      },
+      {
+        "lat": 52.55877,
+        "lon": 13.20831,
+        "name": "Hakenfelde"
+      },
+      {
+        "lat": 50.7376,
+        "lon": 5.69907,
+        "name": "Vis\u00e9"
+      },
+      {
+        "lat": 50.07438,
+        "lon": 8.19503,
+        "name": "Dotzheim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3169984.57,
+      "perimeter_km": 7578.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 39.19289,
+        "lon": -76.72414,
+        "name": "Hanover"
+      },
+      {
+        "lat": 42.41224,
+        "lon": -82.18494,
+        "name": "Chatham"
+      },
+      {
+        "lat": 42.72841,
+        "lon": -73.69179,
+        "name": "Troy"
+      },
+      {
+        "lat": 40.81,
+        "lon": -73.9625,
+        "name": "Morningside Heights"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 158706.14,
+      "perimeter_km": 1789.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.4251,
+        "lon": 15.8975,
+        "name": "Gioia Tauro"
+      },
+      {
+        "lat": 47.30997,
+        "lon": 8.52462,
+        "name": "Adliswil"
+      },
+      {
+        "lat": 47.65051,
+        "lon": 9.17504,
+        "name": "Kreuzlingen"
+      },
+      {
+        "lat": 52.26594,
+        "lon": 10.52673,
+        "name": "Braunschweig"
+      },
+      {
+        "lat": 44.78389,
+        "lon": 44.16583,
+        "name": "Budyonnovsk"
+      },
+      {
+        "lat": 38.08733,
+        "lon": 23.97642,
+        "name": "N\u00e9a M\u00e1kri"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2541201.99,
+      "perimeter_km": 6865.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -30.72644,
+        "lon": -64.80387,
+        "name": "Cruz del Eje"
+      },
+      {
+        "lat": -18.54389,
+        "lon": -53.12917,
+        "name": "Costa Rica"
+      },
+      {
+        "lat": -20.08667,
+        "lon": -51.09361,
+        "name": "Aparecida do Taboado"
+      },
+      {
+        "lat": -21.22583,
+        "lon": -43.77361,
+        "name": "Barbacena"
+      },
+      {
+        "lat": -23.55242,
+        "lon": -46.65735,
+        "name": "Consola\u00e7\u00e3o"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 907518.54,
+      "perimeter_km": 5194.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -14.27806,
+        "lon": -170.7025,
+        "name": "Pago Pago"
+      },
+      {
+        "lat": -13.83333,
+        "lon": -171.76666,
+        "name": "Apia"
+      },
+      {
+        "lat": -18.07051,
+        "lon": 178.51313,
+        "name": "Nasinu"
+      },
+      {
+        "lat": -18.14307,
+        "lon": 177.50691,
+        "name": "Sigatoka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 69998.72,
+      "perimeter_km": 2702.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 30.29556,
+        "lon": 111.50472,
+        "name": "Zhicheng"
+      },
+      {
+        "lat": 27.16757,
+        "lon": 100.92005,
+        "name": "Xinyingpan"
+      },
+      {
+        "lat": 28.63215,
+        "lon": 104.40783,
+        "name": "Shuifu"
+      },
+      {
+        "lat": 36.70583,
+        "lon": 118.8275,
+        "name": "Changle"
+      },
+      {
+        "lat": 35.0292,
+        "lon": 126.7175,
+        "name": "Naju"
+      },
+      {
+        "lat": 33.10611,
+        "lon": 130.09056,
+        "name": "Kashima"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 743768.31,
+      "perimeter_km": 5981.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -36.35846,
+        "lon": 146.32056,
+        "name": "Wangaratta"
+      },
+      {
+        "lat": -37.94853,
+        "lon": 145.15274,
+        "name": "Springvale"
+      },
+      {
+        "lat": -23.84852,
+        "lon": 151.25775,
+        "name": "Gladstone"
+      },
+      {
+        "lat": -33.78269,
+        "lon": 151.04888,
+        "name": "Carlingford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 257775.89,
+      "perimeter_km": 3497.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -29.68861,
+        "lon": -51.46111,
+        "name": "Montenegro"
+      },
+      {
+        "lat": -25.38575,
+        "lon": -57.14217,
+        "name": "Caacup\u00e9"
+      },
+      {
+        "lat": -21.42917,
+        "lon": -45.94722,
+        "name": "Alfenas"
+      },
+      {
+        "lat": -22.98444,
+        "lon": -43.22315,
+        "name": "Leblon"
+      },
+      {
+        "lat": -26.11694,
+        "lon": -48.61611,
+        "name": "Itapo\u00e1"
+      },
+      {
+        "lat": -27.31472,
+        "lon": -48.55917,
+        "name": "Governador Celso Ramos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 653540.63,
+      "perimeter_km": 3457.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 31.87032,
+        "lon": 36.00479,
+        "name": "Sa\u1e29\u0101b"
+      },
+      {
+        "lat": 32.31156,
+        "lon": 35.0269,
+        "name": "\u0162\u016blkarm"
+      },
+      {
+        "lat": 38.3575,
+        "lon": 31.41639,
+        "name": "Ak\u015fehir"
+      },
+      {
+        "lat": 41.83283,
+        "lon": 41.77823,
+        "name": "Kobuleti"
+      },
+      {
+        "lat": 32.05114,
+        "lon": 44.44017,
+        "name": "Kufa"
+      },
+      {
+        "lat": 25.24019,
+        "lon": 45.25104,
+        "name": "Shaqra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1159705.8,
+      "perimeter_km": 4852.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.85262,
+        "lon": -82.39401,
+        "name": "Greenville"
+      },
+      {
+        "lat": 40.94782,
+        "lon": -90.37124,
+        "name": "Galesburg"
+      },
+      {
+        "lat": 40.78788,
+        "lon": -74.01431,
+        "name": "West New York"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 482566.48,
+      "perimeter_km": 3334.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 19.04778,
+        "lon": -98.20723,
+        "name": "Puebla"
+      },
+      {
+        "lat": 22.83474,
+        "lon": -105.77766,
+        "name": "Escuinapa de Hidalgo"
+      },
+      {
+        "lat": 31.33824,
+        "lon": -94.7291,
+        "name": "Lufkin"
+      },
+      {
+        "lat": 42.04114,
+        "lon": -87.69006,
+        "name": "Evanston"
+      },
+      {
+        "lat": 39.88423,
+        "lon": -82.7535,
+        "name": "Pickerington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1450398.73,
+      "perimeter_km": 6907.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.08333,
+        "lon": 144.38333,
+        "name": "Corio"
+      },
+      {
+        "lat": -37.8318,
+        "lon": 140.77919,
+        "name": "Mount Gambier"
+      },
+      {
+        "lat": -23.69748,
+        "lon": 133.88362,
+        "name": "Alice Springs"
+      },
+      {
+        "lat": -26.65682,
+        "lon": 153.07955,
+        "name": "Sunshine Coast"
+      },
+      {
+        "lat": -33.89743,
+        "lon": 150.93446,
+        "name": "Cabramatta"
+      },
+      {
+        "lat": -37.66667,
+        "lon": 145.01667,
+        "name": "Lalor"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1759405.86,
+      "perimeter_km": 5559.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 8.55142,
+        "lon": 76.96079,
+        "name": "Kudappanakkunnu"
+      },
+      {
+        "lat": 9.60886,
+        "lon": 76.36083,
+        "name": "Muhamma"
+      },
+      {
+        "lat": 10.44036,
+        "lon": 76.09483,
+        "name": "Talikkulam"
+      },
+      {
+        "lat": 21.16766,
+        "lon": 75.86006,
+        "name": "Faizpur"
+      },
+      {
+        "lat": 21.53827,
+        "lon": 84.73337,
+        "name": "Deogarh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 706862.88,
+      "perimeter_km": 4011.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.39241,
+        "lon": -3.57015,
+        "name": "Casco Hist\u00f3rico de Vic\u00e1lvaro"
+      },
+      {
+        "lat": 51.25251,
+        "lon": 4.50268,
+        "name": "Schoten"
+      },
+      {
+        "lat": 52.33,
+        "lon": 5.54167,
+        "name": "Zeewolde"
+      },
+      {
+        "lat": 41.72748,
+        "lon": 12.659,
+        "name": "Albano Laziale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 827872.02,
+      "perimeter_km": 4159.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.20913,
+        "lon": -1.06058,
+        "name": "Saltpond"
+      },
+      {
+        "lat": 7.92807,
+        "lon": 1.97558,
+        "name": "Savalou"
+      },
+      {
+        "lat": 10.49222,
+        "lon": 0.99972,
+        "name": "Cobly"
+      },
+      {
+        "lat": 5.1009,
+        "lon": 6.81411,
+        "name": "Elele"
+      },
+      {
+        "lat": 6.41502,
+        "lon": 2.88132,
+        "name": "Badagry"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 382074.67,
+      "perimeter_km": 2548.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 28.67617,
+        "lon": -81.51186,
+        "name": "Apopka"
+      },
+      {
+        "lat": 38.9015,
+        "lon": -77.0622,
+        "name": "Foggy Bottom"
+      },
+      {
+        "lat": 42.0953,
+        "lon": -87.93757,
+        "name": "Prospect Heights"
+      },
+      {
+        "lat": 41.49899,
+        "lon": -72.90066,
+        "name": "Cheshire"
+      },
+      {
+        "lat": 40.66593,
+        "lon": -73.48818,
+        "name": "Seaford"
+      },
+      {
+        "lat": 44.64269,
+        "lon": -63.57688,
+        "name": "Halifax"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1857019.64,
+      "perimeter_km": 6846.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -27.87394,
+        "lon": 26.69072,
+        "name": "Odendaalsrus"
+      },
+      {
+        "lat": -15.57079,
+        "lon": 28.2701,
+        "name": "Chilanga Township"
+      },
+      {
+        "lat": 0.31628,
+        "lon": 32.58219,
+        "name": "Kampala"
+      },
+      {
+        "lat": -9.0,
+        "lon": 32.98333,
+        "name": "Mlowo"
+      },
+      {
+        "lat": -16.11528,
+        "lon": 33.72944,
+        "name": "Moatize"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 916576.26,
+      "perimeter_km": 6533.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.76392,
+        "lon": -9.22804,
+        "name": "Falagueira"
+      },
+      {
+        "lat": 50.51894,
+        "lon": 5.23284,
+        "name": "Huy"
+      },
+      {
+        "lat": 52.17333,
+        "lon": 5.29167,
+        "name": "Soest"
+      },
+      {
+        "lat": 59.859,
+        "lon": 30.388,
+        "name": "Kupchino"
+      },
+      {
+        "lat": 43.77925,
+        "lon": 11.24626,
+        "name": "Florence"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1927935.74,
+      "perimeter_km": 7674.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.21792,
+        "lon": 145.03876,
+        "name": "Mornington"
+      },
+      {
+        "lat": -37.73333,
+        "lon": 145.15,
+        "name": "Eltham"
+      },
+      {
+        "lat": -27.56056,
+        "lon": 151.95386,
+        "name": "Toowoomba"
+      },
+      {
+        "lat": -27.63917,
+        "lon": 153.10944,
+        "name": "Logan City"
+      },
+      {
+        "lat": -33.79068,
+        "lon": 150.6693,
+        "name": "Glenmore Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 191670.58,
+      "perimeter_km": 2894.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 21.81295,
+        "lon": -105.20844,
+        "name": "Santiago Ixcuintla"
+      },
+      {
+        "lat": 19.70186,
+        "lon": -99.14485,
+        "name": "Melchor Ocampo"
+      },
+      {
+        "lat": 19.09917,
+        "lon": -98.25417,
+        "name": "Sanctorum"
+      },
+      {
+        "lat": 15.08937,
+        "lon": -91.74971,
+        "name": "Comitancillo"
+      },
+      {
+        "lat": 14.7707,
+        "lon": -91.18344,
+        "name": "Solol\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 55099.08,
+      "perimeter_km": 3354.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 22.32799,
+        "lon": 114.15389,
+        "name": "Nam Cheong"
+      },
+      {
+        "lat": 33.19009,
+        "lon": 130.02084,
+        "name": "Takeo"
+      },
+      {
+        "lat": 34.8748,
+        "lon": 134.36191,
+        "name": "Kamig\u014dri"
+      },
+      {
+        "lat": 36.78671,
+        "lon": 140.74901,
+        "name": "Kitaibaraki"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 161352.89,
+      "perimeter_km": 6042.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 19.45229,
+        "lon": -96.96148,
+        "name": "Coatepec"
+      },
+      {
+        "lat": 36.0526,
+        "lon": -95.79082,
+        "name": "Broken Arrow"
+      },
+      {
+        "lat": 42.88863,
+        "lon": -88.03842,
+        "name": "Franklin"
+      },
+      {
+        "lat": 40.71816,
+        "lon": -73.35429,
+        "name": "West Babylon"
+      },
+      {
+        "lat": 28.38556,
+        "lon": -81.36646,
+        "name": "Meadow Woods"
+      },
+      {
+        "lat": 26.05231,
+        "lon": -80.14393,
+        "name": "Dania Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3358390.3,
+      "perimeter_km": 7809.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -28.66056,
+        "lon": -56.00444,
+        "name": "S\u00e3o Borja"
+      },
+      {
+        "lat": -12.54528,
+        "lon": -55.71139,
+        "name": "Sorriso"
+      },
+      {
+        "lat": -18.47333,
+        "lon": -47.20028,
+        "name": "Coromandel"
+      },
+      {
+        "lat": -23.76,
+        "lon": -45.40972,
+        "name": "S\u00e3o Sebasti\u00e3o"
+      },
+      {
+        "lat": -23.56135,
+        "lon": -46.59641,
+        "name": "Mooca"
+      },
+      {
+        "lat": -26.93139,
+        "lon": -48.95889,
+        "name": "Gaspar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1326649.52,
+      "perimeter_km": 4819.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 4.9218,
+        "lon": -75.06232,
+        "name": "L\u00edbano"
+      },
+      {
+        "lat": 10.53642,
+        "lon": -71.51104,
+        "name": "Santa Rita"
+      },
+      {
+        "lat": 9.67813,
+        "lon": -68.97278,
+        "name": "San Rafael de Onoto"
+      },
+      {
+        "lat": 7.84483,
+        "lon": -67.51679,
+        "name": "Biruaca"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 216280.44,
+      "perimeter_km": 2184.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 11.31823,
+        "lon": -12.28332,
+        "name": "Lab\u00e9"
+      },
+      {
+        "lat": 14.71542,
+        "lon": -17.27334,
+        "name": "Rufisque"
+      },
+      {
+        "lat": 11.44379,
+        "lon": -2.22548,
+        "name": "T\u00f4"
+      },
+      {
+        "lat": 10.33137,
+        "lon": -3.18202,
+        "name": "Gaoua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 288236.28,
+      "perimeter_km": 3490.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -2.99,
+        "lon": -65.10833,
+        "name": "Uarini"
+      },
+      {
+        "lat": -8.94111,
+        "lon": -72.79167,
+        "name": "Marechal Thaumaturgo"
+      },
+      {
+        "lat": 9.91246,
+        "lon": -67.35398,
+        "name": "San Juan de los Morros"
+      },
+      {
+        "lat": 4.84921,
+        "lon": -52.32355,
+        "name": "Matoury"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1829511.57,
+      "perimeter_km": 6674.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -34.78254,
+        "lon": 138.61077,
+        "name": "Parafield Gardens"
+      },
+      {
+        "lat": -19.26639,
+        "lon": 146.80569,
+        "name": "Townsville"
+      },
+      {
+        "lat": -27.63917,
+        "lon": 153.10944,
+        "name": "Logan City"
+      },
+      {
+        "lat": -33.79798,
+        "lon": 151.28826,
+        "name": "Manly"
+      },
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1322031.56,
+      "perimeter_km": 4945.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -0.69978,
+        "lon": 29.17181,
+        "name": "Kanyobagonga"
+      },
+      {
+        "lat": -1.49984,
+        "lon": 29.63497,
+        "name": "Musanze"
+      },
+      {
+        "lat": -8.84024,
+        "lon": 31.36587,
+        "name": "Mbala"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 12564.74,
+      "perimeter_km": 1878.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 37.60614,
+        "lon": 15.14165,
+        "name": "Aci Catena"
+      },
+      {
+        "lat": 43.7469,
+        "lon": 24.86846,
+        "name": "Turnu M\u0103gurele"
+      },
+      {
+        "lat": 44.51118,
+        "lon": 33.59942,
+        "name": "Balaklava"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 168315.95,
+      "perimeter_km": 3489.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.28333,
+        "lon": -71.96667,
+        "name": "Villanueva"
+      },
+      {
+        "lat": 1.08647,
+        "lon": -77.61858,
+        "name": "T\u00faquerres"
+      },
+      {
+        "lat": 7.98654,
+        "lon": -75.19349,
+        "name": "Caucasia"
+      },
+      {
+        "lat": 8.00181,
+        "lon": -73.51143,
+        "name": "San Mart\u00edn"
+      },
+      {
+        "lat": 9.27304,
+        "lon": -65.77153,
+        "name": "Tucupido"
+      },
+      {
+        "lat": 8.88902,
+        "lon": -64.2527,
+        "name": "El Tigre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 398189.23,
+      "perimeter_km": 3755.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -16.28333,
+        "lon": 27.48333,
+        "name": "Monze"
+      },
+      {
+        "lat": 2.15127,
+        "lon": 21.51672,
+        "name": "Lisala"
+      },
+      {
+        "lat": 1.15944,
+        "lon": 31.61083,
+        "name": "Butemba"
+      },
+      {
+        "lat": 2.34464,
+        "lon": 42.27644,
+        "name": "Baardheere"
+      },
+      {
+        "lat": -9.70237,
+        "lon": 33.26969,
+        "name": "Chitipa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2302449.1,
+      "perimeter_km": 7105.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 37.26383,
+        "lon": -122.02301,
+        "name": "Saratoga"
+      },
+      {
+        "lat": 38.00437,
+        "lon": -122.29886,
+        "name": "Pinole"
+      },
+      {
+        "lat": 32.792,
+        "lon": -115.56305,
+        "name": "El Centro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 19141.81,
+      "perimeter_km": 1697.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -29.18416,
+        "lon": -58.07519,
+        "name": "Mercedes"
+      },
+      {
+        "lat": -32.61841,
+        "lon": -60.15478,
+        "name": "Victoria"
+      },
+      {
+        "lat": -33.61169,
+        "lon": -70.57577,
+        "name": "Puente Alto"
+      },
+      {
+        "lat": -25.9466,
+        "lon": -60.62008,
+        "name": "Juan Jos\u00e9 Castelli"
+      },
+      {
+        "lat": -18.57889,
+        "lon": -46.51806,
+        "name": "Patos de Minas"
+      },
+      {
+        "lat": -26.76389,
+        "lon": -48.67167,
+        "name": "Balne\u00e1rio Pi\u00e7arras"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1192274.09,
+      "perimeter_km": 6252.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 43.60426,
+        "lon": 1.44367,
+        "name": "Toulouse"
+      },
+      {
+        "lat": 38.73981,
+        "lon": -9.10165,
+        "name": "Marvila"
+      },
+      {
+        "lat": 51.52718,
+        "lon": -0.06109,
+        "name": "Bethnal Green"
+      },
+      {
+        "lat": 51.43247,
+        "lon": 6.76516,
+        "name": "Duisburg"
+      },
+      {
+        "lat": 49.91985,
+        "lon": 9.07596,
+        "name": "Gro\u00dfostheim"
+      },
+      {
+        "lat": 41.05237,
+        "lon": 14.33334,
+        "name": "San Nicola la Strada"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1193937.31,
+      "perimeter_km": 5489.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.41477,
+        "lon": -111.90931,
+        "name": "Tempe"
+      },
+      {
+        "lat": 38.00437,
+        "lon": -122.29886,
+        "name": "Pinole"
+      },
+      {
+        "lat": 40.69161,
+        "lon": -112.00105,
+        "name": "West Valley City"
+      },
+      {
+        "lat": 30.4427,
+        "lon": -97.77501,
+        "name": "Jollyville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 915631.43,
+      "perimeter_km": 5088.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 5.28634,
+        "lon": -3.30403,
+        "name": "Adiak\u00e9"
+      },
+      {
+        "lat": 9.70853,
+        "lon": 1.66598,
+        "name": "Djougou"
+      },
+      {
+        "lat": 8.48639,
+        "lon": 2.42872,
+        "name": "Ouess\u00e9"
+      },
+      {
+        "lat": 8.74921,
+        "lon": 4.13113,
+        "name": "Igbeti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 81482.58,
+      "perimeter_km": 1991.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 45.18691,
+        "lon": 0.71439,
+        "name": "P\u00e9rigueux"
+      },
+      {
+        "lat": 48.72692,
+        "lon": 2.28301,
+        "name": "Massy"
+      },
+      {
+        "lat": 48.81451,
+        "lon": 3.08498,
+        "name": "Coulommiers"
+      },
+      {
+        "lat": 52.76667,
+        "lon": -1.2,
+        "name": "Loughborough"
+      },
+      {
+        "lat": 50.5828,
+        "lon": 5.6341,
+        "name": "Chaudfontaine"
+      },
+      {
+        "lat": 44.54245,
+        "lon": 18.52618,
+        "name": "Lukavac"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 710547.26,
+      "perimeter_km": 4110.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -27.03424,
+        "lon": -65.30196,
+        "name": "Bella Vista"
+      },
+      {
+        "lat": -16.35778,
+        "lon": -49.49611,
+        "name": "Inhumas"
+      },
+      {
+        "lat": -25.095,
+        "lon": -50.16194,
+        "name": "Ponta Grossa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 722657.27,
+      "perimeter_km": 4516.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.76719,
+        "lon": -8.58393,
+        "name": "Ponte de Lima"
+      },
+      {
+        "lat": 43.28788,
+        "lon": -8.38858,
+        "name": "Culleredo"
+      },
+      {
+        "lat": 44.76246,
+        "lon": 8.787,
+        "name": "Novi Ligure"
+      },
+      {
+        "lat": 42.10429,
+        "lon": 1.84628,
+        "name": "Berga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 254045.92,
+      "perimeter_km": 3046.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.76722,
+        "lon": 144.76657,
+        "name": "Deer Park"
+      },
+      {
+        "lat": -27.08465,
+        "lon": 152.9511,
+        "name": "Caboolture"
+      },
+      {
+        "lat": -32.92953,
+        "lon": 151.7801,
+        "name": "Newcastle"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 168579.07,
+      "perimeter_km": 2905.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 36.97412,
+        "lon": -122.0308,
+        "name": "Santa Cruz"
+      },
+      {
+        "lat": 37.34772,
+        "lon": -120.60908,
+        "name": "Atwater"
+      },
+      {
+        "lat": 39.92054,
+        "lon": -105.08665,
+        "name": "Broomfield"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1675.77,
+      "perimeter_km": 3018.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -12.06982,
+        "lon": -77.04495,
+        "name": "Jesus Maria"
+      },
+      {
+        "lat": -1.34841,
+        "lon": -80.57913,
+        "name": "Jipijapa"
+      },
+      {
+        "lat": 1.93556,
+        "lon": -76.24056,
+        "name": "Isnos"
+      },
+      {
+        "lat": 10.48287,
+        "lon": -66.10096,
+        "name": "Higuerote"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1200558.74,
+      "perimeter_km": 6111.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 28.43597,
+        "lon": 77.17601,
+        "name": "Dera M\u0101ndi"
+      },
+      {
+        "lat": 28.00069,
+        "lon": 75.78644,
+        "name": "Khetri"
+      },
+      {
+        "lat": 31.22078,
+        "lon": 74.25483,
+        "name": "Raja Jang"
+      },
+      {
+        "lat": 47.96447,
+        "lon": 80.43437,
+        "name": "Ayagoz"
+      },
+      {
+        "lat": 43.83555,
+        "lon": 81.14758,
+        "name": "Chapchal"
+      },
+      {
+        "lat": 28.95912,
+        "lon": 78.25629,
+        "name": "Dhanaura"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 589552.75,
+      "perimeter_km": 4722.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 7.06222,
+        "lon": -73.08644,
+        "name": "Floridablanca"
+      },
+      {
+        "lat": 8.74602,
+        "lon": -72.51889,
+        "name": "Casigua El Cubo"
+      },
+      {
+        "lat": -4.21079,
+        "lon": -69.93944,
+        "name": "Leticia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 72323.08,
+      "perimeter_km": 2967.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 3.5765,
+        "lon": 98.6151,
+        "name": "Sunggal"
+      },
+      {
+        "lat": 17.47702,
+        "lon": 96.67828,
+        "name": "Waw"
+      },
+      {
+        "lat": 12.8,
+        "lon": 99.96667,
+        "name": "Cha-am"
+      },
+      {
+        "lat": 4.6374,
+        "lon": 103.4368,
+        "name": "Paka"
+      },
+      {
+        "lat": -7.16667,
+        "lon": 112.6333,
+        "name": "Kebomas"
+      },
+      {
+        "lat": -2.12914,
+        "lon": 106.11377,
+        "name": "Pangkalpinang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 905618.99,
+      "perimeter_km": 6796.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 16.15071,
+        "lon": -13.50582,
+        "name": "Ka\u00e9di"
+      },
+      {
+        "lat": 16.59153,
+        "lon": -14.26309,
+        "name": "Bogu\u00e9"
+      },
+      {
+        "lat": 10.42949,
+        "lon": 3.81495,
+        "name": "Babana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 24022.28,
+      "perimeter_km": 4142.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 36.67774,
+        "lon": -121.6555,
+        "name": "Salinas"
+      },
+      {
+        "lat": 37.91576,
+        "lon": -122.31164,
+        "name": "El Cerrito"
+      },
+      {
+        "lat": 33.97918,
+        "lon": -118.03284,
+        "name": "Whittier"
+      },
+      {
+        "lat": 34.28195,
+        "lon": -118.43897,
+        "name": "San Fernando"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 14838.44,
+      "perimeter_km": 1177.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -28.84556,
+        "lon": -51.89028,
+        "name": "Guapor\u00e9"
+      },
+      {
+        "lat": -27.63461,
+        "lon": -52.2754,
+        "name": "Erechim"
+      },
+      {
+        "lat": -25.39258,
+        "lon": -57.35421,
+        "name": "Itaugu\u00e1"
+      },
+      {
+        "lat": -25.19,
+        "lon": -49.31417,
+        "name": "Rio Branco do Sul"
+      },
+      {
+        "lat": -24.28917,
+        "lon": -47.17444,
+        "name": "Itariri"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 221200.32,
+      "perimeter_km": 2440.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -13.38814,
+        "lon": -44.19868,
+        "name": "Santa Maria da Vit\u00f3ria"
+      },
+      {
+        "lat": -16.02511,
+        "lon": -48.07121,
+        "name": "Gama"
+      },
+      {
+        "lat": -3.8325,
+        "lon": -45.1525,
+        "name": "Pio XII"
+      },
+      {
+        "lat": -5.35,
+        "lon": -40.38333,
+        "name": "V\u00e1rzea Alegre"
+      },
+      {
+        "lat": -5.19889,
+        "lon": -35.46083,
+        "name": "Touros"
+      },
+      {
+        "lat": -13.035,
+        "lon": -39.01444,
+        "name": "Nazar\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 986757.31,
+      "perimeter_km": 4519.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 44.94107,
+        "lon": -93.4419,
+        "name": "Minnetonka Mills"
+      },
+      {
+        "lat": 43.71721,
+        "lon": -79.40604,
+        "name": "Lawrence Park South"
+      },
+      {
+        "lat": 45.25008,
+        "lon": -74.13253,
+        "name": "Salaberry-de-Valleyfield"
+      },
+      {
+        "lat": 41.56232,
+        "lon": -72.65065,
+        "name": "Middletown"
+      },
+      {
+        "lat": 40.50677,
+        "lon": -74.26542,
+        "name": "Perth Amboy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 584185.36,
+      "perimeter_km": 3818.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 51.28635,
+        "lon": 7.29388,
+        "name": "Schwelm"
+      },
+      {
+        "lat": 52.57601,
+        "lon": 13.29389,
+        "name": "Tegel"
+      },
+      {
+        "lat": 55.01457,
+        "lon": 36.47185,
+        "name": "Maloyaroslavets"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 14889.3,
+      "perimeter_km": 3948.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 37.79743,
+        "lon": -121.21605,
+        "name": "Manteca"
+      },
+      {
+        "lat": 37.56299,
+        "lon": -122.32553,
+        "name": "San Mateo"
+      },
+      {
+        "lat": 44.9429,
+        "lon": -123.0351,
+        "name": "Salem"
+      },
+      {
+        "lat": 47.94454,
+        "lon": -122.30458,
+        "name": "Mukilteo"
+      },
+      {
+        "lat": 43.6135,
+        "lon": -116.20345,
+        "name": "Boise"
+      },
+      {
+        "lat": 34.30778,
+        "lon": -118.44925,
+        "name": "Sylmar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 505729.57,
+      "perimeter_km": 3450.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.38309,
+        "lon": -5.41759,
+        "name": "Oum\u00e9"
+      },
+      {
+        "lat": 5.93876,
+        "lon": -6.59826,
+        "name": "Yabayo"
+      },
+      {
+        "lat": 7.41251,
+        "lon": -7.55383,
+        "name": "Man"
+      },
+      {
+        "lat": 12.35811,
+        "lon": -4.77688,
+        "name": "Yorosso"
+      },
+      {
+        "lat": 5.96669,
+        "lon": 8.70632,
+        "name": "Ikom"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 618186.11,
+      "perimeter_km": 4166.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -7.2036,
+        "lon": 146.64014,
+        "name": "Bulolo"
+      },
+      {
+        "lat": -5.85746,
+        "lon": 144.23058,
+        "name": "Mount Hagen"
+      },
+      {
+        "lat": -5.55085,
+        "lon": 150.13766,
+        "name": "Kimbe"
+      },
+      {
+        "lat": -9.47723,
+        "lon": 147.15089,
+        "name": "Port Moresby"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 107302.01,
+      "perimeter_km": 1765.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.73058,
+        "lon": -88.3459,
+        "name": "Montgomery"
+      },
+      {
+        "lat": 41.68199,
+        "lon": -85.97667,
+        "name": "Elkhart"
+      },
+      {
+        "lat": 25.6105,
+        "lon": -80.42971,
+        "name": "Richmond West"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 173149.18,
+      "perimeter_km": 3989.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.61674,
+        "lon": 0.62218,
+        "name": "Lleida"
+      },
+      {
+        "lat": 38.75471,
+        "lon": -9.16651,
+        "name": "Campo Grande"
+      },
+      {
+        "lat": 49.44313,
+        "lon": 1.09932,
+        "name": "Rouen"
+      },
+      {
+        "lat": 51.03427,
+        "lon": 5.37429,
+        "name": "Houthalen"
+      },
+      {
+        "lat": 49.83411,
+        "lon": 8.49621,
+        "name": "Riedstadt"
+      },
+      {
+        "lat": 47.85105,
+        "lon": 9.0091,
+        "name": "Stockach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 723487.06,
+      "perimeter_km": 4121.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 20.45781,
+        "lon": 75.01596,
+        "name": "Chalisgaon"
+      },
+      {
+        "lat": 24.34745,
+        "lon": 56.70937,
+        "name": "Sohar"
+      },
+      {
+        "lat": 26.42495,
+        "lon": 67.86126,
+        "name": "Sehwan"
+      },
+      {
+        "lat": 23.17097,
+        "lon": 90.20935,
+        "name": "Madaripur"
+      },
+      {
+        "lat": 20.84852,
+        "lon": 86.33729,
+        "name": "J\u0101jpur"
+      },
+      {
+        "lat": 12.10769,
+        "lon": 79.24516,
+        "name": "Vettavalam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1825565.78,
+      "perimeter_km": 8092.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.5037,
+        "lon": -93.05518,
+        "name": "Hot Springs"
+      },
+      {
+        "lat": 38.80195,
+        "lon": -94.45273,
+        "name": "Raymore"
+      },
+      {
+        "lat": 43.13339,
+        "lon": -80.7497,
+        "name": "Woodstock"
+      },
+      {
+        "lat": 42.63342,
+        "lon": -71.31617,
+        "name": "Lowell"
+      },
+      {
+        "lat": 40.89232,
+        "lon": -74.47738,
+        "name": "Denville"
+      },
+      {
+        "lat": 33.92044,
+        "lon": -80.34147,
+        "name": "Sumter"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1248349.33,
+      "perimeter_km": 4937.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 39.87678,
+        "lon": 3.01626,
+        "name": "Pollen\u00e7a"
+      },
+      {
+        "lat": 41.38697,
+        "lon": 2.13472,
+        "name": "Barri de les Corts"
+      },
+      {
+        "lat": 37.18856,
+        "lon": -3.71887,
+        "name": "Santaf\u00e9"
+      },
+      {
+        "lat": 51.44387,
+        "lon": 7.5675,
+        "name": "Schwerte"
+      },
+      {
+        "lat": 52.20296,
+        "lon": 8.0448,
+        "name": "Georgsmarienh\u00fctte"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 409533.53,
+      "perimeter_km": 4201.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 11.16378,
+        "lon": 77.60388,
+        "name": "Chennimalai"
+      },
+      {
+        "lat": 28.61031,
+        "lon": 79.16997,
+        "name": "Milak"
+      },
+      {
+        "lat": 21.10743,
+        "lon": 82.0948,
+        "name": "Mah\u0101samund"
+      },
+      {
+        "lat": 17.24767,
+        "lon": 80.14368,
+        "name": "Khammam"
+      },
+      {
+        "lat": 18.191,
+        "lon": 79.943,
+        "name": "Mulugu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 397387.69,
+      "perimeter_km": 4235.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -1.85439,
+        "lon": 29.96238,
+        "name": "Shyorongi"
+      },
+      {
+        "lat": 10.58964,
+        "lon": 39.43767,
+        "name": "Were \u012alu"
+      },
+      {
+        "lat": 8.99364,
+        "lon": 40.16637,
+        "name": "\u0100wash"
+      },
+      {
+        "lat": -3.56182,
+        "lon": 36.97895,
+        "name": "Merelani"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 730701.2,
+      "perimeter_km": 4172.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -19.05294,
+        "lon": -169.91957,
+        "name": "Alofi"
+      },
+      {
+        "lat": -8.52425,
+        "lon": 179.19417,
+        "name": "Funafuti"
+      },
+      {
+        "lat": -18.07051,
+        "lon": 178.51313,
+        "name": "Nasinu"
+      },
+      {
+        "lat": -18.14307,
+        "lon": 177.50691,
+        "name": "Sigatoka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 667130.17,
+      "perimeter_km": 4157.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.85222,
+        "lon": 27.72361,
+        "name": "\u0130ncirliova"
+      },
+      {
+        "lat": 41.28261,
+        "lon": 31.41806,
+        "name": "Ere\u011fli"
+      },
+      {
+        "lat": 39.0215,
+        "lon": 48.0801,
+        "name": "Germ\u012b"
+      },
+      {
+        "lat": 34.0734,
+        "lon": 47.9725,
+        "name": "N\u016br\u0101b\u0101d"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 780516.8,
+      "perimeter_km": 4348.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 50.14734,
+        "lon": 14.10285,
+        "name": "Kladno"
+      },
+      {
+        "lat": 50.11667,
+        "lon": 8.83333,
+        "name": "M\u00fchlheim am Main"
+      },
+      {
+        "lat": 60.12381,
+        "lon": 24.43853,
+        "name": "Kirkkonummi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 219971.51,
+      "perimeter_km": 3144.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.50872,
+        "lon": -88.87017,
+        "name": "Zacatecoluca"
+      },
+      {
+        "lat": 17.25376,
+        "lon": -88.76401,
+        "name": "Belmopan"
+      },
+      {
+        "lat": 20.50038,
+        "lon": -86.94272,
+        "name": "Cozumel"
+      },
+      {
+        "lat": 9.90371,
+        "lon": -83.68361,
+        "name": "Turrialba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 299436.12,
+      "perimeter_km": 2746.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 1.3651,
+        "lon": 104.1118,
+        "name": "Pengerang"
+      },
+      {
+        "lat": 2.2635,
+        "lon": 102.2179,
+        "name": "Kampung Cheng"
+      },
+      {
+        "lat": 16.63557,
+        "lon": 97.61526,
+        "name": "Hmaw Bi"
+      },
+      {
+        "lat": -0.49167,
+        "lon": 117.14583,
+        "name": "Samarinda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1330525.31,
+      "perimeter_km": 6238.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.87029,
+        "lon": -117.92534,
+        "name": "Fullerton"
+      },
+      {
+        "lat": 40.39162,
+        "lon": -111.85077,
+        "name": "Lehi"
+      },
+      {
+        "lat": 37.7528,
+        "lon": -100.01708,
+        "name": "Dodge City"
+      },
+      {
+        "lat": 33.10317,
+        "lon": -96.67055,
+        "name": "Allen"
+      },
+      {
+        "lat": 31.08351,
+        "lon": -97.65974,
+        "name": "Harker Heights"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1134620.66,
+      "perimeter_km": 4729.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.79269,
+        "lon": -9.1838,
+        "name": "Odivelas"
+      },
+      {
+        "lat": 52.07417,
+        "lon": 4.35972,
+        "name": "Voorburg"
+      },
+      {
+        "lat": 51.01122,
+        "lon": 13.82029,
+        "name": "Leuben"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 503481.59,
+      "perimeter_km": 4722.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 54.46854,
+        "lon": 9.83824,
+        "name": "Eckernf\u00f6rde"
+      },
+      {
+        "lat": 55.84759,
+        "lon": 12.42791,
+        "name": "Birker\u00f8d"
+      },
+      {
+        "lat": 52.35088,
+        "lon": 14.56065,
+        "name": "S\u0142ubice"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 43241.77,
+      "perimeter_km": 1029.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 52.65417,
+        "lon": -7.25222,
+        "name": "Kilkenny"
+      },
+      {
+        "lat": 55.6194,
+        "lon": -4.65508,
+        "name": "Irvine"
+      },
+      {
+        "lat": 51.05952,
+        "lon": 3.79899,
+        "name": "Destelbergen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 137807.02,
+      "perimeter_km": 1904.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -39.09631,
+        "lon": -67.08374,
+        "name": "Villa Regina"
+      },
+      {
+        "lat": -34.43859,
+        "lon": -71.07751,
+        "name": "San Vicente de Tagua Tagua"
+      },
+      {
+        "lat": -19.03332,
+        "lon": -65.26274,
+        "name": "Sucre"
+      },
+      {
+        "lat": -30.2518,
+        "lon": -57.63537,
+        "name": "Monte Caseros"
+      },
+      {
+        "lat": -34.89791,
+        "lon": -54.95021,
+        "name": "Maldonado"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1720778.81,
+      "perimeter_km": 5647.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -41.43876,
+        "lon": 147.13467,
+        "name": "Launceston"
+      },
+      {
+        "lat": -37.96944,
+        "lon": 145.04806,
+        "name": "Cheltenham"
+      },
+      {
+        "lat": -27.35364,
+        "lon": 152.96848,
+        "name": "Albany Creek"
+      },
+      {
+        "lat": -28.07071,
+        "lon": 153.39329,
+        "name": "Robina"
+      },
+      {
+        "lat": -33.52314,
+        "lon": 151.31325,
+        "name": "Umina Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 321717.99,
+      "perimeter_km": 3499.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.74124,
+        "lon": 144.73631,
+        "name": "Caroline Springs"
+      },
+      {
+        "lat": -34.18551,
+        "lon": 142.16251,
+        "name": "Mildura"
+      },
+      {
+        "lat": -27.46794,
+        "lon": 153.02809,
+        "name": "Brisbane"
+      },
+      {
+        "lat": -33.8188,
+        "lon": 151.1062,
+        "name": "Ryde"
+      },
+      {
+        "lat": -35.41647,
+        "lon": 149.06954,
+        "name": "Tuggeranong Administrative District"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 456560.75,
+      "perimeter_km": 3187.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.44505,
+        "lon": -3.65132,
+        "name": "Ciudad Lineal"
+      },
+      {
+        "lat": 40.20686,
+        "lon": -8.41996,
+        "name": "Coimbra"
+      },
+      {
+        "lat": 47.9959,
+        "lon": 7.85222,
+        "name": "Freiburg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 176169.25,
+      "perimeter_km": 3202.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 49.02542,
+        "lon": 2.21691,
+        "name": "Taverny"
+      },
+      {
+        "lat": 51.04954,
+        "lon": 5.22606,
+        "name": "Beringen"
+      },
+      {
+        "lat": 45.01242,
+        "lon": 8.64379,
+        "name": "Valenza"
+      },
+      {
+        "lat": 44.64671,
+        "lon": 7.49309,
+        "name": "Saluzzo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 133304.15,
+      "perimeter_km": 1758.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 30.37733,
+        "lon": -9.47342,
+        "name": "My Drarga"
+      },
+      {
+        "lat": 35.84906,
+        "lon": -5.35747,
+        "name": "Fnidek"
+      },
+      {
+        "lat": 32.17222,
+        "lon": 13.02028,
+        "name": "Gharyan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 572430.8,
+      "perimeter_km": 4601.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.56786,
+        "lon": -46.54599,
+        "name": "Vila Formosa"
+      },
+      {
+        "lat": -13.65145,
+        "lon": -41.84564,
+        "name": "Livramento do Brumado"
+      },
+      {
+        "lat": -12.13556,
+        "lon": -38.41917,
+        "name": "Alagoinhas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 167429.29,
+      "perimeter_km": 3150.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.83834,
+        "lon": 144.99149,
+        "name": "South Yarra"
+      },
+      {
+        "lat": -34.91119,
+        "lon": 138.70735,
+        "name": "Adelaide Hills"
+      },
+      {
+        "lat": -27.44187,
+        "lon": 152.93861,
+        "name": "The Gap"
+      },
+      {
+        "lat": -28.21298,
+        "lon": 153.53634,
+        "name": "Banora Point"
+      },
+      {
+        "lat": -32.24295,
+        "lon": 148.60484,
+        "name": "Dubbo"
+      },
+      {
+        "lat": -32.92953,
+        "lon": 151.7801,
+        "name": "Newcastle"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 698996.13,
+      "perimeter_km": 4120.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 24.66472,
+        "lon": 76.84379,
+        "name": "Chhabra"
+      },
+      {
+        "lat": 30.70358,
+        "lon": 70.65054,
+        "name": "Taunsa"
+      },
+      {
+        "lat": 31.21468,
+        "lon": 75.19602,
+        "name": "Sultanpur"
+      },
+      {
+        "lat": 21.6318,
+        "lon": 85.59686,
+        "name": "Keonjhargarh"
+      },
+      {
+        "lat": 20.72204,
+        "lon": 78.32056,
+        "name": "Pulgaon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 643731.44,
+      "perimeter_km": 4053.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -34.06306,
+        "lon": -60.10261,
+        "name": "Arrecifes"
+      },
+      {
+        "lat": -22.37417,
+        "lon": -54.51389,
+        "name": "F\u00e1tima do Sul"
+      },
+      {
+        "lat": -17.51944,
+        "lon": -39.19556,
+        "name": "Alcoba\u00e7a"
+      },
+      {
+        "lat": -23.77806,
+        "lon": -45.35806,
+        "name": "Ilhabela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1028336.26,
+      "perimeter_km": 5875.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 53.50291,
+        "lon": -1.3458,
+        "name": "Wath upon Dearne"
+      },
+      {
+        "lat": 51.13403,
+        "lon": 7.59075,
+        "name": "Kierspe"
+      },
+      {
+        "lat": 47.79926,
+        "lon": 22.86255,
+        "name": "Satu Mare"
+      },
+      {
+        "lat": 45.71667,
+        "lon": 24.15,
+        "name": "Cisn\u0103die"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 234029.22,
+      "perimeter_km": 4090.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.79086,
+        "lon": 145.09386,
+        "name": "Balwyn North"
+      },
+      {
+        "lat": -35.13333,
+        "lon": 138.51667,
+        "name": "Morphett Vale"
+      },
+      {
+        "lat": -23.38032,
+        "lon": 150.50595,
+        "name": "Rockhampton"
+      },
+      {
+        "lat": -27.87683,
+        "lon": 153.28572,
+        "name": "Upper Coomera"
+      },
+      {
+        "lat": -22.26257,
+        "lon": 166.56621,
+        "name": "Mont-Dore"
+      },
+      {
+        "lat": -33.9125,
+        "lon": 151.10279,
+        "name": "Campsie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1523438.05,
+      "perimeter_km": 7134.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.68889,
+        "lon": -49.83389,
+        "name": "Siqueira Campos"
+      },
+      {
+        "lat": -21.48028,
+        "lon": -56.13806,
+        "name": "Jardim"
+      },
+      {
+        "lat": -13.275,
+        "lon": -50.16278,
+        "name": "S\u00e3o Miguel do Araguaia"
+      },
+      {
+        "lat": -23.52278,
+        "lon": -46.18833,
+        "name": "Mogi das Cruzes"
+      },
+      {
+        "lat": -23.63634,
+        "lon": -46.76565,
+        "name": "Campo Limpo"
+      },
+      {
+        "lat": -23.48972,
+        "lon": -48.41278,
+        "name": "Angatuba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 595143.55,
+      "perimeter_km": 3392.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 16.75998,
+        "lon": 96.52498,
+        "name": "Thongwa"
+      },
+      {
+        "lat": 29.43128,
+        "lon": 105.73757,
+        "name": "Youting"
+      },
+      {
+        "lat": 29.39306,
+        "lon": 106.81917,
+        "name": "Jiangjia"
+      },
+      {
+        "lat": 29.99152,
+        "lon": 120.89845,
+        "name": "Lianghu"
+      },
+      {
+        "lat": 24.0637,
+        "lon": 120.698,
+        "name": "Wufeng"
+      },
+      {
+        "lat": 22.33337,
+        "lon": 114.21331,
+        "name": "Choi Wan Estate (I & II)"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1812927.75,
+      "perimeter_km": 6461.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.34171,
+        "lon": -111.98403,
+        "name": "Ahwatukee Foothills"
+      },
+      {
+        "lat": 40.66689,
+        "lon": -111.88799,
+        "name": "Murray"
+      },
+      {
+        "lat": 29.76328,
+        "lon": -95.36327,
+        "name": "Houston"
+      },
+      {
+        "lat": 14.56571,
+        "lon": -89.35166,
+        "name": "Esquipulas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1805825.15,
+      "perimeter_km": 7629.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.6,
+        "lon": 144.95,
+        "name": "Craigieburn"
+      },
+      {
+        "lat": -34.92873,
+        "lon": 138.60334,
+        "name": "Adelaide city centre"
+      },
+      {
+        "lat": -21.15345,
+        "lon": 149.16554,
+        "name": "Mackay"
+      },
+      {
+        "lat": -27.61025,
+        "lon": 153.05388,
+        "name": "Sunnybank Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1080719.79,
+      "perimeter_km": 4651.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.88247,
+        "lon": 16.60086,
+        "name": "Catanzaro"
+      },
+      {
+        "lat": 55.93333,
+        "lon": 23.31667,
+        "name": "\u0160iauliai"
+      },
+      {
+        "lat": 48.52496,
+        "lon": 25.03712,
+        "name": "Kolomyia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 361087.67,
+      "perimeter_km": 4058.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 27.11716,
+        "lon": 114.97927,
+        "name": "Ji\u2019an"
+      },
+      {
+        "lat": 33.41804,
+        "lon": 130.65413,
+        "name": "Amagi"
+      },
+      {
+        "lat": 34.66667,
+        "lon": 136.46667,
+        "name": "Hisai-motomachi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 37912.29,
+      "perimeter_km": 4420.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -19.91472,
+        "lon": -48.38833,
+        "name": "Concei\u00e7\u00e3o das Alagoas"
+      },
+      {
+        "lat": -21.41972,
+        "lon": -50.0775,
+        "name": "Pen\u00e1polis"
+      },
+      {
+        "lat": -11.04833,
+        "lon": -45.19306,
+        "name": "Formosa do Rio Preto"
+      },
+      {
+        "lat": -5.68167,
+        "lon": -43.09333,
+        "name": "Parnarama"
+      },
+      {
+        "lat": -9.17419,
+        "lon": -40.97514,
+        "name": "Casa Nova"
+      },
+      {
+        "lat": -12.08167,
+        "lon": -41.09444,
+        "name": "Utinga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 484586.93,
+      "perimeter_km": 4092.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.29167,
+        "lon": 127.50778,
+        "name": "Pubal"
+      },
+      {
+        "lat": 44.57149,
+        "lon": 129.38539,
+        "name": "Hailin"
+      },
+      {
+        "lat": 39.3895,
+        "lon": 140.05813,
+        "name": "Yurihonj\u014d"
+      },
+      {
+        "lat": 35.02107,
+        "lon": 135.75385,
+        "name": "Kyoto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 646975.93,
+      "perimeter_km": 3276.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 5.20087,
+        "lon": -75.86865,
+        "name": "Bel\u00e9n de Umbr\u00eda"
+      },
+      {
+        "lat": -0.19337,
+        "lon": -74.78189,
+        "name": "Puerto Legu\u00edzamo"
+      },
+      {
+        "lat": -8.39818,
+        "lon": -74.53774,
+        "name": "San Fernando"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 47172.8,
+      "perimeter_km": 3043.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 36.41205,
+        "lon": 6.59603,
+        "name": "Hamma Bouziane"
+      },
+      {
+        "lat": 37.00563,
+        "lon": 6.56049,
+        "name": "Collo"
+      },
+      {
+        "lat": 37.23618,
+        "lon": 9.91448,
+        "name": "Menzel Jemil"
+      },
+      {
+        "lat": 36.70222,
+        "lon": 7.84722,
+        "name": "Besbes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 10397.09,
+      "perimeter_km": 673.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 2.7389,
+        "lon": 102.2487,
+        "name": "Kuala Pilah"
+      },
+      {
+        "lat": 34.73453,
+        "lon": 105.38609,
+        "name": "Liufeng"
+      },
+      {
+        "lat": 18.66667,
+        "lon": 105.66667,
+        "name": "Y\u00ean Vinh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 378877.32,
+      "perimeter_km": 7169.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 13.52586,
+        "lon": 105.9683,
+        "name": "Stung Treng"
+      },
+      {
+        "lat": 18.67337,
+        "lon": 105.69232,
+        "name": "Vinh"
+      },
+      {
+        "lat": 14.48646,
+        "lon": 121.22752,
+        "name": "Cardona"
+      },
+      {
+        "lat": 10.7375,
+        "lon": 122.9666,
+        "name": "Talisay"
+      },
+      {
+        "lat": 6.9747,
+        "lon": 118.5144,
+        "name": "Mapun"
+      },
+      {
+        "lat": 5.3473,
+        "lon": 115.7455,
+        "name": "Beaufort"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1537362.54,
+      "perimeter_km": 5154.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.38291,
+        "lon": 71.33733,
+        "name": "Lachi"
+      },
+      {
+        "lat": 27.81049,
+        "lon": 79.79185,
+        "name": "K\u0101nt"
+      },
+      {
+        "lat": 24.4038,
+        "lon": 81.87954,
+        "name": "Sidhi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 79926.77,
+      "perimeter_km": 2881.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 48.63479,
+        "lon": 2.30831,
+        "name": "Saint-Michel-sur-Orge"
+      },
+      {
+        "lat": 50.01311,
+        "lon": 8.42779,
+        "name": "Fl\u00f6rsheim"
+      },
+      {
+        "lat": 51.14312,
+        "lon": 23.4716,
+        "name": "Che\u0142m"
+      },
+      {
+        "lat": 46.56667,
+        "lon": 23.78333,
+        "name": "Turda"
+      },
+      {
+        "lat": 42.90799,
+        "lon": 23.79274,
+        "name": "Botevgrad"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 730695.91,
+      "perimeter_km": 4229.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 50.32124,
+        "lon": 17.57461,
+        "name": "Prudnik"
+      },
+      {
+        "lat": 53.18478,
+        "lon": -3.02578,
+        "name": "Hawarden"
+      },
+      {
+        "lat": 54.15,
+        "lon": -4.48333,
+        "name": "Douglas"
+      },
+      {
+        "lat": 59.19858,
+        "lon": 17.83317,
+        "name": "Tumba"
+      },
+      {
+        "lat": 57.87292,
+        "lon": 39.52969,
+        "name": "Tutayev"
+      },
+      {
+        "lat": 48.17927,
+        "lon": 40.7792,
+        "name": "Belaya Kalitva"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2264162.15,
+      "perimeter_km": 7094.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.09968,
+        "lon": 145.17248,
+        "name": "Carrum Downs"
+      },
+      {
+        "lat": -37.66667,
+        "lon": 145.01667,
+        "name": "Lalor"
+      },
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      },
+      {
+        "lat": -26.66008,
+        "lon": 153.09953,
+        "name": "Maroochydore"
+      },
+      {
+        "lat": -27.35364,
+        "lon": 152.96848,
+        "name": "Albany Creek"
+      },
+      {
+        "lat": -33.88096,
+        "lon": 151.07986,
+        "name": "Strathfield"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 679557.38,
+      "perimeter_km": 3894.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 50.97221,
+        "lon": 13.86741,
+        "name": "Heidenau"
+      },
+      {
+        "lat": 61.11514,
+        "lon": 10.46628,
+        "name": "Lillehammer"
+      },
+      {
+        "lat": 55.66943,
+        "lon": 37.46598,
+        "name": "Nikulino"
+      },
+      {
+        "lat": 54.993,
+        "lon": 57.6982,
+        "name": "Sim"
+      },
+      {
+        "lat": 52.98058,
+        "lon": 49.43196,
+        "name": "Bezenchuk"
+      },
+      {
+        "lat": 46.09534,
+        "lon": 38.97691,
+        "name": "Kanevskaya"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2384326.66,
+      "perimeter_km": 7668.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.77281,
+        "lon": -87.72227,
+        "name": "West Lawn"
+      },
+      {
+        "lat": 47.42715,
+        "lon": -92.93769,
+        "name": "Hibbing"
+      },
+      {
+        "lat": 46.64499,
+        "lon": -80.9973,
+        "name": "Valley East"
+      },
+      {
+        "lat": 44.5168,
+        "lon": -80.01637,
+        "name": "Wasaga Beach"
+      },
+      {
+        "lat": 42.34491,
+        "lon": -71.10017,
+        "name": "Fenway/Kenmore"
+      },
+      {
+        "lat": 43.65498,
+        "lon": -79.37153,
+        "name": "Moss Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 626073.09,
+      "perimeter_km": 4068.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.41542,
+        "lon": -3.71407,
+        "name": "Palacio"
+      },
+      {
+        "lat": 40.94808,
+        "lon": -4.11839,
+        "name": "Segovia"
+      },
+      {
+        "lat": 53.06667,
+        "lon": -0.81667,
+        "name": "Newark on Trent"
+      },
+      {
+        "lat": 53.89218,
+        "lon": 11.45563,
+        "name": "Wismar"
+      },
+      {
+        "lat": 49.96528,
+        "lon": 16.97061,
+        "name": "\u0160umperk"
+      },
+      {
+        "lat": 39.34474,
+        "lon": 16.23802,
+        "name": "Quattromiglia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2125168.54,
+      "perimeter_km": 5717.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -36.61617,
+        "lon": -64.28991,
+        "name": "Santa Rosa"
+      },
+      {
+        "lat": -38.23291,
+        "lon": -72.33292,
+        "name": "Victoria"
+      },
+      {
+        "lat": -26.85874,
+        "lon": -58.30639,
+        "name": "Pilar"
+      },
+      {
+        "lat": -34.10032,
+        "lon": -56.21477,
+        "name": "Florida"
+      },
+      {
+        "lat": -34.72065,
+        "lon": -58.25454,
+        "name": "Quilmes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 640438.15,
+      "perimeter_km": 4166.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 37.94798,
+        "lon": -122.0608,
+        "name": "Pleasant Hill"
+      },
+      {
+        "lat": 38.75212,
+        "lon": -121.28801,
+        "name": "Roseville"
+      },
+      {
+        "lat": 52.13238,
+        "lon": -106.66892,
+        "name": "Saskatoon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 8849.53,
+      "perimeter_km": 3958.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 6.56297,
+        "lon": -7.8172,
+        "name": "Z\u00e9aglo"
+      },
+      {
+        "lat": 15.1097,
+        "lon": -16.6218,
+        "name": "M\u00e9kh\u00e9"
+      },
+      {
+        "lat": 16.41453,
+        "lon": -3.67075,
+        "name": "Goundam"
+      },
+      {
+        "lat": 12.25263,
+        "lon": -2.36272,
+        "name": "Koudougou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 920858.07,
+      "perimeter_km": 4098.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.47665,
+        "lon": -3.66852,
+        "name": "Costillares"
+      },
+      {
+        "lat": 52.19837,
+        "lon": 8.58644,
+        "name": "B\u00fcnde"
+      },
+      {
+        "lat": 54.00734,
+        "lon": 37.50647,
+        "name": "Shch\u00ebkino"
+      },
+      {
+        "lat": 42.46045,
+        "lon": 21.46986,
+        "name": "Gjilan"
+      },
+      {
+        "lat": 41.96707,
+        "lon": 20.98091,
+        "name": "Brvenica"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2453453.5,
+      "perimeter_km": 7400.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 23.0144,
+        "lon": 91.3966,
+        "name": "Feni"
+      },
+      {
+        "lat": 26.50823,
+        "lon": 87.01194,
+        "name": "B\u012brpur"
+      },
+      {
+        "lat": 21.39963,
+        "lon": 105.22221,
+        "name": "Ph\u00fa Th\u1ecd"
+      },
+      {
+        "lat": 15.12047,
+        "lon": 108.79232,
+        "name": "Qu\u1ea3ng Ng\u00e3i"
+      },
+      {
+        "lat": 16.41904,
+        "lon": 101.16056,
+        "name": "Phetchabun"
+      },
+      {
+        "lat": 13.70528,
+        "lon": 100.34923,
+        "name": "Nong Khaem"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1142899.86,
+      "perimeter_km": 5859.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 35.93968,
+        "lon": 3.41588,
+        "name": "Chellalat el Adhaouara"
+      },
+      {
+        "lat": 36.13516,
+        "lon": 2.91085,
+        "name": "Berrouaghia"
+      },
+      {
+        "lat": 35.27306,
+        "lon": 7.75194,
+        "name": "Cheria"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2817.45,
+      "perimeter_km": 896.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.96667,
+        "lon": 16.28333,
+        "name": "Sambiase"
+      },
+      {
+        "lat": 41.63065,
+        "lon": 15.91876,
+        "name": "Manfredonia"
+      },
+      {
+        "lat": 38.24861,
+        "lon": 22.08194,
+        "name": "A\u00edgio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 74067.0,
+      "perimeter_km": 1453.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -33.04459,
+        "lon": -61.16423,
+        "name": "Casilda"
+      },
+      {
+        "lat": -31.25285,
+        "lon": -61.49078,
+        "name": "Rafaela"
+      },
+      {
+        "lat": -30.98153,
+        "lon": -64.09424,
+        "name": "Jes\u00fas Mar\u00eda"
+      },
+      {
+        "lat": -20.24056,
+        "lon": -56.37833,
+        "name": "Miranda"
+      },
+      {
+        "lat": -17.56944,
+        "lon": -52.55111,
+        "name": "Mineiros"
+      },
+      {
+        "lat": -23.4837,
+        "lon": -46.41309,
+        "name": "Jardim Helena"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1328983.31,
+      "perimeter_km": 5080.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 50.76667,
+        "lon": 7.45,
+        "name": "Eitorf"
+      },
+      {
+        "lat": 52.78709,
+        "lon": -0.15141,
+        "name": "Spalding"
+      },
+      {
+        "lat": 50.35269,
+        "lon": 30.95501,
+        "name": "Boryspil"
+      },
+      {
+        "lat": 44.65486,
+        "lon": 20.20017,
+        "name": "Obrenovac"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 861150.66,
+      "perimeter_km": 4912.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.43541,
+        "lon": 2.18982,
+        "name": "Sant Andreu"
+      },
+      {
+        "lat": 41.19997,
+        "lon": 1.5683,
+        "name": "Calafell"
+      },
+      {
+        "lat": 47.25983,
+        "lon": 8.59778,
+        "name": "Horgen"
+      },
+      {
+        "lat": 48.62858,
+        "lon": 21.71954,
+        "name": "Trebi\u0161ov"
+      },
+      {
+        "lat": 44.57707,
+        "lon": 11.36071,
+        "name": "Castel Maggiore"
+      },
+      {
+        "lat": 42.70219,
+        "lon": 9.45123,
+        "name": "Bastia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 380586.8,
+      "perimeter_km": 3705.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 50.7282,
+        "lon": 16.65141,
+        "name": "Dzier\u017coni\u00f3w"
+      },
+      {
+        "lat": 50.22683,
+        "lon": 8.61816,
+        "name": "Bad Homburg vor der H\u00f6he"
+      },
+      {
+        "lat": 54.08849,
+        "lon": 12.11539,
+        "name": "Kr\u00f6peliner-Tor-Vorstadt"
+      },
+      {
+        "lat": 54.61378,
+        "lon": 25.95537,
+        "name": "Astraviec"
+      },
+      {
+        "lat": 49.45595,
+        "lon": 36.84433,
+        "name": "Balakliia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 619565.91,
+      "perimeter_km": 4340.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 7.83333,
+        "lon": 38.23333,
+        "name": "Ciro"
+      },
+      {
+        "lat": 6.6,
+        "lon": 38.41667,
+        "name": "Wendo"
+      },
+      {
+        "lat": -6.76667,
+        "lon": 38.91667,
+        "name": "Kibaha"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 11255.35,
+      "perimeter_km": 3251.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.45333,
+        "lon": -56.39056,
+        "name": "Santa Luc\u00eda"
+      },
+      {
+        "lat": -26.48417,
+        "lon": -51.99056,
+        "name": "Palmas"
+      },
+      {
+        "lat": -23.68528,
+        "lon": -46.71372,
+        "name": "Socorro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 180375.51,
+      "perimeter_km": 3117.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -23.69748,
+        "lon": 133.88362,
+        "name": "Alice Springs"
+      },
+      {
+        "lat": -33.82346,
+        "lon": 150.94607,
+        "name": "Greystanes"
+      },
+      {
+        "lat": -37.69825,
+        "lon": 145.05967,
+        "name": "Bundoora"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 542435.23,
+      "perimeter_km": 4586.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 29.81667,
+        "lon": 31.05,
+        "name": "6th of October City"
+      },
+      {
+        "lat": 25.90107,
+        "lon": 32.72392,
+        "name": "Naq\u0101dah"
+      },
+      {
+        "lat": 14.03493,
+        "lon": 35.38344,
+        "name": "Al Qadarif"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 43708.12,
+      "perimeter_km": 3624.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 36.31344,
+        "lon": -82.35347,
+        "name": "Johnson City"
+      },
+      {
+        "lat": 30.5102,
+        "lon": -87.21247,
+        "name": "Ferry Pass"
+      },
+      {
+        "lat": 44.96302,
+        "lon": -92.96494,
+        "name": "Oakdale"
+      },
+      {
+        "lat": 43.79572,
+        "lon": -79.31408,
+        "name": "L'Amoreaux"
+      },
+      {
+        "lat": 42.10148,
+        "lon": -72.58981,
+        "name": "Springfield"
+      },
+      {
+        "lat": 35.139,
+        "lon": -79.00603,
+        "name": "Fort Bragg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1385157.75,
+      "perimeter_km": 5423.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.56448,
+        "lon": -87.51254,
+        "name": "Munster"
+      },
+      {
+        "lat": 43.81205,
+        "lon": -79.33082,
+        "name": "Steeles"
+      },
+      {
+        "lat": 41.44593,
+        "lon": -74.42293,
+        "name": "Middletown"
+      },
+      {
+        "lat": 40.55427,
+        "lon": -74.15153,
+        "name": "Great Kills"
+      },
+      {
+        "lat": 38.77261,
+        "lon": -77.22109,
+        "name": "West Springfield"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 316414.95,
+      "perimeter_km": 2551.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 50.83619,
+        "lon": 4.31454,
+        "name": "Anderlecht"
+      },
+      {
+        "lat": 46.17508,
+        "lon": 23.91578,
+        "name": "Blaj"
+      },
+      {
+        "lat": 40.83625,
+        "lon": 17.36007,
+        "name": "Fasano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 582771.49,
+      "perimeter_km": 3821.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.70675,
+        "lon": -8.97388,
+        "name": "Montijo"
+      },
+      {
+        "lat": 51.05591,
+        "lon": 5.38244,
+        "name": "Helchteren"
+      },
+      {
+        "lat": 51.95109,
+        "lon": 7.98756,
+        "name": "Warendorf"
+      },
+      {
+        "lat": 49.96034,
+        "lon": 9.77239,
+        "name": "Karlstadt"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 296050.98,
+      "perimeter_km": 4169.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.16139,
+        "lon": -5.84626,
+        "name": "Aguelmous"
+      },
+      {
+        "lat": 36.71182,
+        "lon": 4.04591,
+        "name": "Tizi Ouzou"
+      },
+      {
+        "lat": 32.58345,
+        "lon": 14.03627,
+        "name": "Msal\u0101tah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 355408.62,
+      "perimeter_km": 3860.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.06396,
+        "lon": -80.72091,
+        "name": "Wheeling"
+      },
+      {
+        "lat": 39.43534,
+        "lon": -84.20299,
+        "name": "Lebanon"
+      },
+      {
+        "lat": 43.73766,
+        "lon": -79.34972,
+        "name": "Banbury-Don Mills"
+      },
+      {
+        "lat": 42.52509,
+        "lon": -71.75979,
+        "name": "Leominster"
+      },
+      {
+        "lat": 36.71709,
+        "lon": -76.59023,
+        "name": "South Suffolk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 381570.07,
+      "perimeter_km": 2846.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -2.59075,
+        "lon": 33.44619,
+        "name": "Magu"
+      },
+      {
+        "lat": 0.08411,
+        "lon": 32.46972,
+        "name": "Katabi"
+      },
+      {
+        "lat": 13.31667,
+        "lon": 33.88333,
+        "name": "As S\u016bk\u012b"
+      },
+      {
+        "lat": -9.76667,
+        "lon": 37.93333,
+        "name": "Liwale"
+      },
+      {
+        "lat": -7.65685,
+        "lon": 36.98299,
+        "name": "Ruaha"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 583421.08,
+      "perimeter_km": 5344.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 45.50147,
+        "lon": 9.33053,
+        "name": "Pioltello"
+      },
+      {
+        "lat": 50.88365,
+        "lon": 4.47298,
+        "name": "Zaventem"
+      },
+      {
+        "lat": 52.92815,
+        "lon": 12.80311,
+        "name": "Neuruppin"
+      },
+      {
+        "lat": 47.38449,
+        "lon": 19.2214,
+        "name": "Gy\u00e1l"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 491716.43,
+      "perimeter_km": 2865.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 10.0619,
+        "lon": 76.57168,
+        "name": "Iramall\u016br"
+      },
+      {
+        "lat": 13.33467,
+        "lon": 74.74617,
+        "name": "Udupi"
+      },
+      {
+        "lat": 21.33954,
+        "lon": 70.74966,
+        "name": "V\u012bs\u0101vadar"
+      },
+      {
+        "lat": 25.8576,
+        "lon": 83.85487,
+        "name": "Rasr\u0101"
+      },
+      {
+        "lat": 23.33664,
+        "lon": 88.64109,
+        "name": "Bagul\u0101"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1555242.75,
+      "perimeter_km": 5340.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.84035,
+        "lon": -85.94913,
+        "name": "Radcliff"
+      },
+      {
+        "lat": 41.90003,
+        "lon": -87.6345,
+        "name": "Near North Side"
+      },
+      {
+        "lat": 42.29171,
+        "lon": -85.58723,
+        "name": "Kalamazoo"
+      },
+      {
+        "lat": 42.06454,
+        "lon": -72.51259,
+        "name": "East Longmeadow"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 307264.76,
+      "perimeter_km": 2960.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 17.07754,
+        "lon": -12.03869,
+        "name": "Guerou"
+      },
+      {
+        "lat": 33.81809,
+        "lon": -6.91658,
+        "name": "Tamesna"
+      },
+      {
+        "lat": 5.35113,
+        "lon": -0.62313,
+        "name": "Winneba"
+      },
+      {
+        "lat": 7.40353,
+        "lon": -2.46635,
+        "name": "Nsoatre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1538962.32,
+      "perimeter_km": 6963.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 51.4386,
+        "lon": -3.17342,
+        "name": "Penarth"
+      },
+      {
+        "lat": 51.16557,
+        "lon": 4.98917,
+        "name": "Geel"
+      },
+      {
+        "lat": 51.82417,
+        "lon": 4.4125,
+        "name": "Oud-Beijerland"
+      },
+      {
+        "lat": 50.69075,
+        "lon": 16.623,
+        "name": "Bielawa"
+      },
+      {
+        "lat": 40.84394,
+        "lon": 14.0952,
+        "name": "Pozzuoli"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 813819.36,
+      "perimeter_km": 4390.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.11531,
+        "lon": 145.29814,
+        "name": "Cranbourne East"
+      },
+      {
+        "lat": -34.60251,
+        "lon": 138.74902,
+        "name": "Gawler"
+      },
+      {
+        "lat": -27.50578,
+        "lon": 153.10236,
+        "name": "Carindale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 490150.91,
+      "perimeter_km": 3666.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.8,
+        "lon": 2.86514,
+        "name": "Laghouat"
+      },
+      {
+        "lat": 35.09579,
+        "lon": -1.85772,
+        "name": "Ghazaouet"
+      },
+      {
+        "lat": 36.51076,
+        "lon": 1.30809,
+        "name": "T\u00e9n\u00e8s"
+      },
+      {
+        "lat": 36.73944,
+        "lon": 7.10528,
+        "name": "Azzaba"
+      },
+      {
+        "lat": 35.57525,
+        "lon": 10.73456,
+        "name": "Zeramedine"
+      },
+      {
+        "lat": 34.387,
+        "lon": 4.98785,
+        "name": "Sidi Khaled"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 213253.06,
+      "perimeter_km": 2396.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.38476,
+        "lon": -3.65888,
+        "name": "Palomeras Bajas"
+      },
+      {
+        "lat": 41.10574,
+        "lon": -8.58622,
+        "name": "Vilar de Andorinho"
+      },
+      {
+        "lat": 48.6942,
+        "lon": 2.49223,
+        "name": "Brunoy"
+      },
+      {
+        "lat": 47.18213,
+        "lon": 8.46358,
+        "name": "Cham"
+      },
+      {
+        "lat": 45.9,
+        "lon": 6.1,
+        "name": "Cran-Gevrier"
+      },
+      {
+        "lat": 43.29614,
+        "lon": 5.43617,
+        "name": "Marseille 12"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 573456.41,
+      "perimeter_km": 3453.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.8,
+        "lon": 145.28333,
+        "name": "Croydon"
+      },
+      {
+        "lat": -32.24295,
+        "lon": 148.60484,
+        "name": "Dubbo"
+      },
+      {
+        "lat": -25.54073,
+        "lon": 152.70493,
+        "name": "Maryborough"
+      },
+      {
+        "lat": -27.66757,
+        "lon": 152.92488,
+        "name": "Springfield Lakes"
+      },
+      {
+        "lat": -27.94402,
+        "lon": 153.39815,
+        "name": "Labrador"
+      },
+      {
+        "lat": -33.91972,
+        "lon": 151.07592,
+        "name": "Lakemba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 268851.28,
+      "perimeter_km": 3203.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 19.68006,
+        "lon": -103.2514,
+        "name": "Tamazula de Gordiano"
+      },
+      {
+        "lat": 33.44179,
+        "lon": -94.03769,
+        "name": "Texarkana"
+      },
+      {
+        "lat": 25.90175,
+        "lon": -97.49748,
+        "name": "Brownsville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 146181.76,
+      "perimeter_km": 3592.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 21.63333,
+        "lon": 108.95,
+        "name": "Xichang"
+      },
+      {
+        "lat": 14.95472,
+        "lon": 120.89694,
+        "name": "Baliuag"
+      },
+      {
+        "lat": 14.11356,
+        "lon": 121.55574,
+        "name": "Lucban"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 30199.19,
+      "perimeter_km": 3153.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 22.39309,
+        "lon": -97.93857,
+        "name": "Altamira"
+      },
+      {
+        "lat": 30.44332,
+        "lon": -91.18747,
+        "name": "Baton Rouge"
+      },
+      {
+        "lat": 15.77425,
+        "lon": -87.46731,
+        "name": "Tela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 742890.71,
+      "perimeter_km": 4116.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -5.08917,
+        "lon": -81.11444,
+        "name": "Paita"
+      },
+      {
+        "lat": 6.34633,
+        "lon": -75.50888,
+        "name": "Copacabana"
+      },
+      {
+        "lat": 0.87136,
+        "lon": -77.64027,
+        "name": "Pupiales"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 39376.45,
+      "perimeter_km": 2835.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 42.0501,
+        "lon": -72.58287,
+        "name": "Longmeadow"
+      },
+      {
+        "lat": 43.24202,
+        "lon": -71.53813,
+        "name": "East Concord"
+      },
+      {
+        "lat": 43.17562,
+        "lon": -76.11937,
+        "name": "Cicero"
+      },
+      {
+        "lat": 45.53455,
+        "lon": -73.90168,
+        "name": "Deux-Montagnes"
+      },
+      {
+        "lat": 47.52909,
+        "lon": -52.88136,
+        "name": "Paradise"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 400355.92,
+      "perimeter_km": 4127.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.8318,
+        "lon": 140.77919,
+        "name": "Mount Gambier"
+      },
+      {
+        "lat": -34.78254,
+        "lon": 138.61077,
+        "name": "Parafield Gardens"
+      },
+      {
+        "lat": -33.92598,
+        "lon": 151.19347,
+        "name": "Mascot"
+      },
+      {
+        "lat": -37.8676,
+        "lon": 144.98099,
+        "name": "Saint Kilda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 276458.7,
+      "perimeter_km": 2628.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 25.52699,
+        "lon": -103.2285,
+        "name": "Matamoros"
+      },
+      {
+        "lat": 30.5427,
+        "lon": -97.54667,
+        "name": "Hutto"
+      },
+      {
+        "lat": 20.24929,
+        "lon": -99.18988,
+        "name": "Progreso de Alvaro Obregon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 279247.9,
+      "perimeter_km": 2662.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 30.15946,
+        "lon": -85.65983,
+        "name": "Panama City"
+      },
+      {
+        "lat": 30.51881,
+        "lon": -87.27275,
+        "name": "Ensley"
+      },
+      {
+        "lat": 39.89061,
+        "lon": -84.19883,
+        "name": "Vandalia"
+      },
+      {
+        "lat": 39.41955,
+        "lon": -76.78025,
+        "name": "Owings Mills"
+      },
+      {
+        "lat": 35.72127,
+        "lon": -77.91554,
+        "name": "Wilson"
+      },
+      {
+        "lat": 22.31184,
+        "lon": -79.6544,
+        "name": "Placetas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1060454.05,
+      "perimeter_km": 4857.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -15.81009,
+        "lon": -48.03077,
+        "name": "Vicente Pires"
+      },
+      {
+        "lat": -1.62667,
+        "lon": -47.48333,
+        "name": "S\u00e3o Miguel do Guam\u00e1"
+      },
+      {
+        "lat": -9.16278,
+        "lon": -36.03194,
+        "name": "Uni\u00e3o dos Palmares"
+      },
+      {
+        "lat": -9.78111,
+        "lon": -36.09361,
+        "name": "S\u00e3o Miguel dos Campos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1063039.82,
+      "perimeter_km": 4623.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 1.55,
+        "lon": 110.33333,
+        "name": "Kuching"
+      },
+      {
+        "lat": 14.48156,
+        "lon": 121.01749,
+        "name": "Paranaque City"
+      },
+      {
+        "lat": 13.93244,
+        "lon": 120.81327,
+        "name": "Calaca"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 21062.96,
+      "perimeter_km": 3716.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 36.70583,
+        "lon": 118.8275,
+        "name": "Changle"
+      },
+      {
+        "lat": 40.9241,
+        "lon": 122.80437,
+        "name": "Nantai"
+      },
+      {
+        "lat": 35.98308,
+        "lon": 139.74966,
+        "name": "Kasukabe"
+      },
+      {
+        "lat": 34.44108,
+        "lon": 135.58283,
+        "name": "Kawachi-Nagano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 631278.52,
+      "perimeter_km": 4102.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 17.94144,
+        "lon": -77.10898,
+        "name": "Old Harbour"
+      },
+      {
+        "lat": 20.37368,
+        "lon": -76.64272,
+        "name": "Bayamo"
+      },
+      {
+        "lat": 18.58182,
+        "lon": -68.40431,
+        "name": "Punta Cana"
+      },
+      {
+        "lat": 18.42745,
+        "lon": -67.15407,
+        "name": "Aguadilla"
+      },
+      {
+        "lat": 10.63737,
+        "lon": -61.28228,
+        "name": "Arima"
+      },
+      {
+        "lat": 10.17411,
+        "lon": -61.68407,
+        "name": "Point Fortin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 658880.0,
+      "perimeter_km": 4306.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 7.27386,
+        "lon": -2.87348,
+        "name": "Domaa-Ahenkro"
+      },
+      {
+        "lat": 11.01537,
+        "lon": 6.78036,
+        "name": "Sofo-Birnin-Gwari"
+      },
+      {
+        "lat": 6.32485,
+        "lon": 8.11368,
+        "name": "Abakaliki"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 308165.1,
+      "perimeter_km": 2897.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -24.50944,
+        "lon": -48.8425,
+        "name": "Apia\u00ed"
+      },
+      {
+        "lat": -20.33944,
+        "lon": -47.78056,
+        "name": "Ituverava"
+      },
+      {
+        "lat": -16.3575,
+        "lon": -46.90611,
+        "name": "Una\u00ed"
+      },
+      {
+        "lat": -15.56833,
+        "lon": -40.42306,
+        "name": "Macarani"
+      },
+      {
+        "lat": -21.55139,
+        "lon": -45.43028,
+        "name": "Varginha"
+      },
+      {
+        "lat": -22.55417,
+        "lon": -45.78,
+        "name": "Parais\u00f3polis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 348398.95,
+      "perimeter_km": 2973.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 52.0389,
+        "lon": 0.73117,
+        "name": "Sudbury"
+      },
+      {
+        "lat": 50.92149,
+        "lon": 6.36267,
+        "name": "J\u00fclich"
+      },
+      {
+        "lat": 45.43399,
+        "lon": 8.7364,
+        "name": "Trecate"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 104179.69,
+      "perimeter_km": 1983.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.63,
+        "lon": -5.58,
+        "name": "Agoura\u00ef"
+      },
+      {
+        "lat": 36.19591,
+        "lon": 1.25537,
+        "name": "Ech Chettia"
+      },
+      {
+        "lat": 30.57556,
+        "lon": 2.88417,
+        "name": "El Menia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 218146.75,
+      "perimeter_km": 2194.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.55726,
+        "lon": -87.6656,
+        "name": "Homewood"
+      },
+      {
+        "lat": 42.56891,
+        "lon": -83.38356,
+        "name": "West Bloomfield Township"
+      },
+      {
+        "lat": 40.67677,
+        "lon": -73.84375,
+        "name": "Ozone Park"
+      },
+      {
+        "lat": 25.49539,
+        "lon": -80.42922,
+        "name": "Leisure City"
+      },
+      {
+        "lat": 9.09211,
+        "lon": -79.53895,
+        "name": "Las Cumbres"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1578147.1,
+      "perimeter_km": 8508.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.54138,
+        "lon": -7.52848,
+        "name": "Lahraouyine"
+      },
+      {
+        "lat": 33.90331,
+        "lon": -5.36868,
+        "name": "Sabaa Aiyoun"
+      },
+      {
+        "lat": 35.80389,
+        "lon": -0.30178,
+        "name": "A\u00efn el Bya"
+      },
+      {
+        "lat": 36.92917,
+        "lon": 6.58556,
+        "name": "Kerkera"
+      },
+      {
+        "lat": 27.19678,
+        "lon": 2.47913,
+        "name": "In Salah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 677774.69,
+      "perimeter_km": 3680.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 14.69407,
+        "lon": -17.2353,
+        "name": "Bargny Ngoude"
+      },
+      {
+        "lat": 15.15846,
+        "lon": -12.1843,
+        "name": "S\u00e9libaby"
+      },
+      {
+        "lat": 6.45195,
+        "lon": -1.57866,
+        "name": "Bekwai"
+      },
+      {
+        "lat": 5.56054,
+        "lon": -6.58997,
+        "name": "Oupoyo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 633020.38,
+      "perimeter_km": 4161.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.50024,
+        "lon": -3.67877,
+        "name": "Valverde"
+      },
+      {
+        "lat": 47.29722,
+        "lon": -1.4921,
+        "name": "Carquefou"
+      },
+      {
+        "lat": 50.85162,
+        "lon": -1.17929,
+        "name": "Fareham"
+      },
+      {
+        "lat": 53.3618,
+        "lon": -2.73406,
+        "name": "Widnes"
+      },
+      {
+        "lat": 51.02134,
+        "lon": 17.31649,
+        "name": "Jelcz Laskowice"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1118661.98,
+      "perimeter_km": 4850.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 17.46885,
+        "lon": 106.62226,
+        "name": "\u0110\u1ed3ng H\u1edbi"
+      },
+      {
+        "lat": 34.82083,
+        "lon": 105.03389,
+        "name": "Jutou"
+      },
+      {
+        "lat": 23.895,
+        "lon": 120.47858,
+        "name": "Pitou"
+      },
+      {
+        "lat": 22.28613,
+        "lon": 114.2187,
+        "name": "Taikoo Shing"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1512076.12,
+      "perimeter_km": 5481.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -30.29831,
+        "lon": 29.93772,
+        "name": "Clydesdale"
+      },
+      {
+        "lat": -25.32729,
+        "lon": 28.94224,
+        "name": "Kwaggafontein"
+      },
+      {
+        "lat": -23.35,
+        "lon": 47.6,
+        "name": "Vangaindrano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 533441.02,
+      "perimeter_km": 4375.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 9.12273,
+        "lon": -79.55667,
+        "name": "Alcalde D\u00edaz"
+      },
+      {
+        "lat": 8.51889,
+        "lon": -80.35727,
+        "name": "Penonom\u00e9"
+      },
+      {
+        "lat": 20.6274,
+        "lon": -87.07987,
+        "name": "Playa del Carmen"
+      },
+      {
+        "lat": 20.98812,
+        "lon": -77.42598,
+        "name": "Colombia"
+      },
+      {
+        "lat": 18.54091,
+        "lon": -72.52679,
+        "name": "Gressier"
+      },
+      {
+        "lat": 18.45,
+        "lon": -69.6,
+        "name": "Boca Chica"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1283145.19,
+      "perimeter_km": 5024.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 51.95109,
+        "lon": 7.98756,
+        "name": "Warendorf"
+      },
+      {
+        "lat": 51.71905,
+        "lon": 8.75439,
+        "name": "Paderborn"
+      },
+      {
+        "lat": 48.30763,
+        "lon": 18.08453,
+        "name": "Nitra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 153.22,
+      "perimeter_km": 1649.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.844,
+        "lon": 80.0024,
+        "name": "Homagama"
+      },
+      {
+        "lat": 20.7932,
+        "lon": 76.69921,
+        "name": "Shegaon"
+      },
+      {
+        "lat": 22.55038,
+        "lon": 85.80249,
+        "name": "Ch\u0101\u012bb\u0101sa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 769733.45,
+      "perimeter_km": 4405.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.78828,
+        "lon": 145.12373,
+        "name": "Doncaster"
+      },
+      {
+        "lat": -38.14711,
+        "lon": 144.36069,
+        "name": "Geelong"
+      },
+      {
+        "lat": -34.60251,
+        "lon": 138.74902,
+        "name": "Gawler"
+      },
+      {
+        "lat": -27.44187,
+        "lon": 152.93861,
+        "name": "The Gap"
+      },
+      {
+        "lat": -33.79176,
+        "lon": 151.08057,
+        "name": "Eastwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 624642.99,
+      "perimeter_km": 3708.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -30.11389,
+        "lon": -51.325,
+        "name": "Gua\u00edba"
+      },
+      {
+        "lat": -15.22611,
+        "lon": -59.33528,
+        "name": "Pontes e Lacerda"
+      },
+      {
+        "lat": -18.38083,
+        "lon": -44.45639,
+        "name": "Corinto"
+      },
+      {
+        "lat": -22.88333,
+        "lon": -43.10361,
+        "name": "Niter\u00f3i"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1414108.94,
+      "perimeter_km": 5134.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -10.79361,
+        "lon": -49.62361,
+        "name": "Lagoa da Confus\u00e3o"
+      },
+      {
+        "lat": -6.23122,
+        "lon": -42.68691,
+        "name": "Regenera\u00e7\u00e3o"
+      },
+      {
+        "lat": -8.97917,
+        "lon": -38.21944,
+        "name": "Petrol\u00e2ndia"
+      },
+      {
+        "lat": -21.75227,
+        "lon": -41.33044,
+        "name": "Campos dos Goytacazes"
+      },
+      {
+        "lat": -22.91944,
+        "lon": -42.81861,
+        "name": "Maric\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1247722.2,
+      "perimeter_km": 4684.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.56504,
+        "lon": -117.72712,
+        "name": "Aliso Viejo"
+      },
+      {
+        "lat": 37.36605,
+        "lon": -121.82718,
+        "name": "Alum Rock"
+      },
+      {
+        "lat": 46.13817,
+        "lon": -122.93817,
+        "name": "Longview"
+      },
+      {
+        "lat": 25.18909,
+        "lon": -99.82865,
+        "name": "Montemorelos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1304882.65,
+      "perimeter_km": 6611.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -33.32711,
+        "lon": 115.64137,
+        "name": "Bunbury"
+      },
+      {
+        "lat": -32.5269,
+        "lon": 115.7217,
+        "name": "Mandurah"
+      },
+      {
+        "lat": -31.95224,
+        "lon": 115.8614,
+        "name": "Perth"
+      },
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 17945.46,
+      "perimeter_km": 824.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 53.52189,
+        "lon": -1.39698,
+        "name": "Wombwell"
+      },
+      {
+        "lat": 52.0,
+        "lon": 8.4,
+        "name": "Steinhagen"
+      },
+      {
+        "lat": 52.43367,
+        "lon": 8.61263,
+        "name": "Rahden"
+      },
+      {
+        "lat": 44.985,
+        "lon": 20.16083,
+        "name": "Stara Pazova"
+      },
+      {
+        "lat": 44.83804,
+        "lon": 11.62057,
+        "name": "Ferrara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 565978.48,
+      "perimeter_km": 3932.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 22.25113,
+        "lon": 114.14726,
+        "name": "Tin Wan"
+      },
+      {
+        "lat": 22.75121,
+        "lon": 113.83496,
+        "name": "Tantou"
+      },
+      {
+        "lat": 14.76778,
+        "lon": 120.54306,
+        "name": "Samal"
+      },
+      {
+        "lat": 7.76333,
+        "lon": 125.00528,
+        "name": "Maramag"
+      },
+      {
+        "lat": 10.2048,
+        "lon": 122.9888,
+        "name": "Isabela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 81401.93,
+      "perimeter_km": 4104.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.87009,
+        "lon": 130.7917,
+        "name": "Okino"
+      },
+      {
+        "lat": 34.16297,
+        "lon": 132.22,
+        "name": "Iwakuni"
+      },
+      {
+        "lat": 34.8045,
+        "lon": 135.76681,
+        "name": "Ky\u014dtanabe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 17999.56,
+      "perimeter_km": 1035.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 10.39397,
+        "lon": 78.00781,
+        "name": "S\u012blapp\u0101di"
+      },
+      {
+        "lat": 9.07277,
+        "lon": 77.34152,
+        "name": "Kadayanallur"
+      },
+      {
+        "lat": 10.75824,
+        "lon": 76.78594,
+        "name": "Pudusseri"
+      },
+      {
+        "lat": 25.59889,
+        "lon": 86.26074,
+        "name": "Bakhri"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 143290.89,
+      "perimeter_km": 4190.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -17.19747,
+        "lon": -70.93587,
+        "name": "Moquegua"
+      },
+      {
+        "lat": -15.59611,
+        "lon": -56.09667,
+        "name": "Cuiab\u00e1"
+      },
+      {
+        "lat": -28.4602,
+        "lon": -62.83354,
+        "name": "A\u00f1atuya"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1060868.21,
+      "perimeter_km": 4683.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 22.39388,
+        "lon": 79.54236,
+        "name": "Seoni Chhap\u0101ra"
+      },
+      {
+        "lat": 28.65136,
+        "lon": 77.19072,
+        "name": "Karol B\u0101gh"
+      },
+      {
+        "lat": 24.5,
+        "lon": 108.66667,
+        "name": "Yizhou"
+      },
+      {
+        "lat": 23.30916,
+        "lon": 90.22698,
+        "name": "Char Bhadr\u0101san"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1189487.26,
+      "perimeter_km": 6866.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 29.79886,
+        "lon": 74.46683,
+        "name": "Sangari\u0101"
+      },
+      {
+        "lat": 26.35,
+        "lon": 92.66667,
+        "name": "Nagaon"
+      },
+      {
+        "lat": 25.24281,
+        "lon": 84.66571,
+        "name": "Arwal"
+      },
+      {
+        "lat": 21.74356,
+        "lon": 84.34848,
+        "name": "Kuchinda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 493622.45,
+      "perimeter_km": 4358.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -21.27472,
+        "lon": -43.17917,
+        "name": "Rio Pomba"
+      },
+      {
+        "lat": -6.79111,
+        "lon": -50.46694,
+        "name": "\u00c1gua Azul do Norte"
+      },
+      {
+        "lat": -6.26617,
+        "lon": -35.20969,
+        "name": "Goianinha"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1384927.8,
+      "perimeter_km": 5353.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 31.20892,
+        "lon": 16.58866,
+        "name": "Sirte"
+      },
+      {
+        "lat": 30.15293,
+        "lon": 31.31501,
+        "name": "Al Khu\u015f\u016b\u015f"
+      },
+      {
+        "lat": 27.55642,
+        "lon": 30.81057,
+        "name": "Dayr\u016b\u0163"
+      },
+      {
+        "lat": 15.64453,
+        "lon": 32.47773,
+        "name": "Omdurman"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1068686.83,
+      "perimeter_km": 5406.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 43.1165,
+        "lon": 1.61079,
+        "name": "Pamiers"
+      },
+      {
+        "lat": 50.96589,
+        "lon": 5.69144,
+        "name": "Mechelen-aan-de-Maas"
+      },
+      {
+        "lat": 63.43049,
+        "lon": 10.39506,
+        "name": "Trondheim"
+      },
+      {
+        "lat": 57.50728,
+        "lon": 12.69463,
+        "name": "Kinna"
+      },
+      {
+        "lat": 50.54114,
+        "lon": 22.72204,
+        "name": "Bi\u0142goraj"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1397679.43,
+      "perimeter_km": 5819.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -36.86472,
+        "lon": 174.64768,
+        "name": "Te Atatu South"
+      },
+      {
+        "lat": -37.95855,
+        "lon": 176.98545,
+        "name": "Whakatane"
+      },
+      {
+        "lat": -38.13874,
+        "lon": 176.24516,
+        "name": "Rotorua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 5964.03,
+      "perimeter_km": 507.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 50.91877,
+        "lon": -1.49037,
+        "name": "Totton"
+      },
+      {
+        "lat": 58.97005,
+        "lon": 5.73332,
+        "name": "Stavanger"
+      },
+      {
+        "lat": 59.83333,
+        "lon": 10.43721,
+        "name": "Asker"
+      },
+      {
+        "lat": 50.33394,
+        "lon": 19.20479,
+        "name": "D\u0105browa G\u00f3rnicza"
+      },
+      {
+        "lat": 50.03611,
+        "lon": 14.52672,
+        "name": "H\u00e1je"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 861750.53,
+      "perimeter_km": 3951.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      },
+      {
+        "lat": -32.5269,
+        "lon": 115.7217,
+        "name": "Mandurah"
+      },
+      {
+        "lat": -32.06003,
+        "lon": 115.955,
+        "name": "Thornlie"
+      },
+      {
+        "lat": -28.77897,
+        "lon": 114.61459,
+        "name": "Geraldton"
+      },
+      {
+        "lat": -23.69748,
+        "lon": 133.88362,
+        "name": "Alice Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 573453.8,
+      "perimeter_km": 4696.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 30.47028,
+        "lon": -8.87695,
+        "name": "Taroudant"
+      },
+      {
+        "lat": 32.24634,
+        "lon": -8.52941,
+        "name": "Youssoufia"
+      },
+      {
+        "lat": 36.772,
+        "lon": 5.8982,
+        "name": "District of Taher"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 117278.53,
+      "perimeter_km": 3147.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 37.5992,
+        "lon": -1.31493,
+        "name": "Mazarr\u00f3n"
+      },
+      {
+        "lat": 51.62127,
+        "lon": 0.30556,
+        "name": "Brentwood"
+      },
+      {
+        "lat": 48.85442,
+        "lon": 2.48268,
+        "name": "Fontenay-sous-Bois"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 146464.62,
+      "perimeter_km": 3197.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -32.73308,
+        "lon": 151.5574,
+        "name": "Maitland"
+      },
+      {
+        "lat": -33.92019,
+        "lon": 151.22241,
+        "name": "Kensington"
+      },
+      {
+        "lat": -38.13333,
+        "lon": 145.13333,
+        "name": "Frankston East"
+      },
+      {
+        "lat": -38.38176,
+        "lon": 142.48799,
+        "name": "Warrnambool"
+      },
+      {
+        "lat": -27.87683,
+        "lon": 153.28572,
+        "name": "Upper Coomera"
+      },
+      {
+        "lat": -22.27407,
+        "lon": 166.44884,
+        "name": "Noum\u00e9a"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 567111.22,
+      "perimeter_km": 5960.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 43.9298,
+        "lon": 2.148,
+        "name": "Albi"
+      },
+      {
+        "lat": 51.57631,
+        "lon": -0.20033,
+        "name": "Golders Green"
+      },
+      {
+        "lat": 56.36009,
+        "lon": 8.61607,
+        "name": "Holstebro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 284528.43,
+      "perimeter_km": 3106.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.80333,
+        "lon": -6.79461,
+        "name": "Ain El Aouda"
+      },
+      {
+        "lat": 35.06937,
+        "lon": -1.13706,
+        "name": "Sidi Abdelli"
+      },
+      {
+        "lat": 35.93115,
+        "lon": 0.08918,
+        "name": "Mostaganem"
+      },
+      {
+        "lat": 36.28639,
+        "lon": 7.95111,
+        "name": "Souk Ahras"
+      },
+      {
+        "lat": 32.63278,
+        "lon": 12.87361,
+        "name": "An N\u0101\u015fir\u012byah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 383189.87,
+      "perimeter_km": 3829.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 48.11109,
+        "lon": -1.67431,
+        "name": "Rennes"
+      },
+      {
+        "lat": 53.20053,
+        "lon": -3.03841,
+        "name": "Deeside"
+      },
+      {
+        "lat": 46.65834,
+        "lon": 20.2608,
+        "name": "Szentes"
+      },
+      {
+        "lat": 48.06226,
+        "lon": 8.49358,
+        "name": "Villingen-Schwenningen"
+      },
+      {
+        "lat": 47.8109,
+        "lon": 7.32756,
+        "name": "Wittenheim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 495981.61,
+      "perimeter_km": 4043.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.60075,
+        "lon": 145.09555,
+        "name": "Mernda"
+      },
+      {
+        "lat": -24.86621,
+        "lon": 152.3479,
+        "name": "Bundaberg"
+      },
+      {
+        "lat": -33.71028,
+        "lon": 150.95095,
+        "name": "Kellyville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 223156.61,
+      "perimeter_km": 3249.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 39.12767,
+        "lon": -121.5508,
+        "name": "Linda"
+      },
+      {
+        "lat": 45.2629,
+        "lon": -122.69259,
+        "name": "Canby"
+      },
+      {
+        "lat": 32.70811,
+        "lon": -116.99725,
+        "name": "La Presa"
+      },
+      {
+        "lat": 34.26945,
+        "lon": -118.78148,
+        "name": "Simi Valley"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 139676.27,
+      "perimeter_km": 3001.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.90472,
+        "lon": -1.03394,
+        "name": "Ouled Mimoun"
+      },
+      {
+        "lat": 36.53307,
+        "lon": 6.71237,
+        "name": "Zighout Youcef"
+      },
+      {
+        "lat": 35.40417,
+        "lon": 8.12417,
+        "name": "T\u00e9bessa"
+      },
+      {
+        "lat": 35.57525,
+        "lon": 10.73456,
+        "name": "Zeramedine"
+      },
+      {
+        "lat": 32.18418,
+        "lon": 13.06045,
+        "name": "Al Qaw\u0101sim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 263619.03,
+      "perimeter_km": 2911.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.20554,
+        "lon": -46.7838,
+        "name": "Campo Limpo Paulista"
+      },
+      {
+        "lat": -22.28306,
+        "lon": -46.36889,
+        "name": "Ouro Fino"
+      },
+      {
+        "lat": -19.22,
+        "lon": -42.48361,
+        "name": "Belo Oriente"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 13840.0,
+      "perimeter_km": 1267.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -41.27078,
+        "lon": 173.28404,
+        "name": "Nelson"
+      },
+      {
+        "lat": -36.8582,
+        "lon": 174.62019,
+        "name": "Lincoln"
+      },
+      {
+        "lat": -37.87822,
+        "lon": 175.4402,
+        "name": "Cambridge"
+      },
+      {
+        "lat": -38.13874,
+        "lon": 176.24516,
+        "name": "Rotorua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 40047.27,
+      "perimeter_km": 1145.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 44.14255,
+        "lon": 12.47154,
+        "name": "Bellaria-Igea Marina"
+      },
+      {
+        "lat": 43.64229,
+        "lon": 5.09478,
+        "name": "Salon-de-Provence"
+      },
+      {
+        "lat": 51.06358,
+        "lon": 6.0998,
+        "name": "Heinsberg"
+      },
+      {
+        "lat": 51.89562,
+        "lon": 11.05622,
+        "name": "Halberstadt"
+      },
+      {
+        "lat": 44.31667,
+        "lon": 28.6,
+        "name": "N\u0103vodari"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 953899.62,
+      "perimeter_km": 4606.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.87709,
+        "lon": 145.12939,
+        "name": "Mount Waverley"
+      },
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      },
+      {
+        "lat": -33.85,
+        "lon": 151.03333,
+        "name": "Auburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 43500.13,
+      "perimeter_km": 1476.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -26.89778,
+        "lon": -49.23167,
+        "name": "Indaial"
+      },
+      {
+        "lat": -30.3875,
+        "lon": -56.45139,
+        "name": "Quara\u00ed"
+      },
+      {
+        "lat": -23.08842,
+        "lon": -47.2119,
+        "name": "Indaiatuba"
+      },
+      {
+        "lat": -19.82028,
+        "lon": -40.27333,
+        "name": "Aracruz"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 224223.9,
+      "perimeter_km": 4038.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.43102,
+        "lon": -6.55946,
+        "name": "Touagui"
+      },
+      {
+        "lat": 7.23425,
+        "lon": -6.47485,
+        "name": "Baoutifla"
+      },
+      {
+        "lat": 9.80955,
+        "lon": -3.34577,
+        "name": "Doropo"
+      },
+      {
+        "lat": 10.53689,
+        "lon": -2.70155,
+        "name": "Jirapa"
+      },
+      {
+        "lat": 12.45389,
+        "lon": 4.1975,
+        "name": "Birnin Kebbi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 200970.66,
+      "perimeter_km": 2952.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 48.9735,
+        "lon": 2.28729,
+        "name": "Saint-Gratien"
+      },
+      {
+        "lat": 49.31366,
+        "lon": 6.75154,
+        "name": "Saarlouis"
+      },
+      {
+        "lat": 51.86333,
+        "lon": 4.3625,
+        "name": "Hoogvliet"
+      },
+      {
+        "lat": 53.44888,
+        "lon": 14.5792,
+        "name": "Drzetowo-Grabowo"
+      },
+      {
+        "lat": 40.85734,
+        "lon": 14.2228,
+        "name": "Arenella"
+      },
+      {
+        "lat": 45.52081,
+        "lon": 9.7544,
+        "name": "Romano di Lombardia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 822154.47,
+      "perimeter_km": 4081.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.25445,
+        "lon": -104.60914,
+        "name": "Pueblo"
+      },
+      {
+        "lat": 41.90003,
+        "lon": -87.6345,
+        "name": "Near North Side"
+      },
+      {
+        "lat": 40.04115,
+        "lon": -86.87445,
+        "name": "Crawfordsville"
+      },
+      {
+        "lat": 42.29732,
+        "lon": -71.43701,
+        "name": "Framingham Center"
+      },
+      {
+        "lat": 26.06287,
+        "lon": -80.2331,
+        "name": "Davie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2982930.71,
+      "perimeter_km": 7656.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 31.73443,
+        "lon": -7.00505,
+        "name": "Demnate"
+      },
+      {
+        "lat": 34.89638,
+        "lon": 3.48543,
+        "name": "Dar Chioukh"
+      },
+      {
+        "lat": 36.13516,
+        "lon": 2.91085,
+        "name": "Berrouaghia"
+      },
+      {
+        "lat": 35.85451,
+        "lon": 5.29053,
+        "name": "Salah Bey"
+      },
+      {
+        "lat": 36.89479,
+        "lon": 10.18604,
+        "name": "La Gazelle"
+      },
+      {
+        "lat": 34.3827,
+        "lon": 8.15549,
+        "name": "Ar Rudayyif"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 333200.54,
+      "perimeter_km": 3628.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 47.55839,
+        "lon": 7.57327,
+        "name": "Basel"
+      },
+      {
+        "lat": 51.83879,
+        "lon": 6.61531,
+        "name": "Bocholt"
+      },
+      {
+        "lat": 52.99667,
+        "lon": 6.5625,
+        "name": "Assen"
+      },
+      {
+        "lat": 59.98499,
+        "lon": 30.34295,
+        "name": "Sampsonievskiy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 438489.5,
+      "perimeter_km": 4268.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -23.40598,
+        "lon": -46.31611,
+        "name": "Bairro Parque Nossa Senhora do Carmo"
+      },
+      {
+        "lat": -24.50944,
+        "lon": -48.8425,
+        "name": "Apia\u00ed"
+      },
+      {
+        "lat": -11.2951,
+        "lon": -41.98605,
+        "name": "Presidente Dutra"
+      },
+      {
+        "lat": -14.22333,
+        "lon": -42.78139,
+        "name": "Guanambi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 157074.43,
+      "perimeter_km": 3345.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.79975,
+        "lon": 26.97203,
+        "name": "Alia\u011fa"
+      },
+      {
+        "lat": 40.37767,
+        "lon": 49.89201,
+        "name": "Baku"
+      },
+      {
+        "lat": 37.57362,
+        "lon": 44.28716,
+        "name": "Y\u00fcksekova"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 311773.68,
+      "perimeter_km": 4059.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -25.52297,
+        "lon": 31.35693,
+        "name": "Matsulu"
+      },
+      {
+        "lat": -19.45,
+        "lon": 29.81667,
+        "name": "Gweru"
+      },
+      {
+        "lat": -13.59268,
+        "lon": 24.20081,
+        "name": "Kabompo"
+      },
+      {
+        "lat": -12.54982,
+        "lon": 28.24071,
+        "name": "Mufulira"
+      },
+      {
+        "lat": -9.48333,
+        "lon": 33.9,
+        "name": "Ipinda"
+      },
+      {
+        "lat": -25.03249,
+        "lon": 46.98329,
+        "name": "T\u00f4lanaro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2415287.62,
+      "perimeter_km": 6521.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.3925,
+        "lon": 126.92694,
+        "name": "Anyang-si"
+      },
+      {
+        "lat": 40.9241,
+        "lon": 122.80437,
+        "name": "Nantai"
+      },
+      {
+        "lat": 44.02127,
+        "lon": 144.26971,
+        "name": "Abashiri"
+      },
+      {
+        "lat": 34.68505,
+        "lon": 135.80485,
+        "name": "Nara-shi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 966465.76,
+      "perimeter_km": 4437.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -4.57444,
+        "lon": -55.94361,
+        "name": "Trair\u00e3o"
+      },
+      {
+        "lat": -6.78889,
+        "lon": -39.29583,
+        "name": "V\u00e1rzea Alegre"
+      },
+      {
+        "lat": -10.00053,
+        "lon": -42.47975,
+        "name": "Pil\u00e3o Arcado"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 370255.67,
+      "perimeter_km": 3960.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.43293,
+        "lon": -3.81338,
+        "name": "Pozuelo de Alarc\u00f3n"
+      },
+      {
+        "lat": 55.6194,
+        "lon": -4.65508,
+        "name": "Irvine"
+      },
+      {
+        "lat": 51.81684,
+        "lon": -0.35706,
+        "name": "Harpenden"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 234964.16,
+      "perimeter_km": 3491.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -3.76016,
+        "lon": -73.2497,
+        "name": "Belen"
+      },
+      {
+        "lat": 4.17061,
+        "lon": -76.16641,
+        "name": "Andaluc\u00eda"
+      },
+      {
+        "lat": 6.31419,
+        "lon": -73.94968,
+        "name": "Cimitarra"
+      },
+      {
+        "lat": 10.48666,
+        "lon": -66.73799,
+        "name": "Caucag\u00fcito"
+      },
+      {
+        "lat": -2.97236,
+        "lon": -45.35126,
+        "name": "Pedro do Ros\u00e1rio"
+      },
+      {
+        "lat": -5.80917,
+        "lon": -61.30028,
+        "name": "Manicor\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3474969.33,
+      "perimeter_km": 8140.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -41.21667,
+        "lon": 174.91667,
+        "name": "Lower Hutt"
+      },
+      {
+        "lat": -41.51603,
+        "lon": 173.9528,
+        "name": "Blenheim"
+      },
+      {
+        "lat": -37.0646,
+        "lon": 174.94212,
+        "name": "Papakura"
+      },
+      {
+        "lat": -38.68333,
+        "lon": 176.08333,
+        "name": "Taupo"
+      },
+      {
+        "lat": -39.6381,
+        "lon": 176.84918,
+        "name": "Hastings"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 56013.09,
+      "perimeter_km": 1160.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 14.66715,
+        "lon": -90.35721,
+        "name": "Palencia"
+      },
+      {
+        "lat": 29.70523,
+        "lon": -95.12382,
+        "name": "Deer Park"
+      },
+      {
+        "lat": 9.08939,
+        "lon": -79.3831,
+        "name": "Tocumen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 891688.95,
+      "perimeter_km": 5904.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 12.16583,
+        "lon": -14.66167,
+        "name": "Bafat\u00e1"
+      },
+      {
+        "lat": 7.13333,
+        "lon": -7.18333,
+        "name": "Bl\u00e9nim\u00e9ouin"
+      },
+      {
+        "lat": 6.29164,
+        "lon": -6.27945,
+        "name": "Dignago"
+      },
+      {
+        "lat": 4.3782,
+        "lon": -7.71081,
+        "name": "Harper"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 159724.74,
+      "perimeter_km": 2549.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.74981,
+        "lon": 144.9109,
+        "name": "Essendon"
+      },
+      {
+        "lat": -38.14711,
+        "lon": 144.36069,
+        "name": "Geelong"
+      },
+      {
+        "lat": -27.46794,
+        "lon": 153.02809,
+        "name": "Brisbane"
+      },
+      {
+        "lat": -33.28397,
+        "lon": 149.10018,
+        "name": "Orange"
+      },
+      {
+        "lat": -33.9681,
+        "lon": 151.13564,
+        "name": "Kogarah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 90842.88,
+      "perimeter_km": 3153.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 22.00265,
+        "lon": 100.7697,
+        "name": "Jinghong"
+      },
+      {
+        "lat": 28.73335,
+        "lon": 105.0683,
+        "name": "Jiang\u2019an"
+      },
+      {
+        "lat": 24.32405,
+        "lon": 109.40698,
+        "name": "Liuzhou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 270558.72,
+      "perimeter_km": 2436.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 9.28358,
+        "lon": 76.45519,
+        "name": "Harip\u0101d"
+      },
+      {
+        "lat": 16.9985,
+        "lon": 79.9656,
+        "name": "Kod\u0101r"
+      },
+      {
+        "lat": 22.06312,
+        "lon": 82.13129,
+        "name": "Tifr\u0101"
+      },
+      {
+        "lat": 26.97982,
+        "lon": 84.85065,
+        "name": "Raxaul"
+      },
+      {
+        "lat": 25.10479,
+        "lon": 84.1162,
+        "name": "Nokha"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 57521.94,
+      "perimeter_km": 4315.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.93167,
+        "lon": -47.06833,
+        "name": "Juquitiba"
+      },
+      {
+        "lat": -15.96528,
+        "lon": -54.96833,
+        "name": "Jaciara"
+      },
+      {
+        "lat": -15.7907,
+        "lon": -47.93711,
+        "name": "Cruzeiro"
+      },
+      {
+        "lat": -8.26441,
+        "lon": -49.26982,
+        "name": "Concei\u00e7\u00e3o do Araguaia"
+      },
+      {
+        "lat": -9.59722,
+        "lon": -35.95667,
+        "name": "Pilar"
+      },
+      {
+        "lat": -23.71056,
+        "lon": -46.41333,
+        "name": "Ribeir\u00e3o Pires"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1670402.21,
+      "perimeter_km": 6275.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 11.05124,
+        "lon": 75.98833,
+        "name": "Urakam"
+      },
+      {
+        "lat": 17.99113,
+        "lon": 74.43177,
+        "name": "Phaltan"
+      },
+      {
+        "lat": 20.18268,
+        "lon": 85.61629,
+        "name": "Khordha"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 475759.41,
+      "perimeter_km": 3435.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -21.83861,
+        "lon": -44.80833,
+        "name": "Cruz\u00edlia"
+      },
+      {
+        "lat": -23.5475,
+        "lon": -46.63611,
+        "name": "S\u00e3o Paulo"
+      },
+      {
+        "lat": -22.43611,
+        "lon": -46.82167,
+        "name": "Itapira"
+      },
+      {
+        "lat": -21.71028,
+        "lon": -47.47806,
+        "name": "Santa Rita do Passa Quatro"
+      },
+      {
+        "lat": -10.90889,
+        "lon": -37.03861,
+        "name": "Barra dos Coqueiros"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 195215.31,
+      "perimeter_km": 3604.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -32.23013,
+        "lon": 115.78128,
+        "name": "Kwinana"
+      },
+      {
+        "lat": -31.76737,
+        "lon": 115.96936,
+        "name": "Ellenbrook"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 369.31,
+      "perimeter_km": 435.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -34.03627,
+        "lon": 23.04713,
+        "name": "Knysna"
+      },
+      {
+        "lat": -31.49285,
+        "lon": 25.00633,
+        "name": "Middelburg"
+      },
+      {
+        "lat": -27.91402,
+        "lon": 25.16111,
+        "name": "Christiana"
+      },
+      {
+        "lat": -26.12516,
+        "lon": 28.45472,
+        "name": "Etwatwa"
+      },
+      {
+        "lat": -31.19809,
+        "lon": 28.23351,
+        "name": "Ugie"
+      },
+      {
+        "lat": -31.70312,
+        "lon": 27.2329,
+        "name": "Lady Frere"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 260748.39,
+      "perimeter_km": 2261.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -29.26737,
+        "lon": 26.72595,
+        "name": "Botshabelo"
+      },
+      {
+        "lat": -18.20476,
+        "lon": 28.9349,
+        "name": "Gokwe"
+      },
+      {
+        "lat": -4.28333,
+        "lon": 33.88333,
+        "name": "Igunga"
+      },
+      {
+        "lat": -6.7,
+        "lon": 38.73333,
+        "name": "Mlandizi"
+      },
+      {
+        "lat": -15.11646,
+        "lon": 39.2666,
+        "name": "Nampula"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1670234.03,
+      "perimeter_km": 6459.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.21649,
+        "lon": 2.34863,
+        "name": "Carcassonne"
+      },
+      {
+        "lat": 50.80743,
+        "lon": -1.89975,
+        "name": "Ferndown"
+      },
+      {
+        "lat": 50.23019,
+        "lon": 8.77155,
+        "name": "Karben"
+      },
+      {
+        "lat": 43.14962,
+        "lon": 6.07399,
+        "name": "La Crau"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 435231.8,
+      "perimeter_km": 2775.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 1.18807,
+        "lon": 30.78281,
+        "name": "Kyangwali Refugee Camp"
+      },
+      {
+        "lat": 14.75969,
+        "lon": 33.36754,
+        "name": "Ruf\u0101\u2018a"
+      },
+      {
+        "lat": 25.58278,
+        "lon": 32.5329,
+        "name": "\u0162\u016bd"
+      },
+      {
+        "lat": 6.41667,
+        "lon": 38.31667,
+        "name": "D\u012bla"
+      },
+      {
+        "lat": 1.7471,
+        "lon": 40.05732,
+        "name": "Wajir"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1601747.42,
+      "perimeter_km": 6546.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -5.4854,
+        "lon": 28.21601,
+        "name": "Kalima"
+      },
+      {
+        "lat": 1.67444,
+        "lon": 31.715,
+        "name": "Masindi"
+      },
+      {
+        "lat": 10.95627,
+        "lon": 36.50456,
+        "name": "Chagni"
+      },
+      {
+        "lat": 11.3,
+        "lon": 39.68333,
+        "name": "H\u0101yk\u2019"
+      },
+      {
+        "lat": -3.35,
+        "lon": 35.85,
+        "name": "Mto wa Mbu"
+      },
+      {
+        "lat": -1.22511,
+        "lon": 34.46385,
+        "name": "Isebania"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1072764.82,
+      "perimeter_km": 5199.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.37426,
+        "lon": 2.13826,
+        "name": "Sants"
+      },
+      {
+        "lat": 41.35326,
+        "lon": -8.74516,
+        "name": "Vila do Conde"
+      },
+      {
+        "lat": 48.80575,
+        "lon": 2.4204,
+        "name": "Alfortville"
+      },
+      {
+        "lat": 50.98854,
+        "lon": 7.41391,
+        "name": "Engelskirchen"
+      },
+      {
+        "lat": 50.59465,
+        "lon": 12.64139,
+        "name": "Schneeberg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 719646.35,
+      "perimeter_km": 4218.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -10.01167,
+        "lon": -51.11639,
+        "name": "Vila Rica"
+      },
+      {
+        "lat": -1.29861,
+        "lon": -48.16056,
+        "name": "Santa Isabel do Par\u00e1"
+      },
+      {
+        "lat": -3.68611,
+        "lon": -40.34972,
+        "name": "Sobral"
+      },
+      {
+        "lat": -4.30028,
+        "lon": -38.49778,
+        "name": "Chorozinho"
+      },
+      {
+        "lat": -7.745,
+        "lon": -35.60222,
+        "name": "Orob\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 952002.95,
+      "perimeter_km": 4368.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 16.34014,
+        "lon": -98.05297,
+        "name": "Pinotepa Nacional"
+      },
+      {
+        "lat": 26.82649,
+        "lon": -109.64206,
+        "name": "Huatabampo"
+      },
+      {
+        "lat": 29.7355,
+        "lon": -94.97743,
+        "name": "Baytown"
+      },
+      {
+        "lat": 30.42659,
+        "lon": -87.27969,
+        "name": "West Pensacola"
+      },
+      {
+        "lat": 10.15038,
+        "lon": -85.45093,
+        "name": "Nicoya"
+      },
+      {
+        "lat": 13.71024,
+        "lon": -89.13989,
+        "name": "Soyapango"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3164228.76,
+      "perimeter_km": 7712.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 31.28244,
+        "lon": -4.26541,
+        "name": "Moulay Ali Cherif"
+      },
+      {
+        "lat": 29.74409,
+        "lon": -7.973,
+        "name": "Tata"
+      },
+      {
+        "lat": 33.97399,
+        "lon": -5.09613,
+        "name": "Ras el Ma"
+      },
+      {
+        "lat": 35.635,
+        "lon": 3.225,
+        "name": "Birine"
+      },
+      {
+        "lat": 36.52056,
+        "lon": 6.26111,
+        "name": "Sidi M\u00e9rouane"
+      },
+      {
+        "lat": 33.19195,
+        "lon": 6.08695,
+        "name": "Megarine"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 387642.89,
+      "perimeter_km": 3375.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.50259,
+        "lon": -84.95105,
+        "name": "Calhoun"
+      },
+      {
+        "lat": 40.65538,
+        "lon": -74.38987,
+        "name": "Scotch Plains"
+      },
+      {
+        "lat": 42.46037,
+        "lon": -71.34895,
+        "name": "Concord"
+      },
+      {
+        "lat": 41.27954,
+        "lon": -72.59843,
+        "name": "Madison"
+      },
+      {
+        "lat": 40.65483,
+        "lon": -73.6718,
+        "name": "Lynbrook"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 69545.69,
+      "perimeter_km": 2962.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -45.87416,
+        "lon": 170.50361,
+        "name": "Dunedin"
+      },
+      {
+        "lat": -41.31667,
+        "lon": 173.23333,
+        "name": "Stoke"
+      },
+      {
+        "lat": -36.8382,
+        "lon": 174.61019,
+        "name": "Massey"
+      },
+      {
+        "lat": -41.26667,
+        "lon": 174.95,
+        "name": "Wainuiomata"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 114287.26,
+      "perimeter_km": 2182.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 42.02834,
+        "lon": -97.417,
+        "name": "Norfolk"
+      },
+      {
+        "lat": 50.45008,
+        "lon": -104.6178,
+        "name": "Regina"
+      },
+      {
+        "lat": 41.77281,
+        "lon": -87.72227,
+        "name": "West Lawn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 391513.99,
+      "perimeter_km": 3503.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -31.86767,
+        "lon": -59.02701,
+        "name": "Villaguay"
+      },
+      {
+        "lat": -22.22917,
+        "lon": -50.89306,
+        "name": "Rancharia"
+      },
+      {
+        "lat": -21.71417,
+        "lon": -52.42222,
+        "name": "Bataguassu"
+      },
+      {
+        "lat": -7.02528,
+        "lon": -42.13111,
+        "name": "Oeiras"
+      },
+      {
+        "lat": -13.81333,
+        "lon": -41.29667,
+        "name": "Itua\u00e7u"
+      },
+      {
+        "lat": -22.72306,
+        "lon": -44.13556,
+        "name": "Rio Claro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1560762.86,
+      "perimeter_km": 7060.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.40585,
+        "lon": 2.13243,
+        "name": "La Bonanova"
+      },
+      {
+        "lat": 42.81687,
+        "lon": -1.64323,
+        "name": "Pamplona"
+      },
+      {
+        "lat": 48.12096,
+        "lon": 7.85359,
+        "name": "Emmendingen"
+      },
+      {
+        "lat": 52.40786,
+        "lon": 13.22514,
+        "name": "Kleinmachnow"
+      },
+      {
+        "lat": 59.68333,
+        "lon": 30.43472,
+        "name": "Pavlovsk"
+      },
+      {
+        "lat": 50.05,
+        "lon": 14.31667,
+        "name": "Stod\u016flky"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 497542.77,
+      "perimeter_km": 6063.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.60251,
+        "lon": 138.74902,
+        "name": "Gawler"
+      },
+      {
+        "lat": -34.03857,
+        "lon": 151.10005,
+        "name": "Miranda"
+      },
+      {
+        "lat": -36.35846,
+        "lon": 146.32056,
+        "name": "Wangaratta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 123089.86,
+      "perimeter_km": 2352.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.819,
+        "lon": -76.99859,
+        "name": "Glassmanor"
+      },
+      {
+        "lat": 28.67617,
+        "lon": -81.51186,
+        "name": "Apopka"
+      },
+      {
+        "lat": 42.85986,
+        "lon": -80.72617,
+        "name": "Tillsonburg"
+      },
+      {
+        "lat": 43.05285,
+        "lon": -74.34375,
+        "name": "Gloversville"
+      },
+      {
+        "lat": 42.46676,
+        "lon": -70.94949,
+        "name": "Lynn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 465518.7,
+      "perimeter_km": 4236.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 7.83793,
+        "lon": -72.5037,
+        "name": "Los Patios"
+      },
+      {
+        "lat": 10.44589,
+        "lon": -74.95869,
+        "name": "Manat\u00ed"
+      },
+      {
+        "lat": 7.29861,
+        "lon": -61.50497,
+        "name": "Tumeremo"
+      },
+      {
+        "lat": -3.44611,
+        "lon": -52.88889,
+        "name": "Medicil\u00e2ndia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 866886.49,
+      "perimeter_km": 5956.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.52515,
+        "lon": -93.75018,
+        "name": "Shreveport"
+      },
+      {
+        "lat": 41.92337,
+        "lon": -87.69922,
+        "name": "Logan Square"
+      },
+      {
+        "lat": 43.64415,
+        "lon": -79.56985,
+        "name": "Etobicoke"
+      },
+      {
+        "lat": 36.81904,
+        "lon": -76.27494,
+        "name": "Chesapeake"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 944949.67,
+      "perimeter_km": 4337.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 29.61972,
+        "lon": 31.2575,
+        "name": "Al \u2018Ayy\u0101\u0163"
+      },
+      {
+        "lat": 30.22886,
+        "lon": 31.48149,
+        "name": "Al-'Ub\u016br"
+      },
+      {
+        "lat": 31.20864,
+        "lon": 31.63528,
+        "name": "Az Zarq\u0101"
+      },
+      {
+        "lat": 14.03493,
+        "lon": 35.38344,
+        "name": "Al Qadarif"
+      },
+      {
+        "lat": 17.59898,
+        "lon": 33.97205,
+        "name": "Ed Damer"
+      },
+      {
+        "lat": 16.6915,
+        "lon": 33.4341,
+        "name": "Shendi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 174115.11,
+      "perimeter_km": 4123.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.23869,
+        "lon": -6.17147,
+        "name": "Guib\u00e9roua"
+      },
+      {
+        "lat": 12.06667,
+        "lon": -2.23333,
+        "name": "Sabou"
+      },
+      {
+        "lat": 7.50251,
+        "lon": 5.06258,
+        "name": "Igbara-Odo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 369618.04,
+      "perimeter_km": 2973.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.63143,
+        "lon": -46.62072,
+        "name": "Cursino"
+      },
+      {
+        "lat": -27.23417,
+        "lon": -52.02778,
+        "name": "Conc\u00f3rdia"
+      },
+      {
+        "lat": -20.86361,
+        "lon": -46.38806,
+        "name": "Alpin\u00f3polis"
+      },
+      {
+        "lat": -5.17775,
+        "lon": -40.66949,
+        "name": "Crate\u00fas"
+      },
+      {
+        "lat": -20.84889,
+        "lon": -41.11278,
+        "name": "Cachoeiro de Itapemirim"
+      },
+      {
+        "lat": -20.14333,
+        "lon": -44.19972,
+        "name": "Brumadinho"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 715238.48,
+      "perimeter_km": 5970.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.41849,
+        "lon": 2.1677,
+        "name": "Horta-Guinard\u00f3"
+      },
+      {
+        "lat": 51.4462,
+        "lon": -0.41388,
+        "name": "Feltham"
+      },
+      {
+        "lat": 51.02899,
+        "lon": 7.85139,
+        "name": "Olpe"
+      },
+      {
+        "lat": 52.43333,
+        "lon": 13.25,
+        "name": "Zehlendorf"
+      },
+      {
+        "lat": 54.32005,
+        "lon": 40.87958,
+        "name": "Shilovo"
+      },
+      {
+        "lat": 41.98028,
+        "lon": 21.06417,
+        "name": "Zelino"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2547869.48,
+      "perimeter_km": 7510.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.28333,
+        "lon": -47.67222,
+        "name": "Boituva"
+      },
+      {
+        "lat": -19.72806,
+        "lon": -50.19556,
+        "name": "Iturama"
+      },
+      {
+        "lat": -10.46139,
+        "lon": -40.18944,
+        "name": "Senhor do Bonfim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 349559.2,
+      "perimeter_km": 3593.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -33.04823,
+        "lon": -71.3729,
+        "name": "Villa Alemana"
+      },
+      {
+        "lat": -33.61169,
+        "lon": -70.57577,
+        "name": "Puente Alto"
+      },
+      {
+        "lat": -38.95078,
+        "lon": -68.0592,
+        "name": "Neuqu\u00e9n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 15379.95,
+      "perimeter_km": 1452.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -29.16806,
+        "lon": -51.17944,
+        "name": "Caxias do Sul"
+      },
+      {
+        "lat": -27.4315,
+        "lon": -65.61465,
+        "name": "Aguilares"
+      },
+      {
+        "lat": -12.82306,
+        "lon": -42.73056,
+        "name": "Boquira"
+      },
+      {
+        "lat": -19.81,
+        "lon": -43.17361,
+        "name": "Jo\u00e3o Monlevade"
+      },
+      {
+        "lat": -22.63333,
+        "lon": -47.05,
+        "name": "Terra Preta"
+      },
+      {
+        "lat": -23.53306,
+        "lon": -49.24444,
+        "name": "Taquarituba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1776664.63,
+      "perimeter_km": 6494.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.03333,
+        "lon": 145.3,
+        "name": "Narre Warren"
+      },
+      {
+        "lat": -37.6,
+        "lon": 144.95,
+        "name": "Craigieburn"
+      },
+      {
+        "lat": -27.61025,
+        "lon": 153.05388,
+        "name": "Sunnybank Hills"
+      },
+      {
+        "lat": -27.98941,
+        "lon": 153.33633,
+        "name": "Nerang"
+      },
+      {
+        "lat": -33.76667,
+        "lon": 150.91667,
+        "name": "Blacktown"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 166687.57,
+      "perimeter_km": 2827.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.62657,
+        "lon": -0.25807,
+        "name": "New Achimota"
+      },
+      {
+        "lat": 6.80004,
+        "lon": -1.08193,
+        "name": "Agogo"
+      },
+      {
+        "lat": 6.88935,
+        "lon": 1.83722,
+        "name": "Toviklin"
+      },
+      {
+        "lat": 6.81491,
+        "lon": 3.19518,
+        "name": "Ifo"
+      },
+      {
+        "lat": 6.19824,
+        "lon": 6.73187,
+        "name": "Asaba"
+      },
+      {
+        "lat": 4.8428,
+        "lon": 9.8217,
+        "name": "Manjo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 139595.21,
+      "perimeter_km": 2521.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.23645,
+        "lon": -83.36714,
+        "name": "Marysville"
+      },
+      {
+        "lat": 37.02987,
+        "lon": -76.34522,
+        "name": "Hampton"
+      },
+      {
+        "lat": 22.10475,
+        "lon": -79.72141,
+        "name": "Fomento"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 564745.39,
+      "perimeter_km": 4442.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 53.56667,
+        "lon": 10.08333,
+        "name": "Marienthal"
+      },
+      {
+        "lat": 53.70791,
+        "lon": 16.69937,
+        "name": "Szczecinek"
+      },
+      {
+        "lat": 48.04478,
+        "lon": 30.84784,
+        "name": "Pervomaysk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 113344.42,
+      "perimeter_km": 3184.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 19.34472,
+        "lon": -99.59194,
+        "name": "San Jos\u00e9 Guadalupe Otzacatipan"
+      },
+      {
+        "lat": 21.03053,
+        "lon": -102.40227,
+        "name": "San Miguel el Alto"
+      },
+      {
+        "lat": 27.93712,
+        "lon": -101.21746,
+        "name": "Nueva Rosita"
+      },
+      {
+        "lat": 15.65995,
+        "lon": -92.14111,
+        "name": "Comalapa"
+      },
+      {
+        "lat": 16.09007,
+        "lon": -93.7546,
+        "name": "Tonal\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 494406.06,
+      "perimeter_km": 3674.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 48.33249,
+        "lon": 19.66708,
+        "name": "Lu\u010denec"
+      },
+      {
+        "lat": 56.36009,
+        "lon": 8.61607,
+        "name": "Holstebro"
+      },
+      {
+        "lat": 52.9855,
+        "lon": 22.24319,
+        "name": "Zambr\u00f3w"
+      },
+      {
+        "lat": 55.6254,
+        "lon": 37.65032,
+        "name": "Tsaritsyno"
+      },
+      {
+        "lat": 44.75583,
+        "lon": 44.9925,
+        "name": "Neftekumsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1441549.15,
+      "perimeter_km": 6436.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 48.82319,
+        "lon": 1.9541,
+        "name": "Plaisir"
+      },
+      {
+        "lat": 51.495,
+        "lon": 4.29167,
+        "name": "Bergen op Zoom"
+      },
+      {
+        "lat": 59.38,
+        "lon": 17.80867,
+        "name": "H\u00e4sselby Villastad"
+      },
+      {
+        "lat": 52.63598,
+        "lon": 13.20419,
+        "name": "Hennigsdorf"
+      },
+      {
+        "lat": 48.42432,
+        "lon": 10.87273,
+        "name": "Gersthofen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 457156.16,
+      "perimeter_km": 3514.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -34.66536,
+        "lon": -58.72744,
+        "name": "Merlo"
+      },
+      {
+        "lat": -27.19361,
+        "lon": -51.49472,
+        "name": "Herval dOeste"
+      },
+      {
+        "lat": -27.14944,
+        "lon": -52.31056,
+        "name": "Seara"
+      },
+      {
+        "lat": -21.23342,
+        "lon": -45.23488,
+        "name": "Nepomuceno"
+      },
+      {
+        "lat": -21.61,
+        "lon": -45.56528,
+        "name": "El\u00f3i Mendes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 162899.62,
+      "perimeter_km": 4125.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -25.67031,
+        "lon": 31.86288,
+        "name": "Kamaqhekeza"
+      },
+      {
+        "lat": -28.52423,
+        "lon": 28.81582,
+        "name": "Phuthaditjhaba"
+      },
+      {
+        "lat": -12.80243,
+        "lon": 28.21323,
+        "name": "Kitwe"
+      },
+      {
+        "lat": -10.9,
+        "lon": 38.5,
+        "name": "Nangomba"
+      },
+      {
+        "lat": -18.29083,
+        "lon": 35.94528,
+        "name": "Marromeu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1177324.8,
+      "perimeter_km": 5114.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 45.38401,
+        "lon": -122.76399,
+        "name": "Tualatin"
+      },
+      {
+        "lat": 46.13817,
+        "lon": -122.93817,
+        "name": "Longview"
+      },
+      {
+        "lat": 49.2,
+        "lon": -122.78333,
+        "name": "Fraser Heights"
+      },
+      {
+        "lat": 43.46658,
+        "lon": -112.03414,
+        "name": "Idaho Falls"
+      },
+      {
+        "lat": 33.44001,
+        "lon": -112.05805,
+        "name": "Central City"
+      },
+      {
+        "lat": 32.83838,
+        "lon": -116.97392,
+        "name": "Santee"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 996073.76,
+      "perimeter_km": 4524.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.69863,
+        "lon": 144.78631,
+        "name": "Taylors Lakes"
+      },
+      {
+        "lat": -34.28853,
+        "lon": 146.05093,
+        "name": "Griffith"
+      },
+      {
+        "lat": -28.00274,
+        "lon": 153.42999,
+        "name": "Surfers Paradise"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 100709.49,
+      "perimeter_km": 2731.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 50.43302,
+        "lon": 2.82791,
+        "name": "Lens"
+      },
+      {
+        "lat": 51.60954,
+        "lon": -1.42187,
+        "name": "Grove"
+      },
+      {
+        "lat": 51.525,
+        "lon": 5.975,
+        "name": "Venray"
+      },
+      {
+        "lat": 52.80842,
+        "lon": 17.19961,
+        "name": "W\u0105growiec"
+      },
+      {
+        "lat": 50.89772,
+        "lon": 14.80764,
+        "name": "Zittau"
+      },
+      {
+        "lat": 47.6459,
+        "lon": 19.29536,
+        "name": "Veresegyh\u00e1z"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 293795.49,
+      "perimeter_km": 3605.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 6.88922,
+        "lon": -7.51952,
+        "name": "Diourouzon"
+      },
+      {
+        "lat": 8.42194,
+        "lon": -9.74778,
+        "name": "Voinjama"
+      },
+      {
+        "lat": 13.03885,
+        "lon": -9.48817,
+        "name": "Kita"
+      },
+      {
+        "lat": 11.29845,
+        "lon": 2.43856,
+        "name": "Banikoara"
+      },
+      {
+        "lat": 6.19824,
+        "lon": 6.73187,
+        "name": "Asaba"
+      },
+      {
+        "lat": 2.15218,
+        "lon": 11.33013,
+        "name": "Ebebiyin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1249058.34,
+      "perimeter_km": 5695.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.08102,
+        "lon": -8.62458,
+        "name": "Echemmaia Est"
+      },
+      {
+        "lat": 35.09579,
+        "lon": -1.85772,
+        "name": "Ghazaouet"
+      },
+      {
+        "lat": 36.9,
+        "lon": 7.76667,
+        "name": "Annaba"
+      },
+      {
+        "lat": 37.0629,
+        "lon": 10.11829,
+        "name": "Galaat el Andeless"
+      },
+      {
+        "lat": 35.70915,
+        "lon": 10.67397,
+        "name": "Ouardenine"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 226912.94,
+      "perimeter_km": 3790.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 31.93155,
+        "lon": 12.25291,
+        "name": "Zintan"
+      },
+      {
+        "lat": 32.79335,
+        "lon": 12.48845,
+        "name": "\u015eabr\u0101tah"
+      },
+      {
+        "lat": 31.19688,
+        "lon": 31.5243,
+        "name": "Shirb\u012bn"
+      },
+      {
+        "lat": 31.13159,
+        "lon": 33.79844,
+        "name": "Ar\u012bsh"
+      },
+      {
+        "lat": 29.2032,
+        "lon": 25.51965,
+        "name": "S\u012bwah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 411889.51,
+      "perimeter_km": 4245.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 51.55269,
+        "lon": 0.60983,
+        "name": "Hadleigh"
+      },
+      {
+        "lat": 45.88805,
+        "lon": 12.30201,
+        "name": "Conegliano"
+      },
+      {
+        "lat": 45.59777,
+        "lon": 9.04634,
+        "name": "Caronno Pertusella"
+      },
+      {
+        "lat": 44.99151,
+        "lon": 9.01175,
+        "name": "Voghera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 119205.05,
+      "perimeter_km": 2341.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 11.94096,
+        "lon": 79.80294,
+        "name": "Gundup\u0101laiyam"
+      },
+      {
+        "lat": 9.66898,
+        "lon": 76.55924,
+        "name": "Ettum\u0101n\u016br"
+      },
+      {
+        "lat": 27.88165,
+        "lon": 79.90918,
+        "name": "Sh\u0101hj\u0101npur"
+      },
+      {
+        "lat": 21.81667,
+        "lon": 83.91667,
+        "name": "Brajarajnagar"
+      },
+      {
+        "lat": 15.82288,
+        "lon": 98.25257,
+        "name": "Kyain Seikgyi Township"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1670606.06,
+      "perimeter_km": 6961.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.10084,
+        "lon": -117.76784,
+        "name": "La Verne"
+      },
+      {
+        "lat": 34.58277,
+        "lon": -117.40922,
+        "name": "Adelanto"
+      },
+      {
+        "lat": 40.9805,
+        "lon": -111.88744,
+        "name": "Farmington"
+      },
+      {
+        "lat": 32.29396,
+        "lon": -111.00982,
+        "name": "Flowing Wells"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 293105.02,
+      "perimeter_km": 2552.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.40729,
+        "lon": 35.48169,
+        "name": "Habbo\u00fbch"
+      },
+      {
+        "lat": 40.42861,
+        "lon": 29.72111,
+        "name": "\u0130znik"
+      },
+      {
+        "lat": 35.83758,
+        "lon": 38.54828,
+        "name": "Ath Thawrah"
+      },
+      {
+        "lat": 30.50852,
+        "lon": 47.7804,
+        "name": "Basrah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 374084.52,
+      "perimeter_km": 4104.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 25.6151,
+        "lon": -80.31061,
+        "name": "Cutler"
+      },
+      {
+        "lat": 33.38067,
+        "lon": -84.79966,
+        "name": "Newnan"
+      },
+      {
+        "lat": 42.96339,
+        "lon": -78.80392,
+        "name": "Eggertsville"
+      },
+      {
+        "lat": 45.46536,
+        "lon": -73.66585,
+        "name": "C\u00f4te-Saint-Luc"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 825597.25,
+      "perimeter_km": 4933.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -30.98278,
+        "lon": -54.67306,
+        "name": "Dom Pedrito"
+      },
+      {
+        "lat": -15.77553,
+        "lon": -47.78117,
+        "name": "Parano\u00e1"
+      },
+      {
+        "lat": -9.74833,
+        "lon": -37.43667,
+        "name": "P\u00e3o de A\u00e7\u00facar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 770332.86,
+      "perimeter_km": 6094.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -25.16611,
+        "lon": -57.48562,
+        "name": "Limpio"
+      },
+      {
+        "lat": -22.73206,
+        "lon": -64.33724,
+        "name": "Bermejo"
+      },
+      {
+        "lat": -15.74937,
+        "lon": -47.7686,
+        "name": "Itapo\u00e3"
+      },
+      {
+        "lat": -20.63833,
+        "lon": -51.10917,
+        "name": "Pereira Barreto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 573906.66,
+      "perimeter_km": 4122.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 16.75524,
+        "lon": -22.9446,
+        "name": "Espargos"
+      },
+      {
+        "lat": 14.69707,
+        "lon": -17.23015,
+        "name": "Bargny"
+      },
+      {
+        "lat": 16.01793,
+        "lon": -16.48962,
+        "name": "Saint-Louis"
+      },
+      {
+        "lat": 13.44735,
+        "lon": -16.665,
+        "name": "New Jeshwang"
+      },
+      {
+        "lat": 8.42756,
+        "lon": -13.28598,
+        "name": "Goderich"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 269721.73,
+      "perimeter_km": 3173.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -0.30037,
+        "lon": 35.80935,
+        "name": "Elburgon"
+      },
+      {
+        "lat": 6.71667,
+        "lon": 37.56667,
+        "name": "Gasuba"
+      },
+      {
+        "lat": 11.73333,
+        "lon": 38.46667,
+        "name": "Nefas Mewch\u2019a"
+      },
+      {
+        "lat": -6.25,
+        "lon": 38.66667,
+        "name": "Mvomero"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 327730.24,
+      "perimeter_km": 4104.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 13.66302,
+        "lon": 100.43416,
+        "name": "Bang Khun Thian"
+      },
+      {
+        "lat": 14.70802,
+        "lon": 101.41614,
+        "name": "Pak Chong"
+      },
+      {
+        "lat": 0.91667,
+        "lon": 104.45833,
+        "name": "Tanjung Pinang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 101508.28,
+      "perimeter_km": 3211.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -20.58306,
+        "lon": -46.92194,
+        "name": "C\u00e1ssia"
+      },
+      {
+        "lat": -17.10778,
+        "lon": -43.815,
+        "name": "Bocai\u00fava"
+      },
+      {
+        "lat": -8.39889,
+        "lon": -35.06389,
+        "name": "Ipojuca"
+      },
+      {
+        "lat": -14.61222,
+        "lon": -41.13556,
+        "name": "Anag\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 53683.43,
+      "perimeter_km": 3721.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.6,
+        "lon": 144.95,
+        "name": "Craigieburn"
+      },
+      {
+        "lat": -27.44187,
+        "lon": 152.93861,
+        "name": "The Gap"
+      },
+      {
+        "lat": -33.71028,
+        "lon": 150.95095,
+        "name": "Kellyville"
+      },
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 160298.74,
+      "perimeter_km": 2796.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 26.18924,
+        "lon": -98.15529,
+        "name": "San Juan"
+      },
+      {
+        "lat": 35.53616,
+        "lon": -100.95987,
+        "name": "Pampa"
+      },
+      {
+        "lat": 36.18814,
+        "lon": -94.5405,
+        "name": "Siloam Springs"
+      },
+      {
+        "lat": 34.92039,
+        "lon": -82.29623,
+        "name": "Taylors"
+      },
+      {
+        "lat": 31.45046,
+        "lon": -83.5085,
+        "name": "Tifton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1201641.52,
+      "perimeter_km": 4714.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 31.76072,
+        "lon": -93.08627,
+        "name": "Natchitoches"
+      },
+      {
+        "lat": 44.88969,
+        "lon": -93.34995,
+        "name": "Edina"
+      },
+      {
+        "lat": 44.00012,
+        "lon": -79.3163,
+        "name": "Whitchurch-Stouffville"
+      },
+      {
+        "lat": 47.3737,
+        "lon": -68.32512,
+        "name": "Edmundston"
+      },
+      {
+        "lat": 40.6501,
+        "lon": -73.94958,
+        "name": "Brooklyn"
+      },
+      {
+        "lat": 28.62778,
+        "lon": -81.36312,
+        "name": "Maitland"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2476783.23,
+      "perimeter_km": 7056.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -17.94101,
+        "lon": -65.34016,
+        "name": "Mizque"
+      },
+      {
+        "lat": -21.19361,
+        "lon": -48.16389,
+        "name": "Barrinha"
+      },
+      {
+        "lat": -20.15139,
+        "lon": -41.62278,
+        "name": "Lajinha"
+      },
+      {
+        "lat": -23.57381,
+        "lon": -46.51561,
+        "name": "Aricanduva"
+      },
+      {
+        "lat": -28.29389,
+        "lon": -49.93167,
+        "name": "S\u00e3o Joaquim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1308512.22,
+      "perimeter_km": 5731.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -32.03077,
+        "lon": -60.30619,
+        "name": "Crespo"
+      },
+      {
+        "lat": -23.13705,
+        "lon": -64.32426,
+        "name": "San Ram\u00f3n de la Nueva Or\u00e1n"
+      },
+      {
+        "lat": -16.82333,
+        "lon": -49.24389,
+        "name": "Aparecida de Goi\u00e2nia"
+      },
+      {
+        "lat": -22.64306,
+        "lon": -43.65333,
+        "name": "Japeri"
+      },
+      {
+        "lat": -22.83917,
+        "lon": -42.22889,
+        "name": "Iguaba Grande"
+      },
+      {
+        "lat": -23.31861,
+        "lon": -46.58667,
+        "name": "Mairipor\u00e3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2079586.57,
+      "perimeter_km": 5917.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -13.11667,
+        "lon": -60.54167,
+        "name": "Colorado do Oeste"
+      },
+      {
+        "lat": -14.33611,
+        "lon": -43.77361,
+        "name": "Malhada"
+      },
+      {
+        "lat": -24.00028,
+        "lon": -51.31944,
+        "name": "Faxinal"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1018571.1,
+      "perimeter_km": 4701.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 12.28,
+        "lon": -14.22222,
+        "name": "Gab\u00fa"
+      },
+      {
+        "lat": 12.56801,
+        "lon": -16.27326,
+        "name": "Ziguinchor"
+      },
+      {
+        "lat": 29.17705,
+        "lon": -9.71181,
+        "name": "Bou Izakarn"
+      },
+      {
+        "lat": 34.0097,
+        "lon": -2.03238,
+        "name": "A\u00efn Beni Mathar"
+      },
+      {
+        "lat": 36.12129,
+        "lon": 5.9867,
+        "name": "Tadjenanet"
+      },
+      {
+        "lat": 33.70439,
+        "lon": 8.96903,
+        "name": "Kebili"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2088703.23,
+      "perimeter_km": 7591.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 45.07176,
+        "lon": 7.67919,
+        "name": "Centro"
+      },
+      {
+        "lat": 50.704,
+        "lon": 7.054,
+        "name": "Bonn Hardtberg"
+      },
+      {
+        "lat": 47.88238,
+        "lon": 10.62192,
+        "name": "Kaufbeuren"
+      },
+      {
+        "lat": 38.22008,
+        "lon": 15.24023,
+        "name": "Milazzo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 261272.77,
+      "perimeter_km": 3158.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -32.99835,
+        "lon": -60.76791,
+        "name": "P\u00e9rez"
+      },
+      {
+        "lat": -24.65028,
+        "lon": -50.85056,
+        "name": "Reserva"
+      },
+      {
+        "lat": -23.31861,
+        "lon": -46.58667,
+        "name": "Mairipor\u00e3"
+      },
+      {
+        "lat": -27.48306,
+        "lon": -50.12194,
+        "name": "Otac\u00edlio Costa"
+      },
+      {
+        "lat": -29.44806,
+        "lon": -51.80639,
+        "name": "Teut\u00f4nia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 310377.42,
+      "perimeter_km": 3591.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -15.39053,
+        "lon": 28.18986,
+        "name": "Namalombwe"
+      },
+      {
+        "lat": -4.21667,
+        "lon": 33.18333,
+        "name": "Nzega"
+      },
+      {
+        "lat": -1.06343,
+        "lon": 34.47313,
+        "name": "Migori"
+      },
+      {
+        "lat": -21.23034,
+        "lon": 48.34173,
+        "name": "Mananjary"
+      },
+      {
+        "lat": -17.26417,
+        "lon": 38.135,
+        "name": "Pebane"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2114164.79,
+      "perimeter_km": 6675.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 35.65283,
+        "lon": -97.4781,
+        "name": "Edmond"
+      },
+      {
+        "lat": 41.85003,
+        "lon": -88.31257,
+        "name": "Batavia"
+      },
+      {
+        "lat": 41.18284,
+        "lon": -80.76536,
+        "name": "Niles"
+      },
+      {
+        "lat": 41.00954,
+        "lon": -74.17292,
+        "name": "Wyckoff"
+      },
+      {
+        "lat": 40.00989,
+        "lon": -75.16387,
+        "name": "Nicetown-Tioga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 458561.93,
+      "perimeter_km": 4388.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 26.06287,
+        "lon": -80.2331,
+        "name": "Davie"
+      },
+      {
+        "lat": 38.96872,
+        "lon": -77.3411,
+        "name": "Reston"
+      },
+      {
+        "lat": 40.00845,
+        "lon": -75.10879,
+        "name": "Juniata Park"
+      },
+      {
+        "lat": 40.68677,
+        "lon": -73.37345,
+        "name": "Lindenhurst"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 212759.7,
+      "perimeter_km": 3594.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.19,
+        "lon": 20.59653,
+        "name": "Al Aby\u0101r"
+      },
+      {
+        "lat": 36.46917,
+        "lon": 10.78222,
+        "name": "Beni Khiar"
+      },
+      {
+        "lat": 31.39951,
+        "lon": 30.41718,
+        "name": "Rosetta"
+      },
+      {
+        "lat": 30.7142,
+        "lon": 31.24425,
+        "name": "Zefta"
+      },
+      {
+        "lat": 26.87524,
+        "lon": 31.32963,
+        "name": "Al Ghan\u0101yim"
+      },
+      {
+        "lat": 24.09082,
+        "lon": 32.89942,
+        "name": "Asw\u0101n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 571894.86,
+      "perimeter_km": 5298.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.66667,
+        "lon": 145.01667,
+        "name": "Lalor"
+      },
+      {
+        "lat": -36.35846,
+        "lon": 146.32056,
+        "name": "Wangaratta"
+      },
+      {
+        "lat": -28.00029,
+        "lon": 153.43088,
+        "name": "Gold Coast"
+      },
+      {
+        "lat": -34.06251,
+        "lon": 151.14961,
+        "name": "Cronulla"
+      },
+      {
+        "lat": -34.75155,
+        "lon": 149.72086,
+        "name": "Goulburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 142157.05,
+      "perimeter_km": 2722.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.53719,
+        "lon": 36.36635,
+        "name": "\u2018Irb\u012bn"
+      },
+      {
+        "lat": 36.60498,
+        "lon": 34.30836,
+        "name": "Erdemli"
+      },
+      {
+        "lat": 35.53356,
+        "lon": 44.8343,
+        "name": "Jamjam\u0101l"
+      },
+      {
+        "lat": 36.67642,
+        "lon": 48.49628,
+        "name": "Zanjan"
+      },
+      {
+        "lat": 36.2126,
+        "lon": 57.68191,
+        "name": "Sabzevar"
+      },
+      {
+        "lat": 30.50852,
+        "lon": 47.7804,
+        "name": "Basrah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 835419.75,
+      "perimeter_km": 4760.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.38389,
+        "lon": 2.06758,
+        "name": "Sant Just Desvern"
+      },
+      {
+        "lat": 40.3935,
+        "lon": -3.71196,
+        "name": "Comillas"
+      },
+      {
+        "lat": 53.55,
+        "lon": -2.2,
+        "name": "Middleton"
+      },
+      {
+        "lat": 47.39254,
+        "lon": 8.04422,
+        "name": "Aarau"
+      },
+      {
+        "lat": 45.48171,
+        "lon": 9.17522,
+        "name": "Chinatown"
+      },
+      {
+        "lat": 43.28289,
+        "lon": 5.36021,
+        "name": "Marseille 07"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 836659.06,
+      "perimeter_km": 3922.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.55342,
+        "lon": -3.69968,
+        "name": "El Goloso"
+      },
+      {
+        "lat": 52.26065,
+        "lon": 9.04939,
+        "name": "B\u00fcckeburg"
+      },
+      {
+        "lat": 59.95597,
+        "lon": 11.04918,
+        "name": "Lillestr\u00f8m"
+      },
+      {
+        "lat": 43.15306,
+        "lon": 22.58611,
+        "name": "Pirot"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2497902.5,
+      "perimeter_km": 6699.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -34.5664,
+        "lon": -59.11478,
+        "name": "Luj\u00e1n"
+      },
+      {
+        "lat": -21.27528,
+        "lon": -47.30417,
+        "name": "Cajuru"
+      },
+      {
+        "lat": -8.73472,
+        "lon": -36.62667,
+        "name": "Capoeiras"
+      },
+      {
+        "lat": -23.39694,
+        "lon": -47.00222,
+        "name": "Pirapora do Bom Jesus"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 314750.43,
+      "perimeter_km": 7357.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.64004,
+        "lon": -9.1508,
+        "name": "Corroios"
+      },
+      {
+        "lat": 49.49346,
+        "lon": 0.10785,
+        "name": "Le Havre"
+      },
+      {
+        "lat": 48.30073,
+        "lon": 4.08524,
+        "name": "Troyes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 222047.43,
+      "perimeter_km": 3243.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 7.84483,
+        "lon": -67.51679,
+        "name": "Biruaca"
+      },
+      {
+        "lat": 10.24247,
+        "lon": -66.85723,
+        "name": "Charallave"
+      },
+      {
+        "lat": -3.38361,
+        "lon": -57.71861,
+        "name": "Mau\u00e9s"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 192181.67,
+      "perimeter_km": 3753.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.38176,
+        "lon": 142.48799,
+        "name": "Warrnambool"
+      },
+      {
+        "lat": -34.91119,
+        "lon": 138.70735,
+        "name": "Adelaide Hills"
+      },
+      {
+        "lat": -33.91938,
+        "lon": 150.92588,
+        "name": "Liverpool"
+      },
+      {
+        "lat": -36.12179,
+        "lon": 146.88809,
+        "name": "Wodonga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 230727.33,
+      "perimeter_km": 2543.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -22.48056,
+        "lon": -42.20417,
+        "name": "Casimiro de Abreu"
+      },
+      {
+        "lat": -16.735,
+        "lon": -43.86167,
+        "name": "Montes Claros"
+      },
+      {
+        "lat": -0.16,
+        "lon": -49.98833,
+        "name": "Chaves"
+      },
+      {
+        "lat": -5.1275,
+        "lon": -39.73222,
+        "name": "Boa Viagem"
+      },
+      {
+        "lat": -9.37833,
+        "lon": -37.24528,
+        "name": "Santana do Ipanema"
+      },
+      {
+        "lat": -10.12528,
+        "lon": -36.66194,
+        "name": "Igreja Nova"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1650843.73,
+      "perimeter_km": 6035.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.8228,
+        "lon": 144.96434,
+        "name": "Southbank"
+      },
+      {
+        "lat": -27.08465,
+        "lon": 152.9511,
+        "name": "Caboolture"
+      },
+      {
+        "lat": -33.72976,
+        "lon": 151.15977,
+        "name": "Saint Ives"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 159529.89,
+      "perimeter_km": 2887.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 31.35639,
+        "lon": 108.67045,
+        "name": "Heyan"
+      },
+      {
+        "lat": 34.06667,
+        "lon": 117.81667,
+        "name": "Yaoji"
+      },
+      {
+        "lat": 35.48333,
+        "lon": 136.91667,
+        "name": "Sekimachi"
+      },
+      {
+        "lat": 35.16667,
+        "lon": 138.68333,
+        "name": "Fuji"
+      },
+      {
+        "lat": 34.48333,
+        "lon": 136.7,
+        "name": "Ise"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 246331.66,
+      "perimeter_km": 5646.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 0.675,
+        "lon": 29.9926,
+        "name": "Nyahuka"
+      },
+      {
+        "lat": -1.06343,
+        "lon": 34.47313,
+        "name": "Migori"
+      },
+      {
+        "lat": -5.0,
+        "lon": 34.73333,
+        "name": "Puma"
+      },
+      {
+        "lat": -14.94747,
+        "lon": 37.41591,
+        "name": "Malema"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 309362.3,
+      "perimeter_km": 4036.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 52.89855,
+        "lon": -1.27136,
+        "name": "Long Eaton"
+      },
+      {
+        "lat": 51.80949,
+        "lon": 10.33821,
+        "name": "Clausthal-Zellerfeld"
+      },
+      {
+        "lat": 51.28951,
+        "lon": 13.5335,
+        "name": "Gro\u00dfenhain"
+      },
+      {
+        "lat": 47.48671,
+        "lon": 18.31225,
+        "name": "Oroszl\u00e1ny"
+      },
+      {
+        "lat": 40.7454,
+        "lon": 14.64542,
+        "name": "Nocera Inferiore"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 760224.66,
+      "perimeter_km": 4182.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.11531,
+        "lon": 145.29814,
+        "name": "Cranbourne East"
+      },
+      {
+        "lat": -27.53221,
+        "lon": 153.22889,
+        "name": "Alexandra Hills"
+      },
+      {
+        "lat": -33.92893,
+        "lon": 151.05111,
+        "name": "Punchbowl"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 127473.6,
+      "perimeter_km": 2826.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -23.60583,
+        "lon": -46.47889,
+        "name": "S\u00e3o Mateus"
+      },
+      {
+        "lat": -1.66333,
+        "lon": -45.37167,
+        "name": "Turia\u00e7u"
+      },
+      {
+        "lat": -12.77778,
+        "lon": -38.91944,
+        "name": "Maragogipe"
+      },
+      {
+        "lat": -17.89194,
+        "lon": -39.37194,
+        "name": "Nova Vi\u00e7osa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1120155.08,
+      "perimeter_km": 5413.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 10.22409,
+        "lon": 103.97156,
+        "name": "Phu Quoc"
+      },
+      {
+        "lat": 27.61672,
+        "lon": 113.85353,
+        "name": "Pingxiang"
+      },
+      {
+        "lat": 22.52383,
+        "lon": 113.90969,
+        "name": "Wushipai"
+      },
+      {
+        "lat": 14.5243,
+        "lon": 121.0792,
+        "name": "Taguig"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1320267.11,
+      "perimeter_km": 5843.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -34.5664,
+        "lon": -59.11478,
+        "name": "Luj\u00e1n"
+      },
+      {
+        "lat": -26.22861,
+        "lon": -52.67056,
+        "name": "Pato Branco"
+      },
+      {
+        "lat": -24.71361,
+        "lon": -53.74306,
+        "name": "Toledo"
+      },
+      {
+        "lat": -21.83222,
+        "lon": -46.89361,
+        "name": "Vargem Grande do Sul"
+      },
+      {
+        "lat": -23.60389,
+        "lon": -46.91917,
+        "name": "Cotia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 529668.06,
+      "perimeter_km": 3977.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -41.28664,
+        "lon": 174.77557,
+        "name": "Wellington"
+      },
+      {
+        "lat": -36.8582,
+        "lon": 174.62019,
+        "name": "Lincoln"
+      },
+      {
+        "lat": -37.95855,
+        "lon": 176.98545,
+        "name": "Whakatane"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 50254.3,
+      "perimeter_km": 1150.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.81667,
+        "lon": 145.23333,
+        "name": "Ringwood"
+      },
+      {
+        "lat": -36.12179,
+        "lon": 146.88809,
+        "name": "Wodonga"
+      },
+      {
+        "lat": -33.28397,
+        "lon": 149.10018,
+        "name": "Orange"
+      },
+      {
+        "lat": -33.78333,
+        "lon": 150.93333,
+        "name": "Seven Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 56254.26,
+      "perimeter_km": 1474.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.88333,
+        "lon": 145.21667,
+        "name": "Wantirna South"
+      },
+      {
+        "lat": -26.65682,
+        "lon": 153.07955,
+        "name": "Sunshine Coast"
+      },
+      {
+        "lat": -27.66757,
+        "lon": 152.92488,
+        "name": "Springfield Lakes"
+      },
+      {
+        "lat": -33.52314,
+        "lon": 151.31325,
+        "name": "Umina Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 164106.49,
+      "perimeter_km": 2965.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -12.48602,
+        "lon": 130.9833,
+        "name": "Palmerston"
+      },
+      {
+        "lat": -6.14755,
+        "lon": 143.65633,
+        "name": "Mendi"
+      },
+      {
+        "lat": -6.085,
+        "lon": 145.38667,
+        "name": "Goroka"
+      },
+      {
+        "lat": -7.2036,
+        "lon": 146.64014,
+        "name": "Bulolo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 215166.33,
+      "perimeter_km": 3748.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -11.42173,
+        "lon": 15.12345,
+        "name": "Cela"
+      },
+      {
+        "lat": 4.57728,
+        "lon": 13.68459,
+        "name": "Bertoua"
+      },
+      {
+        "lat": 10.28969,
+        "lon": 11.16729,
+        "name": "Gombe"
+      },
+      {
+        "lat": 9.9146,
+        "lon": 15.1399,
+        "name": "Fianga"
+      },
+      {
+        "lat": 13.82916,
+        "lon": 20.8324,
+        "name": "Ab\u00e9ch\u00e9"
+      },
+      {
+        "lat": 5.02667,
+        "lon": 21.20876,
+        "name": "Alindao"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1837577.64,
+      "perimeter_km": 6601.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -33.03016,
+        "lon": -60.64045,
+        "name": "Gobernador G\u00e1lvez"
+      },
+      {
+        "lat": -20.86361,
+        "lon": -46.38806,
+        "name": "Alpin\u00f3polis"
+      },
+      {
+        "lat": -23.18639,
+        "lon": -46.88417,
+        "name": "Jundia\u00ed"
+      },
+      {
+        "lat": -25.83219,
+        "lon": -48.53966,
+        "name": "Matinhos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 230809.32,
+      "perimeter_km": 3971.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 23.04419,
+        "lon": -82.00919,
+        "name": "Jaruco"
+      },
+      {
+        "lat": 33.24678,
+        "lon": -84.26409,
+        "name": "Griffin"
+      },
+      {
+        "lat": 38.71678,
+        "lon": -77.13276,
+        "name": "Woodlawn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 426928.56,
+      "perimeter_km": 3842.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 11.85812,
+        "lon": -86.23922,
+        "name": "Diriamba"
+      },
+      {
+        "lat": 22.40711,
+        "lon": -79.96581,
+        "name": "Santa Clara"
+      },
+      {
+        "lat": 18.45319,
+        "lon": -70.7349,
+        "name": "Azua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 711546.84,
+      "perimeter_km": 4222.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.09751,
+        "lon": -117.64839,
+        "name": "Upland"
+      },
+      {
+        "lat": 38.23242,
+        "lon": -122.63665,
+        "name": "Petaluma"
+      },
+      {
+        "lat": 26.39823,
+        "lon": -99.02857,
+        "name": "Ciudad Miguel Alem\u00e1n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 288511.81,
+      "perimeter_km": 5188.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.56786,
+        "lon": -46.54599,
+        "name": "Vila Formosa"
+      },
+      {
+        "lat": -23.65639,
+        "lon": -47.2225,
+        "name": "Ibi\u00fana"
+      },
+      {
+        "lat": -23.3863,
+        "lon": -48.72441,
+        "name": "Paranapanema"
+      },
+      {
+        "lat": -15.94861,
+        "lon": -44.86444,
+        "name": "S\u00e3o Francisco"
+      },
+      {
+        "lat": -11.4835,
+        "lon": -38.99681,
+        "name": "Teofil\u00e2ndia"
+      },
+      {
+        "lat": -22.45389,
+        "lon": -43.46889,
+        "name": "Miguel Pereira"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 488509.51,
+      "perimeter_km": 3598.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -19.05294,
+        "lon": -169.91957,
+        "name": "Alofi"
+      },
+      {
+        "lat": -14.27806,
+        "lon": -170.7025,
+        "name": "Pago Pago"
+      },
+      {
+        "lat": -13.28163,
+        "lon": -176.17453,
+        "name": "Mata-Utu"
+      },
+      {
+        "lat": 1.3278,
+        "lon": 172.97696,
+        "name": "Tarawa"
+      },
+      {
+        "lat": -8.52425,
+        "lon": 179.19417,
+        "name": "Funafuti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 506832.43,
+      "perimeter_km": 6108.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 22.53254,
+        "lon": 92.89902,
+        "name": "Lawngtlai"
+      },
+      {
+        "lat": 26.39905,
+        "lon": 87.26525,
+        "name": "Jogbani"
+      },
+      {
+        "lat": 37.35464,
+        "lon": 115.38881,
+        "name": "Nangong"
+      },
+      {
+        "lat": 29.10037,
+        "lon": 106.03304,
+        "name": "Shimen"
+      },
+      {
+        "lat": 15.18014,
+        "lon": 102.25695,
+        "name": "Non Sung"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2255202.0,
+      "perimeter_km": 7758.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 23.01516,
+        "lon": 71.18029,
+        "name": "Halvad"
+      },
+      {
+        "lat": 40.39194,
+        "lon": 71.47417,
+        "name": "Oltiariq"
+      },
+      {
+        "lat": 25.02983,
+        "lon": 78.12709,
+        "name": "Khani\u0101dh\u0101na"
+      },
+      {
+        "lat": 12.96951,
+        "lon": 79.14552,
+        "name": "K\u0101tp\u0101di"
+      },
+      {
+        "lat": 15.42977,
+        "lon": 75.62971,
+        "name": "Gadag"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1267108.67,
+      "perimeter_km": 6525.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.5664,
+        "lon": -59.11478,
+        "name": "Luj\u00e1n"
+      },
+      {
+        "lat": -29.75472,
+        "lon": -57.08833,
+        "name": "Uruguaiana"
+      },
+      {
+        "lat": -23.49417,
+        "lon": -46.43222,
+        "name": "S\u00e3o Miguel"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 233306.8,
+      "perimeter_km": 3573.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 50.4669,
+        "lon": 4.86746,
+        "name": "Namur"
+      },
+      {
+        "lat": 60.17521,
+        "lon": 25.03086,
+        "name": "Laajasalo"
+      },
+      {
+        "lat": 43.21052,
+        "lon": 23.56312,
+        "name": "Vratsa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1282387.17,
+      "perimeter_km": 5176.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -41.28374,
+        "lon": 174.74141,
+        "name": "Karori"
+      },
+      {
+        "lat": -43.30437,
+        "lon": 172.58356,
+        "name": "Rangiora"
+      },
+      {
+        "lat": -36.90694,
+        "lon": 174.68704,
+        "name": "New Lynn"
+      },
+      {
+        "lat": -37.87822,
+        "lon": 175.4402,
+        "name": "Cambridge"
+      },
+      {
+        "lat": -38.65333,
+        "lon": 178.00417,
+        "name": "Gisborne"
+      },
+      {
+        "lat": -39.4926,
+        "lon": 176.91233,
+        "name": "Napier"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 104874.13,
+      "perimeter_km": 1790.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 52.2,
+        "lon": 0.11667,
+        "name": "Cambridge"
+      },
+      {
+        "lat": 53.3618,
+        "lon": -2.73406,
+        "name": "Widnes"
+      },
+      {
+        "lat": 46.21667,
+        "lon": 20.48333,
+        "name": "Mak\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 60868.09,
+      "perimeter_km": 3681.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 20.37368,
+        "lon": -76.64272,
+        "name": "Bayamo"
+      },
+      {
+        "lat": 21.94501,
+        "lon": -78.4313,
+        "name": "Primero de Enero"
+      },
+      {
+        "lat": 18.58182,
+        "lon": -68.40431,
+        "name": "Punta Cana"
+      },
+      {
+        "lat": 18.80748,
+        "lon": -69.78431,
+        "name": "Monte Plata"
+      },
+      {
+        "lat": 16.19163,
+        "lon": -61.5914,
+        "name": "Petit-Bourg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 79750.69,
+      "perimeter_km": 4083.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 13.95114,
+        "lon": 101.71769,
+        "name": "Kabin Buri"
+      },
+      {
+        "lat": 29.32431,
+        "lon": 107.76056,
+        "name": "Wulong"
+      },
+      {
+        "lat": 39.1375,
+        "lon": 116.99972,
+        "name": "Yangliuqing"
+      },
+      {
+        "lat": 39.76538,
+        "lon": 118.41191,
+        "name": "Zhaogezhuang"
+      },
+      {
+        "lat": 13.902,
+        "lon": 121.0521,
+        "name": "Cuenca"
+      },
+      {
+        "lat": 22.28399,
+        "lon": 114.14958,
+        "name": "Mid Levels"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 4424513.23,
+      "perimeter_km": 9016.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 19.61301,
+        "lon": 75.78906,
+        "name": "Ambad"
+      },
+      {
+        "lat": 20.38333,
+        "lon": 72.86667,
+        "name": "Khali Kachigam"
+      },
+      {
+        "lat": 27.3636,
+        "lon": 75.56838,
+        "name": "Reengus"
+      },
+      {
+        "lat": 26.32255,
+        "lon": 90.68526,
+        "name": "Abhay\u0101puri"
+      },
+      {
+        "lat": 18.191,
+        "lon": 79.943,
+        "name": "Mulugu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1075678.47,
+      "perimeter_km": 4535.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.0965,
+        "lon": 145.26707,
+        "name": "Cranbourne West"
+      },
+      {
+        "lat": -37.6,
+        "lon": 145.15,
+        "name": "Doreen"
+      },
+      {
+        "lat": -34.92873,
+        "lon": 138.60334,
+        "name": "Adelaide city centre"
+      },
+      {
+        "lat": -27.56056,
+        "lon": 151.95386,
+        "name": "Toowoomba"
+      },
+      {
+        "lat": -33.78269,
+        "lon": 151.04888,
+        "name": "Carlingford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 629502.15,
+      "perimeter_km": 3627.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.19762,
+        "lon": -96.61527,
+        "name": "McKinney"
+      },
+      {
+        "lat": 38.16007,
+        "lon": -85.65968,
+        "name": "Newburg"
+      },
+      {
+        "lat": 41.55365,
+        "lon": -87.45198,
+        "name": "Highland"
+      },
+      {
+        "lat": 42.20384,
+        "lon": -71.00215,
+        "name": "Braintree"
+      },
+      {
+        "lat": 26.2173,
+        "lon": -80.22588,
+        "name": "North Lauderdale"
+      },
+      {
+        "lat": 29.65163,
+        "lon": -82.32483,
+        "name": "Gainesville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2689738.28,
+      "perimeter_km": 6712.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 19.66658,
+        "lon": -99.09477,
+        "name": "San Pablo de las Salinas"
+      },
+      {
+        "lat": 32.487,
+        "lon": -114.78218,
+        "name": "San Luis"
+      },
+      {
+        "lat": 35.50672,
+        "lon": -97.76254,
+        "name": "Yukon"
+      },
+      {
+        "lat": 34.3665,
+        "lon": -89.51925,
+        "name": "Oxford"
+      },
+      {
+        "lat": 35.19543,
+        "lon": -79.46948,
+        "name": "Pinehurst"
+      },
+      {
+        "lat": 30.45575,
+        "lon": -86.63829,
+        "name": "Wright"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2750759.01,
+      "perimeter_km": 7984.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 19.09457,
+        "lon": 74.73843,
+        "name": "Ahilyanagar"
+      },
+      {
+        "lat": 21.62878,
+        "lon": 69.63386,
+        "name": "Chhaya"
+      },
+      {
+        "lat": 24.89843,
+        "lon": 88.52844,
+        "name": "Moh\u0101mmadpur"
+      },
+      {
+        "lat": 22.88333,
+        "lon": 87.78333,
+        "name": "Ar\u0101mb\u0101gh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 532099.4,
+      "perimeter_km": 4218.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 45.1787,
+        "lon": 5.76281,
+        "name": "Saint-Martin-d'H\u00e8res"
+      },
+      {
+        "lat": 40.34852,
+        "lon": -3.61621,
+        "name": "Casco Hist\u00f3rico de Vallecas"
+      },
+      {
+        "lat": 51.32662,
+        "lon": 6.97106,
+        "name": "Heiligenhaus"
+      },
+      {
+        "lat": 52.4333,
+        "lon": 13.30762,
+        "name": "Lichterfelde"
+      },
+      {
+        "lat": 48.2,
+        "lon": 11.33333,
+        "name": "Olching"
+      },
+      {
+        "lat": 47.59206,
+        "lon": 7.55923,
+        "name": "Saint-Louis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 506328.76,
+      "perimeter_km": 3935.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 10.08481,
+        "lon": 77.96113,
+        "name": "Vadipatti"
+      },
+      {
+        "lat": 9.99207,
+        "lon": 77.35657,
+        "name": "Chokkan\u0101thapuram"
+      },
+      {
+        "lat": 8.39854,
+        "lon": 77.08586,
+        "name": "Neyy\u0101ttinkara"
+      },
+      {
+        "lat": 25.6439,
+        "lon": 77.9129,
+        "name": "Narwar"
+      },
+      {
+        "lat": 27.11518,
+        "lon": 79.73174,
+        "name": "Gursah\u0101iganj"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 247603.02,
+      "perimeter_km": 4313.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -41.33333,
+        "lon": 173.18333,
+        "name": "Richmond"
+      },
+      {
+        "lat": -36.93754,
+        "lon": 174.65584,
+        "name": "Titirangi"
+      },
+      {
+        "lat": -37.95855,
+        "lon": 176.98545,
+        "name": "Whakatane"
+      },
+      {
+        "lat": -39.93333,
+        "lon": 175.05,
+        "name": "Whanganui"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 60803.43,
+      "perimeter_km": 1237.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 35.0109,
+        "lon": -3.00938,
+        "name": "Al Aaroui"
+      },
+      {
+        "lat": 35.87111,
+        "lon": 2.02806,
+        "name": "Theniet el Had"
+      },
+      {
+        "lat": 35.77799,
+        "lon": 10.82617,
+        "name": "Monastir"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 27552.8,
+      "perimeter_km": 2515.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 20.69229,
+        "lon": 101.98368,
+        "name": "Muang Xay"
+      },
+      {
+        "lat": 34.75106,
+        "lon": 104.83134,
+        "name": "Shandan"
+      },
+      {
+        "lat": 34.26389,
+        "lon": 105.46389,
+        "name": "Yanguan"
+      },
+      {
+        "lat": 39.1375,
+        "lon": 116.99972,
+        "name": "Yangliuqing"
+      },
+      {
+        "lat": 27.81117,
+        "lon": 114.66805,
+        "name": "Fenyi"
+      },
+      {
+        "lat": 12.67139,
+        "lon": 123.875,
+        "name": "Bulan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2950583.04,
+      "perimeter_km": 8535.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -12.05048,
+        "lon": -76.97335,
+        "name": "Santa Anita - Los Ficus"
+      },
+      {
+        "lat": -7.05614,
+        "lon": -76.5911,
+        "name": "Bellavista"
+      },
+      {
+        "lat": -17.39228,
+        "lon": -66.27838,
+        "name": "Quillacollo"
+      },
+      {
+        "lat": -20.21326,
+        "lon": -70.15027,
+        "name": "Iquique"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 630329.33,
+      "perimeter_km": 3838.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 16.36491,
+        "lon": 77.35863,
+        "name": "Shaktinagar"
+      },
+      {
+        "lat": 33.46659,
+        "lon": 76.88488,
+        "name": "Padam"
+      },
+      {
+        "lat": 38.18867,
+        "lon": 77.27075,
+        "name": "Zepu"
+      },
+      {
+        "lat": 36.8545,
+        "lon": 81.66425,
+        "name": "Mugala"
+      },
+      {
+        "lat": 23.37583,
+        "lon": 93.65389,
+        "name": "Tedim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2261899.73,
+      "perimeter_km": 6602.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 42.65913,
+        "lon": 20.28828,
+        "name": "Pej\u00eb"
+      },
+      {
+        "lat": 50.68265,
+        "lon": 21.74898,
+        "name": "Sandomierz"
+      },
+      {
+        "lat": 59.97091,
+        "lon": 30.25789,
+        "name": "Krestovskiy ostrov"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 149340.07,
+      "perimeter_km": 4102.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 48.91882,
+        "lon": 2.25404,
+        "name": "Colombes"
+      },
+      {
+        "lat": 53.63738,
+        "lon": 9.91973,
+        "name": "Schnelsen"
+      },
+      {
+        "lat": 60.23355,
+        "lon": 25.09947,
+        "name": "Mellunkyl\u00e4"
+      },
+      {
+        "lat": 53.84321,
+        "lon": 22.97979,
+        "name": "August\u00f3w"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 542824.58,
+      "perimeter_km": 4174.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.19528,
+        "lon": 146.5415,
+        "name": "Traralgon"
+      },
+      {
+        "lat": -37.88333,
+        "lon": 145.21667,
+        "name": "Wantirna South"
+      },
+      {
+        "lat": -27.64613,
+        "lon": 152.85965,
+        "name": "Redbank Plains"
+      },
+      {
+        "lat": -27.94402,
+        "lon": 153.39815,
+        "name": "Labrador"
+      },
+      {
+        "lat": -33.78269,
+        "lon": 151.04888,
+        "name": "Carlingford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 188752.85,
+      "perimeter_km": 2849.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 8.54884,
+        "lon": 76.91716,
+        "name": "Sreekaryam"
+      },
+      {
+        "lat": 23.84765,
+        "lon": 78.79903,
+        "name": "Makronia"
+      },
+      {
+        "lat": 13.21055,
+        "lon": 79.0956,
+        "name": "Chittoor"
+      },
+      {
+        "lat": 10.92687,
+        "lon": 79.27056,
+        "name": "Papanasam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 186154.96,
+      "perimeter_km": 3520.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 51.44206,
+        "lon": 0.37106,
+        "name": "Gravesend"
+      },
+      {
+        "lat": 53.36664,
+        "lon": -0.00438,
+        "name": "Louth"
+      },
+      {
+        "lat": 48.79993,
+        "lon": 2.33256,
+        "name": "Arcueil"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 11753.11,
+      "perimeter_km": 1074.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 8.55083,
+        "lon": -0.51875,
+        "name": "Salaga"
+      },
+      {
+        "lat": 10.53689,
+        "lon": -2.70155,
+        "name": "Jirapa"
+      },
+      {
+        "lat": 11.16972,
+        "lon": -1.145,
+        "name": "P\u00f4"
+      },
+      {
+        "lat": 5.47775,
+        "lon": 10.41759,
+        "name": "Bafoussam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 193136.03,
+      "perimeter_km": 3184.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -11.13333,
+        "lon": 14.46667,
+        "name": "Capunda"
+      },
+      {
+        "lat": -8.38549,
+        "lon": 15.30126,
+        "name": "Nzagi"
+      },
+      {
+        "lat": -15.11646,
+        "lon": 39.2666,
+        "name": "Nampula"
+      },
+      {
+        "lat": -18.92809,
+        "lon": 29.81486,
+        "name": "Kwekwe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1194429.69,
+      "perimeter_km": 5981.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 45.47171,
+        "lon": 133.39827,
+        "name": "Lesozavodsk"
+      },
+      {
+        "lat": 43.30268,
+        "lon": 132.07888,
+        "name": "Trudovoye"
+      },
+      {
+        "lat": 55.14941,
+        "lon": 124.73676,
+        "name": "Tynda"
+      },
+      {
+        "lat": 50.23221,
+        "lon": 136.89703,
+        "name": "Amursk"
+      },
+      {
+        "lat": 48.97215,
+        "lon": 140.28881,
+        "name": "Sovetskaya Gavan\u2019"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 494965.59,
+      "perimeter_km": 3596.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -6.71667,
+        "lon": 36.36667,
+        "name": "Kibakwe"
+      },
+      {
+        "lat": -16.98333,
+        "lon": 49.85,
+        "name": "Ambodifotatra"
+      },
+      {
+        "lat": -20.88231,
+        "lon": 55.4504,
+        "name": "Saint-Denis"
+      },
+      {
+        "lat": -23.35,
+        "lon": 47.6,
+        "name": "Vangaindrano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 922340.57,
+      "perimeter_km": 5647.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.6518,
+        "lon": -96.90834,
+        "name": "Duncanville"
+      },
+      {
+        "lat": 41.84559,
+        "lon": -87.75394,
+        "name": "Cicero"
+      },
+      {
+        "lat": 39.78504,
+        "lon": -85.76942,
+        "name": "Greenfield"
+      },
+      {
+        "lat": 41.02561,
+        "lon": -81.72985,
+        "name": "Wadsworth"
+      },
+      {
+        "lat": 39.07622,
+        "lon": -76.95775,
+        "name": "Fairland"
+      },
+      {
+        "lat": 28.06752,
+        "lon": -82.52093,
+        "name": "Carrollwood Village"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1527812.06,
+      "perimeter_km": 5212.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 19.9355,
+        "lon": -97.96125,
+        "name": "Zacatl\u00e1n"
+      },
+      {
+        "lat": 30.41131,
+        "lon": -88.82781,
+        "name": "Ocean Springs"
+      },
+      {
+        "lat": 33.43594,
+        "lon": -86.1058,
+        "name": "Talladega"
+      },
+      {
+        "lat": 40.57788,
+        "lon": -73.99403,
+        "name": "Coney Island"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 225559.96,
+      "perimeter_km": 6470.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.42861,
+        "lon": 2.1741,
+        "name": "Vilapicina i la Torre Llobeta"
+      },
+      {
+        "lat": 42.81483,
+        "lon": -1.64898,
+        "name": "Primer Ensanche"
+      },
+      {
+        "lat": 48.77935,
+        "lon": 2.33729,
+        "name": "L'Ha\u00ff-les-Roses"
+      },
+      {
+        "lat": 51.7575,
+        "lon": 4.16528,
+        "name": "Middelharnis"
+      },
+      {
+        "lat": 51.71905,
+        "lon": 8.75439,
+        "name": "Paderborn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 359027.83,
+      "perimeter_km": 3002.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 12.9061,
+        "lon": 31.2158,
+        "name": "Umm Ruwaba"
+      },
+      {
+        "lat": 25.91552,
+        "lon": 13.91839,
+        "name": "Murzuk"
+      },
+      {
+        "lat": 28.64776,
+        "lon": 30.841,
+        "name": "Magh\u0101ghah"
+      },
+      {
+        "lat": 26.23648,
+        "lon": 32.00387,
+        "name": "Al Balyan\u0101"
+      },
+      {
+        "lat": 11.56838,
+        "lon": 41.43869,
+        "name": "Asaita"
+      },
+      {
+        "lat": 12.01667,
+        "lon": 39.63333,
+        "name": "Rob\u012bt"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2441268.04,
+      "perimeter_km": 7334.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.79798,
+        "lon": 144.94512,
+        "name": "North Melbourne"
+      },
+      {
+        "lat": -38.08333,
+        "lon": 144.38333,
+        "name": "Corio"
+      },
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -25.28762,
+        "lon": 152.76936,
+        "name": "Hervey Bay"
+      },
+      {
+        "lat": -27.61025,
+        "lon": 153.05388,
+        "name": "Sunnybank Hills"
+      },
+      {
+        "lat": -33.9125,
+        "lon": 151.10279,
+        "name": "Campsie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 757608.73,
+      "perimeter_km": 3806.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.88264,
+        "lon": 144.7003,
+        "name": "Hoppers Crossing"
+      },
+      {
+        "lat": -37.8318,
+        "lon": 140.77919,
+        "name": "Mount Gambier"
+      },
+      {
+        "lat": -27.35364,
+        "lon": 152.96848,
+        "name": "Albany Creek"
+      },
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      },
+      {
+        "lat": -33.72197,
+        "lon": 151.04607,
+        "name": "Cherrybrook"
+      },
+      {
+        "lat": -35.41647,
+        "lon": 149.06954,
+        "name": "Tuggeranong Administrative District"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 306795.03,
+      "perimeter_km": 3598.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.68139,
+        "lon": -1.90858,
+        "name": "Oujda"
+      },
+      {
+        "lat": 36.772,
+        "lon": 5.8982,
+        "name": "District of Taher"
+      },
+      {
+        "lat": 36.87617,
+        "lon": 6.90921,
+        "name": "Skikda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 4871.01,
+      "perimeter_km": 1664.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -41.05584,
+        "lon": 145.90375,
+        "name": "Burnie"
+      },
+      {
+        "lat": -38.05916,
+        "lon": 145.40947,
+        "name": "Officer"
+      },
+      {
+        "lat": -37.76667,
+        "lon": 144.96667,
+        "name": "Brunswick"
+      },
+      {
+        "lat": -27.49325,
+        "lon": 153.05826,
+        "name": "Coorparoo"
+      },
+      {
+        "lat": -28.21298,
+        "lon": 153.53634,
+        "name": "Banora Point"
+      },
+      {
+        "lat": -33.8,
+        "lon": 151.18333,
+        "name": "Chatswood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 300727.51,
+      "perimeter_km": 3440.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 49.06144,
+        "lon": 20.29798,
+        "name": "Poprad"
+      },
+      {
+        "lat": 51.41655,
+        "lon": 21.96939,
+        "name": "Pu\u0142awy"
+      },
+      {
+        "lat": 53.95387,
+        "lon": 32.86409,
+        "name": "Roslavl\u2019"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 72261.47,
+      "perimeter_km": 2096.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -26.63222,
+        "lon": -48.68472,
+        "name": "Barra Velha"
+      },
+      {
+        "lat": -20.94944,
+        "lon": -48.47917,
+        "name": "Bebedouro"
+      },
+      {
+        "lat": -15.0725,
+        "lon": -57.18111,
+        "name": "Barra do Bugres"
+      },
+      {
+        "lat": -9.56722,
+        "lon": -48.39167,
+        "name": "Miracema do Tocantins"
+      },
+      {
+        "lat": -12.74083,
+        "lon": -38.62083,
+        "name": "Madre de Deus"
+      },
+      {
+        "lat": -23.3075,
+        "lon": -47.13278,
+        "name": "Cabre\u00fava"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2294286.55,
+      "perimeter_km": 5897.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -6.14755,
+        "lon": 143.65633,
+        "name": "Mendi"
+      },
+      {
+        "lat": -6.085,
+        "lon": 145.38667,
+        "name": "Goroka"
+      },
+      {
+        "lat": -9.43333,
+        "lon": 159.95,
+        "name": "Honiara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 44196.5,
+      "perimeter_km": 3669.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.84447,
+        "lon": -90.18874,
+        "name": "Clinton"
+      },
+      {
+        "lat": 39.74595,
+        "lon": -75.54659,
+        "name": "Wilmington"
+      },
+      {
+        "lat": 34.90373,
+        "lon": -82.33317,
+        "name": "Wade Hampton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 415189.32,
+      "perimeter_km": 3089.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 39.92894,
+        "lon": -85.37025,
+        "name": "New Castle"
+      },
+      {
+        "lat": 42.13919,
+        "lon": -87.92896,
+        "name": "Wheeling"
+      },
+      {
+        "lat": 43.64455,
+        "lon": -79.40712,
+        "name": "Niagara"
+      },
+      {
+        "lat": 42.08507,
+        "lon": -76.05381,
+        "name": "Vestal"
+      },
+      {
+        "lat": 39.91789,
+        "lon": -75.22796,
+        "name": "Elmwood"
+      },
+      {
+        "lat": 39.25094,
+        "lon": -76.76469,
+        "name": "Ilchester"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 340032.09,
+      "perimeter_km": 2506.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.74141,
+        "lon": -118.10479,
+        "name": "Seal Beach"
+      },
+      {
+        "lat": 49.89977,
+        "lon": -119.38567,
+        "name": "Rutland"
+      },
+      {
+        "lat": 34.18479,
+        "lon": -101.70684,
+        "name": "Plainview"
+      },
+      {
+        "lat": 33.37032,
+        "lon": -112.58378,
+        "name": "Buckeye"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1435932.63,
+      "perimeter_km": 5587.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -41.13333,
+        "lon": 174.85,
+        "name": "Porirua"
+      },
+      {
+        "lat": -39.06667,
+        "lon": 174.08333,
+        "name": "New Plymouth"
+      },
+      {
+        "lat": -36.88041,
+        "lon": 174.79819,
+        "name": "Remuera"
+      },
+      {
+        "lat": -39.6381,
+        "lon": 176.84918,
+        "name": "Hastings"
+      },
+      {
+        "lat": -40.95972,
+        "lon": 175.6575,
+        "name": "Masterton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 59930.55,
+      "perimeter_km": 1093.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.74585,
+        "lon": -61.96711,
+        "name": "Venado Tuerto"
+      },
+      {
+        "lat": -34.1691,
+        "lon": -70.74053,
+        "name": "Rancagua"
+      },
+      {
+        "lat": -31.1697,
+        "lon": -64.3175,
+        "name": "R\u00edo Ceballos"
+      },
+      {
+        "lat": -23.39985,
+        "lon": -57.43236,
+        "name": "Concepci\u00f3n"
+      },
+      {
+        "lat": -34.89791,
+        "lon": -54.95021,
+        "name": "Maldonado"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 718782.66,
+      "perimeter_km": 4554.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.68325,
+        "lon": 51.60158,
+        "name": "Rehn\u0101n"
+      },
+      {
+        "lat": 36.91766,
+        "lon": 34.89277,
+        "name": "Tarsus"
+      },
+      {
+        "lat": 38.77388,
+        "lon": 48.41497,
+        "name": "Lerik"
+      },
+      {
+        "lat": 40.52881,
+        "lon": 68.03153,
+        "name": "Do\u2019stlik Shahri"
+      },
+      {
+        "lat": 23.97144,
+        "lon": 57.09313,
+        "name": "Al Kh\u0101b\u016brah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1982950.41,
+      "perimeter_km": 7697.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -26.37,
+        "lon": -48.72222,
+        "name": "Araquari"
+      },
+      {
+        "lat": -25.76972,
+        "lon": -49.71583,
+        "name": "Lapa"
+      },
+      {
+        "lat": -19.74833,
+        "lon": -47.93194,
+        "name": "Uberaba"
+      },
+      {
+        "lat": -19.39111,
+        "lon": -40.07222,
+        "name": "Linhares"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 342976.05,
+      "perimeter_km": 2815.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -11.45528,
+        "lon": -41.43611,
+        "name": "Am\u00e9rica Dourada"
+      },
+      {
+        "lat": -3.3925,
+        "lon": -44.35861,
+        "name": "Itapecuru Mirim"
+      },
+      {
+        "lat": -2.69583,
+        "lon": -44.82139,
+        "name": "S\u00e3o Bento"
+      },
+      {
+        "lat": -9.53222,
+        "lon": -36.985,
+        "name": "Major Isidoro"
+      },
+      {
+        "lat": -12.89444,
+        "lon": -38.32722,
+        "name": "Lauro de Freitas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 363449.1,
+      "perimeter_km": 2973.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -12.08911,
+        "lon": -76.99876,
+        "name": "San Francisco De Borja"
+      },
+      {
+        "lat": 6.31696,
+        "lon": -76.1342,
+        "name": "Urrao"
+      },
+      {
+        "lat": 7.8112,
+        "lon": -72.44437,
+        "name": "San Antonio del T\u00e1chira"
+      },
+      {
+        "lat": -4.23116,
+        "lon": -69.93858,
+        "name": "Tabatinga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1058608.69,
+      "perimeter_km": 5025.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 10.76181,
+        "lon": 76.27078,
+        "name": "Sh\u014dran\u016br"
+      },
+      {
+        "lat": 22.56188,
+        "lon": 73.22317,
+        "name": "S\u0101vli"
+      },
+      {
+        "lat": 23.65647,
+        "lon": 80.70911,
+        "name": "Chandia"
+      },
+      {
+        "lat": 18.61357,
+        "lon": 79.37442,
+        "name": "Peddapalli"
+      },
+      {
+        "lat": 13.61106,
+        "lon": 79.4208,
+        "name": "Avilala"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 658100.96,
+      "perimeter_km": 3726.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 45.1787,
+        "lon": 5.76281,
+        "name": "Saint-Martin-d'H\u00e8res"
+      },
+      {
+        "lat": 41.47978,
+        "lon": 2.3188,
+        "name": "El Masnou"
+      },
+      {
+        "lat": 40.40525,
+        "lon": -3.64249,
+        "name": "Vinateros"
+      },
+      {
+        "lat": 47.05893,
+        "lon": -0.87974,
+        "name": "Cholet"
+      },
+      {
+        "lat": 51.2755,
+        "lon": 12.36906,
+        "name": "Markkleeberg"
+      },
+      {
+        "lat": 47.4515,
+        "lon": 19.14017,
+        "name": "Kispest"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 805460.23,
+      "perimeter_km": 4557.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -51.72987,
+        "lon": -72.50603,
+        "name": "Puerto Natales"
+      },
+      {
+        "lat": -39.03333,
+        "lon": -67.58333,
+        "name": "General Roca"
+      },
+      {
+        "lat": -34.61531,
+        "lon": -68.33238,
+        "name": "San Rafael"
+      },
+      {
+        "lat": -25.69556,
+        "lon": -51.65972,
+        "name": "Pinh\u00e3o"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1646282.52,
+      "perimeter_km": 7225.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.20735,
+        "lon": -3.57063,
+        "name": "San Mart\u00edn de la Vega"
+      },
+      {
+        "lat": 45.82058,
+        "lon": 8.82511,
+        "name": "Varese"
+      },
+      {
+        "lat": 40.64175,
+        "lon": 15.80794,
+        "name": "Potenza"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 452678.53,
+      "perimeter_km": 3627.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -0.61667,
+        "lon": 31.55,
+        "name": "Kasaali"
+      },
+      {
+        "lat": 3.81461,
+        "lon": 23.68665,
+        "name": "Bondo"
+      },
+      {
+        "lat": 14.20226,
+        "lon": 36.75955,
+        "name": "Adebaye"
+      },
+      {
+        "lat": 10.35028,
+        "lon": 39.93626,
+        "name": "\u0100t\u2019aye"
+      },
+      {
+        "lat": 8.66667,
+        "lon": 38.21667,
+        "name": "Tulu Bolo"
+      },
+      {
+        "lat": -4.36667,
+        "lon": 35.08333,
+        "name": "Basotu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1663154.61,
+      "perimeter_km": 5722.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.95474,
+        "lon": -118.21202,
+        "name": "South Gate"
+      },
+      {
+        "lat": 33.14337,
+        "lon": -117.16614,
+        "name": "San Marcos"
+      },
+      {
+        "lat": 20.73072,
+        "lon": -105.28257,
+        "name": "Mezcales"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 7193.67,
+      "perimeter_km": 3887.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -43.58333,
+        "lon": 172.38333,
+        "name": "Rolleston"
+      },
+      {
+        "lat": -41.51603,
+        "lon": 173.9528,
+        "name": "Blenheim"
+      },
+      {
+        "lat": -41.13827,
+        "lon": 175.0502,
+        "name": "Upper Hutt"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 7999.63,
+      "perimeter_km": 713.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.09345,
+        "lon": 21.25725,
+        "name": "Riversdale"
+      },
+      {
+        "lat": -25.7287,
+        "lon": 27.87,
+        "name": "Hartbeespoort"
+      },
+      {
+        "lat": -26.71171,
+        "lon": 27.83795,
+        "name": "Vanderbijlpark"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 31935.37,
+      "perimeter_km": 2271.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.89807,
+        "lon": -118.19535,
+        "name": "East Rancho Dominguez"
+      },
+      {
+        "lat": 38.23825,
+        "lon": -122.04024,
+        "name": "Suisun"
+      },
+      {
+        "lat": 49.15,
+        "lon": -123.18333,
+        "name": "Seafair"
+      },
+      {
+        "lat": 40.65995,
+        "lon": -111.99633,
+        "name": "Kearns"
+      },
+      {
+        "lat": 33.19762,
+        "lon": -96.61527,
+        "name": "McKinney"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1518968.34,
+      "perimeter_km": 6692.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 36.52977,
+        "lon": -87.35945,
+        "name": "Clarksville"
+      },
+      {
+        "lat": 38.31727,
+        "lon": -88.90312,
+        "name": "Mount Vernon"
+      },
+      {
+        "lat": 41.50615,
+        "lon": -87.6356,
+        "name": "Chicago Heights"
+      },
+      {
+        "lat": 42.04177,
+        "lon": -70.67226,
+        "name": "Duxbury"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 424436.32,
+      "perimeter_km": 3575.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 14.44111,
+        "lon": -17.01944,
+        "name": "Sali"
+      },
+      {
+        "lat": 14.15838,
+        "lon": -16.03572,
+        "name": "Kahone"
+      },
+      {
+        "lat": 10.53689,
+        "lon": -2.70155,
+        "name": "Jirapa"
+      },
+      {
+        "lat": 6.47197,
+        "lon": -4.35781,
+        "name": "M\u2019Batto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 397534.9,
+      "perimeter_km": 3743.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 26.38441,
+        "lon": 73.54394,
+        "name": "P\u012bp\u0101r"
+      },
+      {
+        "lat": 43.86681,
+        "lon": 77.06304,
+        "name": "Konayev"
+      },
+      {
+        "lat": 37.30096,
+        "lon": 79.60128,
+        "name": "Kageleke"
+      },
+      {
+        "lat": 28.91154,
+        "lon": 79.52009,
+        "name": "Kichha"
+      },
+      {
+        "lat": 29.94791,
+        "lon": 78.16025,
+        "name": "Haridwar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 677464.03,
+      "perimeter_km": 4439.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.56622,
+        "lon": 143.84957,
+        "name": "Ballarat"
+      },
+      {
+        "lat": -23.69748,
+        "lon": 133.88362,
+        "name": "Alice Springs"
+      },
+      {
+        "lat": -32.73308,
+        "lon": 151.5574,
+        "name": "Maitland"
+      },
+      {
+        "lat": -33.86482,
+        "lon": 151.20773,
+        "name": "Sydney Central Business District"
+      },
+      {
+        "lat": -38.13333,
+        "lon": 145.13333,
+        "name": "Frankston East"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 882508.85,
+      "perimeter_km": 4790.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 48.71828,
+        "lon": 2.2498,
+        "name": "Palaiseau"
+      },
+      {
+        "lat": 48.45599,
+        "lon": 10.27695,
+        "name": "G\u00fcnzburg"
+      },
+      {
+        "lat": 53.84587,
+        "lon": -0.42332,
+        "name": "Beverley"
+      },
+      {
+        "lat": 48.14446,
+        "lon": 37.30058,
+        "name": "Selydove"
+      },
+      {
+        "lat": 37.38417,
+        "lon": 14.36921,
+        "name": "Piazza Armerina"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2721512.85,
+      "perimeter_km": 8030.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 39.53491,
+        "lon": -119.75269,
+        "name": "Sparks"
+      },
+      {
+        "lat": 38.67851,
+        "lon": -121.22578,
+        "name": "Orangevale"
+      },
+      {
+        "lat": 47.17176,
+        "lon": -122.51846,
+        "name": "Lakewood"
+      },
+      {
+        "lat": 53.9166,
+        "lon": -122.75301,
+        "name": "Prince George"
+      },
+      {
+        "lat": 31.7965,
+        "lon": -106.57999,
+        "name": "Sunland Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1086342.9,
+      "perimeter_km": 6100.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.00329,
+        "lon": 71.23791,
+        "name": "Chust"
+      },
+      {
+        "lat": 51.1801,
+        "lon": 71.44598,
+        "name": "Astana"
+      },
+      {
+        "lat": 36.81899,
+        "lon": 81.63334,
+        "name": "Kokyar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 529878.82,
+      "perimeter_km": 3932.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 51.57558,
+        "lon": 8.10619,
+        "name": "Soest"
+      },
+      {
+        "lat": 52.3075,
+        "lon": 5.04167,
+        "name": "Weesp"
+      },
+      {
+        "lat": 56.26289,
+        "lon": 34.3289,
+        "name": "Rzhev"
+      },
+      {
+        "lat": 42.63333,
+        "lon": 24.8,
+        "name": "Karlovo"
+      },
+      {
+        "lat": 48.30763,
+        "lon": 18.08453,
+        "name": "Nitra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1479018.5,
+      "perimeter_km": 5441.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.63813,
+        "lon": -99.33398,
+        "name": "Altus"
+      },
+      {
+        "lat": 43.68282,
+        "lon": -79.37967,
+        "name": "Rosedale-Moore Park"
+      },
+      {
+        "lat": 41.7001,
+        "lon": -71.68284,
+        "name": "Coventry"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 434758.63,
+      "perimeter_km": 5180.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.76667,
+        "lon": 145.0,
+        "name": "Northcote"
+      },
+      {
+        "lat": -38.14711,
+        "lon": 144.36069,
+        "name": "Geelong"
+      },
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -27.59521,
+        "lon": 153.12332,
+        "name": "Rochedale South"
+      },
+      {
+        "lat": -28.07071,
+        "lon": 153.39329,
+        "name": "Robina"
+      },
+      {
+        "lat": -34.03857,
+        "lon": 151.10005,
+        "name": "Miranda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 630734.74,
+      "perimeter_km": 3478.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 45.31407,
+        "lon": 8.85437,
+        "name": "Vigevano"
+      },
+      {
+        "lat": 45.93778,
+        "lon": 8.57088,
+        "name": "Pallanza-Intra-Suna"
+      },
+      {
+        "lat": 49.4,
+        "lon": 6.96667,
+        "name": "Eppelborn"
+      },
+      {
+        "lat": 54.15077,
+        "lon": 33.28151,
+        "name": "Desnogorsk"
+      },
+      {
+        "lat": 45.05,
+        "lon": 23.28333,
+        "name": "T\u00e2rgu Jiu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1085358.36,
+      "perimeter_km": 4719.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 31.7965,
+        "lon": -106.57999,
+        "name": "Sunland Park"
+      },
+      {
+        "lat": 32.72874,
+        "lon": -96.62277,
+        "name": "Balch Springs"
+      },
+      {
+        "lat": 19.34361,
+        "lon": -98.97472,
+        "name": "Emiliano Zapata"
+      },
+      {
+        "lat": 23.64824,
+        "lon": -100.64334,
+        "name": "Matehuala"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 748057.26,
+      "perimeter_km": 4034.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.44879,
+        "lon": -81.78317,
+        "name": "Statesboro"
+      },
+      {
+        "lat": 37.60876,
+        "lon": -77.37331,
+        "name": "Mechanicsville"
+      },
+      {
+        "lat": 40.86871,
+        "lon": -73.00149,
+        "name": "Coram"
+      },
+      {
+        "lat": 42.52787,
+        "lon": -70.92866,
+        "name": "Peabody"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 27795.52,
+      "perimeter_km": 2946.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.79798,
+        "lon": 144.94512,
+        "name": "North Melbourne"
+      },
+      {
+        "lat": -37.8318,
+        "lon": 140.77919,
+        "name": "Mount Gambier"
+      },
+      {
+        "lat": -21.15345,
+        "lon": 149.16554,
+        "name": "Mackay"
+      },
+      {
+        "lat": -27.53221,
+        "lon": 153.22889,
+        "name": "Alexandra Hills"
+      },
+      {
+        "lat": -31.09048,
+        "lon": 150.92905,
+        "name": "Tamworth"
+      },
+      {
+        "lat": -33.73333,
+        "lon": 151.0,
+        "name": "Castle Hill"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 942342.56,
+      "perimeter_km": 4664.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 15.26349,
+        "lon": 74.10875,
+        "name": "Curchorem"
+      },
+      {
+        "lat": 27.52698,
+        "lon": 80.75461,
+        "name": "Khair\u0101b\u0101d"
+      },
+      {
+        "lat": 22.642,
+        "lon": 90.42598,
+        "name": "Char\u0101maddi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 856990.63,
+      "perimeter_km": 4541.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.79833,
+        "lon": 117.86639,
+        "name": "Guanshan"
+      },
+      {
+        "lat": 41.79556,
+        "lon": 129.77583,
+        "name": "Chongjin"
+      },
+      {
+        "lat": 35.17325,
+        "lon": 137.05667,
+        "name": "Nagakute"
+      },
+      {
+        "lat": 33.35634,
+        "lon": 130.74966,
+        "name": "Ukiha"
+      },
+      {
+        "lat": 32.65,
+        "lon": 130.66667,
+        "name": "Matsubase"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 879823.55,
+      "perimeter_km": 4230.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 17.98372,
+        "lon": 100.05217,
+        "name": "Den Chai"
+      },
+      {
+        "lat": 24.41667,
+        "lon": 111.51667,
+        "name": "Babu"
+      },
+      {
+        "lat": 27.83333,
+        "lon": 114.4,
+        "name": "Yichun"
+      },
+      {
+        "lat": 24.99368,
+        "lon": 121.29696,
+        "name": "Taoyuan City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 725000.68,
+      "perimeter_km": 4947.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 29.55805,
+        "lon": 34.94821,
+        "name": "Eilat"
+      },
+      {
+        "lat": 34.22956,
+        "lon": 37.24066,
+        "name": "Al Qaryatayn"
+      },
+      {
+        "lat": 40.16005,
+        "lon": 38.08413,
+        "name": "Su\u015fehri"
+      },
+      {
+        "lat": 38.73163,
+        "lon": 41.48482,
+        "name": "Mu\u015f"
+      },
+      {
+        "lat": 31.44686,
+        "lon": 49.52951,
+        "name": "Haftkel"
+      },
+      {
+        "lat": 25.24019,
+        "lon": 45.25104,
+        "name": "Shaqra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1337716.87,
+      "perimeter_km": 4580.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 29.59577,
+        "lon": -90.71953,
+        "name": "Houma"
+      },
+      {
+        "lat": 33.01512,
+        "lon": -96.61305,
+        "name": "Murphy"
+      },
+      {
+        "lat": 41.91419,
+        "lon": -88.30869,
+        "name": "St. Charles"
+      },
+      {
+        "lat": 32.21632,
+        "lon": -80.75261,
+        "name": "Hilton Head"
+      },
+      {
+        "lat": 25.58066,
+        "lon": -80.34672,
+        "name": "Cutler Ridge"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1389034.5,
+      "perimeter_km": 5028.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.44872,
+        "lon": -86.78777,
+        "name": "Vestavia Hills"
+      },
+      {
+        "lat": 42.97866,
+        "lon": -82.40407,
+        "name": "Sarnia"
+      },
+      {
+        "lat": 42.19454,
+        "lon": -71.1995,
+        "name": "Norwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 491520.18,
+      "perimeter_km": 3722.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 20.26961,
+        "lon": -98.94377,
+        "name": "Actopan"
+      },
+      {
+        "lat": 27.24457,
+        "lon": -100.13229,
+        "name": "An\u00e1huac"
+      },
+      {
+        "lat": 32.64541,
+        "lon": -85.37828,
+        "name": "Opelika"
+      },
+      {
+        "lat": 19.38197,
+        "lon": -81.39281,
+        "name": "West Bay"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1905601.64,
+      "perimeter_km": 5691.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 14.04138,
+        "lon": -88.93951,
+        "name": "Chalatenango"
+      },
+      {
+        "lat": 14.91188,
+        "lon": -91.36054,
+        "name": "Totonicap\u00e1n"
+      },
+      {
+        "lat": 19.34745,
+        "lon": -90.72039,
+        "name": "Champot\u00f3n"
+      },
+      {
+        "lat": 29.59577,
+        "lon": -90.71953,
+        "name": "Houma"
+      },
+      {
+        "lat": 25.76232,
+        "lon": -80.31616,
+        "name": "Flagami"
+      },
+      {
+        "lat": 22.49502,
+        "lon": -79.54548,
+        "name": "Remedios"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1265164.21,
+      "perimeter_km": 4761.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 47.87536,
+        "lon": -3.91896,
+        "name": "Concarneau"
+      },
+      {
+        "lat": 48.91882,
+        "lon": 2.25404,
+        "name": "Colombes"
+      },
+      {
+        "lat": 48.22336,
+        "lon": 10.10347,
+        "name": "Illertissen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 39292.33,
+      "perimeter_km": 2094.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 20.1001,
+        "lon": 79.11442,
+        "name": "Bhadravati"
+      },
+      {
+        "lat": 24.4975,
+        "lon": 93.77791,
+        "name": "Moir\u0101ng"
+      },
+      {
+        "lat": 18.4813,
+        "lon": 96.43742,
+        "name": "Pyu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 571913.28,
+      "perimeter_km": 4134.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.84684,
+        "lon": -1.39612,
+        "name": "Effiduase"
+      },
+      {
+        "lat": 13.98333,
+        "lon": -14.56667,
+        "name": "Koumpentoum"
+      },
+      {
+        "lat": 11.10389,
+        "lon": 5.25556,
+        "name": "Rijau"
+      },
+      {
+        "lat": 5.93404,
+        "lon": 15.59599,
+        "name": "Bouar"
+      },
+      {
+        "lat": 5.66667,
+        "lon": 15.96667,
+        "name": "Baoro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1147717.76,
+      "perimeter_km": 7065.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -29.8175,
+        "lon": -50.51972,
+        "name": "Santo Ant\u00f4nio da Patrulha"
+      },
+      {
+        "lat": -20.93194,
+        "lon": -54.96139,
+        "name": "Sidrol\u00e2ndia"
+      },
+      {
+        "lat": -16.32667,
+        "lon": -48.95278,
+        "name": "An\u00e1polis"
+      },
+      {
+        "lat": -13.40056,
+        "lon": -44.19472,
+        "name": "S\u00e3o F\u00e9lix do Coribe"
+      },
+      {
+        "lat": -13.18222,
+        "lon": -39.425,
+        "name": "Laje"
+      },
+      {
+        "lat": -23.11694,
+        "lon": -46.55028,
+        "name": "Atibaia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1350613.56,
+      "perimeter_km": 5199.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -16.7444,
+        "lon": 14.97494,
+        "name": "Xangongo"
+      },
+      {
+        "lat": -12.35426,
+        "lon": 14.77232,
+        "name": "Balombo"
+      },
+      {
+        "lat": -6.05255,
+        "lon": 26.9143,
+        "name": "Kabalo"
+      },
+      {
+        "lat": -16.28333,
+        "lon": 27.48333,
+        "name": "Monze"
+      },
+      {
+        "lat": -17.93285,
+        "lon": 25.83066,
+        "name": "Victoria Falls"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1217577.44,
+      "perimeter_km": 4546.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.76667,
+        "lon": 144.91667,
+        "name": "Moonee Ponds"
+      },
+      {
+        "lat": -27.58333,
+        "lon": 153.1,
+        "name": "Eight Mile Plains"
+      },
+      {
+        "lat": -28.00274,
+        "lon": 153.42999,
+        "name": "Surfers Paradise"
+      },
+      {
+        "lat": -33.7457,
+        "lon": 151.04764,
+        "name": "West Pennant Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 153397.12,
+      "perimeter_km": 2811.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 35.57845,
+        "lon": -5.36837,
+        "name": "T\u00e9touan"
+      },
+      {
+        "lat": 35.74381,
+        "lon": -0.7693,
+        "name": "\u2019A\u00efn el Turk"
+      },
+      {
+        "lat": 36.63773,
+        "lon": 3.37127,
+        "name": "Arbatache"
+      },
+      {
+        "lat": 35.63058,
+        "lon": 7.66606,
+        "name": "Meskiana"
+      },
+      {
+        "lat": 33.72638,
+        "lon": 10.75664,
+        "name": "Ajim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 189734.67,
+      "perimeter_km": 3042.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.43833,
+        "lon": -16.67806,
+        "name": "Serekunda"
+      },
+      {
+        "lat": 10.10701,
+        "lon": -5.47295,
+        "name": "Diawala"
+      },
+      {
+        "lat": 9.40079,
+        "lon": -0.8393,
+        "name": "Tamale"
+      },
+      {
+        "lat": 6.79519,
+        "lon": -6.2355,
+        "name": "Zaliohouan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 447484.98,
+      "perimeter_km": 3809.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -19.73639,
+        "lon": -45.25222,
+        "name": "Bom Despacho"
+      },
+      {
+        "lat": -23.26917,
+        "lon": -51.04806,
+        "name": "Ibipor\u00e3"
+      },
+      {
+        "lat": -14.61222,
+        "lon": -41.13556,
+        "name": "Anag\u00e9"
+      },
+      {
+        "lat": -8.51444,
+        "lon": -35.37778,
+        "name": "Ribeir\u00e3o"
+      },
+      {
+        "lat": -19.93408,
+        "lon": -40.40473,
+        "name": "Fund\u00e3o"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 442208.78,
+      "perimeter_km": 4945.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 47.46606,
+        "lon": 8.32663,
+        "name": "Wettingen"
+      },
+      {
+        "lat": 41.48333,
+        "lon": 2.18333,
+        "name": "Montcada i Reixac"
+      },
+      {
+        "lat": 53.91887,
+        "lon": 10.69691,
+        "name": "Bad Schwartau"
+      },
+      {
+        "lat": 52.51732,
+        "lon": 13.58871,
+        "name": "Kaulsdorf"
+      },
+      {
+        "lat": 47.41427,
+        "lon": 9.74195,
+        "name": "Dornbirn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 249935.59,
+      "perimeter_km": 3328.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -21.96917,
+        "lon": -46.79806,
+        "name": "S\u00e3o Jo\u00e3o da Boa Vista"
+      },
+      {
+        "lat": -25.44472,
+        "lon": -49.1925,
+        "name": "Pinhais"
+      },
+      {
+        "lat": -20.21111,
+        "lon": -50.92583,
+        "name": "Santa F\u00e9 do Sul"
+      },
+      {
+        "lat": -7.93333,
+        "lon": -39.29583,
+        "name": "Serrita"
+      },
+      {
+        "lat": -17.21861,
+        "lon": -42.59028,
+        "name": "Minas Novas"
+      },
+      {
+        "lat": -20.54139,
+        "lon": -44.635,
+        "name": "Carm\u00f3polis de Minas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 672532.13,
+      "perimeter_km": 4711.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.73333,
+        "lon": -9.2,
+        "name": "Buraca"
+      },
+      {
+        "lat": 53.82901,
+        "lon": -1.53834,
+        "name": "Chapel Allerton"
+      },
+      {
+        "lat": 44.67552,
+        "lon": 8.46934,
+        "name": "Acqui Terme"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 978163.89,
+      "perimeter_km": 4628.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 43.27766,
+        "lon": 5.43133,
+        "name": "Saint-Loup"
+      },
+      {
+        "lat": 50.88637,
+        "lon": 7.0583,
+        "name": "Porz am Rhein"
+      },
+      {
+        "lat": 52.48419,
+        "lon": 13.53185,
+        "name": "Karlshorst"
+      },
+      {
+        "lat": 48.20906,
+        "lon": 16.37135,
+        "name": "Innere Stadt"
+      },
+      {
+        "lat": 40.53123,
+        "lon": 17.58522,
+        "name": "Francavilla Fontana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 834492.12,
+      "perimeter_km": 3760.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -7.65194,
+        "lon": -40.14889,
+        "name": "Ipubi"
+      },
+      {
+        "lat": -7.17846,
+        "lon": -38.78003,
+        "name": "Barro"
+      },
+      {
+        "lat": -8.7075,
+        "lon": -35.53056,
+        "name": "\u00c1gua Preta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 22385.32,
+      "perimeter_km": 1077.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -36.8582,
+        "lon": 174.62019,
+        "name": "Lincoln"
+      },
+      {
+        "lat": -37.78333,
+        "lon": 175.28333,
+        "name": "Hamilton"
+      },
+      {
+        "lat": -40.91667,
+        "lon": 175.01667,
+        "name": "Paraparaumu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 11435.67,
+      "perimeter_km": 920.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 36.62035,
+        "lon": -4.49976,
+        "name": "Torremolinos"
+      },
+      {
+        "lat": 52.26,
+        "lon": 4.55694,
+        "name": "Lisse"
+      },
+      {
+        "lat": 50.66829,
+        "lon": 4.61443,
+        "name": "Louvain-la-Neuve"
+      },
+      {
+        "lat": 47.91933,
+        "lon": 7.69045,
+        "name": "Unterkrozingen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 374566.01,
+      "perimeter_km": 4037.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 35.92506,
+        "lon": -86.86889,
+        "name": "Franklin"
+      },
+      {
+        "lat": 34.8662,
+        "lon": -92.11015,
+        "name": "Jacksonville"
+      },
+      {
+        "lat": 42.72226,
+        "lon": -84.42747,
+        "name": "Okemos"
+      },
+      {
+        "lat": 42.2942,
+        "lon": -83.30993,
+        "name": "Inkster"
+      },
+      {
+        "lat": 39.10705,
+        "lon": -76.48496,
+        "name": "Lake Shore"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 471270.08,
+      "perimeter_km": 3346.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.93807,
+        "lon": -118.35258,
+        "name": "Lennox"
+      },
+      {
+        "lat": 39.86804,
+        "lon": -104.97192,
+        "name": "Thornton"
+      },
+      {
+        "lat": 46.87918,
+        "lon": -102.78962,
+        "name": "Dickinson"
+      },
+      {
+        "lat": 35.44201,
+        "lon": -97.44087,
+        "name": "Del City"
+      },
+      {
+        "lat": 32.85791,
+        "lon": -97.25474,
+        "name": "Watauga"
+      },
+      {
+        "lat": 23.1749,
+        "lon": -102.86785,
+        "name": "Fresnillo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3070443.47,
+      "perimeter_km": 6926.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 6.23869,
+        "lon": -6.17147,
+        "name": "Guib\u00e9roua"
+      },
+      {
+        "lat": 13.77073,
+        "lon": -13.66734,
+        "name": "Tambacounda"
+      },
+      {
+        "lat": 8.85488,
+        "lon": 0.05922,
+        "name": "Bimbila"
+      },
+      {
+        "lat": 7.25256,
+        "lon": 5.19312,
+        "name": "Akure"
+      },
+      {
+        "lat": 7.18286,
+        "lon": 1.99119,
+        "name": "Abomey"
+      },
+      {
+        "lat": 6.80355,
+        "lon": -2.5172,
+        "name": "Goaso"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 572908.02,
+      "perimeter_km": 4618.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.67463,
+        "lon": -46.68751,
+        "name": "Campo Grande"
+      },
+      {
+        "lat": -15.80778,
+        "lon": -42.23306,
+        "name": "Taiobeiras"
+      },
+      {
+        "lat": -9.66583,
+        "lon": -35.73528,
+        "name": "Macei\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 162476.67,
+      "perimeter_km": 3915.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 48.81171,
+        "lon": 2.43945,
+        "name": "Maisons-Alfort"
+      },
+      {
+        "lat": 49.70045,
+        "lon": 6.57652,
+        "name": "Konz"
+      },
+      {
+        "lat": 50.04937,
+        "lon": 10.22175,
+        "name": "Schweinfurt"
+      },
+      {
+        "lat": 47.66667,
+        "lon": 19.68333,
+        "name": "Hatvan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 106343.36,
+      "perimeter_km": 2601.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 39.29123,
+        "lon": 8.99879,
+        "name": "Assemini"
+      },
+      {
+        "lat": 48.67922,
+        "lon": 17.36697,
+        "name": "Senica"
+      },
+      {
+        "lat": 50.06871,
+        "lon": 22.22912,
+        "name": "\u0141a\u0144cut"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 115359.49,
+      "perimeter_km": 3208.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 3.4161,
+        "lon": 101.173,
+        "name": "Kampung Sungai Kajang"
+      },
+      {
+        "lat": -7.81667,
+        "lon": 112.01667,
+        "name": "Kediri"
+      },
+      {
+        "lat": -7.26333,
+        "lon": 110.3975,
+        "name": "Ambarawa"
+      },
+      {
+        "lat": -7.04858,
+        "lon": 109.10056,
+        "name": "Balapulang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 146772.05,
+      "perimeter_km": 3526.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 42.39282,
+        "lon": -83.04964,
+        "name": "Hamtramck"
+      },
+      {
+        "lat": 45.5608,
+        "lon": -94.16249,
+        "name": "Saint Cloud"
+      },
+      {
+        "lat": 42.33704,
+        "lon": -71.20922,
+        "name": "Newton"
+      },
+      {
+        "lat": 39.49983,
+        "lon": -76.64108,
+        "name": "Hunt Valley"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 390459.1,
+      "perimeter_km": 4002.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.75405,
+        "lon": 145.14864,
+        "name": "Templestowe"
+      },
+      {
+        "lat": -23.38032,
+        "lon": 150.50595,
+        "name": "Rockhampton"
+      },
+      {
+        "lat": -27.25204,
+        "lon": 152.99226,
+        "name": "Kallangur"
+      },
+      {
+        "lat": -28.00029,
+        "lon": 153.43088,
+        "name": "Gold Coast"
+      },
+      {
+        "lat": -33.92399,
+        "lon": 151.22749,
+        "name": "Kingsford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 484415.55,
+      "perimeter_km": 3654.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -7.14778,
+        "lon": -55.38111,
+        "name": "Novo Progresso"
+      },
+      {
+        "lat": -4.27611,
+        "lon": -55.98361,
+        "name": "Itaituba"
+      },
+      {
+        "lat": -0.826,
+        "lon": -52.506,
+        "name": "Laranjal do Jari"
+      },
+      {
+        "lat": -3.29417,
+        "lon": -45.17361,
+        "name": "Penalva"
+      },
+      {
+        "lat": -4.82778,
+        "lon": -42.16861,
+        "name": "Campo Maior"
+      },
+      {
+        "lat": -5.25806,
+        "lon": -44.64889,
+        "name": "Tuntum"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 578271.92,
+      "perimeter_km": 3588.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 8.69786,
+        "lon": 77.51916,
+        "name": "Vadakku Viravanallur"
+      },
+      {
+        "lat": 11.19033,
+        "lon": 75.82833,
+        "name": "Cheruvannur"
+      },
+      {
+        "lat": 25.17874,
+        "lon": 69.56572,
+        "name": "Kunri"
+      },
+      {
+        "lat": 19.98533,
+        "lon": 76.52046,
+        "name": "Lonar"
+      },
+      {
+        "lat": 22.31399,
+        "lon": 88.66508,
+        "name": "Canning"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1275629.9,
+      "perimeter_km": 6152.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.96491,
+        "lon": 23.66511,
+        "name": "Agios Ioannis Rentis"
+      },
+      {
+        "lat": 48.33249,
+        "lon": 19.66708,
+        "name": "Lu\u010denec"
+      },
+      {
+        "lat": 48.73049,
+        "lon": 37.58793,
+        "name": "Kramatorsk"
+      },
+      {
+        "lat": 48.62831,
+        "lon": 38.56205,
+        "name": "Pervomaisk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 829828.51,
+      "perimeter_km": 4272.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -22.88583,
+        "lon": -48.445,
+        "name": "Botucatu"
+      },
+      {
+        "lat": -24.00028,
+        "lon": -51.31944,
+        "name": "Faxinal"
+      },
+      {
+        "lat": -12.73714,
+        "lon": -56.5136,
+        "name": "Tapurah"
+      },
+      {
+        "lat": -17.70306,
+        "lon": -40.76639,
+        "name": "Carlos Chagas"
+      },
+      {
+        "lat": -21.76417,
+        "lon": -43.35028,
+        "name": "Juiz de Fora"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1017874.55,
+      "perimeter_km": 4526.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 27.86614,
+        "lon": -82.32648,
+        "name": "Riverview"
+      },
+      {
+        "lat": 34.86676,
+        "lon": -92.40432,
+        "name": "Maumelle"
+      },
+      {
+        "lat": 43.67479,
+        "lon": -79.49442,
+        "name": "Rockcliffe-Smythe"
+      },
+      {
+        "lat": 39.92595,
+        "lon": -75.11962,
+        "name": "Camden"
+      },
+      {
+        "lat": 40.30428,
+        "lon": -74.10042,
+        "name": "Tinton Falls"
+      },
+      {
+        "lat": 36.71709,
+        "lon": -76.59023,
+        "name": "South Suffolk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1345842.43,
+      "perimeter_km": 4934.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.14447,
+        "lon": 47.3799,
+        "name": "Darreh Shahr"
+      },
+      {
+        "lat": 31.96257,
+        "lon": 44.60075,
+        "name": "Ash Sh\u0101m\u012byah"
+      },
+      {
+        "lat": 39.08656,
+        "lon": 42.27158,
+        "name": "Bulan\u0131k"
+      },
+      {
+        "lat": 40.74037,
+        "lon": 44.86344,
+        "name": "Dilijan"
+      },
+      {
+        "lat": 37.88754,
+        "lon": 58.51596,
+        "name": "\u00c4new"
+      },
+      {
+        "lat": 35.8668,
+        "lon": 47.60506,
+        "name": "B\u012bj\u0101r"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 850701.56,
+      "perimeter_km": 3912.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.29799,
+        "lon": 44.68282,
+        "name": "al-Qasim"
+      },
+      {
+        "lat": 35.0653,
+        "lon": 36.3406,
+        "name": "Ma\u015fy\u0101f"
+      },
+      {
+        "lat": 37.421,
+        "lon": 47.715,
+        "name": "M\u012b\u0101neh"
+      },
+      {
+        "lat": 35.71071,
+        "lon": 53.35394,
+        "name": "Mahdishahr"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 432627.29,
+      "perimeter_km": 3305.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 47.39724,
+        "lon": 8.61872,
+        "name": "D\u00fcbendorf"
+      },
+      {
+        "lat": 52.61667,
+        "lon": -2.35,
+        "name": "Ryton"
+      },
+      {
+        "lat": 49.35357,
+        "lon": 9.15106,
+        "name": "Mosbach"
+      },
+      {
+        "lat": 43.65638,
+        "lon": 25.36454,
+        "name": "Zimnicea"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 244305.6,
+      "perimeter_km": 4610.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.78333,
+        "lon": 0.16667,
+        "name": "Javea"
+      },
+      {
+        "lat": 48.76846,
+        "lon": 2.41874,
+        "name": "Choisy-le-Roi"
+      },
+      {
+        "lat": 53.41667,
+        "lon": -1.2,
+        "name": "Maltby"
+      },
+      {
+        "lat": 49.2818,
+        "lon": 9.68352,
+        "name": "K\u00fcnzelsau"
+      },
+      {
+        "lat": 42.03083,
+        "lon": 21.44667,
+        "name": "Butel"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1654794.73,
+      "perimeter_km": 5632.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 52.55968,
+        "lon": 103.91413,
+        "name": "Angarsk"
+      },
+      {
+        "lat": 56.57665,
+        "lon": 104.12968,
+        "name": "Zheleznogorsk-Ilimskiy"
+      },
+      {
+        "lat": 58.61232,
+        "lon": 125.40002,
+        "name": "Aldan"
+      },
+      {
+        "lat": 51.97981,
+        "lon": 116.58693,
+        "name": "Nerchinsk"
+      },
+      {
+        "lat": 51.10754,
+        "lon": 114.54173,
+        "name": "Aginskoye"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 684756.91,
+      "perimeter_km": 3570.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 45.46903,
+        "lon": 10.85371,
+        "name": "Bussolengo"
+      },
+      {
+        "lat": 52.22961,
+        "lon": 8.91612,
+        "name": "Porta Westfalica"
+      },
+      {
+        "lat": 50.75514,
+        "lon": 16.20494,
+        "name": "Bogusz\u00f3w-Gorce"
+      },
+      {
+        "lat": 37.68081,
+        "lon": 12.79194,
+        "name": "Castelvetrano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 396849.49,
+      "perimeter_km": 3654.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 14.87169,
+        "lon": -91.5614,
+        "name": "La Esperanza"
+      },
+      {
+        "lat": 21.29771,
+        "lon": -100.51736,
+        "name": "San Luis de la Paz"
+      },
+      {
+        "lat": 30.00354,
+        "lon": -91.81873,
+        "name": "New Iberia"
+      },
+      {
+        "lat": 32.46181,
+        "lon": -90.11536,
+        "name": "Madison"
+      },
+      {
+        "lat": 30.59936,
+        "lon": -87.16108,
+        "name": "Pace"
+      },
+      {
+        "lat": 22.40711,
+        "lon": -79.96581,
+        "name": "Santa Clara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2067514.94,
+      "perimeter_km": 5791.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -27.82389,
+        "lon": -54.66278,
+        "name": "Santo Cristo"
+      },
+      {
+        "lat": -17.54234,
+        "lon": -65.83472,
+        "name": "Punata"
+      },
+      {
+        "lat": -15.83326,
+        "lon": -48.05506,
+        "name": "Taguatinga"
+      },
+      {
+        "lat": -6.60667,
+        "lon": -39.06222,
+        "name": "Cedro"
+      },
+      {
+        "lat": -8.66667,
+        "lon": -35.71667,
+        "name": "Catende"
+      },
+      {
+        "lat": -21.53194,
+        "lon": -42.64306,
+        "name": "Leopoldina"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2726459.11,
+      "perimeter_km": 8383.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 29.54801,
+        "lon": -98.29112,
+        "name": "Universal City"
+      },
+      {
+        "lat": 40.39162,
+        "lon": -111.85077,
+        "name": "Lehi"
+      },
+      {
+        "lat": 38.87918,
+        "lon": -99.32677,
+        "name": "Hays"
+      },
+      {
+        "lat": 41.48281,
+        "lon": -87.33281,
+        "name": "Merrillville"
+      },
+      {
+        "lat": 20.21173,
+        "lon": -87.46325,
+        "name": "Tulum"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2327054.46,
+      "perimeter_km": 7735.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.06946,
+        "lon": -8.10064,
+        "name": "Quarteira"
+      },
+      {
+        "lat": 28.4853,
+        "lon": -16.32014,
+        "name": "La Laguna"
+      },
+      {
+        "lat": 54.42302,
+        "lon": -6.44434,
+        "name": "Portadown"
+      },
+      {
+        "lat": 51.34675,
+        "lon": -0.78655,
+        "name": "Sandhurst"
+      },
+      {
+        "lat": 47.69815,
+        "lon": -0.07553,
+        "name": "La Fl\u00e8che"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1323483.1,
+      "perimeter_km": 6488.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.58508,
+        "lon": 5.00268,
+        "name": "Miramas"
+      },
+      {
+        "lat": 54.53478,
+        "lon": -1.05606,
+        "name": "Guisborough"
+      },
+      {
+        "lat": 54.03374,
+        "lon": 22.50704,
+        "name": "Olecko"
+      },
+      {
+        "lat": 49.86899,
+        "lon": 8.9321,
+        "name": "Gro\u00df-Umstadt"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1177958.0,
+      "perimeter_km": 4614.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 14.71542,
+        "lon": -17.27334,
+        "name": "Rufisque"
+      },
+      {
+        "lat": 14.26667,
+        "lon": -15.95,
+        "name": "Guinguin\u00e9o"
+      },
+      {
+        "lat": 15.365,
+        "lon": -16.4339,
+        "name": "K\u00e9b\u00e9mer"
+      },
+      {
+        "lat": 6.45196,
+        "lon": -2.31635,
+        "name": "Bibiani"
+      },
+      {
+        "lat": 10.7433,
+        "lon": -11.10778,
+        "name": "Dabola"
+      },
+      {
+        "lat": 6.90152,
+        "lon": -7.41376,
+        "name": "Di\u00e9hiba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 221608.55,
+      "perimeter_km": 5164.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 26.1,
+        "lon": 44.0,
+        "name": "Unaizah"
+      },
+      {
+        "lat": 25.02126,
+        "lon": 37.2685,
+        "name": "Umluj"
+      },
+      {
+        "lat": 31.15889,
+        "lon": 35.69278,
+        "name": "\u2018Izr\u0101"
+      },
+      {
+        "lat": 39.99096,
+        "lon": 46.92736,
+        "name": "A\u011fdam"
+      },
+      {
+        "lat": 34.30158,
+        "lon": 48.82166,
+        "name": "Mal\u0101yer"
+      },
+      {
+        "lat": 23.58645,
+        "lon": 56.53969,
+        "name": "Yanqul"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1794552.2,
+      "perimeter_km": 6153.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -21.88778,
+        "lon": -42.70444,
+        "name": "Al\u00e9m Para\u00edba"
+      },
+      {
+        "lat": -21.03306,
+        "lon": -44.75806,
+        "name": "Bom Sucesso"
+      },
+      {
+        "lat": -15.81009,
+        "lon": -48.03077,
+        "name": "Vicente Pires"
+      },
+      {
+        "lat": -7.77833,
+        "lon": -39.94111,
+        "name": "Bodoc\u00f3"
+      },
+      {
+        "lat": -6.24444,
+        "lon": -38.91361,
+        "name": "Or\u00f3s"
+      },
+      {
+        "lat": -18.755,
+        "lon": -40.89083,
+        "name": "Barra de S\u00e3o Francisco"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 752318.14,
+      "perimeter_km": 4170.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 43.63675,
+        "lon": 1.38971,
+        "name": "Blagnac"
+      },
+      {
+        "lat": 51.50583,
+        "lon": -3.57722,
+        "name": "Bridgend"
+      },
+      {
+        "lat": 51.41082,
+        "lon": -0.6748,
+        "name": "Ascot"
+      },
+      {
+        "lat": 54.0887,
+        "lon": 12.14049,
+        "name": "Rostock"
+      },
+      {
+        "lat": 52.51732,
+        "lon": 13.58871,
+        "name": "Kaulsdorf"
+      },
+      {
+        "lat": 51.14942,
+        "lon": 15.00835,
+        "name": "Zgorzelec"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 725887.73,
+      "perimeter_km": 3761.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 22.71667,
+        "lon": 70.28333,
+        "name": "Jodiya Bandar"
+      },
+      {
+        "lat": 38.20835,
+        "lon": 67.20664,
+        "name": "Boysun"
+      },
+      {
+        "lat": 40.35667,
+        "lon": 71.28472,
+        "name": "Rishton"
+      },
+      {
+        "lat": 29.10298,
+        "lon": 75.17138,
+        "name": "Bh\u0101dra"
+      },
+      {
+        "lat": 22.59573,
+        "lon": 76.9133,
+        "name": "Kh\u0101tegaon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1019201.97,
+      "perimeter_km": 4896.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -30.51436,
+        "lon": -53.48496,
+        "name": "Ca\u00e7apava do Sul"
+      },
+      {
+        "lat": -34.5904,
+        "lon": -58.62904,
+        "name": "Hurlingham"
+      },
+      {
+        "lat": -27.16944,
+        "lon": -53.71222,
+        "name": "Itapiranga"
+      },
+      {
+        "lat": -17.08222,
+        "lon": -40.93583,
+        "name": "\u00c1guas Formosas"
+      },
+      {
+        "lat": -23.77806,
+        "lon": -45.35806,
+        "name": "Ilhabela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 467031.61,
+      "perimeter_km": 5311.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.32605,
+        "lon": -3.51089,
+        "name": "Rivas-Vaciamadrid"
+      },
+      {
+        "lat": 40.28106,
+        "lon": -7.50504,
+        "name": "Covilh\u00e3"
+      },
+      {
+        "lat": 52.33964,
+        "lon": 4.96256,
+        "name": "Diemen"
+      },
+      {
+        "lat": 51.83167,
+        "lon": 4.6875,
+        "name": "Papendrecht"
+      },
+      {
+        "lat": 50.89559,
+        "lon": 7.18175,
+        "name": "R\u00f6srath"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 386181.35,
+      "perimeter_km": 3679.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 28.75888,
+        "lon": -81.31784,
+        "name": "Lake Mary"
+      },
+      {
+        "lat": 43.61558,
+        "lon": -84.24721,
+        "name": "Midland"
+      },
+      {
+        "lat": 42.58342,
+        "lon": -71.8023,
+        "name": "Fitchburg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 835276.27,
+      "perimeter_km": 4446.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -8.47175,
+        "lon": 13.37011,
+        "name": "Barra do Dande"
+      },
+      {
+        "lat": -1.9495,
+        "lon": 30.1697,
+        "name": "Ndera"
+      },
+      {
+        "lat": 8.4541,
+        "lon": 39.21752,
+        "name": "Wonji"
+      },
+      {
+        "lat": -6.7,
+        "lon": 38.73333,
+        "name": "Mlandizi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3124410.82,
+      "perimeter_km": 8014.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -45.40303,
+        "lon": -72.69184,
+        "name": "Puerto Ays\u00e9n"
+      },
+      {
+        "lat": -39.09631,
+        "lon": -67.08374,
+        "name": "Villa Regina"
+      },
+      {
+        "lat": -21.41972,
+        "lon": -50.0775,
+        "name": "Pen\u00e1polis"
+      },
+      {
+        "lat": -36.89384,
+        "lon": -60.32319,
+        "name": "Olavarr\u00eda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 516557.11,
+      "perimeter_km": 6769.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -33.83136,
+        "lon": 20.05595,
+        "name": "Ashton"
+      },
+      {
+        "lat": -33.56668,
+        "lon": 18.48335,
+        "name": "Atlantis"
+      },
+      {
+        "lat": -28.44776,
+        "lon": 21.25612,
+        "name": "Upington"
+      },
+      {
+        "lat": -23.317,
+        "lon": 17.09,
+        "name": "Rehoboth"
+      },
+      {
+        "lat": -23.90449,
+        "lon": 29.46885,
+        "name": "Polokwane"
+      },
+      {
+        "lat": -27.27888,
+        "lon": 28.49696,
+        "name": "Frankfort"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1036737.5,
+      "perimeter_km": 4219.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 5.65396,
+        "lon": 0.0264,
+        "name": "Tema New Town"
+      },
+      {
+        "lat": 9.08297,
+        "lon": 3.85196,
+        "name": "Kisi"
+      },
+      {
+        "lat": 11.80937,
+        "lon": 8.84422,
+        "name": "Wudil"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 38155.72,
+      "perimeter_km": 2379.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.29876,
+        "lon": -90.18481,
+        "name": "Jackson"
+      },
+      {
+        "lat": 40.87589,
+        "lon": -81.40234,
+        "name": "North Canton"
+      },
+      {
+        "lat": 43.85012,
+        "lon": -79.03288,
+        "name": "Ajax"
+      },
+      {
+        "lat": 39.36415,
+        "lon": -74.42306,
+        "name": "Atlantic City"
+      },
+      {
+        "lat": 35.26208,
+        "lon": -81.1873,
+        "name": "Gastonia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 669499.74,
+      "perimeter_km": 3891.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 4.75477,
+        "lon": 115.01011,
+        "name": "Limbang"
+      },
+      {
+        "lat": 23.91952,
+        "lon": 112.17629,
+        "name": "Huaicheng"
+      },
+      {
+        "lat": 23.7,
+        "lon": 113.03333,
+        "name": "Qingyuan"
+      },
+      {
+        "lat": 15.3072,
+        "lon": 120.9464,
+        "name": "Gapan"
+      },
+      {
+        "lat": 12.5698,
+        "lon": 125.0141,
+        "name": "Laoang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1242200.39,
+      "perimeter_km": 5425.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 30.83658,
+        "lon": -83.97878,
+        "name": "Thomasville"
+      },
+      {
+        "lat": 41.5931,
+        "lon": -81.52679,
+        "name": "Euclid"
+      },
+      {
+        "lat": 41.81843,
+        "lon": -73.14372,
+        "name": "West Torrington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 409025.22,
+      "perimeter_km": 3469.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -22.27407,
+        "lon": 166.44884,
+        "name": "Noum\u00e9a"
+      },
+      {
+        "lat": -36.88745,
+        "lon": 174.77059,
+        "name": "Epsom"
+      },
+      {
+        "lat": -44.39672,
+        "lon": 171.25364,
+        "name": "Timaru"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 595347.33,
+      "perimeter_km": 5196.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -1.19583,
+        "lon": -47.18083,
+        "name": "Capanema"
+      },
+      {
+        "lat": -3.22028,
+        "lon": -45.00361,
+        "name": "Viana"
+      },
+      {
+        "lat": -7.35917,
+        "lon": -41.13778,
+        "name": "Jaic\u00f3s"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 7884.63,
+      "perimeter_km": 1917.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.07018,
+        "lon": 145.47411,
+        "name": "Pakenham"
+      },
+      {
+        "lat": -38.17058,
+        "lon": 144.3114,
+        "name": "Highton"
+      },
+      {
+        "lat": -37.81667,
+        "lon": 144.9,
+        "name": "Yarraville"
+      },
+      {
+        "lat": -33.8178,
+        "lon": 151.00348,
+        "name": "Parramatta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 20455.94,
+      "perimeter_km": 1560.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      },
+      {
+        "lat": -33.32711,
+        "lon": 115.64137,
+        "name": "Bunbury"
+      },
+      {
+        "lat": -31.88775,
+        "lon": 115.9099,
+        "name": "Morley"
+      },
+      {
+        "lat": -23.69748,
+        "lon": 133.88362,
+        "name": "Alice Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 411992.58,
+      "perimeter_km": 4419.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 4.49154,
+        "lon": -74.25957,
+        "name": "Sibat\u00e9"
+      },
+      {
+        "lat": 4.53656,
+        "lon": -75.67263,
+        "name": "Armenia"
+      },
+      {
+        "lat": 10.48666,
+        "lon": -66.73799,
+        "name": "Caucag\u00fcito"
+      },
+      {
+        "lat": 2.81972,
+        "lon": -60.67333,
+        "name": "Boa Vista"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 634148.13,
+      "perimeter_km": 3945.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.67041,
+        "lon": -3.6892,
+        "name": "Aranda de Duero"
+      },
+      {
+        "lat": 53.35578,
+        "lon": -2.86572,
+        "name": "Hunts Cross"
+      },
+      {
+        "lat": 56.46913,
+        "lon": -2.97489,
+        "name": "Dundee"
+      },
+      {
+        "lat": 50.34802,
+        "lon": 18.93282,
+        "name": "Bytom"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1299230.58,
+      "perimeter_km": 5226.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 46.53989,
+        "lon": 6.5881,
+        "name": "Renens"
+      },
+      {
+        "lat": 57.77051,
+        "lon": 12.26904,
+        "name": "Lerum"
+      },
+      {
+        "lat": 55.98139,
+        "lon": 22.24722,
+        "name": "Telsiai"
+      },
+      {
+        "lat": 44.38808,
+        "lon": 26.07144,
+        "name": "Sector 5"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1324505.59,
+      "perimeter_km": 4794.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 13.93244,
+        "lon": 120.81327,
+        "name": "Calaca"
+      },
+      {
+        "lat": 15.0956,
+        "lon": 120.8267,
+        "name": "Candaba"
+      },
+      {
+        "lat": 14.1364,
+        "lon": 121.4165,
+        "name": "Nagcarlan"
+      },
+      {
+        "lat": 13.35,
+        "lon": 123.55,
+        "name": "San Jose"
+      },
+      {
+        "lat": 1.72837,
+        "lon": 128.00948,
+        "name": "Tobelo"
+      },
+      {
+        "lat": 7.37035,
+        "lon": 124.26973,
+        "name": "Parang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 219855.36,
+      "perimeter_km": 3455.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 35.80167,
+        "lon": 126.88889,
+        "name": "Kimje"
+      },
+      {
+        "lat": 36.54356,
+        "lon": 119.81326,
+        "name": "Damoujia"
+      },
+      {
+        "lat": 45.768,
+        "lon": 130.9953,
+        "name": "Qitaihe"
+      },
+      {
+        "lat": 35.49576,
+        "lon": 135.74604,
+        "name": "Obama"
+      },
+      {
+        "lat": 35.00267,
+        "lon": 136.8642,
+        "name": "Chita"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 836114.11,
+      "perimeter_km": 4259.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -30.58072,
+        "lon": -59.92962,
+        "name": "San Javier"
+      },
+      {
+        "lat": -20.81972,
+        "lon": -49.37944,
+        "name": "S\u00e3o Jos\u00e9 do Rio Preto"
+      },
+      {
+        "lat": -25.42944,
+        "lon": -50.00639,
+        "name": "Palmeira"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 224768.59,
+      "perimeter_km": 3159.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -32.85704,
+        "lon": -61.15114,
+        "name": "Carcara\u00f1\u00e1"
+      },
+      {
+        "lat": -22.73206,
+        "lon": -64.33724,
+        "name": "Bermejo"
+      },
+      {
+        "lat": -28.55104,
+        "lon": -56.04125,
+        "name": "Santo Tom\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 357264.31,
+      "perimeter_km": 2905.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 37.98869,
+        "lon": -84.47772,
+        "name": "Lexington"
+      },
+      {
+        "lat": 42.49276,
+        "lon": -92.34296,
+        "name": "Waterloo"
+      },
+      {
+        "lat": 43.72267,
+        "lon": -79.26052,
+        "name": "Kennedy Park"
+      },
+      {
+        "lat": 41.1595,
+        "lon": -81.44039,
+        "name": "Stow"
+      },
+      {
+        "lat": 40.68677,
+        "lon": -73.37345,
+        "name": "Lindenhurst"
+      },
+      {
+        "lat": 40.51868,
+        "lon": -78.39474,
+        "name": "Altoona"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 497892.98,
+      "perimeter_km": 3938.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.00042,
+        "lon": -57.5562,
+        "name": "Mar del Plata"
+      },
+      {
+        "lat": -24.79889,
+        "lon": -53.30667,
+        "name": "Corb\u00e9lia"
+      },
+      {
+        "lat": -24.73611,
+        "lon": -48.12278,
+        "name": "Cajati"
+      },
+      {
+        "lat": -29.16806,
+        "lon": -51.17944,
+        "name": "Caxias do Sul"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 406391.56,
+      "perimeter_km": 3768.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -20.04063,
+        "lon": -63.52396,
+        "name": "Camiri"
+      },
+      {
+        "lat": -3.22083,
+        "lon": -64.80417,
+        "name": "Alvar\u00e3es"
+      },
+      {
+        "lat": -13.55222,
+        "lon": -52.26833,
+        "name": "Canarana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1193914.32,
+      "perimeter_km": 5066.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.83039,
+        "lon": -77.19637,
+        "name": "Annandale"
+      },
+      {
+        "lat": 40.8126,
+        "lon": -73.88402,
+        "name": "Hunts Point"
+      },
+      {
+        "lat": 39.74345,
+        "lon": -74.28098,
+        "name": "Ocean Acres"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 13394.96,
+      "perimeter_km": 752.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 52.51667,
+        "lon": 13.28333,
+        "name": "Charlottenburg"
+      },
+      {
+        "lat": 68.96778,
+        "lon": 33.09922,
+        "name": "Murmansk"
+      },
+      {
+        "lat": 57.2145,
+        "lon": 41.92555,
+        "name": "Vichuga"
+      },
+      {
+        "lat": 56.00121,
+        "lon": 38.36492,
+        "name": "Chernogolovka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1395860.52,
+      "perimeter_km": 5398.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -15.32916,
+        "lon": 28.68204,
+        "name": "Chongwe"
+      },
+      {
+        "lat": 0.57139,
+        "lon": 33.74167,
+        "name": "Bugiri"
+      },
+      {
+        "lat": 1.78784,
+        "lon": 44.52999,
+        "name": "Qoryooley"
+      },
+      {
+        "lat": -12.78636,
+        "lon": 45.21732,
+        "name": "Mtsap\u00e9r\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2510417.91,
+      "perimeter_km": 6488.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -42.87936,
+        "lon": 147.32941,
+        "name": "Hobart"
+      },
+      {
+        "lat": -37.90232,
+        "lon": 145.01734,
+        "name": "Brighton East"
+      },
+      {
+        "lat": -32.24295,
+        "lon": 148.60484,
+        "name": "Dubbo"
+      },
+      {
+        "lat": -27.93994,
+        "lon": 153.31436,
+        "name": "Pacific Pines"
+      },
+      {
+        "lat": -33.82346,
+        "lon": 150.94607,
+        "name": "Greystanes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 426257.95,
+      "perimeter_km": 3701.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -22.54605,
+        "lon": 27.12507,
+        "name": "Palapye"
+      },
+      {
+        "lat": 0.45972,
+        "lon": 33.48028,
+        "name": "Mayuge"
+      },
+      {
+        "lat": -10.33333,
+        "lon": 39.28333,
+        "name": "Nyangao"
+      },
+      {
+        "lat": -12.73361,
+        "lon": 45.20417,
+        "name": "Koungou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1848859.0,
+      "perimeter_km": 6909.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 22.29161,
+        "lon": 70.79322,
+        "name": "R\u0101jkot"
+      },
+      {
+        "lat": 23.71472,
+        "lon": 72.11279,
+        "name": "Ch\u0101nasma"
+      },
+      {
+        "lat": 27.79836,
+        "lon": 73.34297,
+        "name": "Deshnoke"
+      },
+      {
+        "lat": 30.16776,
+        "lon": 76.87046,
+        "name": "Sh\u0101h\u0101b\u0101d"
+      },
+      {
+        "lat": 12.99623,
+        "lon": 80.07514,
+        "name": "Kavanur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 839548.52,
+      "perimeter_km": 4474.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 35.44201,
+        "lon": -97.44087,
+        "name": "Del City"
+      },
+      {
+        "lat": 41.66616,
+        "lon": -81.33955,
+        "name": "Mentor"
+      },
+      {
+        "lat": 42.40843,
+        "lon": -71.01199,
+        "name": "Revere"
+      },
+      {
+        "lat": 40.65371,
+        "lon": -73.93042,
+        "name": "East Flatbush"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 318165.7,
+      "perimeter_km": 4857.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.76392,
+        "lon": -9.22804,
+        "name": "Falagueira"
+      },
+      {
+        "lat": 50.82803,
+        "lon": 3.26487,
+        "name": "Kortrijk"
+      },
+      {
+        "lat": 52.27152,
+        "lon": 11.85493,
+        "name": "Burg bei Magdeburg"
+      },
+      {
+        "lat": 41.48333,
+        "lon": 2.18333,
+        "name": "Montcada i Reixac"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 802530.82,
+      "perimeter_km": 4694.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 30.78783,
+        "lon": 75.47391,
+        "name": "Jagraon"
+      },
+      {
+        "lat": 29.47091,
+        "lon": 77.70332,
+        "name": "Muzaffarnagar"
+      },
+      {
+        "lat": 22.58826,
+        "lon": 88.23544,
+        "name": "Mahiari"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3775.68,
+      "perimeter_km": 3119.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 13.30569,
+        "lon": -87.17882,
+        "name": "Ciudad Choluteca"
+      },
+      {
+        "lat": 30.40159,
+        "lon": -86.86357,
+        "name": "Navarre"
+      },
+      {
+        "lat": 22.79613,
+        "lon": -82.50667,
+        "name": "G\u00fcira de Melena"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 439972.45,
+      "perimeter_km": 4016.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 11.63422,
+        "lon": 78.87412,
+        "name": "Chinna Salem"
+      },
+      {
+        "lat": 11.31691,
+        "lon": 77.67422,
+        "name": "Tindal"
+      },
+      {
+        "lat": 29.83,
+        "lon": 80.55,
+        "name": "D\u0101rchul\u0101"
+      },
+      {
+        "lat": 31.47678,
+        "lon": 92.05729,
+        "name": "Nagqu"
+      },
+      {
+        "lat": 24.41112,
+        "lon": 88.98673,
+        "name": "Natore"
+      },
+      {
+        "lat": 13.58956,
+        "lon": 100.38734,
+        "name": "Ban Samae Dam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2985102.04,
+      "perimeter_km": 8212.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -18.44833,
+        "lon": -50.45167,
+        "name": "Quirin\u00f3polis"
+      },
+      {
+        "lat": -3.42806,
+        "lon": -60.45944,
+        "name": "Manaquiri"
+      },
+      {
+        "lat": -6.495,
+        "lon": -43.70222,
+        "name": "S\u00e3o Jo\u00e3o dos Patos"
+      },
+      {
+        "lat": -23.49417,
+        "lon": -46.43222,
+        "name": "S\u00e3o Miguel"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1852336.91,
+      "perimeter_km": 6492.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -31.39195,
+        "lon": -58.01706,
+        "name": "Concordia"
+      },
+      {
+        "lat": -18.44833,
+        "lon": -50.45167,
+        "name": "Quirin\u00f3polis"
+      },
+      {
+        "lat": -22.65278,
+        "lon": -43.04056,
+        "name": "Mag\u00e9"
+      },
+      {
+        "lat": -26.17722,
+        "lon": -50.39,
+        "name": "Canoinhas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 827849.53,
+      "perimeter_km": 4312.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 24.17541,
+        "lon": 96.34144,
+        "name": "Katha"
+      },
+      {
+        "lat": 25.30543,
+        "lon": 96.93537,
+        "name": "Mogaung"
+      },
+      {
+        "lat": 29.52743,
+        "lon": 107.20071,
+        "name": "Qingyang"
+      },
+      {
+        "lat": 34.92889,
+        "lon": 116.46528,
+        "name": "Yucheng"
+      },
+      {
+        "lat": 22.38679,
+        "lon": 114.20275,
+        "name": "City One"
+      },
+      {
+        "lat": 19.80755,
+        "lon": 109.34539,
+        "name": "Mutang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1808157.55,
+      "perimeter_km": 5729.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.13845,
+        "lon": -95.60107,
+        "name": "Sulphur Springs"
+      },
+      {
+        "lat": 51.2167,
+        "lon": -102.46766,
+        "name": "Yorkton"
+      },
+      {
+        "lat": 46.51677,
+        "lon": -84.33325,
+        "name": "Sault Ste. Marie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1252454.75,
+      "perimeter_km": 5274.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -33.78269,
+        "lon": 151.04888,
+        "name": "Carlingford"
+      },
+      {
+        "lat": -26.65682,
+        "lon": 153.07955,
+        "name": "Sunshine Coast"
+      },
+      {
+        "lat": -27.3171,
+        "lon": 153.03097,
+        "name": "Bracken Ridge"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 5006.72,
+      "perimeter_km": 1633.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -26.25,
+        "lon": 28.4,
+        "name": "Springs"
+      },
+      {
+        "lat": -21.69785,
+        "lon": 21.64581,
+        "name": "Ghanzi"
+      },
+      {
+        "lat": -23.90449,
+        "lon": 29.46885,
+        "name": "Polokwane"
+      },
+      {
+        "lat": -24.68941,
+        "lon": 33.25844,
+        "name": "Xilembene"
+      },
+      {
+        "lat": -28.16678,
+        "lon": 30.23371,
+        "name": "Dundee"
+      },
+      {
+        "lat": -29.82068,
+        "lon": 30.88674,
+        "name": "Pinetown"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 250200.25,
+      "perimeter_km": 3235.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -11.76097,
+        "lon": 27.25135,
+        "name": "Kipushi"
+      },
+      {
+        "lat": -7.51668,
+        "lon": 24.17404,
+        "name": "Kanyama"
+      },
+      {
+        "lat": -3.9,
+        "lon": 32.93333,
+        "name": "Isaka"
+      },
+      {
+        "lat": -7.40409,
+        "lon": 36.98309,
+        "name": "Mikumi"
+      },
+      {
+        "lat": -13.03333,
+        "lon": 33.48333,
+        "name": "Kasungu"
+      },
+      {
+        "lat": -19.86439,
+        "lon": 34.46735,
+        "name": "B\u00fazi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1104787.75,
+      "perimeter_km": 4909.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.8792,
+        "lon": -87.84312,
+        "name": "Maywood"
+      },
+      {
+        "lat": 42.49698,
+        "lon": -82.88881,
+        "name": "Saint Clair Shores"
+      },
+      {
+        "lat": 43.81205,
+        "lon": -79.33082,
+        "name": "Steeles"
+      },
+      {
+        "lat": 45.3001,
+        "lon": -75.91606,
+        "name": "Kanata"
+      },
+      {
+        "lat": 39.14511,
+        "lon": -76.90025,
+        "name": "Scaggsville"
+      },
+      {
+        "lat": 37.59015,
+        "lon": -77.55638,
+        "name": "Tuckahoe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 472142.51,
+      "perimeter_km": 2925.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -18.91806,
+        "lon": -54.84417,
+        "name": "Rio Verde de Mato Grosso"
+      },
+      {
+        "lat": -13.41316,
+        "lon": -41.28572,
+        "name": "Ibicoara"
+      },
+      {
+        "lat": -22.70556,
+        "lon": -46.98583,
+        "name": "Jaguari\u00fana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 549763.83,
+      "perimeter_km": 3685.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.4039,
+        "lon": -96.18166,
+        "name": "Emporia"
+      },
+      {
+        "lat": 42.69743,
+        "lon": -87.85577,
+        "name": "Mount Pleasant"
+      },
+      {
+        "lat": 41.38949,
+        "lon": -82.01903,
+        "name": "North Ridgeville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 154951.17,
+      "perimeter_km": 2604.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.57654,
+        "lon": -3.92658,
+        "name": "Torrelodones"
+      },
+      {
+        "lat": 53.08691,
+        "lon": -2.23777,
+        "name": "Kidsgrove"
+      },
+      {
+        "lat": 41.53809,
+        "lon": 1.87025,
+        "name": "Esparreguera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 329680.27,
+      "perimeter_km": 3214.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -2.66667,
+        "lon": 32.65,
+        "name": "Sengerema"
+      },
+      {
+        "lat": 1.9399,
+        "lon": 32.16605,
+        "name": "Kiryandongo Refugee Camp"
+      },
+      {
+        "lat": 0.66174,
+        "lon": 30.2748,
+        "name": "Fort Portal"
+      },
+      {
+        "lat": 26.99306,
+        "lon": 31.41605,
+        "name": "Al Bad\u0101r\u012b"
+      },
+      {
+        "lat": 12.03219,
+        "lon": 39.04756,
+        "name": "Lalibela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1735838.47,
+      "perimeter_km": 7324.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      },
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      },
+      {
+        "lat": -32.05799,
+        "lon": 115.91814,
+        "name": "Canning Vale"
+      },
+      {
+        "lat": -28.77897,
+        "lon": 114.61459,
+        "name": "Geraldton"
+      },
+      {
+        "lat": -23.69748,
+        "lon": 133.88362,
+        "name": "Alice Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 778308.75,
+      "perimeter_km": 4794.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -23.54771,
+        "lon": -46.63145,
+        "name": "Se"
+      },
+      {
+        "lat": -20.58139,
+        "lon": -47.85472,
+        "name": "S\u00e3o Joaquim da Barra"
+      },
+      {
+        "lat": -5.65084,
+        "lon": -48.11119,
+        "name": "Araguatins"
+      },
+      {
+        "lat": -5.89056,
+        "lon": -38.62194,
+        "name": "Jaguaribe"
+      },
+      {
+        "lat": -13.54232,
+        "lon": -43.57968,
+        "name": "Serra do Ramalho"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1327348.45,
+      "perimeter_km": 5230.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -44.39672,
+        "lon": 171.25364,
+        "name": "Timaru"
+      },
+      {
+        "lat": -36.8582,
+        "lon": 174.62019,
+        "name": "Lincoln"
+      },
+      {
+        "lat": -37.78821,
+        "lon": 175.2902,
+        "name": "Hamilton East"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 38765.86,
+      "perimeter_km": 1812.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -22.07444,
+        "lon": -48.74028,
+        "name": "Bariri"
+      },
+      {
+        "lat": -25.39048,
+        "lon": -51.46541,
+        "name": "Guarapuava"
+      },
+      {
+        "lat": -14.33611,
+        "lon": -43.77361,
+        "name": "Malhada"
+      },
+      {
+        "lat": -19.47833,
+        "lon": -46.53889,
+        "name": "Ibi\u00e1"
+      },
+      {
+        "lat": -21.90389,
+        "lon": -47.61944,
+        "name": "Descalvado"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 53093.97,
+      "perimeter_km": 2981.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 0.00694,
+        "lon": 15.63333,
+        "name": "Makoua"
+      },
+      {
+        "lat": 5.15689,
+        "lon": 10.01996,
+        "name": "Kekem"
+      },
+      {
+        "lat": -2.51222,
+        "lon": 30.65583,
+        "name": "Ngara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 396405.24,
+      "perimeter_km": 4985.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.18516,
+        "lon": -5.78093,
+        "name": "Utrera"
+      },
+      {
+        "lat": 43.66228,
+        "lon": -7.59344,
+        "name": "Viveiro"
+      },
+      {
+        "lat": 53.56507,
+        "lon": -2.12267,
+        "name": "Royton"
+      },
+      {
+        "lat": 50.54322,
+        "lon": 7.1113,
+        "name": "Bad Neuenahr-Ahrweiler"
+      },
+      {
+        "lat": 42.21389,
+        "lon": 20.73972,
+        "name": "Prizren"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2133220.45,
+      "perimeter_km": 6341.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 9.67948,
+        "lon": 76.35889,
+        "name": "Kok\u014dtamangalam South"
+      },
+      {
+        "lat": 14.46693,
+        "lon": 75.92694,
+        "name": "Davangere"
+      },
+      {
+        "lat": 22.37738,
+        "lon": 73.00072,
+        "name": "Anklav"
+      },
+      {
+        "lat": 11.16378,
+        "lon": 77.60388,
+        "name": "Chennimalai"
+      },
+      {
+        "lat": 6.773,
+        "lon": 79.8816,
+        "name": "Moratuwa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 239019.62,
+      "perimeter_km": 3859.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.24315,
+        "lon": -8.60651,
+        "name": "Vermoim"
+      },
+      {
+        "lat": 45.13925,
+        "lon": 7.77008,
+        "name": "Settimo Torinese"
+      },
+      {
+        "lat": 43.34122,
+        "lon": 3.21402,
+        "name": "B\u00e9ziers"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 74387.94,
+      "perimeter_km": 2806.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 18.56286,
+        "lon": 103.72671,
+        "name": "Borikhan"
+      },
+      {
+        "lat": 22.35099,
+        "lon": 114.20056,
+        "name": "Tsz Ching Estate"
+      },
+      {
+        "lat": 14.81667,
+        "lon": 120.86667,
+        "name": "Balagtas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 597771.49,
+      "perimeter_km": 4133.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 35.23722,
+        "lon": 11.115,
+        "name": "Chebba"
+      },
+      {
+        "lat": 32.08963,
+        "lon": 23.95385,
+        "name": "Tobruk"
+      },
+      {
+        "lat": 30.21035,
+        "lon": 31.36812,
+        "name": "Al Kh\u0101nkah"
+      },
+      {
+        "lat": 29.30995,
+        "lon": 30.8418,
+        "name": "Al Fayyum"
+      },
+      {
+        "lat": 11.73292,
+        "lon": 28.35786,
+        "name": "Al F\u016blah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2051238.55,
+      "perimeter_km": 7195.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -32.03077,
+        "lon": -60.30619,
+        "name": "Crespo"
+      },
+      {
+        "lat": -6.10167,
+        "lon": -49.59806,
+        "name": "Curion\u00f3polis"
+      },
+      {
+        "lat": -11.45528,
+        "lon": -41.43611,
+        "name": "Am\u00e9rica Dourada"
+      },
+      {
+        "lat": -13.77333,
+        "lon": -42.71417,
+        "name": "Igapor\u00e3"
+      },
+      {
+        "lat": -20.58139,
+        "lon": -47.85472,
+        "name": "S\u00e3o Joaquim da Barra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1782717.98,
+      "perimeter_km": 7167.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 21.23219,
+        "lon": 78.91988,
+        "name": "Kalmeshwar"
+      },
+      {
+        "lat": 24.71312,
+        "lon": 78.13809,
+        "name": "Chanderi"
+      },
+      {
+        "lat": 25.51704,
+        "lon": 91.26484,
+        "name": "Nongstoin"
+      },
+      {
+        "lat": 23.95946,
+        "lon": 88.04018,
+        "name": "K\u0101ndi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 301058.25,
+      "perimeter_km": 3072.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -13.7804,
+        "lon": 34.4587,
+        "name": "Salima"
+      },
+      {
+        "lat": 0.5635,
+        "lon": 34.56055,
+        "name": "Bungoma"
+      },
+      {
+        "lat": -0.33316,
+        "lon": 37.64587,
+        "name": "Chuka"
+      },
+      {
+        "lat": -14.87056,
+        "lon": 37.00444,
+        "name": "Mutu\u00e1li"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 502944.81,
+      "perimeter_km": 3870.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.784,
+        "lon": -77.46971,
+        "name": "Manassas Park"
+      },
+      {
+        "lat": 40.3359,
+        "lon": -80.08339,
+        "name": "Upper Saint Clair"
+      },
+      {
+        "lat": 43.5789,
+        "lon": -79.6583,
+        "name": "Mississauga"
+      },
+      {
+        "lat": 42.29593,
+        "lon": -71.71285,
+        "name": "Shrewsbury"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 206431.18,
+      "perimeter_km": 1930.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.42603,
+        "lon": -58.57962,
+        "name": "Tigre"
+      },
+      {
+        "lat": -23.31028,
+        "lon": -51.16278,
+        "name": "Londrina"
+      },
+      {
+        "lat": -22.75361,
+        "lon": -47.41361,
+        "name": "Santa B\u00e1rbara d'Oeste"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 223433.28,
+      "perimeter_km": 3511.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.45535,
+        "lon": -3.46973,
+        "name": "Torrej\u00f3n de Ardoz"
+      },
+      {
+        "lat": 51.41505,
+        "lon": -0.0927,
+        "name": "Upper Norwood"
+      },
+      {
+        "lat": 57.10557,
+        "lon": 12.25078,
+        "name": "Varberg"
+      },
+      {
+        "lat": 47.40372,
+        "lon": 8.57608,
+        "name": "Z\u00fcrich (Kreis 12)"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 834231.53,
+      "perimeter_km": 4605.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 29.71617,
+        "lon": 106.60684,
+        "name": "Shuanglonghu"
+      },
+      {
+        "lat": 26.45,
+        "lon": 99.15,
+        "name": "Yingpan"
+      },
+      {
+        "lat": 36.04917,
+        "lon": 119.54139,
+        "name": "Xinxing"
+      },
+      {
+        "lat": 34.43417,
+        "lon": 117.29833,
+        "name": "Liuquan"
+      },
+      {
+        "lat": 33.63611,
+        "lon": 116.97889,
+        "name": "Suzhou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 175996.16,
+      "perimeter_km": 4460.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 53.55406,
+        "lon": 10.08989,
+        "name": "Horn"
+      },
+      {
+        "lat": 52.24864,
+        "lon": 26.80061,
+        "name": "Luninyets"
+      },
+      {
+        "lat": 49.58925,
+        "lon": 34.55367,
+        "name": "Poltava"
+      },
+      {
+        "lat": 43.6625,
+        "lon": 43.53694,
+        "name": "Dugulubgey"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 308151.76,
+      "perimeter_km": 5357.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 4.98218,
+        "lon": -7.06024,
+        "name": "Gn\u00e9passo"
+      },
+      {
+        "lat": 10.09085,
+        "lon": -5.19482,
+        "name": "Kaouara"
+      },
+      {
+        "lat": 9.61524,
+        "lon": 6.54776,
+        "name": "Minna"
+      },
+      {
+        "lat": 7.63527,
+        "lon": 4.18156,
+        "name": "Iwo"
+      },
+      {
+        "lat": 5.10658,
+        "lon": 7.36667,
+        "name": "Aba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 697545.67,
+      "perimeter_km": 4280.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -28.77897,
+        "lon": 114.61459,
+        "name": "Geraldton"
+      },
+      {
+        "lat": -31.83291,
+        "lon": 115.7759,
+        "name": "Duncraig"
+      },
+      {
+        "lat": -32.32889,
+        "lon": 115.83047,
+        "name": "Baldivis"
+      },
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 21426.28,
+      "perimeter_km": 1119.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -17.46667,
+        "lon": 49.2,
+        "name": "Vavatenina"
+      },
+      {
+        "lat": -17.01009,
+        "lon": 48.57313,
+        "name": "Andilamena"
+      },
+      {
+        "lat": -16.98333,
+        "lon": 49.85,
+        "name": "Ambodifotatra"
+      },
+      {
+        "lat": -20.40806,
+        "lon": 57.7,
+        "name": "Mah\u00e9bourg"
+      },
+      {
+        "lat": -20.92909,
+        "lon": 55.3348,
+        "name": "La Possession"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 103777.37,
+      "perimeter_km": 2132.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.88935,
+        "lon": 1.83722,
+        "name": "Toviklin"
+      },
+      {
+        "lat": 12.95007,
+        "lon": -5.76024,
+        "name": "Bla"
+      },
+      {
+        "lat": 13.4345,
+        "lon": -1.61361,
+        "name": "Kouka"
+      },
+      {
+        "lat": 14.3521,
+        "lon": 3.3168,
+        "name": "Filingu\u00e9"
+      },
+      {
+        "lat": 9.9333,
+        "lon": 13.94671,
+        "name": "Guider"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 909726.3,
+      "perimeter_km": 4693.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.7,
+        "lon": 144.93333,
+        "name": "Glenroy"
+      },
+      {
+        "lat": -27.54333,
+        "lon": 153.20287,
+        "name": "Capalaba"
+      },
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 157420.88,
+      "perimeter_km": 2811.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 0.78417,
+        "lon": 30.53111,
+        "name": "Kyarusozi"
+      },
+      {
+        "lat": -2.59075,
+        "lon": 33.44619,
+        "name": "Magu"
+      },
+      {
+        "lat": -0.5,
+        "lon": 34.4,
+        "name": "Awendo"
+      },
+      {
+        "lat": 0.08213,
+        "lon": 34.72139,
+        "name": "Mbale"
+      },
+      {
+        "lat": -14.47815,
+        "lon": 35.26448,
+        "name": "Mangochi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 451502.05,
+      "perimeter_km": 4220.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.47366,
+        "lon": -3.57777,
+        "name": "Barajas de Madrid"
+      },
+      {
+        "lat": 50.87959,
+        "lon": 4.70093,
+        "name": "Leuven"
+      },
+      {
+        "lat": 52.29917,
+        "lon": 5.24167,
+        "name": "Huizen"
+      },
+      {
+        "lat": 51.09102,
+        "lon": 6.5827,
+        "name": "Grevenbroich"
+      },
+      {
+        "lat": 51.06713,
+        "lon": 19.44477,
+        "name": "Radomsko"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 620213.22,
+      "perimeter_km": 4669.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.8,
+        "lon": 144.96667,
+        "name": "Carlton"
+      },
+      {
+        "lat": -19.30323,
+        "lon": 146.72531,
+        "name": "Kirwan"
+      },
+      {
+        "lat": -27.56056,
+        "lon": 151.95386,
+        "name": "Toowoomba"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -33.92598,
+        "lon": 151.19347,
+        "name": "Mascot"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 783987.1,
+      "perimeter_km": 4543.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.22222,
+        "lon": 61.30667,
+        "name": "Druzhba"
+      },
+      {
+        "lat": 42.43015,
+        "lon": 68.8087,
+        "name": "Arys"
+      },
+      {
+        "lat": 31.83294,
+        "lon": 73.62213,
+        "name": "Khangah Dogran"
+      },
+      {
+        "lat": 28.6686,
+        "lon": 75.03207,
+        "name": "T\u0101r\u0101nagar"
+      },
+      {
+        "lat": 26.04259,
+        "lon": 74.02373,
+        "name": "Raipur"
+      },
+      {
+        "lat": 29.51827,
+        "lon": 70.84474,
+        "name": "Jatoi Shimali"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 802071.11,
+      "perimeter_km": 4631.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.71372,
+        "lon": -117.76091,
+        "name": "Northwood"
+      },
+      {
+        "lat": 34.19731,
+        "lon": -118.64398,
+        "name": "West Hills"
+      },
+      {
+        "lat": 49.24966,
+        "lon": -123.11934,
+        "name": "Vancouver"
+      },
+      {
+        "lat": 52.13238,
+        "lon": -106.66892,
+        "name": "Saskatoon"
+      },
+      {
+        "lat": 33.4356,
+        "lon": -112.3496,
+        "name": "Avondale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1673809.22,
+      "perimeter_km": 5641.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.99047,
+        "lon": 72.2863,
+        "name": "Tordher"
+      },
+      {
+        "lat": 38.15863,
+        "lon": 57.96072,
+        "name": "G\u00f6kdepe"
+      },
+      {
+        "lat": 50.34524,
+        "lon": 83.51562,
+        "name": "Ridder"
+      },
+      {
+        "lat": 38.48889,
+        "lon": 77.20145,
+        "name": "Yishikuli"
+      },
+      {
+        "lat": 21.86667,
+        "lon": 73.5,
+        "name": "R\u0101jp\u012bpla"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1925502.25,
+      "perimeter_km": 8436.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 17.21976,
+        "lon": -100.63032,
+        "name": "T\u00e9cpan de Galeana"
+      },
+      {
+        "lat": 18.36663,
+        "lon": -99.87185,
+        "name": "Teloloapan"
+      },
+      {
+        "lat": 21.35087,
+        "lon": -97.68656,
+        "name": "Naranjos"
+      },
+      {
+        "lat": 17.55602,
+        "lon": -92.94788,
+        "name": "Teapa"
+      },
+      {
+        "lat": 9.90028,
+        "lon": -84.0017,
+        "name": "San Diego"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 533671.6,
+      "perimeter_km": 4464.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.58011,
+        "lon": -85.07661,
+        "name": "Carrollton"
+      },
+      {
+        "lat": 38.59255,
+        "lon": -90.35734,
+        "name": "Webster Groves"
+      },
+      {
+        "lat": 45.46033,
+        "lon": -73.54817,
+        "name": "Ile-des-Soeurs"
+      },
+      {
+        "lat": 39.00455,
+        "lon": -76.87553,
+        "name": "Greenbelt"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 777788.95,
+      "perimeter_km": 4030.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 17.5242,
+        "lon": 78.32273,
+        "name": "Am\u012bnpur"
+      },
+      {
+        "lat": 21.40409,
+        "lon": 79.92617,
+        "name": "Tiror\u0101"
+      },
+      {
+        "lat": 27.31657,
+        "lon": 77.37079,
+        "name": "K\u016bmher"
+      },
+      {
+        "lat": 26.31162,
+        "lon": 82.73859,
+        "name": "Jal\u0101lpur"
+      },
+      {
+        "lat": 26.34992,
+        "lon": 84.87086,
+        "name": "Kesariy\u0101"
+      },
+      {
+        "lat": 24.52849,
+        "lon": 84.0,
+        "name": "Husain\u0101b\u0101d"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 527428.5,
+      "perimeter_km": 3123.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 5.41613,
+        "lon": -4.0159,
+        "name": "Abobo"
+      },
+      {
+        "lat": 13.68719,
+        "lon": -5.83203,
+        "name": "Diourou"
+      },
+      {
+        "lat": 8.89367,
+        "lon": 11.3596,
+        "name": "Jalingo"
+      },
+      {
+        "lat": -4.77549,
+        "lon": 17.89095,
+        "name": "Masi-Manimba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2269242.52,
+      "perimeter_km": 7256.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.01223,
+        "lon": -117.68894,
+        "name": "Chino"
+      },
+      {
+        "lat": 35.50672,
+        "lon": -97.76254,
+        "name": "Yukon"
+      },
+      {
+        "lat": 30.51353,
+        "lon": -97.73973,
+        "name": "Brushy Creek"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 510382.16,
+      "perimeter_km": 4292.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.22661,
+        "lon": -121.97468,
+        "name": "Los Gatos"
+      },
+      {
+        "lat": 47.78815,
+        "lon": -122.30874,
+        "name": "Mountlake Terrace"
+      },
+      {
+        "lat": 37.67748,
+        "lon": -113.06189,
+        "name": "Cedar City"
+      },
+      {
+        "lat": 33.46697,
+        "lon": -117.69811,
+        "name": "Dana Point"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 640325.18,
+      "perimeter_km": 3725.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 22.83918,
+        "lon": 69.7219,
+        "name": "Mundra"
+      },
+      {
+        "lat": 26.66317,
+        "lon": 68.00016,
+        "name": "Moro"
+      },
+      {
+        "lat": 27.02366,
+        "lon": 74.67579,
+        "name": "Bor\u0101war"
+      },
+      {
+        "lat": 12.561,
+        "lon": 75.38741,
+        "name": "Sullya"
+      },
+      {
+        "lat": 12.03973,
+        "lon": 75.41136,
+        "name": "Kurumathur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 587875.11,
+      "perimeter_km": 4134.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 45.47171,
+        "lon": 133.39827,
+        "name": "Lesozavodsk"
+      },
+      {
+        "lat": 46.4446,
+        "lon": 134.29342,
+        "name": "Luchegorsk"
+      },
+      {
+        "lat": 53.14657,
+        "lon": 140.72287,
+        "name": "Nikolayevsk-on-Amure"
+      },
+      {
+        "lat": 59.56274,
+        "lon": 150.80211,
+        "name": "Magadan"
+      },
+      {
+        "lat": 53.18936,
+        "lon": 158.38282,
+        "name": "Yelizovo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 842485.35,
+      "perimeter_km": 4785.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 9.29572,
+        "lon": -69.45434,
+        "name": "Ospino"
+      },
+      {
+        "lat": 6.80448,
+        "lon": -58.15527,
+        "name": "Georgetown"
+      },
+      {
+        "lat": -4.00092,
+        "lon": -49.5068,
+        "name": "Breu Branco"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 611782.01,
+      "perimeter_km": 5471.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 12.10591,
+        "lon": -85.36549,
+        "name": "Juigalpa"
+      },
+      {
+        "lat": 28.01057,
+        "lon": -82.57732,
+        "name": "Town 'n' Country"
+      },
+      {
+        "lat": 9.09211,
+        "lon": -79.53895,
+        "name": "Las Cumbres"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 618426.42,
+      "perimeter_km": 4639.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 13.38417,
+        "lon": -16.75139,
+        "name": "Brufut"
+      },
+      {
+        "lat": 13.75,
+        "lon": -15.8,
+        "name": "Nioro du Rip"
+      },
+      {
+        "lat": 14.95856,
+        "lon": -16.86999,
+        "name": "Dougnane"
+      },
+      {
+        "lat": 13.98333,
+        "lon": -14.8,
+        "name": "Koungheul"
+      },
+      {
+        "lat": 7.25957,
+        "lon": -8.15498,
+        "name": "Danan\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 130575.41,
+      "perimeter_km": 2738.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -19.05294,
+        "lon": -169.91957,
+        "name": "Alofi"
+      },
+      {
+        "lat": -14.27806,
+        "lon": -170.7025,
+        "name": "Pago Pago"
+      },
+      {
+        "lat": -13.28163,
+        "lon": -176.17453,
+        "name": "Mata-Utu"
+      },
+      {
+        "lat": -16.4332,
+        "lon": 179.36451,
+        "name": "Labasa"
+      },
+      {
+        "lat": -18.07051,
+        "lon": 178.51313,
+        "name": "Nasinu"
+      },
+      {
+        "lat": -18.14307,
+        "lon": 177.50691,
+        "name": "Sigatoka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 556450.55,
+      "perimeter_km": 3371.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -41.28664,
+        "lon": 174.77557,
+        "name": "Wellington"
+      },
+      {
+        "lat": -41.27078,
+        "lon": 173.28404,
+        "name": "Nelson"
+      },
+      {
+        "lat": -37.0646,
+        "lon": 174.94212,
+        "name": "Papakura"
+      },
+      {
+        "lat": -39.6381,
+        "lon": 176.84918,
+        "name": "Hastings"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 69620.37,
+      "perimeter_km": 1198.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 28.30415,
+        "lon": 74.96718,
+        "name": "Ch\u016bru"
+      },
+      {
+        "lat": 22.99227,
+        "lon": 72.38177,
+        "name": "S\u0101nand"
+      },
+      {
+        "lat": 37.58823,
+        "lon": 68.65886,
+        "name": "Kolkhozobod"
+      },
+      {
+        "lat": 27.42839,
+        "lon": 85.03219,
+        "name": "Hetauda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 813818.3,
+      "perimeter_km": 5201.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.9217,
+        "lon": -87.64783,
+        "name": "Lincoln Park"
+      },
+      {
+        "lat": 45.25008,
+        "lon": -74.13253,
+        "name": "Salaberry-de-Valleyfield"
+      },
+      {
+        "lat": 45.50884,
+        "lon": -73.58781,
+        "name": "Montr\u00e9al"
+      },
+      {
+        "lat": 41.14121,
+        "lon": -73.26373,
+        "name": "Fairfield"
+      },
+      {
+        "lat": 40.80204,
+        "lon": -72.84094,
+        "name": "Mastic"
+      },
+      {
+        "lat": 40.84985,
+        "lon": -73.86641,
+        "name": "The Bronx"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 321719.95,
+      "perimeter_km": 2978.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 31.6,
+        "lon": 117.86667,
+        "name": "Chaohu"
+      },
+      {
+        "lat": 36.32743,
+        "lon": 119.77875,
+        "name": "Baicheng"
+      },
+      {
+        "lat": 39.46667,
+        "lon": 141.95,
+        "name": "Yamada"
+      },
+      {
+        "lat": 36.85,
+        "lon": 138.36667,
+        "name": "Iiyama"
+      },
+      {
+        "lat": 32.98333,
+        "lon": 130.81667,
+        "name": "Kikuchi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 932557.6,
+      "perimeter_km": 4990.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.15912,
+        "lon": 145.93118,
+        "name": "Warragul"
+      },
+      {
+        "lat": -37.78247,
+        "lon": 145.31682,
+        "name": "Mooroolbark"
+      },
+      {
+        "lat": -37.74124,
+        "lon": 144.73631,
+        "name": "Caroline Springs"
+      },
+      {
+        "lat": -33.76667,
+        "lon": 150.91667,
+        "name": "Blacktown"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 36577.95,
+      "perimeter_km": 1493.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 36.20983,
+        "lon": -5.38452,
+        "name": "San Roque"
+      },
+      {
+        "lat": 47.7996,
+        "lon": 3.57033,
+        "name": "Auxerre"
+      },
+      {
+        "lat": 49.38167,
+        "lon": 3.32361,
+        "name": "Soissons"
+      },
+      {
+        "lat": 52.225,
+        "lon": 4.52222,
+        "name": "Sassenheim"
+      },
+      {
+        "lat": 57.81922,
+        "lon": 28.33181,
+        "name": "Pskov"
+      },
+      {
+        "lat": 37.96775,
+        "lon": 23.5721,
+        "name": "P\u00e9rama"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3918777.0,
+      "perimeter_km": 8417.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.40804,
+        "lon": -3.70131,
+        "name": "Lavapi\u00e9s"
+      },
+      {
+        "lat": 51.38673,
+        "lon": 0.30367,
+        "name": "Hartley"
+      },
+      {
+        "lat": 51.1,
+        "lon": 6.5,
+        "name": "J\u00fcchen"
+      },
+      {
+        "lat": 44.78237,
+        "lon": 10.8777,
+        "name": "Carpi Centro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 762362.36,
+      "perimeter_km": 3751.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.71311,
+        "lon": -90.42984,
+        "name": "Maryland Heights"
+      },
+      {
+        "lat": 41.56809,
+        "lon": -87.72033,
+        "name": "Country Club Hills"
+      },
+      {
+        "lat": 45.89452,
+        "lon": -77.28007,
+        "name": "Petawawa"
+      },
+      {
+        "lat": 34.02893,
+        "lon": -84.19858,
+        "name": "Johns Creek"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 572974.99,
+      "perimeter_km": 3564.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 35.90056,
+        "lon": 117.75194,
+        "name": "Xintai"
+      },
+      {
+        "lat": 37.01083,
+        "lon": 127.27028,
+        "name": "Anseong"
+      },
+      {
+        "lat": 37.08259,
+        "lon": 138.87413,
+        "name": "Minamiuonuma"
+      },
+      {
+        "lat": 36.05342,
+        "lon": 139.26612,
+        "name": "Ogawamachi"
+      },
+      {
+        "lat": 35.72018,
+        "lon": 139.702,
+        "name": "Shimo\u2019ochiai"
+      },
+      {
+        "lat": 33.73333,
+        "lon": 135.36667,
+        "name": "Tanabe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 408188.71,
+      "perimeter_km": 4139.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.814,
+        "lon": 144.96332,
+        "name": "Melbourne"
+      },
+      {
+        "lat": -34.91119,
+        "lon": 138.70735,
+        "name": "Adelaide Hills"
+      },
+      {
+        "lat": -27.54333,
+        "lon": 153.20287,
+        "name": "Capalaba"
+      },
+      {
+        "lat": -30.29626,
+        "lon": 153.11351,
+        "name": "Coffs Harbour"
+      },
+      {
+        "lat": -33.9681,
+        "lon": 151.13564,
+        "name": "Kogarah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 617311.69,
+      "perimeter_km": 3703.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.92873,
+        "lon": 138.60334,
+        "name": "Adelaide city centre"
+      },
+      {
+        "lat": -37.73261,
+        "lon": 144.86504,
+        "name": "Keilor East"
+      },
+      {
+        "lat": -38.03333,
+        "lon": 145.35,
+        "name": "Berwick"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3352.17,
+      "perimeter_km": 1390.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 22.71121,
+        "lon": 99.99563,
+        "name": "Nanling"
+      },
+      {
+        "lat": 29.69744,
+        "lon": 105.71369,
+        "name": "Longgang"
+      },
+      {
+        "lat": 30.79641,
+        "lon": 108.3858,
+        "name": "Pailou"
+      },
+      {
+        "lat": 15.15,
+        "lon": 108.9,
+        "name": "M\u1ef9 Kh\u00ea"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 835847.48,
+      "perimeter_km": 4246.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 45.76758,
+        "lon": 4.8345,
+        "name": "Lyon 01"
+      },
+      {
+        "lat": 52.2852,
+        "lon": -1.52,
+        "name": "Royal Leamington Spa"
+      },
+      {
+        "lat": 57.76667,
+        "lon": 11.83333,
+        "name": "Bj\u00f6rlanda"
+      },
+      {
+        "lat": 52.19656,
+        "lon": 21.17752,
+        "name": "Wawer"
+      },
+      {
+        "lat": 50.44767,
+        "lon": 23.41616,
+        "name": "Tomasz\u00f3w Lubelski"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1190387.09,
+      "perimeter_km": 4480.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 36.20005,
+        "lon": -86.51861,
+        "name": "Mount Juliet"
+      },
+      {
+        "lat": 33.42513,
+        "lon": -94.04769,
+        "name": "Texarkana"
+      },
+      {
+        "lat": 41.18389,
+        "lon": -96.03113,
+        "name": "La Vista"
+      },
+      {
+        "lat": 40.48979,
+        "lon": -81.44567,
+        "name": "New Philadelphia"
+      },
+      {
+        "lat": 44.46699,
+        "lon": -73.17096,
+        "name": "South Burlington"
+      },
+      {
+        "lat": 28.2189,
+        "lon": -82.45759,
+        "name": "Land O' Lakes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1358585.03,
+      "perimeter_km": 6622.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.96529,
+        "lon": -118.15146,
+        "name": "Bell Gardens"
+      },
+      {
+        "lat": 40.59161,
+        "lon": -111.8841,
+        "name": "Sandy"
+      },
+      {
+        "lat": 48.38202,
+        "lon": -89.25018,
+        "name": "Thunder Bay"
+      },
+      {
+        "lat": 32.85791,
+        "lon": -97.25474,
+        "name": "Watauga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2087127.95,
+      "perimeter_km": 6696.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -33.36889,
+        "lon": 19.31095,
+        "name": "Ceres"
+      },
+      {
+        "lat": -25.44141,
+        "lon": 27.51114,
+        "name": "Hartbeestfontein-A"
+      },
+      {
+        "lat": -31.70312,
+        "lon": 27.2329,
+        "name": "Lady Frere"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 253745.2,
+      "perimeter_km": 2647.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -33.79798,
+        "lon": 151.28826,
+        "name": "Manly"
+      },
+      {
+        "lat": -38.19528,
+        "lon": 146.5415,
+        "name": "Traralgon"
+      },
+      {
+        "lat": -37.99116,
+        "lon": 145.17385,
+        "name": "Keysborough"
+      },
+      {
+        "lat": -31.09048,
+        "lon": 150.92905,
+        "name": "Tamworth"
+      },
+      {
+        "lat": -28.00274,
+        "lon": 153.42999,
+        "name": "Surfers Paradise"
+      },
+      {
+        "lat": -22.27407,
+        "lon": 166.44884,
+        "name": "Noum\u00e9a"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 545188.44,
+      "perimeter_km": 5536.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.88758,
+        "lon": -6.96807,
+        "name": "A\u00efn Attig"
+      },
+      {
+        "lat": 35.09579,
+        "lon": -1.85772,
+        "name": "Ghazaouet"
+      },
+      {
+        "lat": 35.16813,
+        "lon": -2.93352,
+        "name": "Nador"
+      },
+      {
+        "lat": 35.39137,
+        "lon": -1.09238,
+        "name": "El Malah"
+      },
+      {
+        "lat": 36.57861,
+        "lon": 10.85861,
+        "name": "Korba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 41630.11,
+      "perimeter_km": 3480.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -36.35846,
+        "lon": 146.32056,
+        "name": "Wangaratta"
+      },
+      {
+        "lat": -27.10876,
+        "lon": 152.94907,
+        "name": "Morayfield"
+      },
+      {
+        "lat": -33.79068,
+        "lon": 150.6693,
+        "name": "Glenmore Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 111377.85,
+      "perimeter_km": 2465.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -22.73944,
+        "lon": -45.59139,
+        "name": "Campos do Jord\u00e3o"
+      },
+      {
+        "lat": -23.5318,
+        "lon": -46.65288,
+        "name": "Santa Cecilia"
+      },
+      {
+        "lat": -20.99139,
+        "lon": -47.65861,
+        "name": "Brodowski"
+      },
+      {
+        "lat": -4.41594,
+        "lon": -40.90471,
+        "name": "Croat\u00e1"
+      },
+      {
+        "lat": -16.20639,
+        "lon": -44.43333,
+        "name": "Bras\u00edlia de Minas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 356984.58,
+      "perimeter_km": 4525.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -13.28163,
+        "lon": -176.17453,
+        "name": "Mata-Utu"
+      },
+      {
+        "lat": -14.27806,
+        "lon": -170.7025,
+        "name": "Pago Pago"
+      },
+      {
+        "lat": -13.83333,
+        "lon": -171.76666,
+        "name": "Apia"
+      },
+      {
+        "lat": -17.63333,
+        "lon": -149.6,
+        "name": "Punaauia"
+      },
+      {
+        "lat": -21.2075,
+        "lon": -159.77546,
+        "name": "Avarua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 843374.4,
+      "perimeter_km": 6222.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -21.76417,
+        "lon": -43.35028,
+        "name": "Juiz de Fora"
+      },
+      {
+        "lat": -20.14333,
+        "lon": -44.19972,
+        "name": "Brumadinho"
+      },
+      {
+        "lat": -20.80583,
+        "lon": -40.64556,
+        "name": "Anchieta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 29928.13,
+      "perimeter_km": 877.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -25.47694,
+        "lon": -48.83444,
+        "name": "Morretes"
+      },
+      {
+        "lat": -4.25528,
+        "lon": -43.94056,
+        "name": "Timbiras"
+      },
+      {
+        "lat": -22.15847,
+        "lon": -43.29321,
+        "name": "Para\u00edba do Sul"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 575404.54,
+      "perimeter_km": 5082.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.8676,
+        "lon": 144.98099,
+        "name": "Saint Kilda"
+      },
+      {
+        "lat": -25.54073,
+        "lon": 152.70493,
+        "name": "Maryborough"
+      },
+      {
+        "lat": -27.50578,
+        "lon": 153.10236,
+        "name": "Carindale"
+      },
+      {
+        "lat": -33.73333,
+        "lon": 150.93284,
+        "name": "Glenwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 232319.48,
+      "perimeter_km": 3203.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -30.54389,
+        "lon": -52.52194,
+        "name": "Encruzilhada do Sul"
+      },
+      {
+        "lat": -22.07889,
+        "lon": -54.78944,
+        "name": "Itapor\u00e3"
+      },
+      {
+        "lat": -21.51472,
+        "lon": -51.43361,
+        "name": "Junqueir\u00f3polis"
+      },
+      {
+        "lat": -14.43167,
+        "lon": -54.05111,
+        "name": "Paranatinga"
+      },
+      {
+        "lat": -21.27528,
+        "lon": -47.30417,
+        "name": "Cajuru"
+      },
+      {
+        "lat": -23.62808,
+        "lon": -46.66791,
+        "name": "Campo Belo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1024825.53,
+      "perimeter_km": 4430.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 19.29167,
+        "lon": -98.46806,
+        "name": "San Rafael Tlanalapan"
+      },
+      {
+        "lat": 29.87522,
+        "lon": -98.26251,
+        "name": "Canyon Lake"
+      },
+      {
+        "lat": 36.13981,
+        "lon": -96.10889,
+        "name": "Sand Springs"
+      },
+      {
+        "lat": 30.06698,
+        "lon": -90.48147,
+        "name": "Laplace"
+      },
+      {
+        "lat": 13.38333,
+        "lon": -88.35,
+        "name": "San Rafael Oriente"
+      },
+      {
+        "lat": 18.54326,
+        "lon": -92.6453,
+        "name": "Frontera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1768645.43,
+      "perimeter_km": 5977.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.26224,
+        "lon": -9.50377,
+        "name": "Ben Jerrar"
+      },
+      {
+        "lat": 33.34499,
+        "lon": -3.70387,
+        "name": "Outat Oulad Al Haj"
+      },
+      {
+        "lat": 36.78567,
+        "lon": 4.06273,
+        "name": "Makouda"
+      },
+      {
+        "lat": 36.75472,
+        "lon": 6.2725,
+        "name": "El Milia"
+      },
+      {
+        "lat": 26.52161,
+        "lon": 13.01072,
+        "name": "Al Ghurayfah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1123258.36,
+      "perimeter_km": 5187.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 15.1,
+        "lon": -23.68333,
+        "name": "Assomada"
+      },
+      {
+        "lat": 14.78421,
+        "lon": -17.27361,
+        "name": "Niakoul Rab"
+      },
+      {
+        "lat": 14.17309,
+        "lon": -16.84929,
+        "name": "Joal"
+      },
+      {
+        "lat": 10.65,
+        "lon": -9.88333,
+        "name": "Kouroussa"
+      },
+      {
+        "lat": 10.65,
+        "lon": -14.61667,
+        "name": "Kamsar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 254339.72,
+      "perimeter_km": 3240.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 49.22594,
+        "lon": -123.04282,
+        "name": "Killarney"
+      },
+      {
+        "lat": 46.06458,
+        "lon": -118.34302,
+        "name": "Walla Walla"
+      },
+      {
+        "lat": 39.32796,
+        "lon": -120.18325,
+        "name": "Truckee"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 156685.6,
+      "perimeter_km": 2384.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 10.86225,
+        "lon": 0.20762,
+        "name": "Dapaong"
+      },
+      {
+        "lat": 14.00776,
+        "lon": 0.75306,
+        "name": "T\u00e9ra"
+      },
+      {
+        "lat": 5.20131,
+        "lon": 7.98373,
+        "name": "Itu"
+      },
+      {
+        "lat": 7.49748,
+        "lon": 5.23041,
+        "name": "Ikere-Ekiti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 181981.69,
+      "perimeter_km": 2677.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.67796,
+        "lon": -121.17606,
+        "name": "Folsom"
+      },
+      {
+        "lat": 46.41655,
+        "lon": -117.01766,
+        "name": "Lewiston"
+      },
+      {
+        "lat": 40.92501,
+        "lon": -98.34201,
+        "name": "Grand Island"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 747405.65,
+      "perimeter_km": 4502.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 28.72834,
+        "lon": 77.24817,
+        "name": "S\u0101datpur Gujran"
+      },
+      {
+        "lat": 26.60029,
+        "lon": 78.51188,
+        "name": "Gormi"
+      },
+      {
+        "lat": 24.62351,
+        "lon": 79.48994,
+        "name": "Bij\u0101war"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1793.59,
+      "perimeter_km": 1015.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -36.35846,
+        "lon": 146.32056,
+        "name": "Wangaratta"
+      },
+      {
+        "lat": -38.03333,
+        "lon": 145.3,
+        "name": "Narre Warren"
+      },
+      {
+        "lat": -38.08333,
+        "lon": 144.38333,
+        "name": "Corio"
+      },
+      {
+        "lat": -34.18551,
+        "lon": 142.16251,
+        "name": "Mildura"
+      },
+      {
+        "lat": -27.20338,
+        "lon": 152.95923,
+        "name": "Narangba"
+      },
+      {
+        "lat": -33.80383,
+        "lon": 150.98768,
+        "name": "Westmead"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 457262.67,
+      "perimeter_km": 3323.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 4.57937,
+        "lon": -74.21682,
+        "name": "Soacha"
+      },
+      {
+        "lat": 4.53656,
+        "lon": -75.67263,
+        "name": "Armenia"
+      },
+      {
+        "lat": 9.23767,
+        "lon": -75.67489,
+        "name": "Momil"
+      },
+      {
+        "lat": 10.79269,
+        "lon": -71.68505,
+        "name": "Santa Cruz de Mara"
+      },
+      {
+        "lat": 9.37083,
+        "lon": -69.21028,
+        "name": "P\u00edritu"
+      },
+      {
+        "lat": 4.44552,
+        "lon": -69.79897,
+        "name": "Cumaribo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 420046.67,
+      "perimeter_km": 2509.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.63506,
+        "lon": -4.00486,
+        "name": "Collado-Villalba"
+      },
+      {
+        "lat": 54.0,
+        "lon": -6.41667,
+        "name": "Dundalk"
+      },
+      {
+        "lat": 53.4614,
+        "lon": -2.92863,
+        "name": "Fazakerley"
+      },
+      {
+        "lat": 45.61128,
+        "lon": 8.84914,
+        "name": "Busto Arsizio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 855660.88,
+      "perimeter_km": 4128.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -35.73167,
+        "lon": 174.32391,
+        "name": "Whangarei"
+      },
+      {
+        "lat": -22.27407,
+        "lon": 166.44884,
+        "name": "Noum\u00e9a"
+      },
+      {
+        "lat": -18.13683,
+        "lon": 178.42531,
+        "name": "Suva"
+      },
+      {
+        "lat": -38.65333,
+        "lon": 178.00417,
+        "name": "Gisborne"
+      },
+      {
+        "lat": -36.8,
+        "lon": 174.75,
+        "name": "North Shore"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1519004.02,
+      "perimeter_km": 5769.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.59505,
+        "lon": -90.54623,
+        "name": "Ballwin"
+      },
+      {
+        "lat": 40.04837,
+        "lon": -86.46917,
+        "name": "Lebanon"
+      },
+      {
+        "lat": 39.32928,
+        "lon": -76.54463,
+        "name": "Frankford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 71447.09,
+      "perimeter_km": 2450.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 47.64995,
+        "lon": -117.23991,
+        "name": "Opportunity"
+      },
+      {
+        "lat": 43.82602,
+        "lon": -111.78969,
+        "name": "Rexburg"
+      },
+      {
+        "lat": 33.43532,
+        "lon": -112.35821,
+        "name": "Goodyear"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 249062.81,
+      "perimeter_km": 3388.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.41222,
+        "lon": 4.0947,
+        "name": "Lekki"
+      },
+      {
+        "lat": 7.53333,
+        "lon": 1.13333,
+        "name": "Atakpam\u00e9"
+      },
+      {
+        "lat": 10.35917,
+        "lon": 0.47083,
+        "name": "Mango"
+      },
+      {
+        "lat": 10.85009,
+        "lon": 8.199,
+        "name": "Dutsen Wai"
+      },
+      {
+        "lat": 8.53895,
+        "lon": 7.70821,
+        "name": "Nasarawa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 289486.95,
+      "perimeter_km": 2244.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.12466,
+        "lon": -8.58463,
+        "name": "Oliveira do Douro"
+      },
+      {
+        "lat": 51.41709,
+        "lon": 0.06858,
+        "name": "Chislehurst"
+      },
+      {
+        "lat": 52.62348,
+        "lon": 20.37552,
+        "name": "P\u0142o\u0144sk"
+      },
+      {
+        "lat": 45.47942,
+        "lon": 8.69815,
+        "name": "Galliate"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1130005.39,
+      "perimeter_km": 5350.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.61202,
+        "lon": 27.42647,
+        "name": "Manisa"
+      },
+      {
+        "lat": 41.21917,
+        "lon": 31.95583,
+        "name": "Devrek"
+      },
+      {
+        "lat": 38.56866,
+        "lon": 38.81634,
+        "name": "Baskil"
+      },
+      {
+        "lat": 37.31309,
+        "lon": 40.74357,
+        "name": "Mardin"
+      },
+      {
+        "lat": 32.49728,
+        "lon": 35.49632,
+        "name": "Bet She\u2019an"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 557174.27,
+      "perimeter_km": 3071.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.54138,
+        "lon": -7.52848,
+        "name": "Lahraouyine"
+      },
+      {
+        "lat": 33.92866,
+        "lon": -6.90656,
+        "name": "Temara"
+      },
+      {
+        "lat": 36.75472,
+        "lon": 6.2725,
+        "name": "El Milia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 13879.24,
+      "perimeter_km": 2610.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 44.02603,
+        "lon": 20.46152,
+        "name": "Gornji Milanovac"
+      },
+      {
+        "lat": 46.25451,
+        "lon": 6.95406,
+        "name": "Monthey"
+      },
+      {
+        "lat": 45.82972,
+        "lon": 20.46528,
+        "name": "Kikinda"
+      },
+      {
+        "lat": 47.65527,
+        "lon": 24.66328,
+        "name": "Bor\u015fa"
+      },
+      {
+        "lat": 44.73188,
+        "lon": 37.76176,
+        "name": "Novorossiysk"
+      },
+      {
+        "lat": 44.38333,
+        "lon": 27.83333,
+        "name": "Fete\u015fti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 400335.35,
+      "perimeter_km": 4941.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 37.89013,
+        "lon": 23.74406,
+        "name": "Ellinik\u00f3"
+      },
+      {
+        "lat": 59.51839,
+        "lon": 17.91128,
+        "name": "Upplands V\u00e4sby"
+      },
+      {
+        "lat": 63.11418,
+        "lon": 21.68216,
+        "name": "Korsholm"
+      },
+      {
+        "lat": 52.04479,
+        "lon": 39.72569,
+        "name": "Usman\u2019"
+      },
+      {
+        "lat": 48.2824,
+        "lon": 37.17772,
+        "name": "Pokrovsk"
+      },
+      {
+        "lat": 44.0834,
+        "lon": 41.9763,
+        "name": "Ust\u2019-Dzheguta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2592535.81,
+      "perimeter_km": 7235.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.8149,
+        "lon": 144.95052,
+        "name": "Docklands"
+      },
+      {
+        "lat": -38.17058,
+        "lon": 144.3114,
+        "name": "Highton"
+      },
+      {
+        "lat": -34.92873,
+        "lon": 138.60334,
+        "name": "Adelaide city centre"
+      },
+      {
+        "lat": -19.30323,
+        "lon": 146.72531,
+        "name": "Kirwan"
+      },
+      {
+        "lat": -27.58333,
+        "lon": 153.1,
+        "name": "Eight Mile Plains"
+      },
+      {
+        "lat": -33.88834,
+        "lon": 151.12274,
+        "name": "Ashfield"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1516663.25,
+      "perimeter_km": 5164.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 12.01292,
+        "lon": -83.76449,
+        "name": "Bluefields"
+      },
+      {
+        "lat": 15.86275,
+        "lon": -97.06835,
+        "name": "Puerto Escondido"
+      },
+      {
+        "lat": 26.66729,
+        "lon": -81.88009,
+        "name": "North Fort Myers"
+      },
+      {
+        "lat": 23.0072,
+        "lon": -82.4017,
+        "name": "Boyeros"
+      },
+      {
+        "lat": 18.41538,
+        "lon": -70.03317,
+        "name": "Bajos de Haina"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2049759.06,
+      "perimeter_km": 6903.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -41.21667,
+        "lon": 174.91667,
+        "name": "Lower Hutt"
+      },
+      {
+        "lat": -41.51603,
+        "lon": 173.9528,
+        "name": "Blenheim"
+      },
+      {
+        "lat": -36.88012,
+        "lon": 174.61975,
+        "name": "Henderson"
+      },
+      {
+        "lat": -35.73167,
+        "lon": 174.32391,
+        "name": "Whangarei"
+      },
+      {
+        "lat": -38.13874,
+        "lon": 176.24516,
+        "name": "Rotorua"
+      },
+      {
+        "lat": -37.95855,
+        "lon": 176.98545,
+        "name": "Whakatane"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 79271.84,
+      "perimeter_km": 1524.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 48.82586,
+        "lon": 2.3508,
+        "name": "Maison Blanche"
+      },
+      {
+        "lat": 48.22786,
+        "lon": 9.87874,
+        "name": "Laupheim"
+      },
+      {
+        "lat": 51.12416,
+        "lon": 12.49639,
+        "name": "Borna"
+      },
+      {
+        "lat": 46.37657,
+        "lon": 18.13696,
+        "name": "Domb\u00f3v\u00e1r"
+      },
+      {
+        "lat": 42.56335,
+        "lon": 12.64329,
+        "name": "Terni"
+      },
+      {
+        "lat": 42.76296,
+        "lon": 11.10941,
+        "name": "Grosseto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 693293.27,
+      "perimeter_km": 3292.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -36.38047,
+        "lon": 145.39867,
+        "name": "Shepparton"
+      },
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      },
+      {
+        "lat": -30.29626,
+        "lon": 153.11351,
+        "name": "Coffs Harbour"
+      },
+      {
+        "lat": -33.9049,
+        "lon": 151.01996,
+        "name": "Yagoona"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 325467.94,
+      "perimeter_km": 3114.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 11.0904,
+        "lon": 24.53015,
+        "name": "Tullus"
+      },
+      {
+        "lat": 13.65,
+        "lon": 24.08333,
+        "name": "Kabk\u0101b\u012byah"
+      },
+      {
+        "lat": 9.5725,
+        "lon": 43.18139,
+        "name": "Gedeb"
+      },
+      {
+        "lat": 7.1,
+        "lon": 39.2,
+        "name": "\u0100sasa"
+      },
+      {
+        "lat": -1.36696,
+        "lon": 38.01055,
+        "name": "Kitui"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1412092.54,
+      "perimeter_km": 5919.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 42.8436,
+        "lon": 132.91831,
+        "name": "Nakhodka"
+      },
+      {
+        "lat": 44.15695,
+        "lon": 133.27331,
+        "name": "Arsen\u2019yev"
+      },
+      {
+        "lat": 48.97215,
+        "lon": 140.28881,
+        "name": "Sovetskaya Gavan\u2019"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 29348.2,
+      "perimeter_km": 1793.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.9,
+        "lon": 0.63333,
+        "name": "Kpalim\u00e9"
+      },
+      {
+        "lat": 7.55632,
+        "lon": 3.44107,
+        "name": "Orita-Eruwa"
+      },
+      {
+        "lat": 4.45,
+        "lon": 11.9,
+        "name": "Mbandjok"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 86423.28,
+      "perimeter_km": 2591.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -29.50194,
+        "lon": -51.96639,
+        "name": "Estrela"
+      },
+      {
+        "lat": -25.97337,
+        "lon": -54.56304,
+        "name": "Colonia Wanda"
+      },
+      {
+        "lat": -14.05,
+        "lon": -52.15861,
+        "name": "\u00c1gua Boa"
+      },
+      {
+        "lat": -16.44194,
+        "lon": -51.11778,
+        "name": "Ipor\u00e1"
+      },
+      {
+        "lat": -22.4625,
+        "lon": -42.65306,
+        "name": "Cachoeiras de Macacu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 974648.62,
+      "perimeter_km": 4432.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.73333,
+        "lon": 144.93333,
+        "name": "Pascoe Vale"
+      },
+      {
+        "lat": -36.75818,
+        "lon": 144.28024,
+        "name": "Bendigo"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.88096,
+        "lon": 151.07986,
+        "name": "Strathfield"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 73630.64,
+      "perimeter_km": 1721.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -4.36667,
+        "lon": 34.2,
+        "name": "Shelui"
+      },
+      {
+        "lat": -1.29547,
+        "lon": 30.32297,
+        "name": "Umutara"
+      },
+      {
+        "lat": 13.79525,
+        "lon": 39.60303,
+        "name": "Wik\u2019ro"
+      },
+      {
+        "lat": 9.39749,
+        "lon": 41.56104,
+        "name": "Chelenko"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 907490.97,
+      "perimeter_km": 4782.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -2.4421,
+        "lon": 28.9824,
+        "name": "Bushenge"
+      },
+      {
+        "lat": 11.27543,
+        "lon": 25.14026,
+        "name": "Gereida"
+      },
+      {
+        "lat": 6.3,
+        "lon": 36.88333,
+        "name": "Felege Neway"
+      },
+      {
+        "lat": -2.02153,
+        "lon": 33.87109,
+        "name": "Bunda"
+      },
+      {
+        "lat": -0.61667,
+        "lon": 31.55,
+        "name": "Kasaali"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1168899.35,
+      "perimeter_km": 4622.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 47.48327,
+        "lon": 6.85341,
+        "name": "Audincourt"
+      },
+      {
+        "lat": 48.81311,
+        "lon": 9.36387,
+        "name": "Weinstadt-Endersbach"
+      },
+      {
+        "lat": 52.71667,
+        "lon": -1.15,
+        "name": "Mountsorrel"
+      },
+      {
+        "lat": 53.55213,
+        "lon": 9.92421,
+        "name": "Ottensen"
+      },
+      {
+        "lat": 54.72531,
+        "lon": 39.51305,
+        "name": "Rybnoye"
+      },
+      {
+        "lat": 51.46026,
+        "lon": 22.60952,
+        "name": "Lubart\u00f3w"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1026036.81,
+      "perimeter_km": 6155.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 7.45462,
+        "lon": -5.29263,
+        "name": "Sakassou"
+      },
+      {
+        "lat": 8.0402,
+        "lon": -2.80003,
+        "name": "Bondoukou"
+      },
+      {
+        "lat": 9.6447,
+        "lon": 14.2151,
+        "name": "L\u00e9r\u00e9"
+      },
+      {
+        "lat": 7.08411,
+        "lon": 2.48343,
+        "name": "Ouinhi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 193035.16,
+      "perimeter_km": 4340.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 3.8801,
+        "lon": -77.03116,
+        "name": "Buenaventura"
+      },
+      {
+        "lat": 7.98654,
+        "lon": -75.19349,
+        "name": "Caucasia"
+      },
+      {
+        "lat": 10.23293,
+        "lon": -75.18985,
+        "name": "Mahates"
+      },
+      {
+        "lat": 11.00703,
+        "lon": -74.24765,
+        "name": "Ci\u00e9naga"
+      },
+      {
+        "lat": 9.53724,
+        "lon": -68.63022,
+        "name": "Las Vegas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 321871.15,
+      "perimeter_km": 2640.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 42.80567,
+        "lon": -1.67731,
+        "name": "Bara\u00f1\u00e1in"
+      },
+      {
+        "lat": 49.9216,
+        "lon": 1.07772,
+        "name": "Dieppe"
+      },
+      {
+        "lat": 53.11865,
+        "lon": 13.5022,
+        "name": "Templin"
+      },
+      {
+        "lat": 46.83695,
+        "lon": 16.84401,
+        "name": "Zalaegerszeg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 839442.02,
+      "perimeter_km": 4009.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 30.50463,
+        "lon": -90.46293,
+        "name": "Hammond"
+      },
+      {
+        "lat": 32.79957,
+        "lon": -97.26918,
+        "name": "Haltom City"
+      },
+      {
+        "lat": 44.95914,
+        "lon": -89.63012,
+        "name": "Wausau"
+      },
+      {
+        "lat": 43.21555,
+        "lon": -88.03001,
+        "name": "Mequon"
+      },
+      {
+        "lat": 41.41533,
+        "lon": -81.56596,
+        "name": "Maple Heights"
+      },
+      {
+        "lat": 39.16261,
+        "lon": -76.62469,
+        "name": "Glen Burnie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1390768.53,
+      "perimeter_km": 5069.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -40.29313,
+        "lon": -73.08167,
+        "name": "La Uni\u00f3n"
+      },
+      {
+        "lat": -33.13044,
+        "lon": -64.35272,
+        "name": "R\u00edo Cuarto"
+      },
+      {
+        "lat": -33.28379,
+        "lon": -70.65333,
+        "name": "Chicureo"
+      },
+      {
+        "lat": -23.5318,
+        "lon": -46.65288,
+        "name": "Santa Cecilia"
+      },
+      {
+        "lat": -33.67918,
+        "lon": -59.66633,
+        "name": "San Pedro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1176601.25,
+      "perimeter_km": 7370.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.16667,
+        "lon": 145.16667,
+        "name": "Langwarrin"
+      },
+      {
+        "lat": -37.70462,
+        "lon": 145.10302,
+        "name": "Greensborough"
+      },
+      {
+        "lat": -27.10876,
+        "lon": 152.94907,
+        "name": "Morayfield"
+      },
+      {
+        "lat": -31.91099,
+        "lon": 152.45387,
+        "name": "Taree"
+      },
+      {
+        "lat": -33.9049,
+        "lon": 151.01996,
+        "name": "Yagoona"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 200194.65,
+      "perimeter_km": 2942.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.38333,
+        "lon": 2.05,
+        "name": "Sant Feliu de Llobregat"
+      },
+      {
+        "lat": 50.91234,
+        "lon": -1.30076,
+        "name": "Hedge End"
+      },
+      {
+        "lat": 53.55838,
+        "lon": -3.06999,
+        "name": "Formby"
+      },
+      {
+        "lat": 52.37193,
+        "lon": 9.97919,
+        "name": "Lehrte"
+      },
+      {
+        "lat": 52.83492,
+        "lon": 13.81951,
+        "name": "Eberswalde"
+      },
+      {
+        "lat": 41.45794,
+        "lon": 12.66393,
+        "name": "Nettuno"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1298705.69,
+      "perimeter_km": 4707.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 1.6006,
+        "lon": 103.6419,
+        "name": "Taman Senai"
+      },
+      {
+        "lat": 9.32439,
+        "lon": 105.98006,
+        "name": "V\u0129nh Ch\u00e2u"
+      },
+      {
+        "lat": -6.8,
+        "lon": 110.71667,
+        "name": "Welahan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 460987.05,
+      "perimeter_km": 3985.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -45.87416,
+        "lon": 170.50361,
+        "name": "Dunedin"
+      },
+      {
+        "lat": -36.88158,
+        "lon": 174.76204,
+        "name": "Mount Eden"
+      },
+      {
+        "lat": -40.63333,
+        "lon": 175.275,
+        "name": "Levin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 90885.37,
+      "perimeter_km": 2179.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 21.77463,
+        "lon": 78.25756,
+        "name": "Multai"
+      },
+      {
+        "lat": 23.65063,
+        "lon": 85.00744,
+        "name": "Khal\u0101ri"
+      },
+      {
+        "lat": 22.65657,
+        "lon": 89.79123,
+        "name": "Bagerhat"
+      },
+      {
+        "lat": 20.45,
+        "lon": 106.34002,
+        "name": "Th\u00e1i B\u00ecnh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 221649.08,
+      "perimeter_km": 5865.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 7.62789,
+        "lon": 4.74161,
+        "name": "Ilesa"
+      },
+      {
+        "lat": 7.75537,
+        "lon": -0.98085,
+        "name": "Atebubu"
+      },
+      {
+        "lat": 16.41453,
+        "lon": -3.67075,
+        "name": "Goundam"
+      },
+      {
+        "lat": 9.3202,
+        "lon": 16.1552,
+        "name": "B\u00e9r\u00e9"
+      },
+      {
+        "lat": 4.51667,
+        "lon": 12.03333,
+        "name": "Nkoteng"
+      },
+      {
+        "lat": 5.4685,
+        "lon": 9.8818,
+        "name": "Fontem"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1321988.3,
+      "perimeter_km": 5503.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 31.64637,
+        "lon": 130.99068,
+        "name": "Soo"
+      },
+      {
+        "lat": 33.27362,
+        "lon": 129.87877,
+        "name": "Imarich\u014d-k\u014d"
+      },
+      {
+        "lat": 42.1859,
+        "lon": 127.47895,
+        "name": "Songjianghe"
+      },
+      {
+        "lat": 40.80444,
+        "lon": 140.44139,
+        "name": "Goshogawara"
+      },
+      {
+        "lat": 35.72403,
+        "lon": 139.72868,
+        "name": "\u014ctsuka"
+      },
+      {
+        "lat": 35.31859,
+        "lon": 138.94343,
+        "name": "Gotemba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 883394.56,
+      "perimeter_km": 3806.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 31.86541,
+        "lon": 73.50875,
+        "name": "Sukheke Mandi"
+      },
+      {
+        "lat": 41.25832,
+        "lon": 67.96991,
+        "name": "Shardara"
+      },
+      {
+        "lat": 27.14872,
+        "lon": 79.50078,
+        "name": "Chhibr\u0101mau"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 197182.1,
+      "perimeter_km": 3826.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 17.21976,
+        "lon": -100.63032,
+        "name": "T\u00e9cpan de Galeana"
+      },
+      {
+        "lat": 23.1749,
+        "lon": -102.86785,
+        "name": "Fresnillo"
+      },
+      {
+        "lat": 22.21808,
+        "lon": -98.37706,
+        "name": "\u00c9bano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 140878.67,
+      "perimeter_km": 1778.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 19.7381,
+        "lon": 96.20742,
+        "name": "Pyinmana"
+      },
+      {
+        "lat": 25.88761,
+        "lon": 87.19356,
+        "name": "Banmankhi Bazar"
+      },
+      {
+        "lat": 22.57817,
+        "lon": 100.26925,
+        "name": "Nuozhadu"
+      },
+      {
+        "lat": 29.7155,
+        "lon": 106.11089,
+        "name": "Hufeng"
+      },
+      {
+        "lat": 14.22783,
+        "lon": 100.57589,
+        "name": "Bang Pa-in"
+      },
+      {
+        "lat": 2.428,
+        "lon": 102.6801,
+        "name": "Taman Pelangi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1173267.51,
+      "perimeter_km": 8703.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -19.86528,
+        "lon": -47.44,
+        "name": "Sacramento"
+      },
+      {
+        "lat": -0.826,
+        "lon": -52.506,
+        "name": "Laranjal do Jari"
+      },
+      {
+        "lat": -7.03306,
+        "lon": -35.85722,
+        "name": "Esperan\u00e7a"
+      },
+      {
+        "lat": -16.575,
+        "lon": -39.55333,
+        "name": "Itabela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2126556.12,
+      "perimeter_km": 6202.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.73333,
+        "lon": 144.93333,
+        "name": "Pascoe Vale"
+      },
+      {
+        "lat": -27.62563,
+        "lon": 152.96883,
+        "name": "Forest Lake"
+      },
+      {
+        "lat": -28.00274,
+        "lon": 153.42999,
+        "name": "Surfers Paradise"
+      },
+      {
+        "lat": -33.76667,
+        "lon": 150.81667,
+        "name": "Mount Druitt"
+      },
+      {
+        "lat": -34.424,
+        "lon": 150.89345,
+        "name": "Wollongong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 168503.03,
+      "perimeter_km": 2823.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.94633,
+        "lon": -4.99509,
+        "name": "Oulad Tayeb"
+      },
+      {
+        "lat": 35.80389,
+        "lon": -0.30178,
+        "name": "A\u00efn el Bya"
+      },
+      {
+        "lat": 36.66774,
+        "lon": 3.59115,
+        "name": "Beni Amrane"
+      },
+      {
+        "lat": 36.4525,
+        "lon": 6.63639,
+        "name": "Didouche Mourad"
+      },
+      {
+        "lat": 35.67384,
+        "lon": 5.6453,
+        "name": "R\u00e2s el A\u00efoun"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 92716.49,
+      "perimeter_km": 2224.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 44.21028,
+        "lon": 43.13528,
+        "name": "Mineralnye Vody"
+      },
+      {
+        "lat": 43.94508,
+        "lon": 42.51652,
+        "name": "Uchkeken"
+      },
+      {
+        "lat": 58.59809,
+        "lon": 49.65783,
+        "name": "Kirov"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 34657.72,
+      "perimeter_km": 3419.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 6.48535,
+        "lon": -6.278,
+        "name": "Sa\u00efoua"
+      },
+      {
+        "lat": 6.76229,
+        "lon": -6.8638,
+        "name": "Zoukougbeu"
+      },
+      {
+        "lat": 8.68439,
+        "lon": -12.53499,
+        "name": "Lunsar"
+      },
+      {
+        "lat": 10.62577,
+        "lon": -8.69413,
+        "name": "Mandiana"
+      },
+      {
+        "lat": 7.25256,
+        "lon": 5.19312,
+        "name": "Akure"
+      },
+      {
+        "lat": 5.55602,
+        "lon": -0.1969,
+        "name": "Accra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 531504.36,
+      "perimeter_km": 4080.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 29.94296,
+        "lon": -89.96537,
+        "name": "Chalmette"
+      },
+      {
+        "lat": 34.80243,
+        "lon": -86.97219,
+        "name": "Athens"
+      },
+      {
+        "lat": 27.19755,
+        "lon": -80.25283,
+        "name": "Stuart"
+      },
+      {
+        "lat": 19.3832,
+        "lon": -69.8474,
+        "name": "Nagua"
+      },
+      {
+        "lat": 18.41538,
+        "lon": -70.03317,
+        "name": "Bajos de Haina"
+      },
+      {
+        "lat": 20.27465,
+        "lon": -76.95132,
+        "name": "Yara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 915770.05,
+      "perimeter_km": 5597.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -29.58667,
+        "lon": -51.37556,
+        "name": "S\u00e3o Sebasti\u00e3o do Ca\u00ed"
+      },
+      {
+        "lat": -18.22047,
+        "lon": -49.72993,
+        "name": "Bom Jesus de Goi\u00e1s"
+      },
+      {
+        "lat": -22.72306,
+        "lon": -44.13556,
+        "name": "Rio Claro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 404454.21,
+      "perimeter_km": 3093.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.39791,
+        "lon": 104.91703,
+        "name": "Longnan"
+      },
+      {
+        "lat": 41.12361,
+        "lon": 122.99,
+        "name": "Anshan"
+      },
+      {
+        "lat": 36.82417,
+        "lon": 120.22611,
+        "name": "Yunshan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 312149.78,
+      "perimeter_km": 3786.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.21003,
+        "lon": -64.09965,
+        "name": "Embarcaci\u00f3n"
+      },
+      {
+        "lat": -17.13806,
+        "lon": -49.98806,
+        "name": "Indiara"
+      },
+      {
+        "lat": -23.50262,
+        "lon": -46.46156,
+        "name": "Vila Jacui"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 649812.56,
+      "perimeter_km": 4216.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 9.90444,
+        "lon": -84.1062,
+        "name": "San Felipe"
+      },
+      {
+        "lat": 33.51623,
+        "lon": -90.17953,
+        "name": "Greenwood"
+      },
+      {
+        "lat": 43.70444,
+        "lon": -79.39336,
+        "name": "Mount Pleasant West"
+      },
+      {
+        "lat": 38.14991,
+        "lon": -79.0732,
+        "name": "Staunton"
+      },
+      {
+        "lat": 41.34204,
+        "lon": -74.16792,
+        "name": "Kiryas Joel"
+      },
+      {
+        "lat": 25.95648,
+        "lon": -80.13921,
+        "name": "Aventura"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2442991.92,
+      "perimeter_km": 8962.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 12.9591,
+        "lon": -2.26075,
+        "name": "Yako"
+      },
+      {
+        "lat": 11.69917,
+        "lon": 0.50611,
+        "name": "Natiaboani"
+      },
+      {
+        "lat": 4.75,
+        "lon": 11.23333,
+        "name": "Bafia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 28950.39,
+      "perimeter_km": 3481.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.87709,
+        "lon": 145.12939,
+        "name": "Mount Waverley"
+      },
+      {
+        "lat": -34.28853,
+        "lon": 146.05093,
+        "name": "Griffith"
+      },
+      {
+        "lat": -26.68443,
+        "lon": 153.05705,
+        "name": "Buderim"
+      },
+      {
+        "lat": -27.20338,
+        "lon": 152.95923,
+        "name": "Narangba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 120666.11,
+      "perimeter_km": 2939.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 31.6008,
+        "lon": -7.98653,
+        "name": "M\u00e9chouar-Kasba"
+      },
+      {
+        "lat": 33.80333,
+        "lon": -6.79461,
+        "name": "Ain El Aouda"
+      },
+      {
+        "lat": 35.65903,
+        "lon": -0.52168,
+        "name": "Sidi ech Chahmi"
+      },
+      {
+        "lat": 36.27462,
+        "lon": 4.85668,
+        "name": "Bordj Zemoura"
+      },
+      {
+        "lat": 34.67279,
+        "lon": 3.263,
+        "name": "Djelfa"
+      },
+      {
+        "lat": 34.74056,
+        "lon": 10.76028,
+        "name": "Sfax"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 286000.56,
+      "perimeter_km": 4058.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.82289,
+        "lon": 147.61041,
+        "name": "Bairnsdale"
+      },
+      {
+        "lat": -37.73333,
+        "lon": 145.15,
+        "name": "Eltham"
+      },
+      {
+        "lat": -27.46794,
+        "lon": 153.02809,
+        "name": "Brisbane"
+      },
+      {
+        "lat": -27.87683,
+        "lon": 153.28572,
+        "name": "Upper Coomera"
+      },
+      {
+        "lat": -32.92953,
+        "lon": 151.7801,
+        "name": "Newcastle"
+      },
+      {
+        "lat": -33.95222,
+        "lon": 150.89949,
+        "name": "Casula"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 214749.41,
+      "perimeter_km": 2869.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -8.41554,
+        "lon": -78.75201,
+        "name": "Vir\u00fa"
+      },
+      {
+        "lat": -4.92694,
+        "lon": -80.34472,
+        "name": "Tambo Grande"
+      },
+      {
+        "lat": 8.88479,
+        "lon": -75.79052,
+        "name": "Ceret\u00e9"
+      },
+      {
+        "lat": -7.62759,
+        "lon": -72.67756,
+        "name": "Cruzeiro do Sul"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 868955.46,
+      "perimeter_km": 4585.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 36.91023,
+        "lon": -121.75689,
+        "name": "Watsonville"
+      },
+      {
+        "lat": 45.21012,
+        "lon": -123.19872,
+        "name": "McMinnville"
+      },
+      {
+        "lat": 49.16667,
+        "lon": -123.13333,
+        "name": "Brighouse-City Centre"
+      },
+      {
+        "lat": 48.75955,
+        "lon": -122.48822,
+        "name": "Bellingham"
+      },
+      {
+        "lat": 47.85538,
+        "lon": -121.97096,
+        "name": "Monroe"
+      },
+      {
+        "lat": 46.00382,
+        "lon": -112.53474,
+        "name": "Butte"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 524572.13,
+      "perimeter_km": 3556.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 10.56207,
+        "lon": 76.91305,
+        "name": "Vettaikkaranpudur"
+      },
+      {
+        "lat": 10.13711,
+        "lon": 76.45696,
+        "name": "Chelamartam"
+      },
+      {
+        "lat": 21.25526,
+        "lon": 73.30412,
+        "name": "M\u0101ndvi"
+      },
+      {
+        "lat": 25.26907,
+        "lon": 83.02971,
+        "name": "R\u0101mnagar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 717799.98,
+      "perimeter_km": 4196.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 12.90518,
+        "lon": 78.9427,
+        "name": "Pallikonda"
+      },
+      {
+        "lat": 10.1664,
+        "lon": 76.20179,
+        "name": "Vadakakarai"
+      },
+      {
+        "lat": 34.12583,
+        "lon": 70.70778,
+        "name": "Markaz-e Woluswal\u012b-ye \u0100ch\u012bn"
+      },
+      {
+        "lat": 24.4349,
+        "lon": 85.52951,
+        "name": "Jhumri Telaiya"
+      },
+      {
+        "lat": 28.06631,
+        "lon": 95.32678,
+        "name": "P\u0101sigh\u0101t"
+      },
+      {
+        "lat": 18.52617,
+        "lon": 98.93936,
+        "name": "Pa Sang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3501509.27,
+      "perimeter_km": 9349.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.37263,
+        "lon": 2.1546,
+        "name": "Sants-Montju\u00efc"
+      },
+      {
+        "lat": 51.44491,
+        "lon": -0.02043,
+        "name": "Catford"
+      },
+      {
+        "lat": 49.68369,
+        "lon": 8.61839,
+        "name": "Bensheim"
+      },
+      {
+        "lat": 50.68322,
+        "lon": 10.91858,
+        "name": "Ilmenau"
+      },
+      {
+        "lat": 50.9466,
+        "lon": 17.2926,
+        "name": "O\u0142awa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 580036.93,
+      "perimeter_km": 3992.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 1.145,
+        "lon": 33.70944,
+        "name": "Pallisa"
+      },
+      {
+        "lat": 11.01111,
+        "lon": 29.71833,
+        "name": "Kadugli"
+      },
+      {
+        "lat": 15.77792,
+        "lon": 38.45107,
+        "name": "Keren"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 637788.65,
+      "perimeter_km": 3973.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.35,
+        "lon": -104.72275,
+        "name": "Pueblo West"
+      },
+      {
+        "lat": 37.67748,
+        "lon": -113.06189,
+        "name": "Cedar City"
+      },
+      {
+        "lat": 52.77972,
+        "lon": -108.2967,
+        "name": "North Battleford"
+      },
+      {
+        "lat": 42.35336,
+        "lon": -88.09341,
+        "name": "Round Lake"
+      },
+      {
+        "lat": 42.26391,
+        "lon": -88.84427,
+        "name": "Belvidere"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1771900.13,
+      "perimeter_km": 5825.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 50.10689,
+        "lon": 30.61848,
+        "name": "Obukhiv"
+      },
+      {
+        "lat": 44.62133,
+        "lon": 21.18782,
+        "name": "Po\u017earevac"
+      },
+      {
+        "lat": 51.0589,
+        "lon": 8.80077,
+        "name": "Frankenberg"
+      },
+      {
+        "lat": 55.42419,
+        "lon": 37.55472,
+        "name": "Podolsk"
+      },
+      {
+        "lat": 58.01046,
+        "lon": 56.25017,
+        "name": "Perm"
+      },
+      {
+        "lat": 48.14446,
+        "lon": 37.30058,
+        "name": "Selydove"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1717471.43,
+      "perimeter_km": 7429.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -19.98639,
+        "lon": -44.42778,
+        "name": "Mateus Leme"
+      },
+      {
+        "lat": -24.70806,
+        "lon": -47.55528,
+        "name": "Iguape"
+      },
+      {
+        "lat": -22.10861,
+        "lon": -50.17167,
+        "name": "Pomp\u00e9ia"
+      },
+      {
+        "lat": -12.18528,
+        "lon": -43.22056,
+        "name": "Ibotirama"
+      },
+      {
+        "lat": -7.59111,
+        "lon": -35.49139,
+        "name": "S\u00e3o Vicente F\u00e9rrer"
+      },
+      {
+        "lat": -8.32583,
+        "lon": -36.14278,
+        "name": "S\u00e3o Caitano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 710817.87,
+      "perimeter_km": 5007.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -29.66917,
+        "lon": -52.78889,
+        "name": "Candel\u00e1ria"
+      },
+      {
+        "lat": -28.2925,
+        "lon": -53.50167,
+        "name": "Panambi"
+      },
+      {
+        "lat": -23.15306,
+        "lon": -47.05778,
+        "name": "Itupeva"
+      },
+      {
+        "lat": -20.10667,
+        "lon": -43.04889,
+        "name": "Alvin\u00f3polis"
+      },
+      {
+        "lat": -23.45947,
+        "lon": -46.64086,
+        "name": "Mandaqui"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 154559.57,
+      "perimeter_km": 3012.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 10.19055,
+        "lon": 76.38789,
+        "name": "Angam\u0101li"
+      },
+      {
+        "lat": 19.84404,
+        "lon": 75.21482,
+        "name": "Ranjangaon S"
+      },
+      {
+        "lat": 27.73011,
+        "lon": 75.47161,
+        "name": "Udaipurwati"
+      },
+      {
+        "lat": 23.78968,
+        "lon": 78.39473,
+        "name": "R\u0101hatgarh"
+      },
+      {
+        "lat": 23.74423,
+        "lon": 84.49984,
+        "name": "L\u0101teh\u0101r"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 811120.51,
+      "perimeter_km": 4841.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.55185,
+        "lon": -121.36467,
+        "name": "Rosemont"
+      },
+      {
+        "lat": 37.82159,
+        "lon": -121.99996,
+        "name": "Danville"
+      },
+      {
+        "lat": 49.25702,
+        "lon": -122.87883,
+        "name": "Coquitlam West"
+      },
+      {
+        "lat": 32.79477,
+        "lon": -116.96253,
+        "name": "El Cajon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 250346.17,
+      "perimeter_km": 4020.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.77513,
+        "lon": 24.50146,
+        "name": "Corabia"
+      },
+      {
+        "lat": 54.4418,
+        "lon": 18.56003,
+        "name": "Sopot"
+      },
+      {
+        "lat": 61.31242,
+        "lon": 47.14829,
+        "name": "Koryazhma"
+      },
+      {
+        "lat": 54.06004,
+        "lon": 44.94899,
+        "name": "Ruzayevka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1753745.19,
+      "perimeter_km": 5783.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      },
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      },
+      {
+        "lat": -32.05799,
+        "lon": 115.91814,
+        "name": "Canning Vale"
+      },
+      {
+        "lat": -34.78254,
+        "lon": 138.61077,
+        "name": "Parafield Gardens"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 318551.91,
+      "perimeter_km": 4479.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 4.14924,
+        "lon": -74.88429,
+        "name": "Espinal"
+      },
+      {
+        "lat": -0.95312,
+        "lon": -79.35513,
+        "name": "Valencia"
+      },
+      {
+        "lat": 9.7174,
+        "lon": -75.12023,
+        "name": "El Carmen de Bol\u00edvar"
+      },
+      {
+        "lat": 10.17283,
+        "lon": -70.081,
+        "name": "Carora"
+      },
+      {
+        "lat": 10.61216,
+        "lon": -66.85192,
+        "name": "Caraballeda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 438233.43,
+      "perimeter_km": 4080.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.47028,
+        "lon": -8.87695,
+        "name": "Taroudant"
+      },
+      {
+        "lat": 33.54138,
+        "lon": -7.52848,
+        "name": "Lahraouyine"
+      },
+      {
+        "lat": 35.45595,
+        "lon": 0.68778,
+        "name": "Oued el Abtal"
+      },
+      {
+        "lat": 36.37419,
+        "lon": 9.90651,
+        "name": "El Fahs"
+      },
+      {
+        "lat": 35.6991,
+        "lon": 10.7952,
+        "name": "Bembla et Mnara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 346089.73,
+      "perimeter_km": 4011.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -18.91806,
+        "lon": -54.84417,
+        "name": "Rio Verde de Mato Grosso"
+      },
+      {
+        "lat": -4.44696,
+        "lon": -49.11556,
+        "name": "Jacund\u00e1"
+      },
+      {
+        "lat": -14.02139,
+        "lon": -41.24806,
+        "name": "Tanha\u00e7u"
+      },
+      {
+        "lat": -22.42313,
+        "lon": -42.96612,
+        "name": "S\u00e3o Pedro"
+      },
+      {
+        "lat": -21.29917,
+        "lon": -46.8025,
+        "name": "Guaran\u00e9sia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1641672.91,
+      "perimeter_km": 5342.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      },
+      {
+        "lat": -22.27407,
+        "lon": 166.44884,
+        "name": "Noum\u00e9a"
+      },
+      {
+        "lat": -35.73167,
+        "lon": 174.32391,
+        "name": "Whangarei"
+      },
+      {
+        "lat": -36.84853,
+        "lon": 174.76349,
+        "name": "Auckland"
+      },
+      {
+        "lat": -37.87822,
+        "lon": 175.4402,
+        "name": "Cambridge"
+      },
+      {
+        "lat": -41.13827,
+        "lon": 175.0502,
+        "name": "Upper Hutt"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 343952.9,
+      "perimeter_km": 4560.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -0.11306,
+        "lon": 31.85389,
+        "name": "Lukaya"
+      },
+      {
+        "lat": 13.15611,
+        "lon": 37.89806,
+        "name": "Debark\u2019"
+      },
+      {
+        "lat": -15.72028,
+        "lon": 39.3425,
+        "name": "Nametil"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1204946.3,
+      "perimeter_km": 6754.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.70087,
+        "lon": 35.29719,
+        "name": "Nazareth"
+      },
+      {
+        "lat": 40.65333,
+        "lon": 35.83306,
+        "name": "Amasya"
+      },
+      {
+        "lat": 36.701,
+        "lon": 45.1413,
+        "name": "Piranshahr"
+      },
+      {
+        "lat": 35.56496,
+        "lon": 45.4329,
+        "name": "As Sulaym\u0101n\u012byah"
+      },
+      {
+        "lat": 30.7006,
+        "lon": 49.8315,
+        "name": "Aghajari"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 750802.78,
+      "perimeter_km": 4003.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.76984,
+        "lon": 12.65917,
+        "name": "Marino"
+      },
+      {
+        "lat": 52.44254,
+        "lon": 13.58228,
+        "name": "Berlin K\u00f6penick"
+      },
+      {
+        "lat": 49.5581,
+        "lon": 27.95682,
+        "name": "Khmilnyk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 622288.1,
+      "perimeter_km": 3708.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -43.30437,
+        "lon": 172.58356,
+        "name": "Rangiora"
+      },
+      {
+        "lat": -46.4,
+        "lon": 168.35,
+        "name": "Invercargill"
+      },
+      {
+        "lat": -36.93754,
+        "lon": 174.65584,
+        "name": "Titirangi"
+      },
+      {
+        "lat": -38.68333,
+        "lon": 176.08333,
+        "name": "Taupo"
+      },
+      {
+        "lat": -41.21667,
+        "lon": 174.91667,
+        "name": "Lower Hutt"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 157368.19,
+      "perimeter_km": 2484.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.45161,
+        "lon": -7.51995,
+        "name": "Mediouna"
+      },
+      {
+        "lat": 34.40731,
+        "lon": -2.89732,
+        "name": "Taourirt"
+      },
+      {
+        "lat": 36.71461,
+        "lon": 3.3422,
+        "name": "Ouled Haddaj"
+      },
+      {
+        "lat": 36.76917,
+        "lon": 10.23639,
+        "name": "M\u00e9grine"
+      },
+      {
+        "lat": 34.79435,
+        "lon": 10.80617,
+        "name": "Sakiet ed Daier"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 299284.17,
+      "perimeter_km": 3590.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -10.71484,
+        "lon": 25.46674,
+        "name": "Kolwezi"
+      },
+      {
+        "lat": -4.96589,
+        "lon": 19.59151,
+        "name": "Idiofa"
+      },
+      {
+        "lat": -1.13333,
+        "lon": 33.98333,
+        "name": "Shirati"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 649434.01,
+      "perimeter_km": 3984.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.48116,
+        "lon": -3.69659,
+        "name": "La Paz"
+      },
+      {
+        "lat": 45.7088,
+        "lon": 11.47959,
+        "name": "Thiene"
+      },
+      {
+        "lat": 45.85639,
+        "lon": 15.80778,
+        "name": "Zapre\u0161i\u0107"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 61690.72,
+      "perimeter_km": 3381.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 55.7068,
+        "lon": 21.13912,
+        "name": "Klaip\u0117da"
+      },
+      {
+        "lat": 66.31278,
+        "lon": 14.14278,
+        "name": "Mo i Rana"
+      },
+      {
+        "lat": 56.01931,
+        "lon": 39.94848,
+        "name": "Lakinsk"
+      },
+      {
+        "lat": 55.59525,
+        "lon": 37.05235,
+        "name": "Krasnoznamensk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 762137.04,
+      "perimeter_km": 4192.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 1.32888,
+        "lon": 103.73995,
+        "name": "Jurong East"
+      },
+      {
+        "lat": -7.42639,
+        "lon": 111.02222,
+        "name": "Sragen"
+      },
+      {
+        "lat": -6.55694,
+        "lon": 107.44333,
+        "name": "Purwakarta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 153151.13,
+      "perimeter_km": 2640.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.67851,
+        "lon": -121.22578,
+        "name": "Orangevale"
+      },
+      {
+        "lat": 45.53929,
+        "lon": -122.38731,
+        "name": "Troutdale"
+      },
+      {
+        "lat": 31.30862,
+        "lon": -110.94217,
+        "name": "Nogales"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 341436.34,
+      "perimeter_km": 3877.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 30.79641,
+        "lon": 108.3858,
+        "name": "Pailou"
+      },
+      {
+        "lat": 28.56938,
+        "lon": 112.34733,
+        "name": "Heshan"
+      },
+      {
+        "lat": 22.34544,
+        "lon": 114.19327,
+        "name": "Chuk Yuen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 106843.82,
+      "perimeter_km": 2274.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 29.66698,
+        "lon": 107.19233,
+        "name": "Linshi"
+      },
+      {
+        "lat": 42.88545,
+        "lon": 125.1367,
+        "name": "Longshan"
+      },
+      {
+        "lat": 40.19944,
+        "lon": 124.53167,
+        "name": "Uiju"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 227741.46,
+      "perimeter_km": 4434.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 51.76338,
+        "lon": 7.8887,
+        "name": "Ahlen"
+      },
+      {
+        "lat": 51.36081,
+        "lon": 7.47168,
+        "name": "Hagen"
+      },
+      {
+        "lat": 55.50591,
+        "lon": 9.73054,
+        "name": "Middelfart"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3455.4,
+      "perimeter_km": 971.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -29.18416,
+        "lon": -58.07519,
+        "name": "Mercedes"
+      },
+      {
+        "lat": -23.87833,
+        "lon": -47.99722,
+        "name": "S\u00e3o Miguel Arcanjo"
+      },
+      {
+        "lat": -23.93167,
+        "lon": -47.06833,
+        "name": "Juquitiba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 32777.23,
+      "perimeter_km": 2497.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.88333,
+        "lon": 145.21667,
+        "name": "Wantirna South"
+      },
+      {
+        "lat": -28.21901,
+        "lon": 152.03438,
+        "name": "Warwick"
+      },
+      {
+        "lat": -26.66008,
+        "lon": 153.09953,
+        "name": "Maroochydore"
+      },
+      {
+        "lat": -28.07071,
+        "lon": 153.39329,
+        "name": "Robina"
+      },
+      {
+        "lat": -33.7511,
+        "lon": 151.28886,
+        "name": "Dee Why"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 198252.4,
+      "perimeter_km": 2986.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 24.97916,
+        "lon": 32.87722,
+        "name": "Edfu"
+      },
+      {
+        "lat": 31.03408,
+        "lon": 30.46823,
+        "name": "Damanhur"
+      },
+      {
+        "lat": 18.8405,
+        "lon": 36.8351,
+        "name": "Sinkat"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 63461.24,
+      "perimeter_km": 3008.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -22.75917,
+        "lon": -43.45111,
+        "name": "Nova Igua\u00e7u"
+      },
+      {
+        "lat": -21.36,
+        "lon": -48.22833,
+        "name": "Guariba"
+      },
+      {
+        "lat": -8.49694,
+        "lon": -36.94083,
+        "name": "Pedra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 445865.89,
+      "perimeter_km": 4120.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -13.63426,
+        "lon": -72.8838,
+        "name": "Abancay"
+      },
+      {
+        "lat": -10.24111,
+        "lon": -76.64556,
+        "name": "Yanacancha"
+      },
+      {
+        "lat": -2.70924,
+        "lon": -80.24719,
+        "name": "Posorja"
+      },
+      {
+        "lat": -10.1497,
+        "lon": -67.73741,
+        "name": "Senador Guiomard"
+      },
+      {
+        "lat": -20.93194,
+        "lon": -54.96139,
+        "name": "Sidrol\u00e2ndia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1204670.86,
+      "perimeter_km": 6977.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -42.87936,
+        "lon": 147.32941,
+        "name": "Hobart"
+      },
+      {
+        "lat": -37.75405,
+        "lon": 145.14864,
+        "name": "Templestowe"
+      },
+      {
+        "lat": -33.72976,
+        "lon": 151.15977,
+        "name": "Saint Ives"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 197822.81,
+      "perimeter_km": 2372.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.88474,
+        "lon": -118.41091,
+        "name": "Manhattan Beach"
+      },
+      {
+        "lat": 36.3208,
+        "lon": -121.24381,
+        "name": "Greenfield"
+      },
+      {
+        "lat": 33.74585,
+        "lon": -117.82617,
+        "name": "Tustin"
+      },
+      {
+        "lat": 33.6103,
+        "lon": -114.59635,
+        "name": "Blythe"
+      },
+      {
+        "lat": 20.73072,
+        "lon": -105.28257,
+        "name": "Mezcales"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 236665.49,
+      "perimeter_km": 4747.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 44.80849,
+        "lon": -0.58915,
+        "name": "Talence"
+      },
+      {
+        "lat": 51.525,
+        "lon": 5.975,
+        "name": "Venray"
+      },
+      {
+        "lat": 51.23812,
+        "lon": 6.78678,
+        "name": "D\u00fcsseldorf-Pempelfort"
+      },
+      {
+        "lat": 50.54384,
+        "lon": 7.24639,
+        "name": "Sinzig"
+      },
+      {
+        "lat": 44.81694,
+        "lon": 15.87083,
+        "name": "Biha\u0107"
+      },
+      {
+        "lat": 47.9959,
+        "lon": 7.85222,
+        "name": "Freiburg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 662930.38,
+      "perimeter_km": 3390.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.65825,
+        "lon": -0.25223,
+        "name": "Taifa"
+      },
+      {
+        "lat": 6.91413,
+        "lon": -7.63121,
+        "name": "Kahin"
+      },
+      {
+        "lat": 9.88333,
+        "lon": -2.91667,
+        "name": "Bati\u00e9"
+      },
+      {
+        "lat": 4.95893,
+        "lon": 8.32695,
+        "name": "Calabar"
+      },
+      {
+        "lat": 3.51667,
+        "lon": 11.5,
+        "name": "Mbalmayo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 445913.5,
+      "perimeter_km": 4507.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.4165,
+        "lon": 0.42709,
+        "name": "Benicarl\u00f3"
+      },
+      {
+        "lat": 50.86117,
+        "lon": 4.33136,
+        "name": "Koekelberg"
+      },
+      {
+        "lat": 47.42391,
+        "lon": 9.37477,
+        "name": "Sankt Gallen"
+      },
+      {
+        "lat": 50.72136,
+        "lon": 10.44386,
+        "name": "Schmalkalden"
+      },
+      {
+        "lat": 48.93707,
+        "lon": 21.91625,
+        "name": "Humenn\u00e9"
+      },
+      {
+        "lat": 40.57762,
+        "lon": 17.03812,
+        "name": "Palagiano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1592747.0,
+      "perimeter_km": 5358.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.83333,
+        "lon": 145.05,
+        "name": "Glenferrie"
+      },
+      {
+        "lat": -33.28397,
+        "lon": 149.10018,
+        "name": "Orange"
+      },
+      {
+        "lat": -28.21901,
+        "lon": 152.03438,
+        "name": "Warwick"
+      },
+      {
+        "lat": -27.61025,
+        "lon": 153.05388,
+        "name": "Sunnybank Hills"
+      },
+      {
+        "lat": -33.8178,
+        "lon": 151.00348,
+        "name": "Parramatta"
+      },
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 209163.7,
+      "perimeter_km": 2807.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.85862,
+        "lon": -8.62513,
+        "name": "Ovar"
+      },
+      {
+        "lat": 50.80434,
+        "lon": 6.49299,
+        "name": "D\u00fcren"
+      },
+      {
+        "lat": 51.17983,
+        "lon": 7.1925,
+        "name": "Remscheid"
+      },
+      {
+        "lat": 50.87033,
+        "lon": 20.62752,
+        "name": "Kielce"
+      },
+      {
+        "lat": 41.83844,
+        "lon": 15.56535,
+        "name": "Sannicandro Garganico"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1515015.51,
+      "perimeter_km": 5700.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -14.50333,
+        "lon": -42.22222,
+        "name": "Cacul\u00e9"
+      },
+      {
+        "lat": -4.285,
+        "lon": -47.505,
+        "name": "Dom Eliseu"
+      },
+      {
+        "lat": -4.41594,
+        "lon": -40.90471,
+        "name": "Croat\u00e1"
+      },
+      {
+        "lat": -8.99028,
+        "lon": -39.90944,
+        "name": "Cura\u00e7\u00e1"
+      },
+      {
+        "lat": -11.33333,
+        "lon": -38.96667,
+        "name": "Araci"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 574343.08,
+      "perimeter_km": 3306.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.68139,
+        "lon": -1.90858,
+        "name": "Oujda"
+      },
+      {
+        "lat": 33.28952,
+        "lon": -8.3425,
+        "name": "Azemmour"
+      },
+      {
+        "lat": 35.74381,
+        "lon": -0.7693,
+        "name": "\u2019A\u00efn el Turk"
+      },
+      {
+        "lat": 36.26951,
+        "lon": 1.68609,
+        "name": "El Abadia"
+      },
+      {
+        "lat": 36.53167,
+        "lon": 2.99194,
+        "name": "Bouinan"
+      },
+      {
+        "lat": 36.76946,
+        "lon": 10.27468,
+        "name": "Rad\u00e8s"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 95071.37,
+      "perimeter_km": 3480.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 12.8939,
+        "lon": -14.94125,
+        "name": "Kolda"
+      },
+      {
+        "lat": 15.16931,
+        "lon": -7.28985,
+        "name": "Nara"
+      },
+      {
+        "lat": 14.0994,
+        "lon": -1.62554,
+        "name": "Djibo"
+      },
+      {
+        "lat": 11.11857,
+        "lon": 0.00993,
+        "name": "Cinkans\u00e9"
+      },
+      {
+        "lat": 9.80955,
+        "lon": -3.34577,
+        "name": "Doropo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 529288.03,
+      "perimeter_km": 3564.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -26.61056,
+        "lon": -49.00833,
+        "name": "Massaranduba"
+      },
+      {
+        "lat": -26.33639,
+        "lon": -49.90639,
+        "name": "Itai\u00f3polis"
+      },
+      {
+        "lat": -12.7275,
+        "lon": -39.18194,
+        "name": "Sapea\u00e7u"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 84376.27,
+      "perimeter_km": 3830.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.88935,
+        "lon": 1.83722,
+        "name": "Toviklin"
+      },
+      {
+        "lat": 6.99536,
+        "lon": 0.29306,
+        "name": "Kpandu"
+      },
+      {
+        "lat": 12.38723,
+        "lon": -5.46507,
+        "name": "Koutiala"
+      },
+      {
+        "lat": 12.06884,
+        "lon": -1.33644,
+        "name": "Kombissiri"
+      },
+      {
+        "lat": 1.61361,
+        "lon": 16.05167,
+        "name": "Ouesso"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 533045.76,
+      "perimeter_km": 5414.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.405,
+        "lon": -3.87835,
+        "name": "Boadilla del Monte"
+      },
+      {
+        "lat": 48.83584,
+        "lon": 2.64241,
+        "name": "Marne La Vall\u00e9e"
+      },
+      {
+        "lat": 53.22186,
+        "lon": 26.67679,
+        "name": "Nesvizh"
+      },
+      {
+        "lat": 48.13743,
+        "lon": 11.57549,
+        "name": "Munich"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 592291.27,
+      "perimeter_km": 5508.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -7.8,
+        "lon": -78.06667,
+        "name": "Huamachuco"
+      },
+      {
+        "lat": -8.11599,
+        "lon": -79.02998,
+        "name": "Trujillo"
+      },
+      {
+        "lat": -1.02881,
+        "lon": -79.46264,
+        "name": "Quevedo"
+      },
+      {
+        "lat": 6.83333,
+        "lon": -63.33333,
+        "name": "La Paragua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 791984.93,
+      "perimeter_km": 5198.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 43.66141,
+        "lon": 10.63067,
+        "name": "Pontedera"
+      },
+      {
+        "lat": 49.854,
+        "lon": 18.54169,
+        "name": "Karvin\u00e1"
+      },
+      {
+        "lat": 44.85,
+        "lon": 24.86667,
+        "name": "Pite\u015fti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 334986.7,
+      "perimeter_km": 2786.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 29.28222,
+        "lon": 106.89806,
+        "name": "Shilong"
+      },
+      {
+        "lat": 35.20889,
+        "lon": 111.73861,
+        "name": "Changzhi"
+      },
+      {
+        "lat": 35.52336,
+        "lon": 119.51009,
+        "name": "Heshan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 213965.31,
+      "perimeter_km": 2876.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 11.89532,
+        "lon": 79.80709,
+        "name": "Ariy\u0101nkuppam"
+      },
+      {
+        "lat": 9.42462,
+        "lon": 76.58481,
+        "name": "Paippad"
+      },
+      {
+        "lat": 19.77947,
+        "lon": 79.36459,
+        "name": "R\u0101j\u016bra"
+      },
+      {
+        "lat": 23.76571,
+        "lon": 85.93864,
+        "name": "J\u0101ridih"
+      },
+      {
+        "lat": 23.07492,
+        "lon": 88.28637,
+        "name": "Pandua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 650965.59,
+      "perimeter_km": 4231.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -9.51656,
+        "lon": -77.53045,
+        "name": "Centenario"
+      },
+      {
+        "lat": -5.90181,
+        "lon": -76.12234,
+        "name": "Yurimaguas"
+      },
+      {
+        "lat": 4.29005,
+        "lon": -74.81612,
+        "name": "Flandes"
+      },
+      {
+        "lat": 1.25744,
+        "lon": -70.23551,
+        "name": "Mit\u00fa"
+      },
+      {
+        "lat": -16.39899,
+        "lon": -71.53747,
+        "name": "Arequipa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1204989.95,
+      "perimeter_km": 5155.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.72134,
+        "lon": -9.16738,
+        "name": "Campo De Ourique"
+      },
+      {
+        "lat": 55.91536,
+        "lon": -4.33279,
+        "name": "Bearsden"
+      },
+      {
+        "lat": 47.55371,
+        "lon": 7.94612,
+        "name": "Bad S\u00e4ckingen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1057966.05,
+      "perimeter_km": 4893.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -33.75562,
+        "lon": 25.40074,
+        "name": "Kariega"
+      },
+      {
+        "lat": -34.04526,
+        "lon": 24.92146,
+        "name": "Jeffreys Bay"
+      },
+      {
+        "lat": -25.67088,
+        "lon": 28.52364,
+        "name": "Cullinan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 14710.27,
+      "perimeter_km": 1996.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.18333,
+        "lon": 145.08333,
+        "name": "Mount Eliza"
+      },
+      {
+        "lat": -27.63917,
+        "lon": 153.10944,
+        "name": "Logan City"
+      },
+      {
+        "lat": -28.11694,
+        "lon": 153.46584,
+        "name": "Palm Beach"
+      },
+      {
+        "lat": -33.9125,
+        "lon": 151.10279,
+        "name": "Campsie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 152287.19,
+      "perimeter_km": 2855.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 31.28244,
+        "lon": -4.26541,
+        "name": "Moulay Ali Cherif"
+      },
+      {
+        "lat": 35.23464,
+        "lon": -0.24435,
+        "name": "Sfizef"
+      },
+      {
+        "lat": 36.66774,
+        "lon": 3.59115,
+        "name": "Beni Amrane"
+      },
+      {
+        "lat": 36.33293,
+        "lon": 5.08843,
+        "name": "Bougaa"
+      },
+      {
+        "lat": 27.05,
+        "lon": 14.4,
+        "name": "Al Jad\u012bd"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 780380.15,
+      "perimeter_km": 4321.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 8.7514,
+        "lon": 80.4971,
+        "name": "Vavuniya"
+      },
+      {
+        "lat": 16.61989,
+        "lon": 80.54244,
+        "name": "Kondapalle"
+      },
+      {
+        "lat": 19.39069,
+        "lon": 74.64979,
+        "name": "R\u0101huri"
+      },
+      {
+        "lat": 28.86993,
+        "lon": 75.9165,
+        "name": "Tosh\u0101m"
+      },
+      {
+        "lat": 25.03967,
+        "lon": 86.90247,
+        "name": "Amarpur"
+      },
+      {
+        "lat": 21.09417,
+        "lon": 96.02803,
+        "name": "Wundwin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2839365.72,
+      "perimeter_km": 6988.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 18.4259,
+        "lon": -72.76995,
+        "name": "Grangwav"
+      },
+      {
+        "lat": 21.24224,
+        "lon": -77.82625,
+        "name": "Jimaguay\u00fa"
+      },
+      {
+        "lat": 20.64855,
+        "lon": -75.92967,
+        "name": "Cueto"
+      },
+      {
+        "lat": 21.85139,
+        "lon": -78.11725,
+        "name": "Esmeralda"
+      },
+      {
+        "lat": 18.80748,
+        "lon": -69.78431,
+        "name": "Monte Plata"
+      },
+      {
+        "lat": 14.67751,
+        "lon": -60.94228,
+        "name": "Le Robert"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 179743.17,
+      "perimeter_km": 4392.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -29.95332,
+        "lon": -71.33947,
+        "name": "Coquimbo"
+      },
+      {
+        "lat": -26.81787,
+        "lon": -65.14202,
+        "name": "Alderetes"
+      },
+      {
+        "lat": -17.81667,
+        "lon": -63.05,
+        "name": "Cotoca"
+      },
+      {
+        "lat": -29.70167,
+        "lon": -51.24194,
+        "name": "Port\u00e3o"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1603047.27,
+      "perimeter_km": 5442.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 29.44433,
+        "lon": 78.43646,
+        "name": "Nag\u012bna"
+      },
+      {
+        "lat": 26.00239,
+        "lon": 78.87658,
+        "name": "Daboh"
+      },
+      {
+        "lat": 12.90518,
+        "lon": 78.9427,
+        "name": "Pallikonda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 29910.17,
+      "perimeter_km": 3681.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -15.38596,
+        "lon": 35.3188,
+        "name": "Zomba"
+      },
+      {
+        "lat": -12.78636,
+        "lon": 45.21732,
+        "name": "Mtsap\u00e9r\u00e9"
+      },
+      {
+        "lat": -13.08333,
+        "lon": 48.85,
+        "name": "Antsohimbondrona"
+      },
+      {
+        "lat": -21.3393,
+        "lon": 55.47811,
+        "name": "Saint-Pierre"
+      },
+      {
+        "lat": -20.53034,
+        "lon": 47.24344,
+        "name": "Ambositra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1021591.04,
+      "perimeter_km": 4901.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -16.57386,
+        "lon": -68.15112,
+        "name": "Achocalla"
+      },
+      {
+        "lat": -15.89299,
+        "lon": -63.18855,
+        "name": "Ascenci\u00f3n de Guarayos"
+      },
+      {
+        "lat": -4.21079,
+        "lon": -69.93944,
+        "name": "Leticia"
+      },
+      {
+        "lat": -16.05917,
+        "lon": -48.03944,
+        "name": "Novo Gama"
+      },
+      {
+        "lat": -23.5376,
+        "lon": -46.59482,
+        "name": "Belem"
+      },
+      {
+        "lat": -26.18489,
+        "lon": -58.17313,
+        "name": "Formosa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3528819.96,
+      "perimeter_km": 8294.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 36.13968,
+        "lon": -120.36015,
+        "name": "Coalinga"
+      },
+      {
+        "lat": 35.14778,
+        "lon": -114.5683,
+        "name": "Bullhead City"
+      },
+      {
+        "lat": 33.24866,
+        "lon": -111.6343,
+        "name": "Queen Creek"
+      },
+      {
+        "lat": 34.23087,
+        "lon": -111.32514,
+        "name": "Payson"
+      },
+      {
+        "lat": 20.23031,
+        "lon": -99.21396,
+        "name": "Mixquiahuala de Juarez"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 537972.1,
+      "perimeter_km": 5664.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 44.8955,
+        "lon": -0.71779,
+        "name": "Saint-M\u00e9dard-en-Jalles"
+      },
+      {
+        "lat": 49.47593,
+        "lon": 10.98856,
+        "name": "F\u00fcrth"
+      },
+      {
+        "lat": 51.03116,
+        "lon": 2.33983,
+        "name": "Saint-Pol-sur-Mer"
+      },
+      {
+        "lat": 52.64739,
+        "lon": 16.81406,
+        "name": "Oborniki"
+      },
+      {
+        "lat": 55.11091,
+        "lon": 33.23728,
+        "name": "Safonovo"
+      },
+      {
+        "lat": 46.22141,
+        "lon": 24.79279,
+        "name": "Sighi\u0219oara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1688495.55,
+      "perimeter_km": 6909.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 30.51365,
+        "lon": 117.04723,
+        "name": "Anqing"
+      },
+      {
+        "lat": 36.54356,
+        "lon": 119.81326,
+        "name": "Damoujia"
+      },
+      {
+        "lat": 37.29583,
+        "lon": 127.63389,
+        "name": "Yeoju"
+      },
+      {
+        "lat": 35.73531,
+        "lon": 140.12445,
+        "name": "Yachiyo"
+      },
+      {
+        "lat": 35.38834,
+        "lon": 136.78483,
+        "name": "Ginan"
+      },
+      {
+        "lat": 34.58333,
+        "lon": 135.61667,
+        "name": "Kashihara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 744233.06,
+      "perimeter_km": 4785.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.77405,
+        "lon": -79.46282,
+        "name": "Laurinburg"
+      },
+      {
+        "lat": 38.94312,
+        "lon": -84.54411,
+        "name": "Independence"
+      },
+      {
+        "lat": 41.1306,
+        "lon": -85.12886,
+        "name": "Fort Wayne"
+      },
+      {
+        "lat": 42.93869,
+        "lon": -74.18819,
+        "name": "Amsterdam"
+      },
+      {
+        "lat": 42.5001,
+        "lon": -70.85783,
+        "name": "Marblehead"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 552454.42,
+      "perimeter_km": 3234.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.12389,
+        "lon": -100.76542,
+        "name": "North Platte"
+      },
+      {
+        "lat": 46.49,
+        "lon": -80.99001,
+        "name": "Greater Sudbury"
+      },
+      {
+        "lat": 43.76574,
+        "lon": -79.48888,
+        "name": "York University Heights"
+      },
+      {
+        "lat": 40.10532,
+        "lon": -85.68025,
+        "name": "Anderson"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 598020.43,
+      "perimeter_km": 3945.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.88584,
+        "lon": -94.53301,
+        "name": "Grandview"
+      },
+      {
+        "lat": 40.56217,
+        "lon": -111.92966,
+        "name": "South Jordan"
+      },
+      {
+        "lat": 41.80892,
+        "lon": -88.01117,
+        "name": "Downers Grove"
+      },
+      {
+        "lat": 40.65538,
+        "lon": -74.38987,
+        "name": "Scotch Plains"
+      },
+      {
+        "lat": 33.29622,
+        "lon": -86.8436,
+        "name": "Helena"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1168631.44,
+      "perimeter_km": 6944.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 50.86567,
+        "lon": 4.29557,
+        "name": "Berchem-Sainte-Agathe"
+      },
+      {
+        "lat": 52.73416,
+        "lon": 4.77682,
+        "name": "Harenkarspel"
+      },
+      {
+        "lat": 43.24622,
+        "lon": 5.39788,
+        "name": "Mazargues"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 23086.28,
+      "perimeter_km": 2117.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -17.06667,
+        "lon": 15.73333,
+        "name": "Ondjiva"
+      },
+      {
+        "lat": -11.10862,
+        "lon": 14.33621,
+        "name": "Conda"
+      },
+      {
+        "lat": -8.46604,
+        "lon": 28.90079,
+        "name": "Pweto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 553402.41,
+      "perimeter_km": 4019.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 19.845,
+        "lon": -99.23333,
+        "name": "Santa Teresa"
+      },
+      {
+        "lat": 33.41477,
+        "lon": -111.90931,
+        "name": "Tempe"
+      },
+      {
+        "lat": 22.95035,
+        "lon": -81.41059,
+        "name": "Limonar"
+      },
+      {
+        "lat": 20.39833,
+        "lon": -89.53541,
+        "name": "Ticul"
+      },
+      {
+        "lat": 9.86142,
+        "lon": -84.09266,
+        "name": "Aserr\u00ed"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2478147.88,
+      "perimeter_km": 9317.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.77988,
+        "lon": 144.92276,
+        "name": "Ascot Vale"
+      },
+      {
+        "lat": -34.78254,
+        "lon": 138.61077,
+        "name": "Parafield Gardens"
+      },
+      {
+        "lat": -33.28397,
+        "lon": 149.10018,
+        "name": "Orange"
+      },
+      {
+        "lat": -34.424,
+        "lon": 150.89345,
+        "name": "Wollongong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 268476.14,
+      "perimeter_km": 2498.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.16604,
+        "lon": 145.13643,
+        "name": "Frankston South"
+      },
+      {
+        "lat": -34.91119,
+        "lon": 138.70735,
+        "name": "Adelaide Hills"
+      },
+      {
+        "lat": -26.65682,
+        "lon": 153.07955,
+        "name": "Sunshine Coast"
+      },
+      {
+        "lat": -27.53221,
+        "lon": 153.22889,
+        "name": "Alexandra Hills"
+      },
+      {
+        "lat": -30.29626,
+        "lon": 153.11351,
+        "name": "Coffs Harbour"
+      },
+      {
+        "lat": -33.73333,
+        "lon": 150.93284,
+        "name": "Glenwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 694368.63,
+      "perimeter_km": 3884.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 44.57149,
+        "lon": 129.38539,
+        "name": "Hailin"
+      },
+      {
+        "lat": 35.71667,
+        "lon": 140.36667,
+        "name": "Ry\u014dgoku"
+      },
+      {
+        "lat": 36.08171,
+        "lon": 139.37162,
+        "name": "Yamata"
+      },
+      {
+        "lat": 35.65087,
+        "lon": 139.79163,
+        "name": "Toyosu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 28780.69,
+      "perimeter_km": 2840.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -6.10417,
+        "lon": -49.35528,
+        "name": "Eldorado dos Caraj\u00e1s"
+      },
+      {
+        "lat": -5.79333,
+        "lon": -35.32944,
+        "name": "S\u00e3o Gon\u00e7alo do Amarante"
+      },
+      {
+        "lat": -11.69361,
+        "lon": -41.46833,
+        "name": "Cafarnaum"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 494351.49,
+      "perimeter_km": 3558.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 43.13484,
+        "lon": -2.07801,
+        "name": "Tolosa"
+      },
+      {
+        "lat": 50.94013,
+        "lon": 7.00605,
+        "name": "Kalk"
+      },
+      {
+        "lat": 53.27096,
+        "lon": 34.32143,
+        "name": "Bryansk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 521291.58,
+      "perimeter_km": 5862.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -26.255,
+        "lon": -53.63972,
+        "name": "Dion\u00edsio Cerqueira"
+      },
+      {
+        "lat": -20.0225,
+        "lon": -45.54361,
+        "name": "Lagoa da Prata"
+      },
+      {
+        "lat": -23.5275,
+        "lon": -46.9025,
+        "name": "Jandira"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 108309.09,
+      "perimeter_km": 2237.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -26.06927,
+        "lon": 30.11489,
+        "name": "Carolina"
+      },
+      {
+        "lat": -10.70727,
+        "lon": 22.22466,
+        "name": "Luau"
+      },
+      {
+        "lat": -2.8869,
+        "lon": 29.1248,
+        "name": "Cibitoke"
+      },
+      {
+        "lat": -1.85238,
+        "lon": 36.77683,
+        "name": "Kajiado"
+      },
+      {
+        "lat": -10.75,
+        "lon": 39.63333,
+        "name": "Tandahimba"
+      },
+      {
+        "lat": -10.93333,
+        "lon": 35.01667,
+        "name": "Mbinga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3332470.52,
+      "perimeter_km": 7215.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 36.51257,
+        "lon": 2.41382,
+        "name": "Hadjout"
+      },
+      {
+        "lat": 36.74625,
+        "lon": 3.83163,
+        "name": "Naciria"
+      },
+      {
+        "lat": 28.82306,
+        "lon": 30.89903,
+        "name": "Al Fashn"
+      },
+      {
+        "lat": 31.20892,
+        "lon": 16.58866,
+        "name": "Sirte"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 432362.12,
+      "perimeter_km": 5633.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -12.29292,
+        "lon": 33.1782,
+        "name": "Lundazi"
+      },
+      {
+        "lat": -3.88333,
+        "lon": 33.2,
+        "name": "Tinde"
+      },
+      {
+        "lat": -12.77698,
+        "lon": 45.28234,
+        "name": "Labattoir"
+      },
+      {
+        "lat": -21.23034,
+        "lon": 48.34173,
+        "name": "Mananjary"
+      },
+      {
+        "lat": -23.35,
+        "lon": 43.66667,
+        "name": "Toliara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1661300.93,
+      "perimeter_km": 5775.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.41778,
+        "lon": -49.09056,
+        "name": "Ita\u00ed"
+      },
+      {
+        "lat": -24.24423,
+        "lon": -49.70932,
+        "name": "Jaguaria\u00edva"
+      },
+      {
+        "lat": -22.63417,
+        "lon": -54.82222,
+        "name": "Caarap\u00f3"
+      },
+      {
+        "lat": -20.33944,
+        "lon": -47.78056,
+        "name": "Ituverava"
+      },
+      {
+        "lat": -22.98436,
+        "lon": -43.20285,
+        "name": "Ipanema"
+      },
+      {
+        "lat": -23.04972,
+        "lon": -47.83667,
+        "name": "Laranjal Paulista"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 245626.05,
+      "perimeter_km": 2600.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -27.34361,
+        "lon": -51.61194,
+        "name": "Capinzal"
+      },
+      {
+        "lat": -29.08056,
+        "lon": -53.83583,
+        "name": "Tupanciret\u00e3"
+      },
+      {
+        "lat": -14.61944,
+        "lon": -57.48583,
+        "name": "Tangar\u00e1 da Serra"
+      },
+      {
+        "lat": -20.28389,
+        "lon": -50.24639,
+        "name": "Fernand\u00f3polis"
+      },
+      {
+        "lat": -17.84222,
+        "lon": -42.07667,
+        "name": "Malacacheta"
+      },
+      {
+        "lat": -23.53936,
+        "lon": -46.51788,
+        "name": "Vila Matilde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 945368.76,
+      "perimeter_km": 5283.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.91802,
+        "lon": -6.34292,
+        "name": "M\u00e9rida"
+      },
+      {
+        "lat": 52.51167,
+        "lon": 6.25694,
+        "name": "Dalfsen"
+      },
+      {
+        "lat": 53.63301,
+        "lon": 9.83945,
+        "name": "Halstenbek"
+      },
+      {
+        "lat": 50.59465,
+        "lon": 12.64139,
+        "name": "Schneeberg"
+      },
+      {
+        "lat": 49.78465,
+        "lon": 23.64806,
+        "name": "Horodok"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 948126.66,
+      "perimeter_km": 5889.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -3.55,
+        "lon": 33.6,
+        "name": "Mwadui"
+      },
+      {
+        "lat": 1.25881,
+        "lon": 35.09569,
+        "name": "Makutano"
+      },
+      {
+        "lat": 7.93333,
+        "lon": 38.71667,
+        "name": "Ziway"
+      },
+      {
+        "lat": 8.13333,
+        "lon": 39.23333,
+        "name": "\u012ateya"
+      },
+      {
+        "lat": -12.16672,
+        "lon": 44.39944,
+        "name": "Moutsamoudou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1157030.09,
+      "perimeter_km": 5319.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 29.76328,
+        "lon": -95.36327,
+        "name": "Houston"
+      },
+      {
+        "lat": 39.04167,
+        "lon": -94.72024,
+        "name": "Shawnee"
+      },
+      {
+        "lat": 43.06057,
+        "lon": -88.10648,
+        "name": "Brookfield"
+      },
+      {
+        "lat": 38.67727,
+        "lon": -87.52863,
+        "name": "Vincennes"
+      },
+      {
+        "lat": 38.91872,
+        "lon": -77.23109,
+        "name": "Tysons"
+      },
+      {
+        "lat": 35.48341,
+        "lon": -86.46027,
+        "name": "Shelbyville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 933382.76,
+      "perimeter_km": 5076.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.87045,
+        "lon": -1.42319,
+        "name": "Beni Mester"
+      },
+      {
+        "lat": 36.10124,
+        "lon": 1.19949,
+        "name": "Oued Sly"
+      },
+      {
+        "lat": 36.65,
+        "lon": 4.77361,
+        "name": "el hed"
+      },
+      {
+        "lat": 36.51611,
+        "lon": 6.32722,
+        "name": "Grarem"
+      },
+      {
+        "lat": 32.63278,
+        "lon": 12.87361,
+        "name": "An N\u0101\u015fir\u012byah"
+      },
+      {
+        "lat": 34.72224,
+        "lon": 5.37845,
+        "name": "Tolga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 274570.84,
+      "perimeter_km": 2830.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 14.97066,
+        "lon": 102.10196,
+        "name": "Nakhon Ratchasima"
+      },
+      {
+        "lat": 13.759,
+        "lon": 100.53358,
+        "name": "Ratchathewi"
+      },
+      {
+        "lat": 16.59875,
+        "lon": 94.92111,
+        "name": "Myaungmya"
+      },
+      {
+        "lat": 22.48556,
+        "lon": 103.97066,
+        "name": "L\u00e0o Cai"
+      },
+      {
+        "lat": 24.43415,
+        "lon": 118.31712,
+        "name": "Jincheng"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 988887.76,
+      "perimeter_km": 5520.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.91667,
+        "lon": 145.11667,
+        "name": "Clayton"
+      },
+      {
+        "lat": -34.18551,
+        "lon": 142.16251,
+        "name": "Mildura"
+      },
+      {
+        "lat": -23.84852,
+        "lon": 151.25775,
+        "name": "Gladstone"
+      },
+      {
+        "lat": -27.94402,
+        "lon": 153.39815,
+        "name": "Labrador"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 631834.51,
+      "perimeter_km": 3794.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.82289,
+        "lon": 147.61041,
+        "name": "Bairnsdale"
+      },
+      {
+        "lat": -37.75,
+        "lon": 145.35,
+        "name": "Lilydale"
+      },
+      {
+        "lat": -27.25204,
+        "lon": 152.99226,
+        "name": "Kallangur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 117379.25,
+      "perimeter_km": 2845.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -22.63333,
+        "lon": -47.05,
+        "name": "Terra Preta"
+      },
+      {
+        "lat": -21.82694,
+        "lon": -47.24861,
+        "name": "Santa Cruz das Palmeiras"
+      },
+      {
+        "lat": -16.40639,
+        "lon": -49.21861,
+        "name": "Ner\u00f3polis"
+      },
+      {
+        "lat": -8.11,
+        "lon": -42.94444,
+        "name": "Canto do Buriti"
+      },
+      {
+        "lat": -11.68472,
+        "lon": -41.76889,
+        "name": "Canarana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 536687.6,
+      "perimeter_km": 3633.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 13.0725,
+        "lon": -3.0694,
+        "name": "Tougan"
+      },
+      {
+        "lat": 9.08297,
+        "lon": 3.85196,
+        "name": "Kisi"
+      },
+      {
+        "lat": 6.44094,
+        "lon": 8.08432,
+        "name": "Ezza-Ohu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3611.24,
+      "perimeter_km": 2853.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 26.50358,
+        "lon": -100.18187,
+        "name": "Ciudad Sabinas Hidalgo"
+      },
+      {
+        "lat": 34.05223,
+        "lon": -118.24368,
+        "name": "Los Angeles"
+      },
+      {
+        "lat": 35.04204,
+        "lon": -89.66453,
+        "name": "Collierville"
+      },
+      {
+        "lat": 13.71024,
+        "lon": -89.13989,
+        "name": "Soyapango"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2582483.74,
+      "perimeter_km": 8735.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -8.07417,
+        "lon": -39.11917,
+        "name": "Salgueiro"
+      },
+      {
+        "lat": -7.38917,
+        "lon": -38.77444,
+        "name": "Mauriti"
+      },
+      {
+        "lat": -4.28694,
+        "lon": -38.64306,
+        "name": "Barreira"
+      },
+      {
+        "lat": -7.59111,
+        "lon": -35.49139,
+        "name": "S\u00e3o Vicente F\u00e9rrer"
+      },
+      {
+        "lat": -10.7375,
+        "lon": -37.08167,
+        "name": "Maruim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 153973.7,
+      "perimeter_km": 1698.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.58333,
+        "lon": 145.03333,
+        "name": "Wollert"
+      },
+      {
+        "lat": -27.53221,
+        "lon": 153.22889,
+        "name": "Alexandra Hills"
+      },
+      {
+        "lat": -33.7511,
+        "lon": 151.28886,
+        "name": "Dee Why"
+      },
+      {
+        "lat": -33.7061,
+        "lon": 150.7094,
+        "name": "Cranebrook"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 161557.07,
+      "perimeter_km": 2794.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.73061,
+        "lon": -88.93313,
+        "name": "Marion"
+      },
+      {
+        "lat": 41.77281,
+        "lon": -87.72227,
+        "name": "West Lawn"
+      },
+      {
+        "lat": 48.44879,
+        "lon": -68.52396,
+        "name": "Rimouski"
+      },
+      {
+        "lat": 39.93759,
+        "lon": -77.6611,
+        "name": "Chambersburg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 698149.78,
+      "perimeter_km": 4332.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 13.29452,
+        "lon": 77.53777,
+        "name": "Doddaballapura"
+      },
+      {
+        "lat": 19.21933,
+        "lon": 77.66962,
+        "name": "Bhokar"
+      },
+      {
+        "lat": 8.8359,
+        "lon": 78.13518,
+        "name": "Mappilaiurani"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 25167.48,
+      "perimeter_km": 2314.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.91119,
+        "lon": 138.70735,
+        "name": "Adelaide Hills"
+      },
+      {
+        "lat": -33.7061,
+        "lon": 150.7094,
+        "name": "Cranebrook"
+      },
+      {
+        "lat": -37.65,
+        "lon": 145.03333,
+        "name": "Epping"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 197527.65,
+      "perimeter_km": 2427.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -3.55592,
+        "lon": -80.44258,
+        "name": "Tumbes"
+      },
+      {
+        "lat": -3.32561,
+        "lon": -79.80697,
+        "name": "Pasaje"
+      },
+      {
+        "lat": 2.39341,
+        "lon": -75.89232,
+        "name": "La Plata"
+      },
+      {
+        "lat": -15.5,
+        "lon": -70.13333,
+        "name": "Juliaca"
+      },
+      {
+        "lat": -13.52493,
+        "lon": -71.96531,
+        "name": "Wanchaq"
+      },
+      {
+        "lat": -11.42854,
+        "lon": -74.48834,
+        "name": "San Mart\u00edn de Pangoa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 775717.98,
+      "perimeter_km": 4682.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.81667,
+        "lon": 144.75,
+        "name": "Truganina"
+      },
+      {
+        "lat": -37.8318,
+        "lon": 140.77919,
+        "name": "Mount Gambier"
+      },
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -27.62563,
+        "lon": 152.96883,
+        "name": "Forest Lake"
+      },
+      {
+        "lat": -28.07071,
+        "lon": 153.39329,
+        "name": "Robina"
+      },
+      {
+        "lat": -33.83902,
+        "lon": 151.23956,
+        "name": "Mosman"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 725087.96,
+      "perimeter_km": 3685.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -23.60583,
+        "lon": -46.47889,
+        "name": "S\u00e3o Mateus"
+      },
+      {
+        "lat": -4.4835,
+        "lon": -46.85326,
+        "name": "Bom Jesus das Selvas"
+      },
+      {
+        "lat": -7.21337,
+        "lon": -40.137,
+        "name": "Araripe"
+      },
+      {
+        "lat": -12.43028,
+        "lon": -39.25139,
+        "name": "Santo Est\u00eav\u00e3o"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1065833.01,
+      "perimeter_km": 4975.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.88461,
+        "lon": 145.29539,
+        "name": "Ferntree Gully"
+      },
+      {
+        "lat": -26.68443,
+        "lon": 153.05705,
+        "name": "Buderim"
+      },
+      {
+        "lat": -33.9681,
+        "lon": 151.13564,
+        "name": "Kogarah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 164900.66,
+      "perimeter_km": 2955.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 24.19064,
+        "lon": 97.80191,
+        "name": "Zhangfeng"
+      },
+      {
+        "lat": 29.55605,
+        "lon": 106.16002,
+        "name": "Daxing"
+      },
+      {
+        "lat": 38.55258,
+        "lon": 106.34805,
+        "name": "Xigang"
+      },
+      {
+        "lat": 29.26778,
+        "lon": 120.22528,
+        "name": "Dongyang"
+      },
+      {
+        "lat": 27.54566,
+        "lon": 116.21456,
+        "name": "Fenggang"
+      },
+      {
+        "lat": 24.68413,
+        "lon": 113.59839,
+        "name": "Maba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2302707.19,
+      "perimeter_km": 6110.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.98333,
+        "lon": 136.98333,
+        "name": "Kariya"
+      },
+      {
+        "lat": 31.77429,
+        "lon": 130.59208,
+        "name": "Aira"
+      },
+      {
+        "lat": 41.81626,
+        "lon": 140.63472,
+        "name": "Hokuto"
+      },
+      {
+        "lat": 37.62908,
+        "lon": 140.97868,
+        "name": "Minami-S\u014dma"
+      },
+      {
+        "lat": 35.70611,
+        "lon": 139.55944,
+        "name": "Musashino"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 290299.95,
+      "perimeter_km": 3082.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.59878,
+        "lon": -0.05151,
+        "name": "Altea"
+      },
+      {
+        "lat": 49.54033,
+        "lon": 8.5782,
+        "name": "Viernheim"
+      },
+      {
+        "lat": 54.0887,
+        "lon": 12.14049,
+        "name": "Rostock"
+      },
+      {
+        "lat": 47.17266,
+        "lon": 19.79952,
+        "name": "Cegl\u00e9d"
+      },
+      {
+        "lat": 40.39899,
+        "lon": 17.63726,
+        "name": "Manduria"
+      },
+      {
+        "lat": 40.89704,
+        "lon": 16.8433,
+        "name": "Acquaviva delle Fonti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1551724.5,
+      "perimeter_km": 5220.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 51.99399,
+        "lon": 6.91918,
+        "name": "Stadtlohn"
+      },
+      {
+        "lat": 50.41038,
+        "lon": 2.83053,
+        "name": "Avion"
+      },
+      {
+        "lat": 59.28391,
+        "lon": 11.10962,
+        "name": "Sarpsborg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 98672.99,
+      "perimeter_km": 2304.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -23.40598,
+        "lon": -46.31611,
+        "name": "Bairro Parque Nossa Senhora do Carmo"
+      },
+      {
+        "lat": -23.60333,
+        "lon": -47.02639,
+        "name": "Vargem Grande Paulista"
+      },
+      {
+        "lat": -9.84139,
+        "lon": -39.48167,
+        "name": "Uau\u00e1"
+      },
+      {
+        "lat": -11.41222,
+        "lon": -39.46194,
+        "name": "Valente"
+      },
+      {
+        "lat": -14.78556,
+        "lon": -39.28028,
+        "name": "Itabuna"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 254896.8,
+      "perimeter_km": 3563.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 37.61915,
+        "lon": -0.87799,
+        "name": "La Uni\u00f3n"
+      },
+      {
+        "lat": 49.46307,
+        "lon": 1.09364,
+        "name": "Mont-Saint-Aignan"
+      },
+      {
+        "lat": 51.61379,
+        "lon": 7.19738,
+        "name": "Recklinghausen"
+      },
+      {
+        "lat": 54.23575,
+        "lon": 10.27934,
+        "name": "Preetz"
+      },
+      {
+        "lat": 49.94782,
+        "lon": 11.57893,
+        "name": "Bayreuth"
+      },
+      {
+        "lat": 41.99771,
+        "lon": 12.61814,
+        "name": "Tor Lupara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1165381.42,
+      "perimeter_km": 4798.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.9641,
+        "lon": -5.35791,
+        "name": "K\u00e9-Macina"
+      },
+      {
+        "lat": 31.17213,
+        "lon": -8.84728,
+        "name": "Imi-n-Tanout"
+      },
+      {
+        "lat": 36.12129,
+        "lon": 5.9867,
+        "name": "Tadjenanet"
+      },
+      {
+        "lat": 36.76967,
+        "lon": 7.90641,
+        "name": "Ben Mehidi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1577211.63,
+      "perimeter_km": 6467.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 36.98356,
+        "lon": -121.98052,
+        "name": "Live Oak"
+      },
+      {
+        "lat": 39.61721,
+        "lon": -104.95081,
+        "name": "Greenwood Village"
+      },
+      {
+        "lat": 32.29396,
+        "lon": -111.00982,
+        "name": "Flowing Wells"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 555843.95,
+      "perimeter_km": 3621.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 21.0,
+        "lon": 105.83333,
+        "name": "Trung Ph\u1ee5ng"
+      },
+      {
+        "lat": 26.2283,
+        "lon": 100.56,
+        "name": "Taoyuan"
+      },
+      {
+        "lat": 28.8466,
+        "lon": 108.76416,
+        "name": "Zhongduo"
+      },
+      {
+        "lat": 35.27814,
+        "lon": 126.51181,
+        "name": "Yeonggwang"
+      },
+      {
+        "lat": 33.50972,
+        "lon": 126.52194,
+        "name": "Jeju City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1109467.67,
+      "perimeter_km": 6128.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.62581,
+        "lon": 144.92555,
+        "name": "Roxburgh Park"
+      },
+      {
+        "lat": -34.78254,
+        "lon": 138.61077,
+        "name": "Parafield Gardens"
+      },
+      {
+        "lat": -26.68443,
+        "lon": 153.05705,
+        "name": "Buderim"
+      },
+      {
+        "lat": -31.43084,
+        "lon": 152.90894,
+        "name": "Port Macquarie"
+      },
+      {
+        "lat": -33.8,
+        "lon": 151.18333,
+        "name": "Chatswood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 682148.58,
+      "perimeter_km": 3838.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -32.43289,
+        "lon": -63.24811,
+        "name": "Villa Nueva"
+      },
+      {
+        "lat": -28.4602,
+        "lon": -62.83354,
+        "name": "A\u00f1atuya"
+      },
+      {
+        "lat": -23.26917,
+        "lon": -51.04806,
+        "name": "Ibipor\u00e3"
+      },
+      {
+        "lat": -20.46528,
+        "lon": -45.95806,
+        "name": "Piumhi"
+      },
+      {
+        "lat": -29.50194,
+        "lon": -51.96639,
+        "name": "Estrela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 778691.72,
+      "perimeter_km": 4662.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.58055,
+        "lon": -0.10321,
+        "name": "l'Alf\u00e0s del Pi"
+      },
+      {
+        "lat": 40.37898,
+        "lon": -3.72617,
+        "name": "Abrantes"
+      },
+      {
+        "lat": 52.76667,
+        "lon": -1.2,
+        "name": "Loughborough"
+      },
+      {
+        "lat": 48.88075,
+        "lon": 2.35513,
+        "name": "Saint-Vincent de Paul"
+      },
+      {
+        "lat": 45.22338,
+        "lon": 11.66379,
+        "name": "Este"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 875679.5,
+      "perimeter_km": 4292.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -26.1844,
+        "lon": 27.70203,
+        "name": "Randfontein"
+      },
+      {
+        "lat": -25.86522,
+        "lon": 25.64421,
+        "name": "Mafikeng"
+      },
+      {
+        "lat": -22.45338,
+        "lon": 18.97159,
+        "name": "Gobabis"
+      },
+      {
+        "lat": -16.80889,
+        "lon": 26.9875,
+        "name": "Choma"
+      },
+      {
+        "lat": -15.72028,
+        "lon": 39.3425,
+        "name": "Nametil"
+      },
+      {
+        "lat": -28.61961,
+        "lon": 28.20966,
+        "name": "Fouriesburg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1372555.73,
+      "perimeter_km": 5465.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 26.65725,
+        "lon": 94.31529,
+        "name": "Mari\u0101ni"
+      },
+      {
+        "lat": 28.67873,
+        "lon": 77.27116,
+        "name": "J\u0101far\u0101b\u0101d"
+      },
+      {
+        "lat": 30.08963,
+        "lon": 105.85665,
+        "name": "Tianjia"
+      },
+      {
+        "lat": 29.21004,
+        "lon": 106.30012,
+        "name": "Xianfeng"
+      },
+      {
+        "lat": 28.38812,
+        "lon": 104.56339,
+        "name": "Wenjiang"
+      },
+      {
+        "lat": 16.75083,
+        "lon": 107.18278,
+        "name": "th\u1ecb x\u00e3 Qu\u1ea3ng Tr\u1ecb"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1338396.07,
+      "perimeter_km": 7803.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 28.07835,
+        "lon": -82.56982,
+        "name": "Citrus Park"
+      },
+      {
+        "lat": 34.05149,
+        "lon": -84.0713,
+        "name": "Suwanee"
+      },
+      {
+        "lat": 43.06057,
+        "lon": -88.10648,
+        "name": "Brookfield"
+      },
+      {
+        "lat": 45.03341,
+        "lon": -79.31633,
+        "name": "Bracebridge"
+      },
+      {
+        "lat": 40.12067,
+        "lon": -75.11795,
+        "name": "Abington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1102762.78,
+      "perimeter_km": 4624.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 4.5141,
+        "lon": 103.4483,
+        "name": "Kertih"
+      },
+      {
+        "lat": 17.3072,
+        "lon": 102.18886,
+        "name": "Na Klang"
+      },
+      {
+        "lat": -6.7559,
+        "lon": 111.038,
+        "name": "Pati"
+      },
+      {
+        "lat": -6.17806,
+        "lon": 106.63,
+        "name": "Tangerang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 805351.74,
+      "perimeter_km": 6007.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -28.2925,
+        "lon": -53.50167,
+        "name": "Panambi"
+      },
+      {
+        "lat": -30.25833,
+        "lon": -54.91417,
+        "name": "Ros\u00e1rio do Sul"
+      },
+      {
+        "lat": -32.85683,
+        "lon": -60.71754,
+        "name": "Granadero Baigorria"
+      },
+      {
+        "lat": -17.03139,
+        "lon": -48.29583,
+        "name": "Orizona"
+      },
+      {
+        "lat": -23.52508,
+        "lon": -46.63889,
+        "name": "Bom Retiro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 604720.01,
+      "perimeter_km": 4644.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.82648,
+        "lon": 3.76689,
+        "name": "Berriane"
+      },
+      {
+        "lat": 36.52389,
+        "lon": 2.86131,
+        "name": "Beni Mered"
+      },
+      {
+        "lat": 36.56471,
+        "lon": 4.30619,
+        "name": "\u2019A\u00efn el Hammam"
+      },
+      {
+        "lat": 34.74056,
+        "lon": 10.76028,
+        "name": "Sfax"
+      },
+      {
+        "lat": 32.17222,
+        "lon": 13.02028,
+        "name": "Gharyan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 266881.61,
+      "perimeter_km": 2390.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.4837,
+        "lon": -46.41309,
+        "name": "Jardim Helena"
+      },
+      {
+        "lat": -17.03139,
+        "lon": -48.29583,
+        "name": "Orizona"
+      },
+      {
+        "lat": -16.07056,
+        "lon": -57.67889,
+        "name": "C\u00e1ceres"
+      },
+      {
+        "lat": -11.85889,
+        "lon": -40.4725,
+        "name": "Mundo Novo"
+      },
+      {
+        "lat": -10.73333,
+        "lon": -37.49333,
+        "name": "Campo do Brito"
+      },
+      {
+        "lat": -18.38083,
+        "lon": -44.45639,
+        "name": "Corinto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1697593.44,
+      "perimeter_km": 5747.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 19.86006,
+        "lon": -100.82857,
+        "name": "Zinap\u00e9cuaro"
+      },
+      {
+        "lat": 35.46756,
+        "lon": -97.51643,
+        "name": "Oklahoma City"
+      },
+      {
+        "lat": 45.09413,
+        "lon": -93.35634,
+        "name": "Brooklyn Park"
+      },
+      {
+        "lat": 25.70816,
+        "lon": -80.407,
+        "name": "Kendale Lakes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2757925.89,
+      "perimeter_km": 7528.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 31.72091,
+        "lon": 72.97836,
+        "name": "Chiniot"
+      },
+      {
+        "lat": 31.54514,
+        "lon": 73.82891,
+        "name": "Chak Five Hundred Seventy-five"
+      },
+      {
+        "lat": 28.74705,
+        "lon": 77.11465,
+        "name": "S\u0101hib\u0101b\u0101d Daulotpur"
+      },
+      {
+        "lat": 22.017,
+        "lon": 85.422,
+        "name": "Joda"
+      },
+      {
+        "lat": 17.00517,
+        "lon": 81.77784,
+        "name": "Rajamahendravaram"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 563583.86,
+      "perimeter_km": 4183.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.1164,
+        "lon": -118.25646,
+        "name": "Atwater Village"
+      },
+      {
+        "lat": 34.06334,
+        "lon": -117.65089,
+        "name": "Ontario"
+      },
+      {
+        "lat": 39.72849,
+        "lon": -121.83748,
+        "name": "Chico"
+      },
+      {
+        "lat": 33.50921,
+        "lon": -111.89903,
+        "name": "Scottsdale"
+      },
+      {
+        "lat": 29.38385,
+        "lon": -94.9027,
+        "name": "Texas City"
+      },
+      {
+        "lat": 20.72278,
+        "lon": -100.75946,
+        "name": "Comonfort"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1476775.31,
+      "perimeter_km": 6987.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 12.95081,
+        "lon": 79.15062,
+        "name": "Kangeyanallur"
+      },
+      {
+        "lat": 16.11756,
+        "lon": 80.93139,
+        "name": "Challapalle"
+      },
+      {
+        "lat": 22.34414,
+        "lon": 77.09536,
+        "name": "Harda"
+      },
+      {
+        "lat": 25.87577,
+        "lon": 87.84009,
+        "name": "Dalkola"
+      },
+      {
+        "lat": 20.14624,
+        "lon": 92.89835,
+        "name": "Sittwe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1424066.0,
+      "perimeter_km": 4849.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.814,
+        "lon": 144.96332,
+        "name": "Melbourne"
+      },
+      {
+        "lat": -38.17058,
+        "lon": 144.3114,
+        "name": "Highton"
+      },
+      {
+        "lat": -25.28762,
+        "lon": 152.76936,
+        "name": "Hervey Bay"
+      },
+      {
+        "lat": -33.70244,
+        "lon": 151.09931,
+        "name": "Hornsby"
+      },
+      {
+        "lat": -34.424,
+        "lon": 150.89345,
+        "name": "Wollongong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 253680.28,
+      "perimeter_km": 3392.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -20.31833,
+        "lon": -48.31056,
+        "name": "Gua\u00edra"
+      },
+      {
+        "lat": -6.78889,
+        "lon": -39.29583,
+        "name": "V\u00e1rzea Alegre"
+      },
+      {
+        "lat": -10.70833,
+        "lon": -38.18333,
+        "name": "Po\u00e7o Verde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 300276.36,
+      "perimeter_km": 3765.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.44289,
+        "lon": -3.71124,
+        "name": "Vallehermoso"
+      },
+      {
+        "lat": 47.4,
+        "lon": 0.66667,
+        "name": "Saint-Cyr-sur-Loire"
+      },
+      {
+        "lat": 51.05,
+        "lon": 7.26667,
+        "name": "K\u00fcrten"
+      },
+      {
+        "lat": 51.67369,
+        "lon": 8.34482,
+        "name": "Lippstadt"
+      },
+      {
+        "lat": 52.54525,
+        "lon": 13.56983,
+        "name": "Marzahn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 257843.53,
+      "perimeter_km": 3826.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -26.66331,
+        "lon": 28.59016,
+        "name": "Balfour"
+      },
+      {
+        "lat": -24.7718,
+        "lon": 25.42156,
+        "name": "Mosopa"
+      },
+      {
+        "lat": -4.52483,
+        "lon": 35.3849,
+        "name": "Katesh"
+      },
+      {
+        "lat": -18.67556,
+        "lon": 34.07278,
+        "name": "Gorongosa"
+      },
+      {
+        "lat": -25.70866,
+        "lon": 31.51025,
+        "name": "Schoemansdal"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 945446.14,
+      "perimeter_km": 5586.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -33.67571,
+        "lon": -65.45783,
+        "name": "Villa Mercedes"
+      },
+      {
+        "lat": -27.39184,
+        "lon": -55.92379,
+        "name": "Posadas"
+      },
+      {
+        "lat": -19.22,
+        "lon": -42.48361,
+        "name": "Belo Oriente"
+      },
+      {
+        "lat": -21.01028,
+        "lon": -42.84056,
+        "name": "Visconde do Rio Branco"
+      },
+      {
+        "lat": -23.81306,
+        "lon": -47.71639,
+        "name": "Pilar do Sul"
+      },
+      {
+        "lat": -25.42861,
+        "lon": -48.71194,
+        "name": "Antonina"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 481053.29,
+      "perimeter_km": 5649.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.52364,
+        "lon": -90.57764,
+        "name": "Davenport"
+      },
+      {
+        "lat": 46.64499,
+        "lon": -80.9973,
+        "name": "Valley East"
+      },
+      {
+        "lat": 39.36733,
+        "lon": -76.79525,
+        "name": "Randallstown"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 414352.84,
+      "perimeter_km": 3020.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -36.12179,
+        "lon": 146.88809,
+        "name": "Wodonga"
+      },
+      {
+        "lat": -37.66667,
+        "lon": 145.06667,
+        "name": "Mill Park"
+      },
+      {
+        "lat": -27.10876,
+        "lon": 152.94907,
+        "name": "Morayfield"
+      },
+      {
+        "lat": -27.61025,
+        "lon": 153.05388,
+        "name": "Sunnybank Hills"
+      },
+      {
+        "lat": -28.07071,
+        "lon": 153.39329,
+        "name": "Robina"
+      },
+      {
+        "lat": -33.52314,
+        "lon": 151.31325,
+        "name": "Umina Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 167699.01,
+      "perimeter_km": 2874.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.52666,
+        "lon": -5.11019,
+        "name": "Ifrane"
+      },
+      {
+        "lat": 34.30494,
+        "lon": -6.30404,
+        "name": "Sidi Yahia El Gharb"
+      },
+      {
+        "lat": 36.67942,
+        "lon": 4.8555,
+        "name": "El Kseur"
+      },
+      {
+        "lat": 35.37675,
+        "lon": 5.90001,
+        "name": "A\u00efn Touta"
+      },
+      {
+        "lat": 34.69999,
+        "lon": 10.69501,
+        "name": "Sidi Abid"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 207727.88,
+      "perimeter_km": 3258.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.99014,
+        "lon": 126.47899,
+        "name": "Muan"
+      },
+      {
+        "lat": 33.63611,
+        "lon": 116.97889,
+        "name": "Suzhou"
+      },
+      {
+        "lat": 40.19944,
+        "lon": 124.53167,
+        "name": "Uiju"
+      },
+      {
+        "lat": 35.13526,
+        "lon": 138.9028,
+        "name": "Nakatogari"
+      },
+      {
+        "lat": 34.275,
+        "lon": 133.75,
+        "name": "Tadotsu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 660533.54,
+      "perimeter_km": 4408.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 47.87536,
+        "lon": -3.91896,
+        "name": "Concarneau"
+      },
+      {
+        "lat": 50.7236,
+        "lon": -3.52751,
+        "name": "Exeter"
+      },
+      {
+        "lat": 51.38673,
+        "lon": 0.30367,
+        "name": "Hartley"
+      },
+      {
+        "lat": 43.53635,
+        "lon": 1.34428,
+        "name": "Cugnaux"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 194379.18,
+      "perimeter_km": 2104.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 0.08213,
+        "lon": 34.72139,
+        "name": "Mbale"
+      },
+      {
+        "lat": 0.48829,
+        "lon": 42.78535,
+        "name": "Jilib"
+      },
+      {
+        "lat": -12.24667,
+        "lon": 40.12083,
+        "name": "Macomia"
+      },
+      {
+        "lat": -13.3825,
+        "lon": 39.78167,
+        "name": "Chi\u00fare"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 694660.85,
+      "perimeter_km": 4073.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 8.01714,
+        "lon": 4.90421,
+        "name": "Ila Orangun"
+      },
+      {
+        "lat": 6.98008,
+        "lon": 2.6649,
+        "name": "Pob\u00e9"
+      },
+      {
+        "lat": 13.08173,
+        "lon": 2.91099,
+        "name": "Birnin Gaour\u00e9"
+      },
+      {
+        "lat": 14.073,
+        "lon": 5.96,
+        "name": "Madaoua"
+      },
+      {
+        "lat": 14.52727,
+        "lon": 20.92603,
+        "name": "Biltine"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 727174.15,
+      "perimeter_km": 4802.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 36.52672,
+        "lon": -6.2891,
+        "name": "Cadiz"
+      },
+      {
+        "lat": 38.79202,
+        "lon": -9.10801,
+        "name": "Sacav\u00e9m"
+      },
+      {
+        "lat": 51.16697,
+        "lon": 4.45127,
+        "name": "Mortsel"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 302812.28,
+      "perimeter_km": 3925.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.80748,
+        "lon": 14.62151,
+        "name": "Sarno"
+      },
+      {
+        "lat": 50.68551,
+        "lon": 14.53764,
+        "name": "\u010cesk\u00e1 L\u00edpa"
+      },
+      {
+        "lat": 46.83089,
+        "lon": 28.58999,
+        "name": "H\u00eence\u015fti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 584628.99,
+      "perimeter_km": 3514.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -7.95889,
+        "lon": -79.23917,
+        "name": "Santiago de Cao"
+      },
+      {
+        "lat": 6.17358,
+        "lon": -75.33621,
+        "name": "Marinilla"
+      },
+      {
+        "lat": 9.31847,
+        "lon": -75.2933,
+        "name": "Corozal"
+      },
+      {
+        "lat": -16.08333,
+        "lon": -69.66667,
+        "name": "Ilave"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1284258.44,
+      "perimeter_km": 6248.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 37.16887,
+        "lon": -4.15129,
+        "name": "Loja"
+      },
+      {
+        "lat": 43.27889,
+        "lon": 5.41523,
+        "name": "Marseille 10"
+      },
+      {
+        "lat": 51.65531,
+        "lon": -0.39602,
+        "name": "Watford"
+      },
+      {
+        "lat": 45.09785,
+        "lon": 7.70884,
+        "name": "Regio Parco"
+      },
+      {
+        "lat": 40.86027,
+        "lon": 14.25223,
+        "name": "Stella"
+      },
+      {
+        "lat": 37.51803,
+        "lon": 15.00913,
+        "name": "Misterbianco"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1931262.31,
+      "perimeter_km": 5806.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 54.42302,
+        "lon": -6.44434,
+        "name": "Portadown"
+      },
+      {
+        "lat": 51.43333,
+        "lon": -0.38333,
+        "name": "Hanworth"
+      },
+      {
+        "lat": 53.4115,
+        "lon": -2.83935,
+        "name": "Huyton"
+      },
+      {
+        "lat": 41.99994,
+        "lon": 14.99389,
+        "name": "Termoli"
+      },
+      {
+        "lat": 43.66141,
+        "lon": 10.63067,
+        "name": "Pontedera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 198459.52,
+      "perimeter_km": 4751.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.53375,
+        "lon": -82.13067,
+        "name": "Evans"
+      },
+      {
+        "lat": 43.11167,
+        "lon": -88.49927,
+        "name": "Oconomowoc"
+      },
+      {
+        "lat": 42.99564,
+        "lon": -71.45479,
+        "name": "Manchester"
+      },
+      {
+        "lat": 41.77593,
+        "lon": -72.52148,
+        "name": "Manchester"
+      },
+      {
+        "lat": 40.79472,
+        "lon": -73.9425,
+        "name": "East Harlem"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 785310.26,
+      "perimeter_km": 3990.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 24.1989,
+        "lon": 23.29093,
+        "name": "Al Jawf"
+      },
+      {
+        "lat": 31.31146,
+        "lon": 31.14766,
+        "name": "Al \u1e28\u0101m\u016bl"
+      },
+      {
+        "lat": 30.85711,
+        "lon": 32.31183,
+        "name": "Al Qan\u0163arah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 62580.63,
+      "perimeter_km": 2383.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 25.1,
+        "lon": 76.51667,
+        "name": "B\u0101r\u0101n"
+      },
+      {
+        "lat": 38.20835,
+        "lon": 67.20664,
+        "name": "Boysun"
+      },
+      {
+        "lat": 22.76602,
+        "lon": 88.36336,
+        "name": "B\u0101r\u0101kpur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 833528.07,
+      "perimeter_km": 5577.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 48.8486,
+        "lon": 2.43769,
+        "name": "Vincennes"
+      },
+      {
+        "lat": 50.89328,
+        "lon": 6.99481,
+        "name": "Rodenkirchen"
+      },
+      {
+        "lat": 51.79535,
+        "lon": 7.73815,
+        "name": "Drensteinfurt"
+      },
+      {
+        "lat": 59.85882,
+        "lon": 17.63889,
+        "name": "Uppsala"
+      },
+      {
+        "lat": 45.84973,
+        "lon": 27.43441,
+        "name": "Tecuci"
+      },
+      {
+        "lat": 45.6726,
+        "lon": 18.978,
+        "name": "Apatin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1560556.79,
+      "perimeter_km": 5234.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 19.04778,
+        "lon": -98.20723,
+        "name": "Puebla"
+      },
+      {
+        "lat": 19.26755,
+        "lon": -99.61925,
+        "name": "San Francisco Cuaxusco"
+      },
+      {
+        "lat": 28.32667,
+        "lon": -82.68343,
+        "name": "Bayonet Point"
+      },
+      {
+        "lat": 22.89018,
+        "lon": -82.50099,
+        "name": "San Antonio de los Ba\u00f1os"
+      },
+      {
+        "lat": 14.92217,
+        "lon": -88.23756,
+        "name": "Santa B\u00e1rbara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1223384.9,
+      "perimeter_km": 4974.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -29.02889,
+        "lon": -51.18167,
+        "name": "Flores da Cunha"
+      },
+      {
+        "lat": -25.78389,
+        "lon": -53.30861,
+        "name": "Salto do Lontra"
+      },
+      {
+        "lat": -22.0175,
+        "lon": -47.89083,
+        "name": "S\u00e3o Carlos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 143702.31,
+      "perimeter_km": 1955.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.76667,
+        "lon": 144.91667,
+        "name": "Moonee Ponds"
+      },
+      {
+        "lat": -38.17058,
+        "lon": 144.3114,
+        "name": "Highton"
+      },
+      {
+        "lat": -28.21901,
+        "lon": 152.03438,
+        "name": "Warwick"
+      },
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      },
+      {
+        "lat": -33.78269,
+        "lon": 151.04888,
+        "name": "Carlingford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 112600.06,
+      "perimeter_km": 2861.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 1.99546,
+        "lon": 112.93254,
+        "name": "Kapit"
+      },
+      {
+        "lat": 8.21528,
+        "lon": 126.31639,
+        "name": "Bislig"
+      },
+      {
+        "lat": -9.31286,
+        "lon": 125.25648,
+        "name": "Suai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1418089.86,
+      "perimeter_km": 5443.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.70712,
+        "lon": -121.28106,
+        "name": "Citrus Heights"
+      },
+      {
+        "lat": 49.02049,
+        "lon": -122.79507,
+        "name": "White Rock"
+      },
+      {
+        "lat": 51.03951,
+        "lon": -114.07087,
+        "name": "Beltline"
+      },
+      {
+        "lat": 33.77974,
+        "lon": -116.46529,
+        "name": "Cathedral City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 817970.23,
+      "perimeter_km": 4441.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.5488,
+        "lon": 63.7888,
+        "name": "Kh\u0101n Nesh\u012bn"
+      },
+      {
+        "lat": 32.56245,
+        "lon": 75.11993,
+        "name": "S\u0101mba"
+      },
+      {
+        "lat": 18.5635,
+        "lon": 73.85205,
+        "name": "Khadki"
+      },
+      {
+        "lat": 22.99167,
+        "lon": 71.46793,
+        "name": "Dhr\u0101ngadhra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 908529.56,
+      "perimeter_km": 4343.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 27.0937,
+        "lon": 77.66003,
+        "name": "Fatehpur S\u012bkri"
+      },
+      {
+        "lat": 30.16776,
+        "lon": 76.87046,
+        "name": "Sh\u0101h\u0101b\u0101d"
+      },
+      {
+        "lat": 42.48918,
+        "lon": 78.39355,
+        "name": "Karakol"
+      },
+      {
+        "lat": 44.00754,
+        "lon": 81.4247,
+        "name": "Panjim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 278357.3,
+      "perimeter_km": 3935.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 9.8,
+        "lon": 105.1,
+        "name": "X\u00f3m C\u00e1i N\u01b0\u1edbc"
+      },
+      {
+        "lat": 17.41027,
+        "lon": 104.83068,
+        "name": "Thakh\u00e8k"
+      },
+      {
+        "lat": 19.63981,
+        "lon": 109.15861,
+        "name": "Paipu"
+      },
+      {
+        "lat": 14.17056,
+        "lon": 120.92361,
+        "name": "Amadeo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1020155.65,
+      "perimeter_km": 4544.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -11.60389,
+        "lon": -38.58313,
+        "name": "S\u00e1tiro Dias"
+      },
+      {
+        "lat": -14.06694,
+        "lon": -39.64056,
+        "name": "Ibirataia"
+      },
+      {
+        "lat": -10.46139,
+        "lon": -40.18944,
+        "name": "Senhor do Bonfim"
+      },
+      {
+        "lat": -3.60722,
+        "lon": -38.96833,
+        "name": "S\u00e3o Gon\u00e7alo do Amarante"
+      },
+      {
+        "lat": -4.45194,
+        "lon": -37.79722,
+        "name": "Fortim"
+      },
+      {
+        "lat": -6.96596,
+        "lon": -35.7951,
+        "name": "Rem\u00edgio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 262515.9,
+      "perimeter_km": 2592.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.75,
+        "lon": 145.35,
+        "name": "Lilydale"
+      },
+      {
+        "lat": -37.81667,
+        "lon": 144.75,
+        "name": "Truganina"
+      },
+      {
+        "lat": -20.72523,
+        "lon": 139.49727,
+        "name": "Mount Isa"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.86436,
+        "lon": 151.0397,
+        "name": "Lidcombe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 948868.79,
+      "perimeter_km": 4701.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.5007,
+        "lon": -94.74049,
+        "name": "Longview"
+      },
+      {
+        "lat": 43.68364,
+        "lon": -79.55422,
+        "name": "Willowridge-Martingrove-Richview"
+      },
+      {
+        "lat": 43.11682,
+        "lon": -79.19958,
+        "name": "Thorold"
+      },
+      {
+        "lat": 18.13683,
+        "lon": -77.03171,
+        "name": "Linstead"
+      },
+      {
+        "lat": 26.41869,
+        "lon": -81.4173,
+        "name": "Immokalee"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2627231.89,
+      "perimeter_km": 7148.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.42118,
+        "lon": -79.7881,
+        "name": "Monroeville"
+      },
+      {
+        "lat": 37.77422,
+        "lon": -87.11333,
+        "name": "Owensboro"
+      },
+      {
+        "lat": 42.24481,
+        "lon": -83.06095,
+        "name": "LaSalle"
+      },
+      {
+        "lat": 43.65498,
+        "lon": -79.37153,
+        "name": "Moss Park"
+      },
+      {
+        "lat": 42.81259,
+        "lon": -70.87728,
+        "name": "Newburyport"
+      },
+      {
+        "lat": 41.39482,
+        "lon": -73.45401,
+        "name": "Danbury"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 314274.72,
+      "perimeter_km": 3142.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -7.41667,
+        "lon": 30.6,
+        "name": "Kirando"
+      },
+      {
+        "lat": -1.9275,
+        "lon": 18.2881,
+        "name": "Inongo"
+      },
+      {
+        "lat": 14.10776,
+        "lon": 34.09197,
+        "name": "Al-F\u0101w"
+      },
+      {
+        "lat": 14.88722,
+        "lon": 38.81528,
+        "name": "Mendefera"
+      },
+      {
+        "lat": 0.64996,
+        "lon": 33.17128,
+        "name": "Buwenge"
+      },
+      {
+        "lat": 0.43333,
+        "lon": 31.23333,
+        "name": "Kasambya"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2515674.62,
+      "perimeter_km": 7295.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -22.02861,
+        "lon": -42.36083,
+        "name": "Cordeiro"
+      },
+      {
+        "lat": -23.44417,
+        "lon": -46.91778,
+        "name": "Santana de Parna\u00edba"
+      },
+      {
+        "lat": -3.10056,
+        "lon": -45.03361,
+        "name": "Matinha"
+      },
+      {
+        "lat": -4.49083,
+        "lon": -38.59667,
+        "name": "Ocara"
+      },
+      {
+        "lat": -10.50333,
+        "lon": -37.05278,
+        "name": "Capela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1551171.53,
+      "perimeter_km": 5585.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 50.87033,
+        "lon": 20.62752,
+        "name": "Kielce"
+      },
+      {
+        "lat": 52.0814,
+        "lon": 21.02397,
+        "name": "Piaseczno"
+      },
+      {
+        "lat": 60.76186,
+        "lon": 46.31352,
+        "name": "Velikiy Ustyug"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 74400.1,
+      "perimeter_km": 3876.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.55287,
+        "lon": 117.33296,
+        "name": "Liguo"
+      },
+      {
+        "lat": 39.24889,
+        "lon": 117.78917,
+        "name": "Hangu"
+      },
+      {
+        "lat": 34.50597,
+        "lon": 133.50391,
+        "name": "Kasaoka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 384710.95,
+      "perimeter_km": 3495.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -7.16378,
+        "lon": -78.50027,
+        "name": "Cajamarca"
+      },
+      {
+        "lat": 4.26425,
+        "lon": -75.93085,
+        "name": "Sevilla"
+      },
+      {
+        "lat": 7.06528,
+        "lon": -73.85472,
+        "name": "Barrancabermeja"
+      },
+      {
+        "lat": 10.20161,
+        "lon": -71.3148,
+        "name": "Ciudad Ojeda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 232520.21,
+      "perimeter_km": 4224.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 52.30273,
+        "lon": -0.69446,
+        "name": "Wellingborough"
+      },
+      {
+        "lat": 55.79916,
+        "lon": -4.39285,
+        "name": "Barrhead"
+      },
+      {
+        "lat": 48.9685,
+        "lon": 8.30704,
+        "name": "Rheinstetten"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 91548.72,
+      "perimeter_km": 2337.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -26.36094,
+        "lon": 27.39767,
+        "name": "Carletonville"
+      },
+      {
+        "lat": -1.70278,
+        "lon": 29.25639,
+        "name": "Gisenyi"
+      },
+      {
+        "lat": -9.25,
+        "lon": 33.65,
+        "name": "Tukuyu"
+      },
+      {
+        "lat": -10.58333,
+        "lon": 35.4,
+        "name": "Maposeni"
+      },
+      {
+        "lat": -18.29083,
+        "lon": 35.94528,
+        "name": "Marromeu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1374915.21,
+      "perimeter_km": 6075.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -39.09631,
+        "lon": -67.08374,
+        "name": "Villa Regina"
+      },
+      {
+        "lat": -38.93424,
+        "lon": -69.23052,
+        "name": "Cutral-C\u00f3"
+      },
+      {
+        "lat": -27.03424,
+        "lon": -65.30196,
+        "name": "Bella Vista"
+      },
+      {
+        "lat": -21.44345,
+        "lon": -65.71875,
+        "name": "Tupiza"
+      },
+      {
+        "lat": -31.25285,
+        "lon": -61.49078,
+        "name": "Rafaela"
+      },
+      {
+        "lat": -34.61082,
+        "lon": -58.481,
+        "name": "Villa Santa Rita"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 878760.39,
+      "perimeter_km": 4731.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 0.50514,
+        "lon": -76.49571,
+        "name": "Puerto As\u00eds"
+      },
+      {
+        "lat": 9.25778,
+        "lon": -73.81228,
+        "name": "Chimichagua"
+      },
+      {
+        "lat": 11.00703,
+        "lon": -74.24765,
+        "name": "Ci\u00e9naga"
+      },
+      {
+        "lat": 10.66516,
+        "lon": -63.25387,
+        "name": "Car\u00fapano"
+      },
+      {
+        "lat": -10.21167,
+        "lon": -63.82861,
+        "name": "Buritis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2445384.51,
+      "perimeter_km": 6580.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 17.54528,
+        "lon": -98.57599,
+        "name": "Tlapa de Comonfort"
+      },
+      {
+        "lat": 20.617,
+        "lon": -105.23018,
+        "name": "Puerto Vallarta"
+      },
+      {
+        "lat": 26.39823,
+        "lon": -99.02857,
+        "name": "Ciudad Miguel Alem\u00e1n"
+      },
+      {
+        "lat": 40.75448,
+        "lon": -86.35667,
+        "name": "Logansport"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 914159.73,
+      "perimeter_km": 6489.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 19.9855,
+        "lon": -102.28387,
+        "name": "Zamora"
+      },
+      {
+        "lat": 17.99913,
+        "lon": -94.6359,
+        "name": "Cosoleacaque"
+      },
+      {
+        "lat": 14.40358,
+        "lon": -90.69659,
+        "name": "Pal\u00edn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 108065.69,
+      "perimeter_km": 2791.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -17.89194,
+        "lon": -39.37194,
+        "name": "Nova Vi\u00e7osa"
+      },
+      {
+        "lat": -12.43028,
+        "lon": -39.25139,
+        "name": "Santo Est\u00eav\u00e3o"
+      },
+      {
+        "lat": -9.55833,
+        "lon": -37.38111,
+        "name": "S\u00e3o Jos\u00e9 da Tapera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 60399.87,
+      "perimeter_km": 1937.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 39.94729,
+        "lon": -0.06313,
+        "name": "Almassora"
+      },
+      {
+        "lat": 50.25401,
+        "lon": 4.43796,
+        "name": "Walcourt"
+      },
+      {
+        "lat": 47.36667,
+        "lon": 8.55,
+        "name": "Z\u00fcrich"
+      },
+      {
+        "lat": 51.80924,
+        "lon": 8.42841,
+        "name": "Rietberg"
+      },
+      {
+        "lat": 47.45293,
+        "lon": 19.14943,
+        "name": "Budapest XIX. ker\u00fclet"
+      },
+      {
+        "lat": 41.59452,
+        "lon": 12.65419,
+        "name": "Aprilia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1435171.3,
+      "perimeter_km": 4958.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 27.89642,
+        "lon": 102.26341,
+        "name": "Xichang"
+      },
+      {
+        "lat": 29.03205,
+        "lon": 111.69844,
+        "name": "Changde"
+      },
+      {
+        "lat": 27.75995,
+        "lon": 118.03066,
+        "name": "Wuyishan"
+      },
+      {
+        "lat": 23.5654,
+        "lon": 119.58627,
+        "name": "Magong"
+      },
+      {
+        "lat": 10.66667,
+        "lon": 122.95,
+        "name": "Bacolod City"
+      },
+      {
+        "lat": 6.70407,
+        "lon": 121.97117,
+        "name": "City of Isabela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2143232.57,
+      "perimeter_km": 7129.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 23.29312,
+        "lon": 92.84679,
+        "name": "Serchh\u012bp"
+      },
+      {
+        "lat": 25.11626,
+        "lon": 99.16366,
+        "name": "Baoshan"
+      },
+      {
+        "lat": 29.37861,
+        "lon": 106.54,
+        "name": "Banan"
+      },
+      {
+        "lat": 22.2841,
+        "lon": 114.21631,
+        "name": "Tai Koo"
+      },
+      {
+        "lat": 21.83333,
+        "lon": 109.41667,
+        "name": "Changle"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 986869.81,
+      "perimeter_km": 4847.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 13.35222,
+        "lon": -16.43389,
+        "name": "Lamin"
+      },
+      {
+        "lat": 16.59153,
+        "lon": -14.26309,
+        "name": "Bogu\u00e9"
+      },
+      {
+        "lat": 16.61702,
+        "lon": -7.25649,
+        "name": "N\u00e9ma"
+      },
+      {
+        "lat": 12.36566,
+        "lon": -1.53388,
+        "name": "Ouagadougou"
+      },
+      {
+        "lat": 7.41251,
+        "lon": -7.55383,
+        "name": "Man"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 962274.43,
+      "perimeter_km": 3985.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 48.79159,
+        "lon": 2.64747,
+        "name": "Roissy-en-Brie"
+      },
+      {
+        "lat": 52.6461,
+        "lon": 9.22086,
+        "name": "Nienburg"
+      },
+      {
+        "lat": 54.76906,
+        "lon": 11.87425,
+        "name": "Nyk\u00f8bing Falster"
+      },
+      {
+        "lat": 60.24859,
+        "lon": 24.06534,
+        "name": "Lohja"
+      },
+      {
+        "lat": 48.25,
+        "lon": 16.4,
+        "name": "Floridsdorf"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 758130.3,
+      "perimeter_km": 4305.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -31.64978,
+        "lon": -64.42972,
+        "name": "Alta Gracia"
+      },
+      {
+        "lat": -19.03332,
+        "lon": -65.26274,
+        "name": "Sucre"
+      },
+      {
+        "lat": -26.02267,
+        "lon": -54.61356,
+        "name": "Puerto Esperanza"
+      },
+      {
+        "lat": -32.82262,
+        "lon": -60.71852,
+        "name": "Capit\u00e1n Berm\u00fadez"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 883880.83,
+      "perimeter_km": 4078.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.79981,
+        "lon": -87.67725,
+        "name": "Florence"
+      },
+      {
+        "lat": 38.21201,
+        "lon": -85.22357,
+        "name": "Shelbyville"
+      },
+      {
+        "lat": 43.77639,
+        "lon": -79.38028,
+        "name": "Bayview Village"
+      },
+      {
+        "lat": 38.94278,
+        "lon": -76.73028,
+        "name": "Bowie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 331061.69,
+      "perimeter_km": 2884.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 9.73917,
+        "lon": 118.73528,
+        "name": "Puerto Princesa"
+      },
+      {
+        "lat": 13.95,
+        "lon": 108.65,
+        "name": "An Kh\u00ea"
+      },
+      {
+        "lat": 29.45679,
+        "lon": 119.88872,
+        "name": "Puyang"
+      },
+      {
+        "lat": 35.9675,
+        "lon": 128.93083,
+        "name": "Eisen"
+      },
+      {
+        "lat": 24.83833,
+        "lon": 121.00778,
+        "name": "Zhubei"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2547705.87,
+      "perimeter_km": 7528.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 20.87776,
+        "lon": 95.85844,
+        "name": "Meiktila"
+      },
+      {
+        "lat": 23.71211,
+        "lon": 90.45983,
+        "name": "M\u0101tuail"
+      },
+      {
+        "lat": 34.26389,
+        "lon": 105.46389,
+        "name": "Yanguan"
+      },
+      {
+        "lat": 36.5454,
+        "lon": 118.711,
+        "name": "Shanwang"
+      },
+      {
+        "lat": 29.80601,
+        "lon": 106.64439,
+        "name": "Mu\u2019er"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1321854.79,
+      "perimeter_km": 6549.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -20.52334,
+        "lon": -43.69486,
+        "name": "Ouro Branco"
+      },
+      {
+        "lat": -23.40598,
+        "lon": -46.31611,
+        "name": "Bairro Parque Nossa Senhora do Carmo"
+      },
+      {
+        "lat": -11.74611,
+        "lon": -44.91,
+        "name": "Riach\u00e3o das Neves"
+      },
+      {
+        "lat": -9.51729,
+        "lon": -43.01026,
+        "name": "Campo Alegre de Lourdes"
+      },
+      {
+        "lat": -7.77833,
+        "lon": -39.94111,
+        "name": "Bodoc\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 471490.57,
+      "perimeter_km": 3910.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -13.96692,
+        "lon": 33.78725,
+        "name": "Lilongwe"
+      },
+      {
+        "lat": -10.75,
+        "lon": 34.9,
+        "name": "Matiri"
+      },
+      {
+        "lat": -20.25667,
+        "lon": 57.40611,
+        "name": "Bambous"
+      },
+      {
+        "lat": -20.23333,
+        "lon": 47.38333,
+        "name": "Fandriana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 814171.11,
+      "perimeter_km": 5655.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.10322,
+        "lon": 5.87816,
+        "name": "La Seyne-sur-Mer"
+      },
+      {
+        "lat": 48.91667,
+        "lon": 2.28333,
+        "name": "Asni\u00e8res-sur-Seine"
+      },
+      {
+        "lat": 52.39836,
+        "lon": -0.72571,
+        "name": "Kettering"
+      },
+      {
+        "lat": 50.32607,
+        "lon": 19.12565,
+        "name": "B\u0119dzin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 701975.73,
+      "perimeter_km": 3824.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -11.51893,
+        "lon": -75.89935,
+        "name": "La Oroya"
+      },
+      {
+        "lat": -7.17697,
+        "lon": -76.72774,
+        "name": "Juanju\u00ed"
+      },
+      {
+        "lat": -1.66506,
+        "lon": -78.65887,
+        "name": "Riobamba"
+      },
+      {
+        "lat": 10.16153,
+        "lon": -68.00044,
+        "name": "Valencia"
+      },
+      {
+        "lat": 10.49581,
+        "lon": -66.85367,
+        "name": "Chacao"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1017629.57,
+      "perimeter_km": 5682.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 50.95194,
+        "lon": 1.85635,
+        "name": "Calais"
+      },
+      {
+        "lat": 51.38442,
+        "lon": 4.47556,
+        "name": "Kalmthout"
+      },
+      {
+        "lat": 56.19514,
+        "lon": -3.17316,
+        "name": "Glenrothes"
+      },
+      {
+        "lat": 48.28986,
+        "lon": 17.26664,
+        "name": "Pezinok"
+      },
+      {
+        "lat": 43.41791,
+        "lon": 24.61666,
+        "name": "Pleven"
+      },
+      {
+        "lat": 37.57465,
+        "lon": 15.04964,
+        "name": "Mascalucia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1458550.37,
+      "perimeter_km": 6195.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 43.48055,
+        "lon": -1.55684,
+        "name": "Biarritz"
+      },
+      {
+        "lat": 50.29301,
+        "lon": 2.78186,
+        "name": "Arras"
+      },
+      {
+        "lat": 51.47,
+        "lon": 5.55278,
+        "name": "Nuenen"
+      },
+      {
+        "lat": 49.33632,
+        "lon": 6.93036,
+        "name": "Heusweiler"
+      },
+      {
+        "lat": 40.90347,
+        "lon": 14.23736,
+        "name": "Scampia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 661118.93,
+      "perimeter_km": 3744.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 2.2186,
+        "lon": 102.1995,
+        "name": "Klebang Besar"
+      },
+      {
+        "lat": -0.45602,
+        "lon": 100.40521,
+        "name": "Padangpanjang"
+      },
+      {
+        "lat": 13.79284,
+        "lon": 100.58298,
+        "name": "Khetsamsenok"
+      },
+      {
+        "lat": 15.65778,
+        "lon": 101.10603,
+        "name": "Wichian Buri"
+      },
+      {
+        "lat": 18.79931,
+        "lon": 110.3841,
+        "name": "Wanning"
+      },
+      {
+        "lat": 1.16667,
+        "lon": 108.96667,
+        "name": "Pemangkat"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1722820.13,
+      "perimeter_km": 5930.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.12024,
+        "lon": -6.71253,
+        "name": "Petitgoa I"
+      },
+      {
+        "lat": 7.40353,
+        "lon": -2.46635,
+        "name": "Nsoatre"
+      },
+      {
+        "lat": 5.58365,
+        "lon": -0.10722,
+        "name": "Teshi Old Town"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 65794.29,
+      "perimeter_km": 1553.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 31.69261,
+        "lon": -106.20748,
+        "name": "Horizon City"
+      },
+      {
+        "lat": 35.19807,
+        "lon": -111.65127,
+        "name": "Flagstaff"
+      },
+      {
+        "lat": 44.81135,
+        "lon": -91.49849,
+        "name": "Eau Claire"
+      },
+      {
+        "lat": 42.61405,
+        "lon": -70.66313,
+        "name": "Gloucester"
+      },
+      {
+        "lat": 40.23126,
+        "lon": -74.67223,
+        "name": "Mercerville-Hamilton Square"
+      },
+      {
+        "lat": 36.87672,
+        "lon": -89.58786,
+        "name": "Sikeston"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2237007.65,
+      "perimeter_km": 7742.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.60251,
+        "lon": 138.74902,
+        "name": "Gawler"
+      },
+      {
+        "lat": -38.02388,
+        "lon": 144.40617,
+        "name": "Lara"
+      },
+      {
+        "lat": -41.05584,
+        "lon": 145.90375,
+        "name": "Burnie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 64765.33,
+      "perimeter_km": 1947.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 45.70875,
+        "lon": 4.85325,
+        "name": "Saint-Fons"
+      },
+      {
+        "lat": 57.7584,
+        "lon": 16.63733,
+        "name": "V\u00e4stervik"
+      },
+      {
+        "lat": 53.84321,
+        "lon": 22.97979,
+        "name": "August\u00f3w"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 455815.89,
+      "perimeter_km": 3727.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.78247,
+        "lon": 145.31682,
+        "name": "Mooroolbark"
+      },
+      {
+        "lat": -38.02388,
+        "lon": 144.40617,
+        "name": "Lara"
+      },
+      {
+        "lat": -34.75705,
+        "lon": 138.60819,
+        "name": "Paralowie"
+      },
+      {
+        "lat": -27.91828,
+        "lon": 153.33275,
+        "name": "Helensvale"
+      },
+      {
+        "lat": -33.92598,
+        "lon": 151.19347,
+        "name": "Mascot"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 600077.92,
+      "perimeter_km": 3686.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -7.35207,
+        "lon": 14.84629,
+        "name": "Songo"
+      },
+      {
+        "lat": 0.57381,
+        "lon": 12.86419,
+        "name": "Makokou"
+      },
+      {
+        "lat": -1.57386,
+        "lon": 29.04339,
+        "name": "Sake"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 770134.15,
+      "perimeter_km": 4422.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -30.69366,
+        "lon": 26.71141,
+        "name": "Aliwal North"
+      },
+      {
+        "lat": -27.3887,
+        "lon": 26.61701,
+        "name": "Bothaville"
+      },
+      {
+        "lat": -20.93622,
+        "lon": 29.00698,
+        "name": "Gwanda"
+      },
+      {
+        "lat": -18.92809,
+        "lon": 29.81486,
+        "name": "Kwekwe"
+      },
+      {
+        "lat": -24.58398,
+        "lon": 30.31684,
+        "name": "Praktiseer"
+      },
+      {
+        "lat": -25.34604,
+        "lon": 28.83431,
+        "name": "Somaroboro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 234230.56,
+      "perimeter_km": 2796.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.14711,
+        "lon": 144.36069,
+        "name": "Geelong"
+      },
+      {
+        "lat": -38.38176,
+        "lon": 142.48799,
+        "name": "Warrnambool"
+      },
+      {
+        "lat": -37.8318,
+        "lon": 140.77919,
+        "name": "Mount Gambier"
+      },
+      {
+        "lat": -33.75881,
+        "lon": 150.99292,
+        "name": "Baulkham Hills"
+      },
+      {
+        "lat": -37.79086,
+        "lon": 145.09386,
+        "name": "Balwyn North"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 92181.91,
+      "perimeter_km": 2123.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.83576,
+        "lon": 100.46001,
+        "name": "Bang O"
+      },
+      {
+        "lat": 22.86643,
+        "lon": 88.40113,
+        "name": "Bh\u0101tp\u0101ra"
+      },
+      {
+        "lat": 29.10037,
+        "lon": 106.03304,
+        "name": "Shimen"
+      },
+      {
+        "lat": 5.9258,
+        "lon": 116.06094,
+        "name": "Putatan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3083435.14,
+      "perimeter_km": 8215.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 42.13615,
+        "lon": -0.4087,
+        "name": "Huesca"
+      },
+      {
+        "lat": 40.49014,
+        "lon": -3.96383,
+        "name": "Villanueva del Pardillo"
+      },
+      {
+        "lat": 52.67144,
+        "lon": 4.84862,
+        "name": "Heerhugowaard"
+      },
+      {
+        "lat": 45.61278,
+        "lon": 5.15058,
+        "name": "Villefontaine"
+      },
+      {
+        "lat": 45.40797,
+        "lon": 11.88586,
+        "name": "Padova"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 429325.09,
+      "perimeter_km": 4219.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 50.40005,
+        "lon": -105.53445,
+        "name": "Moose Jaw"
+      },
+      {
+        "lat": 42.69303,
+        "lon": -83.41181,
+        "name": "Waterford"
+      },
+      {
+        "lat": 42.34724,
+        "lon": -89.039,
+        "name": "Machesney Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 266704.56,
+      "perimeter_km": 3894.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 13.04394,
+        "lon": 80.17251,
+        "name": "Valasaravakkam"
+      },
+      {
+        "lat": 15.78502,
+        "lon": 80.30663,
+        "name": "Vetap\u0101lem"
+      },
+      {
+        "lat": 20.3306,
+        "lon": 74.24467,
+        "name": "Ch\u0101ndor"
+      },
+      {
+        "lat": 28.64133,
+        "lon": 77.01415,
+        "name": "B\u0101prola"
+      },
+      {
+        "lat": 23.19259,
+        "lon": 82.1272,
+        "name": "Bangawan"
+      },
+      {
+        "lat": 17.30132,
+        "lon": 95.19833,
+        "name": "Kyonpyaw"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1710539.33,
+      "perimeter_km": 6070.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.73611,
+        "lon": 116.92472,
+        "name": "Peicheng"
+      },
+      {
+        "lat": 45.5,
+        "lon": 124.3,
+        "name": "Dalai"
+      },
+      {
+        "lat": 35.83333,
+        "lon": 140.23333,
+        "name": "Ajiki"
+      },
+      {
+        "lat": 34.81667,
+        "lon": 137.4,
+        "name": "Toyokawa"
+      },
+      {
+        "lat": 32.95,
+        "lon": 131.9,
+        "name": "Saiki"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1526744.87,
+      "perimeter_km": 5290.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.11342,
+        "lon": 145.28326,
+        "name": "Cranbourne"
+      },
+      {
+        "lat": -37.74496,
+        "lon": 144.80049,
+        "name": "St Albans"
+      },
+      {
+        "lat": -21.15345,
+        "lon": 149.16554,
+        "name": "Mackay"
+      },
+      {
+        "lat": -33.9125,
+        "lon": 151.10279,
+        "name": "Campsie"
+      },
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 509724.29,
+      "perimeter_km": 4183.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.68393,
+        "lon": -112.13488,
+        "name": "Deer Valley"
+      },
+      {
+        "lat": 38.00437,
+        "lon": -122.29886,
+        "name": "Pinole"
+      },
+      {
+        "lat": 40.65995,
+        "lon": -111.99633,
+        "name": "Kearns"
+      },
+      {
+        "lat": 31.09823,
+        "lon": -97.34278,
+        "name": "Temple"
+      },
+      {
+        "lat": 25.6604,
+        "lon": -100.40651,
+        "name": "San Pedro Garza Garc\u00eda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1367991.51,
+      "perimeter_km": 5773.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.94853,
+        "lon": 145.15274,
+        "name": "Springvale"
+      },
+      {
+        "lat": -36.35846,
+        "lon": 146.32056,
+        "name": "Wangaratta"
+      },
+      {
+        "lat": -27.98941,
+        "lon": 153.33633,
+        "name": "Nerang"
+      },
+      {
+        "lat": -33.79068,
+        "lon": 150.6693,
+        "name": "Glenmore Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 108222.73,
+      "perimeter_km": 2717.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 52.64738,
+        "lon": -1.08647,
+        "name": "Humberstone"
+      },
+      {
+        "lat": 54.26969,
+        "lon": -8.46943,
+        "name": "Sligo"
+      },
+      {
+        "lat": 53.48005,
+        "lon": -2.14543,
+        "name": "Droylsden"
+      },
+      {
+        "lat": 54.73333,
+        "lon": 25.24167,
+        "name": "Fabijoni\u0161k\u0117s"
+      },
+      {
+        "lat": 47.9959,
+        "lon": 7.85222,
+        "name": "Freiburg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 686798.77,
+      "perimeter_km": 4956.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.44879,
+        "lon": -81.78317,
+        "name": "Statesboro"
+      },
+      {
+        "lat": 41.85003,
+        "lon": -87.65005,
+        "name": "Chicago"
+      },
+      {
+        "lat": 39.28065,
+        "lon": -80.34453,
+        "name": "Clarksburg"
+      },
+      {
+        "lat": 40.70789,
+        "lon": -74.00857,
+        "name": "Financial District"
+      },
+      {
+        "lat": 43.63897,
+        "lon": -70.31533,
+        "name": "South Portland Gardens"
+      },
+      {
+        "lat": 21.73748,
+        "lon": -78.79336,
+        "name": "Venezuela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1216514.82,
+      "perimeter_km": 6639.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.87693,
+        "lon": -10.04964,
+        "name": "Buchanan"
+      },
+      {
+        "lat": 13.41033,
+        "lon": -16.70815,
+        "name": "Sukuta"
+      },
+      {
+        "lat": 14.51255,
+        "lon": -17.00447,
+        "name": "Ngu\u00e9khokh"
+      },
+      {
+        "lat": 7.80335,
+        "lon": -3.16832,
+        "name": "Tanda"
+      },
+      {
+        "lat": 7.69385,
+        "lon": -5.03031,
+        "name": "Bouak\u00e9"
+      },
+      {
+        "lat": 5.69775,
+        "lon": -0.32824,
+        "name": "Atsiaman"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 614137.52,
+      "perimeter_km": 4765.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.39003,
+        "lon": -3.66787,
+        "name": "San Diego"
+      },
+      {
+        "lat": 38.76698,
+        "lon": -9.29793,
+        "name": "Cac\u00e9m"
+      },
+      {
+        "lat": 42.795,
+        "lon": -8.548,
+        "name": "Teo"
+      },
+      {
+        "lat": 55.17719,
+        "lon": -1.56412,
+        "name": "Ashington"
+      },
+      {
+        "lat": 51.25182,
+        "lon": 9.40747,
+        "name": "Baunatal"
+      },
+      {
+        "lat": 43.33573,
+        "lon": 5.48201,
+        "name": "Allauch"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1415908.83,
+      "perimeter_km": 5036.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 22.20928,
+        "lon": 75.47057,
+        "name": "Dh\u0101mnod"
+      },
+      {
+        "lat": 24.8894,
+        "lon": 74.31667,
+        "name": "Kapasan"
+      },
+      {
+        "lat": 29.33609,
+        "lon": 78.22608,
+        "name": "Jh\u0101lu"
+      },
+      {
+        "lat": 25.43596,
+        "lon": 92.19132,
+        "name": "Jowai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 693128.98,
+      "perimeter_km": 4129.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -33.04823,
+        "lon": -71.3729,
+        "name": "Villa Alemana"
+      },
+      {
+        "lat": -21.21139,
+        "lon": -47.59556,
+        "name": "Serrana"
+      },
+      {
+        "lat": -29.63806,
+        "lon": -51.00694,
+        "name": "Sapiranga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 795842.23,
+      "perimeter_km": 5651.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -8.46887,
+        "lon": 29.66193,
+        "name": "Kaputa"
+      },
+      {
+        "lat": -2.4421,
+        "lon": 28.9824,
+        "name": "Bushenge"
+      },
+      {
+        "lat": 0.17124,
+        "lon": 34.59466,
+        "name": "Khwisero"
+      },
+      {
+        "lat": 6.919,
+        "lon": 37.529,
+        "name": "Bale Hawassa"
+      },
+      {
+        "lat": 9.35,
+        "lon": 42.8,
+        "name": "Jijiga"
+      },
+      {
+        "lat": -10.33333,
+        "lon": 39.28333,
+        "name": "Nyangao"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1859809.55,
+      "perimeter_km": 6119.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 13.09978,
+        "lon": 77.39364,
+        "name": "Nelamangala"
+      },
+      {
+        "lat": 10.10764,
+        "lon": 76.35158,
+        "name": "Aluva"
+      },
+      {
+        "lat": 21.52488,
+        "lon": 78.2835,
+        "name": "Shendurjana"
+      },
+      {
+        "lat": 25.28773,
+        "lon": 79.33279,
+        "name": "Harp\u0101lpur"
+      },
+      {
+        "lat": 27.61987,
+        "lon": 80.20343,
+        "name": "Pih\u0101n\u012b"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 98401.18,
+      "perimeter_km": 3983.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -2.63199,
+        "lon": -80.38808,
+        "name": "Playas"
+      },
+      {
+        "lat": 5.69188,
+        "lon": -76.65835,
+        "name": "Quibd\u00f3"
+      },
+      {
+        "lat": 5.13278,
+        "lon": -74.15977,
+        "name": "Pacho"
+      },
+      {
+        "lat": 7.81348,
+        "lon": -71.17788,
+        "name": "Santa B\u00e1rbara"
+      },
+      {
+        "lat": -12.08628,
+        "lon": -75.20827,
+        "name": "Chilca"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1056058.41,
+      "perimeter_km": 5195.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.90818,
+        "lon": -2.35055,
+        "name": "Sidi Slimane Echcharaa"
+      },
+      {
+        "lat": 36.46472,
+        "lon": 1.30258,
+        "name": "Sidi Akkacha"
+      },
+      {
+        "lat": 33.94055,
+        "lon": 10.06439,
+        "name": "Rhennouch"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 108446.21,
+      "perimeter_km": 2359.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 60.18427,
+        "lon": 24.95034,
+        "name": "Kallio"
+      },
+      {
+        "lat": 50.48478,
+        "lon": 34.96567,
+        "name": "Trostianets"
+      },
+      {
+        "lat": 47.94768,
+        "lon": 35.44034,
+        "name": "Vilnyansk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 58731.06,
+      "perimeter_km": 3050.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -18.36446,
+        "lon": 26.49877,
+        "name": "Hwange"
+      },
+      {
+        "lat": -3.39534,
+        "lon": 29.13779,
+        "name": "Uvira"
+      },
+      {
+        "lat": -1.24857,
+        "lon": 29.98993,
+        "name": "Kabale"
+      },
+      {
+        "lat": -5.05,
+        "lon": 38.61667,
+        "name": "Maramba"
+      },
+      {
+        "lat": -6.82102,
+        "lon": 37.66122,
+        "name": "Morogoro"
+      },
+      {
+        "lat": -16.91995,
+        "lon": 35.26199,
+        "name": "Nsanje"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1589017.32,
+      "perimeter_km": 5311.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 13.31814,
+        "lon": 43.24991,
+        "name": "Mocha"
+      },
+      {
+        "lat": 30.39213,
+        "lon": 47.70175,
+        "name": "Az Zubayr"
+      },
+      {
+        "lat": 24.35893,
+        "lon": 54.48267,
+        "name": "Musaffah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 812762.47,
+      "perimeter_km": 4602.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 6.93333,
+        "lon": 1.68333,
+        "name": "Aplahou\u00e9"
+      },
+      {
+        "lat": 5.29716,
+        "lon": -3.96753,
+        "name": "Koumassi"
+      },
+      {
+        "lat": 15.23074,
+        "lon": -9.59356,
+        "name": "Nioro"
+      },
+      {
+        "lat": 26.59034,
+        "lon": 12.77511,
+        "name": "Ubari"
+      },
+      {
+        "lat": 15.8969,
+        "lon": 5.7985,
+        "name": "Tchin Tabarad\u00e8n"
+      },
+      {
+        "lat": 6.44132,
+        "lon": 7.49883,
+        "name": "Enugu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2706718.75,
+      "perimeter_km": 7655.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      },
+      {
+        "lat": -37.88264,
+        "lon": 144.7003,
+        "name": "Hoppers Crossing"
+      },
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -27.3171,
+        "lon": 153.03097,
+        "name": "Bracken Ridge"
+      },
+      {
+        "lat": -27.98941,
+        "lon": 153.33633,
+        "name": "Nerang"
+      },
+      {
+        "lat": -22.27407,
+        "lon": 166.44884,
+        "name": "Noum\u00e9a"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1063010.33,
+      "perimeter_km": 6203.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 16.33685,
+        "lon": 74.96768,
+        "name": "Mudalgi"
+      },
+      {
+        "lat": 19.30133,
+        "lon": 76.49735,
+        "name": "Manwath"
+      },
+      {
+        "lat": 26.13526,
+        "lon": 89.46129,
+        "name": "D\u012bnh\u0101ta"
+      },
+      {
+        "lat": 26.83772,
+        "lon": 92.66876,
+        "name": "Rang\u0101p\u0101ra"
+      },
+      {
+        "lat": 13.54753,
+        "lon": 100.27362,
+        "name": "Samut Sakhon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2090851.16,
+      "perimeter_km": 6636.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 16.05662,
+        "lon": 75.94773,
+        "name": "Am\u012bngarh"
+      },
+      {
+        "lat": 16.16901,
+        "lon": 74.82393,
+        "name": "Gokak"
+      },
+      {
+        "lat": 24.33174,
+        "lon": 72.84564,
+        "name": "Ambaji"
+      },
+      {
+        "lat": 27.4,
+        "lon": 74.91667,
+        "name": "Losal"
+      },
+      {
+        "lat": 30.79953,
+        "lon": 76.02355,
+        "name": "Dor\u0101ha"
+      },
+      {
+        "lat": 25.25803,
+        "lon": 83.26825,
+        "name": "Chandauli"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 894042.4,
+      "perimeter_km": 4058.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -33.53009,
+        "lon": -58.21701,
+        "name": "Dolores"
+      },
+      {
+        "lat": -38.74451,
+        "lon": -72.95025,
+        "name": "Nueva Imperial"
+      },
+      {
+        "lat": -24.24423,
+        "lon": -49.70932,
+        "name": "Jaguaria\u00edva"
+      },
+      {
+        "lat": -27.02528,
+        "lon": -48.65444,
+        "name": "Cambori\u00fa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 529986.59,
+      "perimeter_km": 5653.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 47.39484,
+        "lon": 0.70398,
+        "name": "Tours"
+      },
+      {
+        "lat": 54.71664,
+        "lon": 25.2174,
+        "name": "Justini\u0161k\u0117s"
+      },
+      {
+        "lat": 41.08999,
+        "lon": 21.00885,
+        "name": "Resen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1281615.76,
+      "perimeter_km": 5186.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -30.3875,
+        "lon": -56.45139,
+        "name": "Quara\u00ed"
+      },
+      {
+        "lat": -32.99835,
+        "lon": -60.76791,
+        "name": "P\u00e9rez"
+      },
+      {
+        "lat": -16.03095,
+        "lon": -48.02929,
+        "name": "Santa Maria"
+      },
+      {
+        "lat": -23.19361,
+        "lon": -49.38389,
+        "name": "Piraju"
+      },
+      {
+        "lat": -28.65083,
+        "lon": -49.21,
+        "name": "Morro da Fuma\u00e7a"
+      },
+      {
+        "lat": -29.88667,
+        "lon": -50.26972,
+        "name": "Os\u00f3rio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 644949.91,
+      "perimeter_km": 4965.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.39989,
+        "lon": 2.12931,
+        "name": "Las Tres Torres"
+      },
+      {
+        "lat": 44.35258,
+        "lon": 2.57338,
+        "name": "Rodez"
+      },
+      {
+        "lat": 44.77935,
+        "lon": -0.56707,
+        "name": "Villenave-d'Ornon"
+      },
+      {
+        "lat": 47.51526,
+        "lon": 19.17058,
+        "name": "Sashalom"
+      },
+      {
+        "lat": 43.48539,
+        "lon": 13.48222,
+        "name": "Osimo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 554692.15,
+      "perimeter_km": 3718.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -6.47833,
+        "lon": 16.81735,
+        "name": "Kasongo-Lunda"
+      },
+      {
+        "lat": 0.3375,
+        "lon": 33.01056,
+        "name": "Buikwe"
+      },
+      {
+        "lat": -11.66278,
+        "lon": 39.55056,
+        "name": "Mueda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1494703.73,
+      "perimeter_km": 6028.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 9.53724,
+        "lon": -68.63022,
+        "name": "Las Vegas"
+      },
+      {
+        "lat": 11.48614,
+        "lon": -69.35319,
+        "name": "Puerto Cumarebo"
+      },
+      {
+        "lat": 5.7,
+        "lon": -55.23333,
+        "name": "Lelydorp"
+      },
+      {
+        "lat": -3.73222,
+        "lon": -40.99167,
+        "name": "Tiangu\u00e1"
+      },
+      {
+        "lat": -3.54306,
+        "lon": -43.91583,
+        "name": "Vargem Grande"
+      },
+      {
+        "lat": -1.67417,
+        "lon": -47.77111,
+        "name": "S\u00e3o Domingos do Capim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 811652.69,
+      "perimeter_km": 7234.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 8.36321,
+        "lon": -4.42863,
+        "name": "Dabakala"
+      },
+      {
+        "lat": 16.51378,
+        "lon": -15.80503,
+        "name": "Rosso"
+      },
+      {
+        "lat": 6.70902,
+        "lon": 7.31826,
+        "name": "Aku"
+      },
+      {
+        "lat": 7.40353,
+        "lon": -2.46635,
+        "name": "Nsoatre"
+      },
+      {
+        "lat": 5.28634,
+        "lon": -3.30403,
+        "name": "Adiak\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 593267.44,
+      "perimeter_km": 5971.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -6.83667,
+        "lon": -79.93417,
+        "name": "Pimentel"
+      },
+      {
+        "lat": 2.93001,
+        "lon": -75.27973,
+        "name": "Neiva"
+      },
+      {
+        "lat": 6.15769,
+        "lon": -75.64317,
+        "name": "La Estrella"
+      },
+      {
+        "lat": 11.37837,
+        "lon": -72.2395,
+        "name": "Maicao"
+      },
+      {
+        "lat": 9.42958,
+        "lon": -64.46428,
+        "name": "Anaco"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1209352.79,
+      "perimeter_km": 5623.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 42.29669,
+        "lon": -89.62123,
+        "name": "Freeport"
+      },
+      {
+        "lat": 41.78586,
+        "lon": -88.14729,
+        "name": "Naperville"
+      },
+      {
+        "lat": 39.16533,
+        "lon": -86.52639,
+        "name": "Bloomington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 13546.54,
+      "perimeter_km": 891.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 12.42602,
+        "lon": 75.7382,
+        "name": "Madikeri"
+      },
+      {
+        "lat": 24.13524,
+        "lon": 74.04442,
+        "name": "S\u0101l\u016bmbar"
+      },
+      {
+        "lat": 25.69515,
+        "lon": 81.92336,
+        "name": "Mau Aimma"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 534477.48,
+      "perimeter_km": 3738.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 48.63115,
+        "lon": 8.07607,
+        "name": "Achern"
+      },
+      {
+        "lat": 48.90702,
+        "lon": 6.05635,
+        "name": "Pont-\u00e0-Mousson"
+      },
+      {
+        "lat": 48.8772,
+        "lon": 2.36689,
+        "name": "H\u00f4pital Saint-Louis"
+      },
+      {
+        "lat": 52.38819,
+        "lon": -2.25,
+        "name": "Kidderminster"
+      },
+      {
+        "lat": 60.22132,
+        "lon": 24.89759,
+        "name": "Haaga"
+      },
+      {
+        "lat": 51.26798,
+        "lon": 14.09374,
+        "name": "Kamenz"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 944261.68,
+      "perimeter_km": 4518.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.95373,
+        "lon": -96.89028,
+        "name": "Carrollton"
+      },
+      {
+        "lat": 39.82089,
+        "lon": -84.01938,
+        "name": "Fairborn"
+      },
+      {
+        "lat": 44.10012,
+        "lon": -79.11628,
+        "name": "Uxbridge"
+      },
+      {
+        "lat": 40.70121,
+        "lon": -74.23015,
+        "name": "Hillside"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 689909.36,
+      "perimeter_km": 4740.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -24.66667,
+        "lon": 25.78222,
+        "name": "Gabane"
+      },
+      {
+        "lat": -15.38596,
+        "lon": 35.3188,
+        "name": "Zomba"
+      },
+      {
+        "lat": -16.91995,
+        "lon": 35.26199,
+        "name": "Nsanje"
+      },
+      {
+        "lat": -15.45694,
+        "lon": 38.67722,
+        "name": "Murrupula"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 166048.27,
+      "perimeter_km": 3693.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 19.22906,
+        "lon": -98.92504,
+        "name": "San Mateo Huitzilzingo"
+      },
+      {
+        "lat": 33.21484,
+        "lon": -97.13307,
+        "name": "Denton"
+      },
+      {
+        "lat": 32.32341,
+        "lon": -110.9951,
+        "name": "Casas Adobes"
+      },
+      {
+        "lat": 43.64801,
+        "lon": -93.36827,
+        "name": "Albert Lea"
+      },
+      {
+        "lat": 40.4084,
+        "lon": -80.53924,
+        "name": "Weirton Heights"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 4491397.58,
+      "perimeter_km": 8902.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 36.70456,
+        "lon": 3.02462,
+        "name": "Saoula"
+      },
+      {
+        "lat": 36.68178,
+        "lon": 4.26378,
+        "name": "Mekla"
+      },
+      {
+        "lat": 36.75452,
+        "lon": 10.22167,
+        "name": "Ben Arous"
+      },
+      {
+        "lat": 32.69677,
+        "lon": 13.84634,
+        "name": "Qa\u015fr Khiy\u0101r"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 142089.99,
+      "perimeter_km": 2285.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 2.385,
+        "lon": 103.021,
+        "name": "Labis"
+      },
+      {
+        "lat": 10.7468,
+        "lon": 106.64903,
+        "name": "Qu\u1eadn S\u00e1u"
+      },
+      {
+        "lat": 1.13864,
+        "lon": 111.66665,
+        "name": "Engkilili"
+      },
+      {
+        "lat": -7.95222,
+        "lon": 110.34861,
+        "name": "Pundong"
+      },
+      {
+        "lat": -6.32639,
+        "lon": 108.32,
+        "name": "Indramayu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1028189.99,
+      "perimeter_km": 4658.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 31.66926,
+        "lon": 34.57149,
+        "name": "Ashkelon"
+      },
+      {
+        "lat": 36.71111,
+        "lon": 38.9475,
+        "name": "Ak\u00e7akale"
+      },
+      {
+        "lat": 36.9553,
+        "lon": 45.388,
+        "name": "Naqadeh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 148560.22,
+      "perimeter_km": 2416.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.88333,
+        "lon": 132.08333,
+        "name": "Hamada"
+      },
+      {
+        "lat": 40.96946,
+        "lon": 126.58523,
+        "name": "Kanggye"
+      },
+      {
+        "lat": 41.13722,
+        "lon": 129.49472,
+        "name": "My\u014fnggan-dong"
+      },
+      {
+        "lat": 41.28944,
+        "lon": 141.21694,
+        "name": "Mutsu"
+      },
+      {
+        "lat": 35.74045,
+        "lon": 139.63136,
+        "name": "Nukui"
+      },
+      {
+        "lat": 34.45,
+        "lon": 135.76667,
+        "name": "Kashiwara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 678033.26,
+      "perimeter_km": 3407.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -36.77803,
+        "lon": -59.85848,
+        "name": "Azul"
+      },
+      {
+        "lat": -24.86028,
+        "lon": -54.33278,
+        "name": "Santa Helena"
+      },
+      {
+        "lat": -23.66333,
+        "lon": -52.605,
+        "name": "Cianorte"
+      },
+      {
+        "lat": -17.79806,
+        "lon": -50.92806,
+        "name": "Rio Verde"
+      },
+      {
+        "lat": -12.43028,
+        "lon": -39.25139,
+        "name": "Santo Est\u00eav\u00e3o"
+      },
+      {
+        "lat": -27.27611,
+        "lon": -48.84944,
+        "name": "S\u00e3o Jo\u00e3o Batista"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1548427.23,
+      "perimeter_km": 7117.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 13.09546,
+        "lon": 109.32094,
+        "name": "Tuy H\u00f2a"
+      },
+      {
+        "lat": 21.6,
+        "lon": 109.71667,
+        "name": "Shankou"
+      },
+      {
+        "lat": 28.57128,
+        "lon": 109.28837,
+        "name": "Erong"
+      },
+      {
+        "lat": 30.58333,
+        "lon": 114.03333,
+        "name": "Caidian"
+      },
+      {
+        "lat": 14.90167,
+        "lon": 120.84917,
+        "name": "Pulilan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1592729.33,
+      "perimeter_km": 5370.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -28.77897,
+        "lon": 114.61459,
+        "name": "Geraldton"
+      },
+      {
+        "lat": -31.76737,
+        "lon": 115.96936,
+        "name": "Ellenbrook"
+      },
+      {
+        "lat": -32.22099,
+        "lon": 116.009,
+        "name": "Byford"
+      },
+      {
+        "lat": -33.32711,
+        "lon": 115.64137,
+        "name": "Bunbury"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 17612.29,
+      "perimeter_km": 1050.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 14.66222,
+        "lon": -17.43972,
+        "name": "Le Plateau"
+      },
+      {
+        "lat": 14.78333,
+        "lon": -16.96667,
+        "name": "Thi\u00e8s Nones"
+      },
+      {
+        "lat": 13.98333,
+        "lon": -14.56667,
+        "name": "Koumpentoum"
+      },
+      {
+        "lat": 12.9591,
+        "lon": -2.26075,
+        "name": "Yako"
+      },
+      {
+        "lat": 5.89839,
+        "lon": -4.82293,
+        "name": "Tiassal\u00e9"
+      },
+      {
+        "lat": 6.06846,
+        "lon": -8.13559,
+        "name": "Zwedru"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 890432.96,
+      "perimeter_km": 4257.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.15558,
+        "lon": 36.74284,
+        "name": "Q\u0101rah"
+      },
+      {
+        "lat": 37.88754,
+        "lon": 58.51596,
+        "name": "\u00c4new"
+      },
+      {
+        "lat": 34.10737,
+        "lon": 64.3052,
+        "name": "Shahrak"
+      },
+      {
+        "lat": 33.24095,
+        "lon": 72.2648,
+        "name": "Pindi Gheb"
+      },
+      {
+        "lat": 26.49022,
+        "lon": 74.55211,
+        "name": "Pushkar"
+      },
+      {
+        "lat": 24.656,
+        "lon": 68.837,
+        "name": "Badin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2413850.15,
+      "perimeter_km": 8066.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 28.01769,
+        "lon": -82.50619,
+        "name": "Egypt Lake-Leto"
+      },
+      {
+        "lat": 39.34788,
+        "lon": -76.76997,
+        "name": "Milford Mill"
+      },
+      {
+        "lat": 40.12344,
+        "lon": -75.01489,
+        "name": "Somerton"
+      },
+      {
+        "lat": 40.88232,
+        "lon": -74.0832,
+        "name": "Lodi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 88606.18,
+      "perimeter_km": 3278.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 36.50921,
+        "lon": -86.885,
+        "name": "Springfield"
+      },
+      {
+        "lat": 40.68677,
+        "lon": -73.37345,
+        "name": "Lindenhurst"
+      },
+      {
+        "lat": 39.92761,
+        "lon": -75.15045,
+        "name": "Pennsport"
+      },
+      {
+        "lat": 39.90929,
+        "lon": -74.15486,
+        "name": "Bayville"
+      },
+      {
+        "lat": 38.62456,
+        "lon": -76.93914,
+        "name": "Waldorf"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 78597.85,
+      "perimeter_km": 2704.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.81061,
+        "lon": -90.69985,
+        "name": "O'Fallon"
+      },
+      {
+        "lat": 42.28143,
+        "lon": -83.38632,
+        "name": "Wayne"
+      },
+      {
+        "lat": 42.97866,
+        "lon": -82.40407,
+        "name": "Sarnia"
+      },
+      {
+        "lat": 42.40843,
+        "lon": -71.05366,
+        "name": "Everett"
+      },
+      {
+        "lat": 40.52927,
+        "lon": -74.31598,
+        "name": "Fords"
+      },
+      {
+        "lat": 38.96122,
+        "lon": -77.02748,
+        "name": "Brightwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 468933.67,
+      "perimeter_km": 3584.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 36.3126,
+        "lon": -95.61609,
+        "name": "Claremore"
+      },
+      {
+        "lat": 38.65588,
+        "lon": -90.30928,
+        "name": "University City"
+      },
+      {
+        "lat": 39.99562,
+        "lon": -82.67433,
+        "name": "Pataskala"
+      },
+      {
+        "lat": 40.60872,
+        "lon": -74.09598,
+        "name": "Emerson Hill"
+      },
+      {
+        "lat": 27.8428,
+        "lon": -82.69954,
+        "name": "Pinellas Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1313834.52,
+      "perimeter_km": 5098.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -4.94667,
+        "lon": -47.50472,
+        "name": "A\u00e7ail\u00e2ndia"
+      },
+      {
+        "lat": -3.175,
+        "lon": -41.86694,
+        "name": "Buriti dos Lopes"
+      },
+      {
+        "lat": -8.48972,
+        "lon": -36.05944,
+        "name": "Altinho"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 250140.21,
+      "perimeter_km": 2851.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 19.71641,
+        "lon": 73.62821,
+        "name": "Ghoti Budrukh"
+      },
+      {
+        "lat": 22.59373,
+        "lon": 75.29774,
+        "name": "Dh\u0101r"
+      },
+      {
+        "lat": 31.06062,
+        "lon": 76.30166,
+        "name": "B\u0101l\u0101chor"
+      },
+      {
+        "lat": 21.76184,
+        "lon": 80.04301,
+        "name": "W\u0101r\u0101seon\u012b"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 455666.29,
+      "perimeter_km": 3113.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.78864,
+        "lon": -89.69622,
+        "name": "Sterling"
+      },
+      {
+        "lat": 42.50835,
+        "lon": -89.03178,
+        "name": "Beloit"
+      },
+      {
+        "lat": 41.76198,
+        "lon": -87.57783,
+        "name": "South Shore"
+      },
+      {
+        "lat": 26.62368,
+        "lon": -80.12532,
+        "name": "Greenacres City"
+      },
+      {
+        "lat": 25.77288,
+        "lon": -80.34783,
+        "name": "Fountainebleau"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 209070.56,
+      "perimeter_km": 4131.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.08333,
+        "lon": 144.38333,
+        "name": "Corio"
+      },
+      {
+        "lat": -34.28853,
+        "lon": 146.05093,
+        "name": "Griffith"
+      },
+      {
+        "lat": -28.07071,
+        "lon": 153.39329,
+        "name": "Robina"
+      },
+      {
+        "lat": -34.03857,
+        "lon": 151.10005,
+        "name": "Miranda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 246547.44,
+      "perimeter_km": 2880.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 39.0375,
+        "lon": 65.585,
+        "name": "Koson"
+      },
+      {
+        "lat": 38.55632,
+        "lon": 69.01354,
+        "name": "Vahdat"
+      },
+      {
+        "lat": 29.11343,
+        "lon": 75.69578,
+        "name": "Ganguwa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 133561.9,
+      "perimeter_km": 2960.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.83446,
+        "lon": 44.11469,
+        "name": "Dh\u012b as Suf\u0101l"
+      },
+      {
+        "lat": 22.69057,
+        "lon": 58.53337,
+        "name": "Ibr\u0101\u2019"
+      },
+      {
+        "lat": 22.50143,
+        "lon": 70.04363,
+        "name": "Bedi"
+      },
+      {
+        "lat": 15.26349,
+        "lon": 74.10875,
+        "name": "Curchorem"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1846849.67,
+      "perimeter_km": 7133.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.68333,
+        "lon": 135.7,
+        "name": "Ikoma"
+      },
+      {
+        "lat": 42.46806,
+        "lon": 140.86806,
+        "name": "Date"
+      },
+      {
+        "lat": 38.75,
+        "lon": 141.0,
+        "name": "Kurihara"
+      },
+      {
+        "lat": 35.71667,
+        "lon": 140.36667,
+        "name": "Ry\u014dgoku"
+      },
+      {
+        "lat": 35.77735,
+        "lon": 139.64376,
+        "name": "Akatsuka"
+      },
+      {
+        "lat": 35.27651,
+        "lon": 139.57733,
+        "name": "Hayama"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 186597.17,
+      "perimeter_km": 2211.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 43.25,
+        "lon": -5.76667,
+        "name": "Mieres"
+      },
+      {
+        "lat": 53.38917,
+        "lon": -6.29694,
+        "name": "Finglas"
+      },
+      {
+        "lat": 47.26266,
+        "lon": 11.39454,
+        "name": "Innsbruck"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 737580.37,
+      "perimeter_km": 3963.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 10.99175,
+        "lon": 77.28633,
+        "name": "Palladam"
+      },
+      {
+        "lat": 20.53693,
+        "lon": 73.17368,
+        "name": "Dharampur"
+      },
+      {
+        "lat": 22.3384,
+        "lon": 91.83168,
+        "name": "Chattogram"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1089959.87,
+      "perimeter_km": 5084.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 47.17941,
+        "lon": -1.62468,
+        "name": "Bouguenais"
+      },
+      {
+        "lat": 49.62612,
+        "lon": -1.64349,
+        "name": "Octeville"
+      },
+      {
+        "lat": 51.43092,
+        "lon": -0.50606,
+        "name": "Staines"
+      },
+      {
+        "lat": 48.75329,
+        "lon": 2.29668,
+        "name": "Antony"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 71818.86,
+      "perimeter_km": 1187.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.53891,
+        "lon": 3.3742,
+        "name": "Shomolu"
+      },
+      {
+        "lat": 6.12874,
+        "lon": 1.22154,
+        "name": "Lom\u00e9"
+      },
+      {
+        "lat": 10.98133,
+        "lon": 8.05749,
+        "name": "Soba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 47686.02,
+      "perimeter_km": 1880.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 5.03144,
+        "lon": 25.13614,
+        "name": "Zemio"
+      },
+      {
+        "lat": 11.27543,
+        "lon": 25.14026,
+        "name": "Gereida"
+      },
+      {
+        "lat": 8.9,
+        "lon": 39.91667,
+        "name": "Metah\u0101ra"
+      },
+      {
+        "lat": -1.10148,
+        "lon": 37.0132,
+        "name": "Juja"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1413850.95,
+      "perimeter_km": 4975.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.59227,
+        "lon": -89.91121,
+        "name": "O'Fallon"
+      },
+      {
+        "lat": 43.65965,
+        "lon": -79.37902,
+        "name": "Church-Yonge Corridor"
+      },
+      {
+        "lat": 42.37093,
+        "lon": -71.18283,
+        "name": "Watertown"
+      },
+      {
+        "lat": 39.55429,
+        "lon": -76.37309,
+        "name": "Bel Air North"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 410481.34,
+      "perimeter_km": 3435.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 53.33306,
+        "lon": -6.24889,
+        "name": "Dublin"
+      },
+      {
+        "lat": 50.10079,
+        "lon": 14.39071,
+        "name": "Dejvice"
+      },
+      {
+        "lat": 49.74747,
+        "lon": 13.37759,
+        "name": "Pilsen"
+      },
+      {
+        "lat": 49.94782,
+        "lon": 11.57893,
+        "name": "Bayreuth"
+      },
+      {
+        "lat": 49.12426,
+        "lon": 8.59804,
+        "name": "Bruchsal"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 175747.76,
+      "perimeter_km": 3040.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -30.40431,
+        "lon": -56.46926,
+        "name": "Artigas"
+      },
+      {
+        "lat": -25.67194,
+        "lon": -53.80889,
+        "name": "Capanema"
+      },
+      {
+        "lat": -22.59617,
+        "lon": -63.811,
+        "name": "General Mosconi"
+      },
+      {
+        "lat": -22.31472,
+        "lon": -49.06056,
+        "name": "Bauru"
+      },
+      {
+        "lat": -22.72306,
+        "lon": -44.13556,
+        "name": "Rio Claro"
+      },
+      {
+        "lat": -23.57595,
+        "lon": -46.46298,
+        "name": "Parque Do Carmo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1271396.94,
+      "perimeter_km": 5185.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      },
+      {
+        "lat": -32.5269,
+        "lon": 115.7217,
+        "name": "Mandurah"
+      },
+      {
+        "lat": -32.06003,
+        "lon": 115.955,
+        "name": "Thornlie"
+      },
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 26813.67,
+      "perimeter_km": 847.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.34852,
+        "lon": -3.61621,
+        "name": "Casco Hist\u00f3rico de Vallecas"
+      },
+      {
+        "lat": 51.14931,
+        "lon": -0.97469,
+        "name": "Alton"
+      },
+      {
+        "lat": 52.46,
+        "lon": 4.65,
+        "name": "Velsen-Zuid"
+      },
+      {
+        "lat": 51.37547,
+        "lon": 7.70281,
+        "name": "Iserlohn"
+      },
+      {
+        "lat": 47.50949,
+        "lon": 19.21128,
+        "name": "M\u00e1ty\u00e1sf\u00f6ld"
+      },
+      {
+        "lat": 40.92237,
+        "lon": 14.42386,
+        "name": "Brusciano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1655775.14,
+      "perimeter_km": 5154.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 10.63072,
+        "lon": -74.92214,
+        "name": "Sabanalarga"
+      },
+      {
+        "lat": 8.35304,
+        "lon": -70.57121,
+        "name": "Ciudad Bolivia"
+      },
+      {
+        "lat": 4.43139,
+        "lon": -61.14639,
+        "name": "Pacaraima"
+      },
+      {
+        "lat": -3.89174,
+        "lon": -59.09542,
+        "name": "Nova Olinda do Norte"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 658287.86,
+      "perimeter_km": 5004.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.78252,
+        "lon": -117.22865,
+        "name": "Perris"
+      },
+      {
+        "lat": 47.5776,
+        "lon": -122.10123,
+        "name": "West Lake Sammamish"
+      },
+      {
+        "lat": 48.05176,
+        "lon": -122.17708,
+        "name": "Marysville"
+      },
+      {
+        "lat": 20.56444,
+        "lon": -103.30222,
+        "name": "Las Pintitas"
+      },
+      {
+        "lat": 35.14778,
+        "lon": -114.5683,
+        "name": "Bullhead City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1227604.85,
+      "perimeter_km": 7380.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 42.38028,
+        "lon": 20.43083,
+        "name": "Gjakov\u00eb"
+      },
+      {
+        "lat": 48.81451,
+        "lon": 3.08498,
+        "name": "Coulommiers"
+      },
+      {
+        "lat": 48.03876,
+        "lon": 38.59685,
+        "name": "Chystyakove"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1079545.49,
+      "perimeter_km": 5671.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.87064,
+        "lon": -10.8211,
+        "name": "Tubmanburg"
+      },
+      {
+        "lat": 10.04036,
+        "lon": -10.74343,
+        "name": "Faranah"
+      },
+      {
+        "lat": 13.3043,
+        "lon": 2.339,
+        "name": "Kollo"
+      },
+      {
+        "lat": 8.13373,
+        "lon": 4.24014,
+        "name": "Ogbomoso"
+      },
+      {
+        "lat": 7.97022,
+        "lon": 3.59626,
+        "name": "Iseyin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 752594.26,
+      "perimeter_km": 4101.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 22.36718,
+        "lon": 114.12347,
+        "name": "Tai Wo Hau"
+      },
+      {
+        "lat": 32.54278,
+        "lon": 111.50861,
+        "name": "Danjiangkou"
+      },
+      {
+        "lat": 35.27814,
+        "lon": 126.51181,
+        "name": "Yeonggwang"
+      },
+      {
+        "lat": 31.71667,
+        "lon": 130.73333,
+        "name": "Hamanoichi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1351571.91,
+      "perimeter_km": 5075.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 8.76667,
+        "lon": -8.61667,
+        "name": "Moussadou"
+      },
+      {
+        "lat": 13.4,
+        "lon": -14.21667,
+        "name": "Farato"
+      },
+      {
+        "lat": 7.92807,
+        "lon": 1.97558,
+        "name": "Savalou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 282605.85,
+      "perimeter_km": 3838.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.26667,
+        "lon": 145.01667,
+        "name": "Mount Martha"
+      },
+      {
+        "lat": -37.57742,
+        "lon": 144.72607,
+        "name": "Sunbury"
+      },
+      {
+        "lat": -27.50578,
+        "lon": 153.10236,
+        "name": "Carindale"
+      },
+      {
+        "lat": -32.92953,
+        "lon": 151.7801,
+        "name": "Newcastle"
+      },
+      {
+        "lat": -33.79798,
+        "lon": 151.28826,
+        "name": "Manly"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 198990.8,
+      "perimeter_km": 2921.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -14.27806,
+        "lon": -170.7025,
+        "name": "Pago Pago"
+      },
+      {
+        "lat": -8.52425,
+        "lon": 179.19417,
+        "name": "Funafuti"
+      },
+      {
+        "lat": -16.4332,
+        "lon": 179.36451,
+        "name": "Labasa"
+      },
+      {
+        "lat": -17.61686,
+        "lon": 177.45049,
+        "name": "Lautoka"
+      },
+      {
+        "lat": -18.13683,
+        "lon": 178.42531,
+        "name": "Suva"
+      },
+      {
+        "lat": -18.14307,
+        "lon": 177.50691,
+        "name": "Sigatoka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 596637.32,
+      "perimeter_km": 3940.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -19.08833,
+        "lon": 33.64861,
+        "name": "Gondola"
+      },
+      {
+        "lat": -25.33177,
+        "lon": 31.01166,
+        "name": "White River"
+      },
+      {
+        "lat": -1.85238,
+        "lon": 36.77683,
+        "name": "Kajiado"
+      },
+      {
+        "lat": -17.32694,
+        "lon": 35.58417,
+        "name": "Morrumbala"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 296780.35,
+      "perimeter_km": 5437.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 12.34,
+        "lon": -86.67528,
+        "name": "La Paz Centro"
+      },
+      {
+        "lat": 27.93789,
+        "lon": -82.23644,
+        "name": "Valrico"
+      },
+      {
+        "lat": 43.90012,
+        "lon": -78.84957,
+        "name": "Oshawa"
+      },
+      {
+        "lat": 40.22039,
+        "lon": -74.01208,
+        "name": "Asbury Park"
+      },
+      {
+        "lat": 25.94843,
+        "lon": -80.1506,
+        "name": "Ojus"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1297858.03,
+      "perimeter_km": 7512.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -11.79667,
+        "lon": -49.52889,
+        "name": "Formoso do Araguaia"
+      },
+      {
+        "lat": -3.12028,
+        "lon": -40.82611,
+        "name": "Granja"
+      },
+      {
+        "lat": -4.27333,
+        "lon": -41.77694,
+        "name": "Piripiri"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 9740.88,
+      "perimeter_km": 2720.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -43.30437,
+        "lon": 172.58356,
+        "name": "Rangiora"
+      },
+      {
+        "lat": -22.15757,
+        "lon": 166.4572,
+        "name": "Dumb\u00e9a"
+      },
+      {
+        "lat": -36.88333,
+        "lon": 174.7,
+        "name": "Avondale"
+      },
+      {
+        "lat": -37.78333,
+        "lon": 175.28333,
+        "name": "Hamilton"
+      },
+      {
+        "lat": -40.95972,
+        "lon": 175.6575,
+        "name": "Masterton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 526327.11,
+      "perimeter_km": 5068.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 8.12366,
+        "lon": -63.54694,
+        "name": "Ciudad Bol\u00edvar"
+      },
+      {
+        "lat": -0.98667,
+        "lon": -49.94,
+        "name": "Anaj\u00e1s"
+      },
+      {
+        "lat": -11.60389,
+        "lon": -38.58313,
+        "name": "S\u00e1tiro Dias"
+      },
+      {
+        "lat": -13.54639,
+        "lon": -42.49139,
+        "name": "Tanque Novo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1045530.36,
+      "perimeter_km": 7362.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 23.99844,
+        "lon": 90.42234,
+        "name": "Gazipur"
+      },
+      {
+        "lat": 33.56547,
+        "lon": 104.64637,
+        "name": "Jiaogong"
+      },
+      {
+        "lat": 31.55037,
+        "lon": 105.99381,
+        "name": "Langzhong"
+      },
+      {
+        "lat": 30.01651,
+        "lon": 105.7973,
+        "name": "Tangba"
+      },
+      {
+        "lat": 29.83537,
+        "lon": 106.29271,
+        "name": "Batang"
+      },
+      {
+        "lat": 22.36718,
+        "lon": 114.12347,
+        "name": "Tai Wo Hau"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1263231.61,
+      "perimeter_km": 5791.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -45.87416,
+        "lon": 170.50361,
+        "name": "Dunedin"
+      },
+      {
+        "lat": -43.30437,
+        "lon": 172.58356,
+        "name": "Rangiora"
+      },
+      {
+        "lat": -41.28664,
+        "lon": 174.77557,
+        "name": "Wellington"
+      },
+      {
+        "lat": -39.4926,
+        "lon": 176.91233,
+        "name": "Napier"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 23414.89,
+      "perimeter_km": 1768.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 30.89315,
+        "lon": 49.40787,
+        "name": "R\u0101msh\u012br"
+      },
+      {
+        "lat": 37.41853,
+        "lon": 66.04358,
+        "name": "Qarq\u012bn"
+      },
+      {
+        "lat": 21.32855,
+        "lon": 71.02645,
+        "name": "Dh\u0101ri"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1579811.76,
+      "perimeter_km": 5943.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.91482,
+        "lon": 144.75088,
+        "name": "Point Cook"
+      },
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      },
+      {
+        "lat": -19.26639,
+        "lon": 146.80569,
+        "name": "Townsville"
+      },
+      {
+        "lat": -33.79728,
+        "lon": 150.7847,
+        "name": "St Clair"
+      },
+      {
+        "lat": -35.41647,
+        "lon": 149.06954,
+        "name": "Tuggeranong Administrative District"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1161639.23,
+      "perimeter_km": 4939.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 47.41427,
+        "lon": 9.74195,
+        "name": "Dornbirn"
+      },
+      {
+        "lat": 48.87143,
+        "lon": 2.22929,
+        "name": "Suresnes"
+      },
+      {
+        "lat": 55.83173,
+        "lon": -4.43254,
+        "name": "Paisley"
+      },
+      {
+        "lat": 50.02806,
+        "lon": 15.1998,
+        "name": "Kol\u00edn"
+      },
+      {
+        "lat": 45.41667,
+        "lon": 23.36667,
+        "name": "Petro\u015fani"
+      },
+      {
+        "lat": 40.65829,
+        "lon": 22.89712,
+        "name": "Menem\u00e9ni"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 994984.41,
+      "perimeter_km": 5551.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -32.5269,
+        "lon": 115.7217,
+        "name": "Mandurah"
+      },
+      {
+        "lat": -31.88822,
+        "lon": 115.87186,
+        "name": "Dianella"
+      },
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2686.25,
+      "perimeter_km": 411.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.13333,
+        "lon": 131.5,
+        "name": "Takanabe"
+      },
+      {
+        "lat": 23.8927,
+        "lon": 120.524,
+        "name": "Tianwei"
+      },
+      {
+        "lat": 36.78472,
+        "lon": 127.58194,
+        "name": "Jungpyong"
+      },
+      {
+        "lat": 42.97583,
+        "lon": 141.56722,
+        "name": "Kitahiroshima"
+      },
+      {
+        "lat": 37.03333,
+        "lon": 137.85,
+        "name": "Itoigawa"
+      },
+      {
+        "lat": 34.58333,
+        "lon": 135.61667,
+        "name": "Kashihara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1028322.54,
+      "perimeter_km": 5912.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.74199,
+        "lon": 14.61448,
+        "name": "Pagani"
+      },
+      {
+        "lat": 53.55357,
+        "lon": 8.57553,
+        "name": "Bremerhaven"
+      },
+      {
+        "lat": 52.55877,
+        "lon": 13.20831,
+        "name": "Hakenfelde"
+      },
+      {
+        "lat": 50.62036,
+        "lon": 26.23695,
+        "name": "Rivne"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 788972.93,
+      "perimeter_km": 4165.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 27.41933,
+        "lon": 75.82143,
+        "name": "Ajeetgarh"
+      },
+      {
+        "lat": 28.20997,
+        "lon": 79.54149,
+        "name": "Far\u012bdpur"
+      },
+      {
+        "lat": 26.08334,
+        "lon": 89.96118,
+        "name": "Gauripur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 78549.02,
+      "perimeter_km": 2844.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -30.00018,
+        "lon": -51.07632,
+        "name": "Alvorada"
+      },
+      {
+        "lat": -32.3171,
+        "lon": -58.08072,
+        "name": "Paysand\u00fa"
+      },
+      {
+        "lat": -21.00944,
+        "lon": -48.22167,
+        "name": "Pitangueiras"
+      },
+      {
+        "lat": -7.35917,
+        "lon": -41.13778,
+        "name": "Jaic\u00f3s"
+      },
+      {
+        "lat": -23.60389,
+        "lon": -46.91917,
+        "name": "Cotia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 610248.72,
+      "perimeter_km": 6735.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -16.58197,
+        "lon": -39.78117,
+        "name": "Guaratinga"
+      },
+      {
+        "lat": -6.53722,
+        "lon": -39.49667,
+        "name": "Cari\u00fas"
+      },
+      {
+        "lat": -10.83444,
+        "lon": -38.53583,
+        "name": "Ribeira do Pombal"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 65927.2,
+      "perimeter_km": 2259.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -6.47833,
+        "lon": 16.81735,
+        "name": "Kasongo-Lunda"
+      },
+      {
+        "lat": 4.45437,
+        "lon": 18.53475,
+        "name": "B\u00e9goua"
+      },
+      {
+        "lat": -0.96667,
+        "lon": 30.6,
+        "name": "Iryango"
+      },
+      {
+        "lat": -0.5,
+        "lon": 34.4,
+        "name": "Awendo"
+      },
+      {
+        "lat": -2.51222,
+        "lon": 30.65583,
+        "name": "Ngara"
+      },
+      {
+        "lat": -13.53099,
+        "lon": 33.73933,
+        "name": "Mponela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2070165.21,
+      "perimeter_km": 6880.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.01135,
+        "lon": 23.66597,
+        "name": "Cha\u00efd\u00e1ri"
+      },
+      {
+        "lat": 41.24264,
+        "lon": 16.50104,
+        "name": "Bisceglie"
+      },
+      {
+        "lat": 60.61667,
+        "lon": 16.76667,
+        "name": "Sandviken"
+      },
+      {
+        "lat": 61.8642,
+        "lon": 25.19002,
+        "name": "J\u00e4ms\u00e4"
+      },
+      {
+        "lat": 55.99003,
+        "lon": 40.02052,
+        "name": "Sobinka"
+      },
+      {
+        "lat": 50.19661,
+        "lon": 38.11674,
+        "name": "Valuyki"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2900234.8,
+      "perimeter_km": 6834.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 22.25135,
+        "lon": 112.7799,
+        "name": "Taishan"
+      },
+      {
+        "lat": 23.11667,
+        "lon": 113.25,
+        "name": "Guangzhou"
+      },
+      {
+        "lat": 15.3062,
+        "lon": 120.856,
+        "name": "San Antonio"
+      },
+      {
+        "lat": 14.21567,
+        "lon": 120.97137,
+        "name": "Silang"
+      },
+      {
+        "lat": 10.5746,
+        "lon": 122.8954,
+        "name": "Taloc"
+      },
+      {
+        "lat": 8.16667,
+        "lon": 124.21667,
+        "name": "Mantampay"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 225647.92,
+      "perimeter_km": 4156.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 2.93725,
+        "lon": 9.90765,
+        "name": "Kribi"
+      },
+      {
+        "lat": 3.33863,
+        "lon": 20.88577,
+        "name": "Businga"
+      },
+      {
+        "lat": -2.26469,
+        "lon": 29.19644,
+        "name": "Kirimbi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 401316.82,
+      "perimeter_km": 4554.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -3.52105,
+        "lon": 23.6005,
+        "name": "Lodja"
+      },
+      {
+        "lat": -0.56667,
+        "lon": 30.38333,
+        "name": "Rutoma"
+      },
+      {
+        "lat": 0.68944,
+        "lon": 32.42139,
+        "name": "Namasuba"
+      },
+      {
+        "lat": 0.89444,
+        "lon": 33.49944,
+        "name": "Kaliro"
+      },
+      {
+        "lat": 0.28422,
+        "lon": 34.75229,
+        "name": "Kakamega"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 104105.81,
+      "perimeter_km": 2674.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 25.67066,
+        "lon": -80.40117,
+        "name": "The Crossings"
+      },
+      {
+        "lat": 26.66729,
+        "lon": -81.88009,
+        "name": "North Fort Myers"
+      },
+      {
+        "lat": 41.52311,
+        "lon": -81.51846,
+        "name": "South Euclid"
+      },
+      {
+        "lat": 38.94594,
+        "lon": -77.02498,
+        "name": "Petworth"
+      },
+      {
+        "lat": 40.79065,
+        "lon": -73.20178,
+        "name": "Central Islip"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 654731.43,
+      "perimeter_km": 4507.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 7.15181,
+        "lon": 0.47362,
+        "name": "Hohoe"
+      },
+      {
+        "lat": 6.99543,
+        "lon": -9.47122,
+        "name": "Gbarnga"
+      },
+      {
+        "lat": 10.10917,
+        "lon": 14.45083,
+        "name": "Ka\u00e9l\u00e9"
+      },
+      {
+        "lat": 6.25375,
+        "lon": 6.1942,
+        "name": "Agbor"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 380155.05,
+      "perimeter_km": 5394.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 31.28318,
+        "lon": -4.26565,
+        "name": "Re\u00e7ani"
+      },
+      {
+        "lat": 35.79014,
+        "lon": 10.58264,
+        "name": "Ezzouhour"
+      },
+      {
+        "lat": 33.11667,
+        "lon": 6.08333,
+        "name": "Tebesbest"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 119317.25,
+      "perimeter_km": 2965.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 2.48075,
+        "lon": -78.10972,
+        "name": "El Charco"
+      },
+      {
+        "lat": 6.28535,
+        "lon": -75.33385,
+        "name": "San Vicente"
+      },
+      {
+        "lat": 5.71062,
+        "lon": -75.31069,
+        "name": "Sons\u00f3n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 10406.29,
+      "perimeter_km": 1061.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 29.33773,
+        "lon": 105.89237,
+        "name": "Nandajie"
+      },
+      {
+        "lat": 26.06139,
+        "lon": 119.30611,
+        "name": "Fuzhou"
+      },
+      {
+        "lat": 22.26861,
+        "lon": 114.12924,
+        "name": "Pok Fu Lam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 383499.18,
+      "perimeter_km": 3180.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -41.27078,
+        "lon": 173.28404,
+        "name": "Nelson"
+      },
+      {
+        "lat": -22.27407,
+        "lon": 166.44884,
+        "name": "Noum\u00e9a"
+      },
+      {
+        "lat": -36.96587,
+        "lon": 174.82389,
+        "name": "Mangere East"
+      },
+      {
+        "lat": -37.78333,
+        "lon": 175.28333,
+        "name": "Hamilton"
+      },
+      {
+        "lat": -39.4926,
+        "lon": 176.91233,
+        "name": "Napier"
+      },
+      {
+        "lat": -40.91667,
+        "lon": 175.01667,
+        "name": "Paraparaumu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 382229.48,
+      "perimeter_km": 4740.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 4.96531,
+        "lon": -73.91301,
+        "name": "Tocancip\u00e1"
+      },
+      {
+        "lat": 4.23922,
+        "lon": -75.23996,
+        "name": "Rovira"
+      },
+      {
+        "lat": 10.15031,
+        "lon": -73.9614,
+        "name": "El Copey"
+      },
+      {
+        "lat": 10.99376,
+        "lon": -74.28439,
+        "name": "Puebloviejo"
+      },
+      {
+        "lat": 10.61216,
+        "lon": -66.85192,
+        "name": "Caraballeda"
+      },
+      {
+        "lat": 10.30125,
+        "lon": -65.99053,
+        "name": "San Jos\u00e9 de Barlovento"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 367519.89,
+      "perimeter_km": 2908.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 45.17191,
+        "lon": -93.87469,
+        "name": "Buffalo"
+      },
+      {
+        "lat": 40.86867,
+        "lon": -82.31822,
+        "name": "Ashland"
+      },
+      {
+        "lat": 38.61095,
+        "lon": -77.33971,
+        "name": "Montclair"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 8850.22,
+      "perimeter_km": 3093.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.46729,
+        "lon": 14.71352,
+        "name": "Bol"
+      },
+      {
+        "lat": 13.15498,
+        "lon": 10.63468,
+        "name": "Kumagunnam"
+      },
+      {
+        "lat": 30.80418,
+        "lon": 18.0772,
+        "name": "Bin Jaww\u0101d"
+      },
+      {
+        "lat": 7.24269,
+        "lon": 16.44059,
+        "name": "Paoua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 727515.3,
+      "perimeter_km": 5891.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -11.73584,
+        "lon": 24.42926,
+        "name": "Mwinilunga"
+      },
+      {
+        "lat": -8.23619,
+        "lon": 19.52566,
+        "name": "Cuilo"
+      },
+      {
+        "lat": 5.98843,
+        "lon": 10.43859,
+        "name": "Ndop"
+      },
+      {
+        "lat": -0.45139,
+        "lon": 30.11333,
+        "name": "Kyamahungu"
+      },
+      {
+        "lat": -4.56667,
+        "lon": 34.63333,
+        "name": "Igugunu"
+      },
+      {
+        "lat": -13.79841,
+        "lon": 32.88019,
+        "name": "Mchinji"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2795550.39,
+      "perimeter_km": 7505.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.37345,
+        "lon": -9.54761,
+        "name": "Dchira El Jihadia"
+      },
+      {
+        "lat": 34.87045,
+        "lon": -1.42319,
+        "name": "Beni Mester"
+      },
+      {
+        "lat": 35.8609,
+        "lon": 10.60313,
+        "name": "Hammam Sousse"
+      },
+      {
+        "lat": 34.79075,
+        "lon": 10.72059,
+        "name": "Gremda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 304820.04,
+      "perimeter_km": 4082.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -41.13827,
+        "lon": 175.0502,
+        "name": "Upper Hutt"
+      },
+      {
+        "lat": -36.8582,
+        "lon": 174.62019,
+        "name": "Lincoln"
+      },
+      {
+        "lat": -37.78333,
+        "lon": 175.28333,
+        "name": "Hamilton"
+      },
+      {
+        "lat": -37.95855,
+        "lon": 176.98545,
+        "name": "Whakatane"
+      },
+      {
+        "lat": -40.95972,
+        "lon": 175.6575,
+        "name": "Masterton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 47362.6,
+      "perimeter_km": 1153.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 16.84942,
+        "lon": -99.90891,
+        "name": "Acapulco de Ju\u00e1rez"
+      },
+      {
+        "lat": 25.54389,
+        "lon": -103.41898,
+        "name": "Torre\u00f3n"
+      },
+      {
+        "lat": 28.24418,
+        "lon": -82.71927,
+        "name": "New Port Richey"
+      },
+      {
+        "lat": 20.60009,
+        "lon": -76.13364,
+        "name": "San Germ\u00e1n"
+      },
+      {
+        "lat": 9.96548,
+        "lon": -84.0182,
+        "name": "Ip\u00eds"
+      },
+      {
+        "lat": 13.66108,
+        "lon": -89.18252,
+        "name": "San Marcos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3738774.03,
+      "perimeter_km": 7537.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.79981,
+        "lon": -87.67725,
+        "name": "Florence"
+      },
+      {
+        "lat": 42.88585,
+        "lon": -87.86314,
+        "name": "Oak Creek"
+      },
+      {
+        "lat": 26.17231,
+        "lon": -80.13199,
+        "name": "Oakland Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 335760.77,
+      "perimeter_km": 4086.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 45.43389,
+        "lon": 4.39,
+        "name": "Saint-\u00c9tienne"
+      },
+      {
+        "lat": 51.51579,
+        "lon": -0.4234,
+        "name": "Hayes"
+      },
+      {
+        "lat": 56.11586,
+        "lon": -3.78997,
+        "name": "Alloa"
+      },
+      {
+        "lat": 52.21833,
+        "lon": 6.89583,
+        "name": "Enschede"
+      },
+      {
+        "lat": 49.12426,
+        "lon": 8.59804,
+        "name": "Bruchsal"
+      },
+      {
+        "lat": 40.9558,
+        "lon": 14.27201,
+        "name": "Frattaminore"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 647065.95,
+      "perimeter_km": 4456.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.08799,
+        "lon": -0.72544,
+        "name": "Rojales"
+      },
+      {
+        "lat": 50.74834,
+        "lon": 2.26091,
+        "name": "Saint-Omer"
+      },
+      {
+        "lat": 53.5204,
+        "lon": 12.67985,
+        "name": "Waren"
+      },
+      {
+        "lat": 46.77807,
+        "lon": 7.63249,
+        "name": "Steffisburg"
+      },
+      {
+        "lat": 45.51314,
+        "lon": 9.14343,
+        "name": "Quarto Oggiaro"
+      },
+      {
+        "lat": 44.69776,
+        "lon": 7.85128,
+        "name": "Bra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 670530.84,
+      "perimeter_km": 4375.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 52.76797,
+        "lon": 87.88803,
+        "name": "Tashtagol"
+      },
+      {
+        "lat": 55.35072,
+        "lon": 78.35873,
+        "name": "Barabinsk"
+      },
+      {
+        "lat": 55.54004,
+        "lon": 89.20062,
+        "name": "Sharypovo"
+      },
+      {
+        "lat": 51.28333,
+        "lon": 106.5,
+        "name": "Gusinoozyorsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 304815.08,
+      "perimeter_km": 3884.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -29.32816,
+        "lon": 31.28954,
+        "name": "KwaDukuza"
+      },
+      {
+        "lat": -3.63045,
+        "lon": 39.84992,
+        "name": "Kilifi"
+      },
+      {
+        "lat": -12.77698,
+        "lon": 45.28234,
+        "name": "Labattoir"
+      },
+      {
+        "lat": -16.11064,
+        "lon": 46.64383,
+        "name": "Marovoay"
+      },
+      {
+        "lat": -19.9,
+        "lon": 47.23333,
+        "name": "Soanindrariny"
+      },
+      {
+        "lat": -23.35,
+        "lon": 47.6,
+        "name": "Vangaindrano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2377195.64,
+      "perimeter_km": 7140.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -18.83861,
+        "lon": -50.12139,
+        "name": "Santa Vit\u00f3ria"
+      },
+      {
+        "lat": -1.39028,
+        "lon": -48.87111,
+        "name": "Ponta de Pedras"
+      },
+      {
+        "lat": -9.67778,
+        "lon": -37.12472,
+        "name": "Batalha"
+      },
+      {
+        "lat": -15.86126,
+        "lon": -38.87982,
+        "name": "Belmonte"
+      },
+      {
+        "lat": -21.04222,
+        "lon": -41.97333,
+        "name": "Natividade"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1976847.72,
+      "perimeter_km": 5799.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -43.89834,
+        "lon": 171.73011,
+        "name": "Ashburton"
+      },
+      {
+        "lat": -36.8582,
+        "lon": 174.62019,
+        "name": "Lincoln"
+      },
+      {
+        "lat": -38.68333,
+        "lon": 176.08333,
+        "name": "Taupo"
+      },
+      {
+        "lat": -41.28664,
+        "lon": 174.77557,
+        "name": "Wellington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 92176.64,
+      "perimeter_km": 1753.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -34.12688,
+        "lon": -63.39083,
+        "name": "Laboulaye"
+      },
+      {
+        "lat": -14.54114,
+        "lon": -52.79508,
+        "name": "Campin\u00e1polis"
+      },
+      {
+        "lat": -16.46111,
+        "lon": -49.96167,
+        "name": "Anicuns"
+      },
+      {
+        "lat": -22.46889,
+        "lon": -44.44667,
+        "name": "Resende"
+      },
+      {
+        "lat": -23.52098,
+        "lon": -51.68179,
+        "name": "Mandaguari"
+      },
+      {
+        "lat": -29.63806,
+        "lon": -51.00694,
+        "name": "Sapiranga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2270912.51,
+      "perimeter_km": 6381.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -23.51408,
+        "lon": -46.58625,
+        "name": "Vila Maria"
+      },
+      {
+        "lat": -25.97337,
+        "lon": -54.56304,
+        "name": "Colonia Wanda"
+      },
+      {
+        "lat": -7.07444,
+        "lon": -40.37611,
+        "name": "Campos Sales"
+      },
+      {
+        "lat": -11.09972,
+        "lon": -38.51361,
+        "name": "Cip\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 962898.84,
+      "perimeter_km": 5550.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 22.22819,
+        "lon": -102.32216,
+        "name": "Rinc\u00f3n de Romos"
+      },
+      {
+        "lat": 38.44098,
+        "lon": -105.24245,
+        "name": "Ca\u00f1on City"
+      },
+      {
+        "lat": 32.27459,
+        "lon": -90.13203,
+        "name": "Pearl"
+      },
+      {
+        "lat": 19.19251,
+        "lon": -99.02317,
+        "name": "Milpa Alta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1587721.34,
+      "perimeter_km": 5538.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      },
+      {
+        "lat": -37.83382,
+        "lon": 144.93834,
+        "name": "City of Port Phillip"
+      },
+      {
+        "lat": -28.21901,
+        "lon": 152.03438,
+        "name": "Warwick"
+      },
+      {
+        "lat": -27.58333,
+        "lon": 153.1,
+        "name": "Eight Mile Plains"
+      },
+      {
+        "lat": -33.8,
+        "lon": 151.18333,
+        "name": "Chatswood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 135077.19,
+      "perimeter_km": 2897.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.1162,
+        "lon": -6.53603,
+        "name": "Grand-Zattry"
+      },
+      {
+        "lat": 14.00776,
+        "lon": 0.75306,
+        "name": "T\u00e9ra"
+      },
+      {
+        "lat": 5.71417,
+        "lon": -0.15418,
+        "name": "Adenta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 328743.22,
+      "perimeter_km": 2820.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.05529,
+        "lon": -117.75228,
+        "name": "Pomona"
+      },
+      {
+        "lat": 34.26945,
+        "lon": -118.78148,
+        "name": "Simi Valley"
+      },
+      {
+        "lat": 44.98595,
+        "lon": -122.98287,
+        "name": "Hayesville"
+      },
+      {
+        "lat": 47.78815,
+        "lon": -122.30874,
+        "name": "Mountlake Terrace"
+      },
+      {
+        "lat": 32.95373,
+        "lon": -96.89028,
+        "name": "Carrollton"
+      },
+      {
+        "lat": 32.75957,
+        "lon": -97.45835,
+        "name": "White Settlement"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1710297.36,
+      "perimeter_km": 6292.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -25.41667,
+        "lon": 25.55,
+        "name": "Janeng"
+      },
+      {
+        "lat": -14.99307,
+        "lon": 22.67926,
+        "name": "Kalabo"
+      },
+      {
+        "lat": -15.24835,
+        "lon": 23.12741,
+        "name": "Mongu"
+      },
+      {
+        "lat": -12.97395,
+        "lon": 40.51775,
+        "name": "Pemba"
+      },
+      {
+        "lat": -26.30176,
+        "lon": 29.98696,
+        "name": "Breyten"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1498682.27,
+      "perimeter_km": 5444.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 48.97674,
+        "lon": 2.32722,
+        "name": "Deuil-la-Barre"
+      },
+      {
+        "lat": 50.56101,
+        "lon": 15.9127,
+        "name": "Trutnov"
+      },
+      {
+        "lat": 59.36588,
+        "lon": 17.99569,
+        "name": "R\u00e5sunda"
+      },
+      {
+        "lat": 48.88937,
+        "lon": 36.31755,
+        "name": "Lozova"
+      },
+      {
+        "lat": 43.7469,
+        "lon": 24.86846,
+        "name": "Turnu M\u0103gurele"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2608094.03,
+      "perimeter_km": 6499.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 53.59245,
+        "lon": -2.21941,
+        "name": "Heywood"
+      },
+      {
+        "lat": 53.56321,
+        "lon": 9.94257,
+        "name": "Altona-Nord"
+      },
+      {
+        "lat": 45.76873,
+        "lon": 4.95883,
+        "name": "D\u00e9cines-Charpieu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 355362.27,
+      "perimeter_km": 2749.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 42.50779,
+        "lon": 1.52109,
+        "name": "Andorra la Vella"
+      },
+      {
+        "lat": 36.92077,
+        "lon": -6.07529,
+        "name": "Lebrija"
+      },
+      {
+        "lat": 53.39234,
+        "lon": -2.63994,
+        "name": "Great Sankey"
+      },
+      {
+        "lat": 48.69676,
+        "lon": 8.13523,
+        "name": "B\u00fchl"
+      },
+      {
+        "lat": 48.16783,
+        "lon": 8.62719,
+        "name": "Rottweil"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 919603.62,
+      "perimeter_km": 4571.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -20.78765,
+        "lon": -51.70338,
+        "name": "Tr\u00eas Lagoas"
+      },
+      {
+        "lat": -15.32333,
+        "lon": -58.00361,
+        "name": "Lambari d'Oeste"
+      },
+      {
+        "lat": -6.32944,
+        "lon": -47.41639,
+        "name": "Tocantin\u00f3polis"
+      },
+      {
+        "lat": -5.24667,
+        "lon": -38.13056,
+        "name": "Tabuleiro do Norte"
+      },
+      {
+        "lat": -6.78889,
+        "lon": -39.29583,
+        "name": "V\u00e1rzea Alegre"
+      },
+      {
+        "lat": -21.8425,
+        "lon": -43.79306,
+        "name": "Lima Duarte"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2225671.07,
+      "perimeter_km": 6247.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.8,
+        "lon": 145.28333,
+        "name": "Croydon"
+      },
+      {
+        "lat": -27.25204,
+        "lon": 152.99226,
+        "name": "Kallangur"
+      },
+      {
+        "lat": -28.00274,
+        "lon": 153.42999,
+        "name": "Surfers Paradise"
+      },
+      {
+        "lat": -33.7457,
+        "lon": 151.04764,
+        "name": "West Pennant Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 161381.38,
+      "perimeter_km": 2836.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.27668,
+        "lon": 131.15628,
+        "name": "Tsukawaki"
+      },
+      {
+        "lat": 36.32,
+        "lon": 118.85541,
+        "name": "Dasheng"
+      },
+      {
+        "lat": 37.2,
+        "lon": 140.31667,
+        "name": "Yabuki"
+      },
+      {
+        "lat": 36.13333,
+        "lon": 139.7,
+        "name": "Kurihashi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 467736.89,
+      "perimeter_km": 4055.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 25.90448,
+        "lon": 74.66025,
+        "name": "Gul\u0101bpura"
+      },
+      {
+        "lat": 32.64118,
+        "lon": 74.20561,
+        "name": "Jalalpur Jattan"
+      },
+      {
+        "lat": 29.21399,
+        "lon": 78.95693,
+        "name": "Kashipur"
+      },
+      {
+        "lat": 25.92058,
+        "lon": 81.99629,
+        "name": "Bela"
+      },
+      {
+        "lat": 21.77985,
+        "lon": 87.74892,
+        "name": "Contai"
+      },
+      {
+        "lat": 20.27193,
+        "lon": 81.49177,
+        "name": "K\u0101nker"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 726839.76,
+      "perimeter_km": 4168.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.41222,
+        "lon": 4.0947,
+        "name": "Lekki"
+      },
+      {
+        "lat": 7.65649,
+        "lon": 4.92235,
+        "name": "Efon-Alaaye"
+      },
+      {
+        "lat": 10.91762,
+        "lon": 15.55011,
+        "name": "Guelendeng"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 63179.86,
+      "perimeter_km": 2741.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 51.34305,
+        "lon": -0.82985,
+        "name": "Yateley"
+      },
+      {
+        "lat": 53.43575,
+        "lon": 10.3779,
+        "name": "Geesthacht"
+      },
+      {
+        "lat": 49.01513,
+        "lon": 12.10161,
+        "name": "Regensburg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 201238.47,
+      "perimeter_km": 2255.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 50.13423,
+        "lon": 8.91418,
+        "name": "Hanau am Main"
+      },
+      {
+        "lat": 50.55162,
+        "lon": 9.67518,
+        "name": "Fulda"
+      },
+      {
+        "lat": 45.83111,
+        "lon": 16.11639,
+        "name": "Sesvete"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 25198.41,
+      "perimeter_km": 1498.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -7.35207,
+        "lon": 14.84629,
+        "name": "Songo"
+      },
+      {
+        "lat": 4.25671,
+        "lon": 18.41583,
+        "name": "Bimbo"
+      },
+      {
+        "lat": -2.3541,
+        "lon": 29.0298,
+        "name": "Nyabitekeli"
+      },
+      {
+        "lat": -3.59678,
+        "lon": 26.66715,
+        "name": "Kampene"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 945789.0,
+      "perimeter_km": 4409.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 56.50718,
+        "lon": 56.07707,
+        "name": "Chernushka"
+      },
+      {
+        "lat": 55.39563,
+        "lon": 43.8381,
+        "name": "Arzamas"
+      },
+      {
+        "lat": 56.63877,
+        "lon": 47.89078,
+        "name": "Yoshkar-Ola"
+      },
+      {
+        "lat": 61.09979,
+        "lon": 72.60349,
+        "name": "Nefteyugansk"
+      },
+      {
+        "lat": 56.07834,
+        "lon": 60.74785,
+        "name": "Snezhinsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 312377.59,
+      "perimeter_km": 3727.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.67342,
+        "lon": -3.96938,
+        "name": "Arrah"
+      },
+      {
+        "lat": 10.28333,
+        "lon": -4.91667,
+        "name": "Niangoloko"
+      },
+      {
+        "lat": 12.87695,
+        "lon": 10.45536,
+        "name": "Nguru"
+      },
+      {
+        "lat": 9.87342,
+        "lon": 7.95407,
+        "name": "Kachia"
+      },
+      {
+        "lat": 7.25256,
+        "lon": 5.19312,
+        "name": "Akure"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 670685.25,
+      "perimeter_km": 3978.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.6448,
+        "lon": -16.93843,
+        "name": "S\u00e3o Martinho"
+      },
+      {
+        "lat": 38.76908,
+        "lon": -9.09632,
+        "name": "Parque das Na\u00e7\u00f5es"
+      },
+      {
+        "lat": 39.74769,
+        "lon": -8.93228,
+        "name": "Marinha Grande"
+      },
+      {
+        "lat": 40.03116,
+        "lon": -6.08845,
+        "name": "Plasencia"
+      },
+      {
+        "lat": 40.42567,
+        "lon": -3.70707,
+        "name": "Universidad"
+      },
+      {
+        "lat": 41.41209,
+        "lon": 2.14394,
+        "name": "Vallcarca"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 280151.23,
+      "perimeter_km": 3994.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 7.8894,
+        "lon": 98.38523,
+        "name": "Wichit"
+      },
+      {
+        "lat": 26.15216,
+        "lon": 85.89707,
+        "name": "Darbhanga"
+      },
+      {
+        "lat": 30.98664,
+        "lon": 103.93933,
+        "name": "Tianpeng"
+      },
+      {
+        "lat": 18.14589,
+        "lon": 100.14103,
+        "name": "Phrae"
+      },
+      {
+        "lat": 10.28701,
+        "lon": 105.6617,
+        "name": "Th\u1ecb Tr\u1ea5n Lai Vung"
+      },
+      {
+        "lat": 12.57065,
+        "lon": 99.95876,
+        "name": "Hua Hin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2870657.35,
+      "perimeter_km": 8016.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -9.93333,
+        "lon": 35.33333,
+        "name": "Mahanje"
+      },
+      {
+        "lat": -26.31667,
+        "lon": 31.13333,
+        "name": "Mbabane"
+      },
+      {
+        "lat": -10.71484,
+        "lon": 25.46674,
+        "name": "Kolwezi"
+      },
+      {
+        "lat": 0.5635,
+        "lon": 34.56055,
+        "name": "Bungoma"
+      },
+      {
+        "lat": 7.13333,
+        "lon": 37.95,
+        "name": "Shon\u0113"
+      },
+      {
+        "lat": -16.092,
+        "lon": 47.647,
+        "name": "Mampikony"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3235969.1,
+      "perimeter_km": 10430.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.83634,
+        "lon": 144.65952,
+        "name": "Tarneit"
+      },
+      {
+        "lat": -33.7061,
+        "lon": 150.7094,
+        "name": "Cranebrook"
+      },
+      {
+        "lat": -33.95,
+        "lon": 151.23333,
+        "name": "Maroubra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 18747.28,
+      "perimeter_km": 1501.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.43583,
+        "lon": 70.61028,
+        "name": "Beshariq"
+      },
+      {
+        "lat": 40.52828,
+        "lon": 72.7985,
+        "name": "Osh"
+      },
+      {
+        "lat": 23.19019,
+        "lon": 73.89526,
+        "name": "Santrampur"
+      },
+      {
+        "lat": 22.75218,
+        "lon": 72.68533,
+        "name": "Kheda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 307339.82,
+      "perimeter_km": 4225.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 25.5126,
+        "lon": 69.78437,
+        "name": "Chhor"
+      },
+      {
+        "lat": 22.61124,
+        "lon": 72.93283,
+        "name": "Boriavi"
+      },
+      {
+        "lat": 24.64648,
+        "lon": 75.94325,
+        "name": "R\u0101mganj Mandi"
+      },
+      {
+        "lat": 24.56412,
+        "lon": 79.30712,
+        "name": "Bada Malhera"
+      },
+      {
+        "lat": 10.96209,
+        "lon": 79.39124,
+        "name": "Kumbakonam"
+      },
+      {
+        "lat": 10.58303,
+        "lon": 76.93441,
+        "name": "Anaimalai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1072254.5,
+      "perimeter_km": 4782.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -13.41646,
+        "lon": 24.33532,
+        "name": "Manyinga"
+      },
+      {
+        "lat": -5.38532,
+        "lon": 27.00029,
+        "name": "Kongolo"
+      },
+      {
+        "lat": 9.53342,
+        "lon": 31.66049,
+        "name": "Malakal"
+      },
+      {
+        "lat": -0.60467,
+        "lon": 30.64851,
+        "name": "Mbarara"
+      },
+      {
+        "lat": -1.03326,
+        "lon": 37.06933,
+        "name": "Thika"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 854055.56,
+      "perimeter_km": 6490.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -43.53333,
+        "lon": 172.63333,
+        "name": "Christchurch"
+      },
+      {
+        "lat": -41.27078,
+        "lon": 173.28404,
+        "name": "Nelson"
+      },
+      {
+        "lat": -35.73167,
+        "lon": 174.32391,
+        "name": "Whangarei"
+      },
+      {
+        "lat": -36.99282,
+        "lon": 174.87986,
+        "name": "Manukau City"
+      },
+      {
+        "lat": -41.28374,
+        "lon": 174.74141,
+        "name": "Karori"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 74439.98,
+      "perimeter_km": 1809.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 3.58333,
+        "lon": -77.0,
+        "name": "Buenaventura"
+      },
+      {
+        "lat": 4.93722,
+        "lon": -75.73778,
+        "name": "Marsella"
+      },
+      {
+        "lat": 10.61712,
+        "lon": -75.15146,
+        "name": "Luruaco"
+      },
+      {
+        "lat": 10.26061,
+        "lon": -67.79348,
+        "name": "San Joaqu\u00edn"
+      },
+      {
+        "lat": 9.74569,
+        "lon": -63.18323,
+        "name": "Matur\u00edn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 571905.24,
+      "perimeter_km": 3826.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 3.62057,
+        "lon": -75.09415,
+        "name": "Natagaima"
+      },
+      {
+        "lat": -1.02881,
+        "lon": -79.46264,
+        "name": "Quevedo"
+      },
+      {
+        "lat": 11.75908,
+        "lon": -70.18418,
+        "name": "Judibana"
+      },
+      {
+        "lat": 10.16153,
+        "lon": -68.00044,
+        "name": "Valencia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 239207.67,
+      "perimeter_km": 3827.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -2.73982,
+        "lon": -78.84561,
+        "name": "Azogues"
+      },
+      {
+        "lat": 3.93135,
+        "lon": -76.48481,
+        "name": "Darien"
+      },
+      {
+        "lat": 7.06222,
+        "lon": -73.08644,
+        "name": "Floridablanca"
+      },
+      {
+        "lat": 11.8235,
+        "lon": -70.25637,
+        "name": "Santa Cruz de los Taques"
+      },
+      {
+        "lat": 9.91246,
+        "lon": -67.35398,
+        "name": "San Juan de los Morros"
+      },
+      {
+        "lat": 9.06263,
+        "lon": -62.05208,
+        "name": "Tucupita"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 926147.35,
+      "perimeter_km": 5160.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 0.66749,
+        "lon": -76.87297,
+        "name": "Orito"
+      },
+      {
+        "lat": 0.04103,
+        "lon": -78.14636,
+        "name": "Cayambe"
+      },
+      {
+        "lat": -2.21452,
+        "lon": -80.95151,
+        "name": "Salinas"
+      },
+      {
+        "lat": 9.29687,
+        "lon": -70.67189,
+        "name": "Escuque"
+      },
+      {
+        "lat": 10.11135,
+        "lon": -63.09985,
+        "name": "Caripito"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 480752.25,
+      "perimeter_km": 4956.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 31.31716,
+        "lon": -113.53799,
+        "name": "Puerto Pe\u00f1asco"
+      },
+      {
+        "lat": 32.83838,
+        "lon": -116.97392,
+        "name": "Santee"
+      },
+      {
+        "lat": 29.56884,
+        "lon": -97.96473,
+        "name": "Seguin"
+      },
+      {
+        "lat": 32.2732,
+        "lon": -89.98592,
+        "name": "Brandon"
+      },
+      {
+        "lat": 18.86861,
+        "lon": -99.20833,
+        "name": "Tres de Mayo"
+      },
+      {
+        "lat": 21.0315,
+        "lon": -101.87833,
+        "name": "Pur\u00edsima de Bustos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2197136.73,
+      "perimeter_km": 6774.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.70988,
+        "lon": 144.75483,
+        "name": "Taylors Hill"
+      },
+      {
+        "lat": -38.08333,
+        "lon": 144.38333,
+        "name": "Corio"
+      },
+      {
+        "lat": -27.08465,
+        "lon": 152.9511,
+        "name": "Caboolture"
+      },
+      {
+        "lat": -28.11694,
+        "lon": 153.46584,
+        "name": "Palm Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 74086.16,
+      "perimeter_km": 2979.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.40539,
+        "lon": -86.81138,
+        "name": "Hoover"
+      },
+      {
+        "lat": 29.61607,
+        "lon": -95.55772,
+        "name": "Stafford"
+      },
+      {
+        "lat": 33.13845,
+        "lon": -96.11081,
+        "name": "Greenville"
+      },
+      {
+        "lat": 41.44144,
+        "lon": -81.8643,
+        "name": "Fairview Park"
+      },
+      {
+        "lat": 45.89452,
+        "lon": -77.28007,
+        "name": "Petawawa"
+      },
+      {
+        "lat": 35.88264,
+        "lon": -80.08199,
+        "name": "Thomasville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 929169.07,
+      "perimeter_km": 5312.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.88718,
+        "lon": 11.98729,
+        "name": "S\u012bd\u012b Bin Z\u012bnah"
+      },
+      {
+        "lat": 31.4071,
+        "lon": 26.5832,
+        "name": "An-Najaylah"
+      },
+      {
+        "lat": 31.18065,
+        "lon": 31.86497,
+        "name": "Al Jamm\u0101l\u012byah"
+      },
+      {
+        "lat": 26.27845,
+        "lon": 32.05608,
+        "name": "D\u0101r as Sal\u0101m"
+      },
+      {
+        "lat": 13.56907,
+        "lon": 33.56718,
+        "name": "Sinnar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1835074.36,
+      "perimeter_km": 6917.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.66877,
+        "lon": -46.78051,
+        "name": "Capao Redondo"
+      },
+      {
+        "lat": -21.78778,
+        "lon": -46.56139,
+        "name": "Po\u00e7os de Caldas"
+      },
+      {
+        "lat": -18.22047,
+        "lon": -49.72993,
+        "name": "Bom Jesus de Goi\u00e1s"
+      },
+      {
+        "lat": -2.94047,
+        "lon": -44.24898,
+        "name": "Ros\u00e1rio"
+      },
+      {
+        "lat": -7.07444,
+        "lon": -40.37611,
+        "name": "Campos Sales"
+      },
+      {
+        "lat": -5.115,
+        "lon": -36.63444,
+        "name": "Macau"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1360826.96,
+      "perimeter_km": 5956.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.81819,
+        "lon": 145.00176,
+        "name": "Richmond"
+      },
+      {
+        "lat": -27.58333,
+        "lon": 153.1,
+        "name": "Eight Mile Plains"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.95,
+        "lon": 151.23333,
+        "name": "Maroubra"
+      },
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 152995.82,
+      "perimeter_km": 2809.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -41.51603,
+        "lon": 173.9528,
+        "name": "Blenheim"
+      },
+      {
+        "lat": -35.73167,
+        "lon": 174.32391,
+        "name": "Whangarei"
+      },
+      {
+        "lat": -36.93754,
+        "lon": 174.65584,
+        "name": "Titirangi"
+      },
+      {
+        "lat": -39.4926,
+        "lon": 176.91233,
+        "name": "Napier"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 69280.78,
+      "perimeter_km": 1463.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.56454,
+        "lon": -92.58683,
+        "name": "Benton"
+      },
+      {
+        "lat": 41.51922,
+        "lon": -81.4579,
+        "name": "Mayfield Heights"
+      },
+      {
+        "lat": 44.56717,
+        "lon": -80.94349,
+        "name": "Owen Sound"
+      },
+      {
+        "lat": 41.24119,
+        "lon": -77.00108,
+        "name": "Williamsport"
+      },
+      {
+        "lat": 42.00288,
+        "lon": -71.51478,
+        "name": "Woonsocket"
+      },
+      {
+        "lat": 39.33844,
+        "lon": -76.47968,
+        "name": "Rossville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 741128.49,
+      "perimeter_km": 4573.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.154,
+        "lon": -5.69334,
+        "name": "Moussadougou"
+      },
+      {
+        "lat": 6.13656,
+        "lon": -6.84096,
+        "name": "Loboville"
+      },
+      {
+        "lat": 10.33137,
+        "lon": -3.18202,
+        "name": "Gaoua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 29294.93,
+      "perimeter_km": 1283.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -51.72987,
+        "lon": -72.50603,
+        "name": "Puerto Natales"
+      },
+      {
+        "lat": -33.98219,
+        "lon": -70.7104,
+        "name": "San Francisco de Mostazal"
+      },
+      {
+        "lat": -40.81519,
+        "lon": -63.0004,
+        "name": "Viedma"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 691554.33,
+      "perimeter_km": 4412.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 49.98922,
+        "lon": 9.57223,
+        "name": "Lohr am Main"
+      },
+      {
+        "lat": 55.81667,
+        "lon": -4.01667,
+        "name": "Bellshill"
+      },
+      {
+        "lat": 65.84811,
+        "lon": 24.14662,
+        "name": "Tornio"
+      },
+      {
+        "lat": 56.67446,
+        "lon": 12.85676,
+        "name": "Halmstad"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1087910.07,
+      "perimeter_km": 4935.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -22.27407,
+        "lon": 166.44884,
+        "name": "Noum\u00e9a"
+      },
+      {
+        "lat": -36.90694,
+        "lon": 174.68704,
+        "name": "New Lynn"
+      },
+      {
+        "lat": -41.13333,
+        "lon": 174.85,
+        "name": "Porirua"
+      },
+      {
+        "lat": -41.31667,
+        "lon": 173.23333,
+        "name": "Stoke"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 342655.57,
+      "perimeter_km": 4627.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 7.40353,
+        "lon": -2.46635,
+        "name": "Nsoatre"
+      },
+      {
+        "lat": 9.6053,
+        "lon": 3.94101,
+        "name": "Kaiama"
+      },
+      {
+        "lat": 7.1962,
+        "lon": 5.58681,
+        "name": "Owo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 116392.2,
+      "perimeter_km": 1957.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 50.86079,
+        "lon": 17.4674,
+        "name": "Brzeg"
+      },
+      {
+        "lat": 53.48005,
+        "lon": -2.14543,
+        "name": "Droylsden"
+      },
+      {
+        "lat": 55.91417,
+        "lon": 37.82556,
+        "name": "Korolev"
+      },
+      {
+        "lat": 49.02894,
+        "lon": 33.43847,
+        "name": "Kriukiv"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1255556.65,
+      "perimeter_km": 5889.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -2.26469,
+        "lon": 29.19644,
+        "name": "Kirimbi"
+      },
+      {
+        "lat": 1.43314,
+        "lon": 31.35241,
+        "name": "Hoima"
+      },
+      {
+        "lat": 11.26667,
+        "lon": 36.83333,
+        "name": "Dangila"
+      },
+      {
+        "lat": -0.98855,
+        "lon": 36.58537,
+        "name": "Maai Mahiu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 569069.34,
+      "perimeter_km": 3921.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 2.77717,
+        "lon": -75.25642,
+        "name": "Rivera"
+      },
+      {
+        "lat": 7.83793,
+        "lon": -72.5037,
+        "name": "Los Patios"
+      },
+      {
+        "lat": 10.61135,
+        "lon": -74.26824,
+        "name": "El Ret\u00e9n"
+      },
+      {
+        "lat": 7.84483,
+        "lon": -67.51679,
+        "name": "Biruaca"
+      },
+      {
+        "lat": 11.03333,
+        "lon": -63.86278,
+        "name": "La Asunci\u00f3n"
+      },
+      {
+        "lat": -8.75222,
+        "lon": -67.39778,
+        "name": "Boca do Acre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1702888.22,
+      "perimeter_km": 6125.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -33.73333,
+        "lon": 150.93284,
+        "name": "Glenwood"
+      },
+      {
+        "lat": -38.11342,
+        "lon": 145.28326,
+        "name": "Cranbourne"
+      },
+      {
+        "lat": -26.66008,
+        "lon": 153.09953,
+        "name": "Maroochydore"
+      },
+      {
+        "lat": -27.46794,
+        "lon": 153.02809,
+        "name": "Brisbane"
+      },
+      {
+        "lat": -31.91099,
+        "lon": 152.45387,
+        "name": "Taree"
+      },
+      {
+        "lat": -32.73308,
+        "lon": 151.5574,
+        "name": "Maitland"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 177948.6,
+      "perimeter_km": 3009.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -21.09,
+        "lon": -45.56583,
+        "name": "Boa Esperan\u00e7a"
+      },
+      {
+        "lat": -27.81611,
+        "lon": -50.32611,
+        "name": "Lages"
+      },
+      {
+        "lat": -23.09861,
+        "lon": -48.92583,
+        "name": "Avar\u00e9"
+      },
+      {
+        "lat": -4.56167,
+        "lon": -37.76972,
+        "name": "Aracati"
+      },
+      {
+        "lat": -12.60044,
+        "lon": -39.04178,
+        "name": "Governador Mangabeira"
+      },
+      {
+        "lat": -16.2225,
+        "lon": -41.47694,
+        "name": "Medina"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 544551.94,
+      "perimeter_km": 5893.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -0.11306,
+        "lon": 31.85389,
+        "name": "Lukaya"
+      },
+      {
+        "lat": 14.0361,
+        "lon": 33.1712,
+        "name": "Kin\u0101na"
+      },
+      {
+        "lat": 8.66667,
+        "lon": 39.43333,
+        "name": "Welench\u2019\u012bt\u012b"
+      },
+      {
+        "lat": 8.81667,
+        "lon": 40.51667,
+        "name": "Gelemso"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 637609.11,
+      "perimeter_km": 3987.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -27.76952,
+        "lon": 30.79165,
+        "name": "Vryheid"
+      },
+      {
+        "lat": -18.9707,
+        "lon": 32.67086,
+        "name": "Mutare"
+      },
+      {
+        "lat": -20.40806,
+        "lon": 57.7,
+        "name": "Mah\u00e9bourg"
+      },
+      {
+        "lat": -23.72065,
+        "lon": 44.38069,
+        "name": "Betioky"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1485960.76,
+      "perimeter_km": 6472.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.34517,
+        "lon": -0.48149,
+        "name": "Alicante"
+      },
+      {
+        "lat": 40.37846,
+        "lon": -3.6739,
+        "name": "Entrev\u00edas"
+      },
+      {
+        "lat": 53.50291,
+        "lon": -1.3458,
+        "name": "Wath upon Dearne"
+      },
+      {
+        "lat": 50.85568,
+        "lon": 0.58009,
+        "name": "Hastings"
+      },
+      {
+        "lat": 52.01954,
+        "lon": 4.42946,
+        "name": "Pijnacker"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 502804.79,
+      "perimeter_km": 4011.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 50.06906,
+        "lon": 8.48632,
+        "name": "Hattersheim"
+      },
+      {
+        "lat": 54.69515,
+        "lon": 25.41969,
+        "name": "Naujoji Vilnia"
+      },
+      {
+        "lat": 49.45853,
+        "lon": 18.14302,
+        "name": "Ro\u017enov pod Radho\u0161t\u011bm"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 235171.56,
+      "perimeter_km": 2716.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 16.541,
+        "lon": 104.05004,
+        "name": "Kuchinarai"
+      },
+      {
+        "lat": 30.29556,
+        "lon": 111.50472,
+        "name": "Zhicheng"
+      },
+      {
+        "lat": 31.56055,
+        "lon": 118.48147,
+        "name": "Gushu"
+      },
+      {
+        "lat": 14.67333,
+        "lon": 120.93972,
+        "name": "Malabon"
+      },
+      {
+        "lat": 5.96917,
+        "lon": 125.28944,
+        "name": "Malapatan"
+      },
+      {
+        "lat": -2.5537,
+        "lon": 120.3279,
+        "name": "Masamba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 4366182.46,
+      "perimeter_km": 9231.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.71667,
+        "lon": 145.0,
+        "name": "Reservoir"
+      },
+      {
+        "lat": -27.91828,
+        "lon": 153.33275,
+        "name": "Helensvale"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -34.424,
+        "lon": 150.89345,
+        "name": "Wollongong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 135927.35,
+      "perimeter_km": 2741.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 18.8106,
+        "lon": -98.93525,
+        "name": "Cuautla"
+      },
+      {
+        "lat": 19.81207,
+        "lon": -99.14526,
+        "name": "San Juan Zitlaltepec"
+      },
+      {
+        "lat": 19.6927,
+        "lon": -100.55445,
+        "name": "Ciudad Hidalgo"
+      },
+      {
+        "lat": 31.56017,
+        "lon": -91.40329,
+        "name": "Natchez"
+      },
+      {
+        "lat": 13.98667,
+        "lon": -89.68111,
+        "name": "Chalchuapa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1075648.34,
+      "perimeter_km": 4952.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 28.26935,
+        "lon": 76.15253,
+        "name": "Mahendragarh"
+      },
+      {
+        "lat": 28.50295,
+        "lon": 77.31442,
+        "name": "Mol\u0101rband"
+      },
+      {
+        "lat": 25.54895,
+        "lon": 82.0895,
+        "name": "Phulpur"
+      },
+      {
+        "lat": 17.55106,
+        "lon": 80.61779,
+        "name": "Kottag\u016bdem"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 308377.56,
+      "perimeter_km": 2870.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 45.94423,
+        "lon": 6.63162,
+        "name": "Sallanches"
+      },
+      {
+        "lat": 59.43696,
+        "lon": 24.75353,
+        "name": "Tallinn"
+      },
+      {
+        "lat": 46.69263,
+        "lon": 38.27907,
+        "name": "Yeysk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1620079.96,
+      "perimeter_km": 6010.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 55.45978,
+        "lon": 38.44358,
+        "name": "Beloozyorskiy"
+      },
+      {
+        "lat": 55.42419,
+        "lon": 37.55472,
+        "name": "Podolsk"
+      },
+      {
+        "lat": 59.71417,
+        "lon": 30.39642,
+        "name": "Pushkin"
+      },
+      {
+        "lat": 66.65722,
+        "lon": 66.41833,
+        "name": "Labytnangi"
+      },
+      {
+        "lat": 56.40626,
+        "lon": 61.93347,
+        "name": "Kamensk-Ural\u2019skiy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1512301.89,
+      "perimeter_km": 5249.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 3.681,
+        "lon": 101.5198,
+        "name": "Tanjong Malim"
+      },
+      {
+        "lat": 8.35109,
+        "lon": 100.20195,
+        "name": "Pak Phanang"
+      },
+      {
+        "lat": 20.4164,
+        "lon": 104.045,
+        "name": "Xam Nua"
+      },
+      {
+        "lat": 21.14053,
+        "lon": 105.50686,
+        "name": "S\u01a1n T\u00e2y"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 335404.01,
+      "perimeter_km": 4103.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.65,
+        "lon": 145.03333,
+        "name": "Epping"
+      },
+      {
+        "lat": -27.49325,
+        "lon": 153.05826,
+        "name": "Coorparoo"
+      },
+      {
+        "lat": -33.78333,
+        "lon": 150.93333,
+        "name": "Seven Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 135011.77,
+      "perimeter_km": 2768.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.97695,
+        "lon": 145.25866,
+        "name": "Endeavour Hills"
+      },
+      {
+        "lat": -24.86621,
+        "lon": 152.3479,
+        "name": "Bundaberg"
+      },
+      {
+        "lat": -27.62563,
+        "lon": 152.96883,
+        "name": "Forest Lake"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 141748.44,
+      "perimeter_km": 3273.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 39.8581,
+        "lon": -4.02263,
+        "name": "Toledo"
+      },
+      {
+        "lat": 45.47942,
+        "lon": 8.69815,
+        "name": "Galliate"
+      },
+      {
+        "lat": 41.29174,
+        "lon": 13.24359,
+        "name": "Terracina"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 351133.51,
+      "perimeter_km": 3268.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 7.06528,
+        "lon": -73.85472,
+        "name": "Barrancabermeja"
+      },
+      {
+        "lat": 7.95642,
+        "lon": -72.24235,
+        "name": "Michelena"
+      },
+      {
+        "lat": 10.85953,
+        "lon": -74.77386,
+        "name": "Malambo"
+      },
+      {
+        "lat": 10.60768,
+        "lon": -72.97901,
+        "name": "Villanueva"
+      },
+      {
+        "lat": 10.28554,
+        "lon": -69.16244,
+        "name": "Duaca"
+      },
+      {
+        "lat": -2.69795,
+        "lon": -59.70172,
+        "name": "Rio Preto da Eva"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 730175.32,
+      "perimeter_km": 4939.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.29184,
+        "lon": 71.67164,
+        "name": "Qadirpur Ran"
+      },
+      {
+        "lat": 35.27401,
+        "lon": 59.21949,
+        "name": "Torbat-e \u1e28eydar\u012byeh"
+      },
+      {
+        "lat": 37.86642,
+        "lon": 76.69579,
+        "name": "Huoshilafu"
+      },
+      {
+        "lat": 21.07351,
+        "lon": 84.34095,
+        "name": "R\u0101mpur"
+      },
+      {
+        "lat": 22.19644,
+        "lon": 78.59191,
+        "name": "J\u0101mai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1639362.97,
+      "perimeter_km": 6619.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.76081,
+        "lon": -72.5982,
+        "name": "Padre Las Casas"
+      },
+      {
+        "lat": -32.78588,
+        "lon": -71.53222,
+        "name": "Quintero"
+      },
+      {
+        "lat": -26.85874,
+        "lon": -58.30639,
+        "name": "Pilar"
+      },
+      {
+        "lat": -25.73361,
+        "lon": -53.05722,
+        "name": "Dois Vizinhos"
+      },
+      {
+        "lat": -26.8089,
+        "lon": -55.02147,
+        "name": "Puerto Rico"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 767244.04,
+      "perimeter_km": 4979.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.91494,
+        "lon": 14.79103,
+        "name": "Avellino"
+      },
+      {
+        "lat": 49.20934,
+        "lon": 17.53944,
+        "name": "Otrokovice"
+      },
+      {
+        "lat": 53.13253,
+        "lon": 26.00774,
+        "name": "Baranovichi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 206055.72,
+      "perimeter_km": 3278.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.33813,
+        "lon": -79.97894,
+        "name": "Baldwin"
+      },
+      {
+        "lat": 41.84447,
+        "lon": -90.18874,
+        "name": "Clinton"
+      },
+      {
+        "lat": 46.31836,
+        "lon": -72.56632,
+        "name": "Sainte-Catherine"
+      },
+      {
+        "lat": 40.76844,
+        "lon": -73.77708,
+        "name": "Bayside"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 515827.59,
+      "perimeter_km": 3511.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 35.87687,
+        "lon": 14.53592,
+        "name": "\u017babbar"
+      },
+      {
+        "lat": 44.77879,
+        "lon": 17.20629,
+        "name": "Banja Luka"
+      },
+      {
+        "lat": 50.95843,
+        "lon": 13.93702,
+        "name": "Pirna"
+      },
+      {
+        "lat": 49.77984,
+        "lon": 18.43688,
+        "name": "Hav\u00ed\u0159ov"
+      },
+      {
+        "lat": 50.62036,
+        "lon": 26.23695,
+        "name": "Rivne"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 870553.06,
+      "perimeter_km": 4540.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 15.1021,
+        "lon": -90.31906,
+        "name": "Salam\u00e1"
+      },
+      {
+        "lat": 38.89511,
+        "lon": -77.21165,
+        "name": "Idylwood"
+      },
+      {
+        "lat": 26.61708,
+        "lon": -80.07231,
+        "name": "Lake Worth Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 615761.14,
+      "perimeter_km": 5994.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -5.10917,
+        "lon": 31.04194,
+        "name": "Nguruka"
+      },
+      {
+        "lat": -6.13603,
+        "lon": 23.58979,
+        "name": "Mbuji-Mayi"
+      },
+      {
+        "lat": -0.07444,
+        "lon": 30.78528,
+        "name": "Kazo"
+      },
+      {
+        "lat": 1.01659,
+        "lon": 39.49122,
+        "name": "Habaswein"
+      },
+      {
+        "lat": -12.29292,
+        "lon": 33.1782,
+        "name": "Lundazi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 964137.94,
+      "perimeter_km": 5321.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 28.11882,
+        "lon": -16.57599,
+        "name": "Granadilla de Abona"
+      },
+      {
+        "lat": 43.00992,
+        "lon": -7.55602,
+        "name": "Lugo"
+      },
+      {
+        "lat": 40.38333,
+        "lon": -3.61667,
+        "name": "Vallecas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 398534.86,
+      "perimeter_km": 4088.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -2.4041,
+        "lon": -44.41669,
+        "name": "Alc\u00e2ntara"
+      },
+      {
+        "lat": -9.53611,
+        "lon": -37.29389,
+        "name": "Olho d'\u00c1gua das Flores"
+      },
+      {
+        "lat": -10.43778,
+        "lon": -39.33278,
+        "name": "Monte Santo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 128033.13,
+      "perimeter_km": 2417.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.69863,
+        "lon": 144.78631,
+        "name": "Taylors Lakes"
+      },
+      {
+        "lat": -26.65682,
+        "lon": 153.07955,
+        "name": "Sunshine Coast"
+      },
+      {
+        "lat": -33.52314,
+        "lon": 151.31325,
+        "name": "Umina Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 177294.89,
+      "perimeter_km": 2985.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -29.45986,
+        "lon": -60.21315,
+        "name": "Vera"
+      },
+      {
+        "lat": -6.75472,
+        "lon": -51.08389,
+        "name": "Ouril\u00e2ndia do Norte"
+      },
+      {
+        "lat": -15.8091,
+        "lon": -48.13096,
+        "name": "Ceil\u00e2ndia"
+      },
+      {
+        "lat": -21.95472,
+        "lon": -47.99667,
+        "name": "Ibat\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1278206.95,
+      "perimeter_km": 5919.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 47.47243,
+        "lon": 19.05806,
+        "name": "L\u00e1gym\u00e1nyos"
+      },
+      {
+        "lat": 47.17242,
+        "lon": 8.51745,
+        "name": "Zug"
+      },
+      {
+        "lat": 50.22678,
+        "lon": 5.34416,
+        "name": "Marche-en-Famenne"
+      },
+      {
+        "lat": 59.48684,
+        "lon": 33.85652,
+        "name": "Boksitogorsk"
+      },
+      {
+        "lat": 50.51809,
+        "lon": 30.80671,
+        "name": "Brovary"
+      },
+      {
+        "lat": 44.85393,
+        "lon": 38.67924,
+        "name": "Severskaya"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1776731.3,
+      "perimeter_km": 6690.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -21.18972,
+        "lon": -46.98028,
+        "name": "Monte Santo de Minas"
+      },
+      {
+        "lat": -17.31472,
+        "lon": -53.21528,
+        "name": "Alto Araguaia"
+      },
+      {
+        "lat": -15.76194,
+        "lon": -48.28167,
+        "name": "\u00c1guas Lindas de Goi\u00e1s"
+      },
+      {
+        "lat": -6.24444,
+        "lon": -38.91361,
+        "name": "Or\u00f3s"
+      },
+      {
+        "lat": -11.13556,
+        "lon": -42.11278,
+        "name": "Central"
+      },
+      {
+        "lat": -18.37333,
+        "lon": -40.83056,
+        "name": "Ecoporanga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 900117.01,
+      "perimeter_km": 4987.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 18.85254,
+        "lon": -99.22537,
+        "name": "Temixco"
+      },
+      {
+        "lat": 31.87149,
+        "lon": -116.60071,
+        "name": "Ensenada"
+      },
+      {
+        "lat": 32.84402,
+        "lon": -97.14307,
+        "name": "Bedford"
+      },
+      {
+        "lat": 39.43997,
+        "lon": -76.61099,
+        "name": "Lutherville-Timonium"
+      },
+      {
+        "lat": 28.55778,
+        "lon": -81.4534,
+        "name": "Pine Hills"
+      },
+      {
+        "lat": 27.96585,
+        "lon": -82.8001,
+        "name": "Clearwater"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3702015.02,
+      "perimeter_km": 9460.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 46.71213,
+        "lon": 19.84458,
+        "name": "Kiskunf\u00e9legyh\u00e1za"
+      },
+      {
+        "lat": 47.19936,
+        "lon": 18.13954,
+        "name": "V\u00e1rpalota"
+      },
+      {
+        "lat": 52.58031,
+        "lon": 33.76574,
+        "name": "Trubchevsk"
+      },
+      {
+        "lat": 57.44441,
+        "lon": 41.16335,
+        "name": "Volgorechensk"
+      },
+      {
+        "lat": 46.30794,
+        "lon": 44.25537,
+        "name": "Elista"
+      },
+      {
+        "lat": 43.17888,
+        "lon": 44.29464,
+        "name": "Ardon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1684726.27,
+      "perimeter_km": 5682.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.0815,
+        "lon": -81.54774,
+        "name": "St. Johns"
+      },
+      {
+        "lat": 14.50195,
+        "lon": -90.95396,
+        "name": "Yepocapa"
+      },
+      {
+        "lat": 44.30012,
+        "lon": -78.31623,
+        "name": "Peterborough"
+      },
+      {
+        "lat": 46.56675,
+        "lon": -72.74913,
+        "name": "Shawinigan"
+      },
+      {
+        "lat": 40.79593,
+        "lon": -74.31487,
+        "name": "Livingston"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1063313.6,
+      "perimeter_km": 8019.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 42.97839,
+        "lon": -78.79976,
+        "name": "Amherst"
+      },
+      {
+        "lat": 41.66121,
+        "lon": -72.77954,
+        "name": "New Britain"
+      },
+      {
+        "lat": 40.72149,
+        "lon": -73.7693,
+        "name": "Terrace Heights"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 32294.24,
+      "perimeter_km": 1135.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 26.59034,
+        "lon": 12.77511,
+        "name": "Ubari"
+      },
+      {
+        "lat": 30.22886,
+        "lon": 31.48149,
+        "name": "Al-'Ub\u016br"
+      },
+      {
+        "lat": 26.99306,
+        "lon": 31.41605,
+        "name": "Al Bad\u0101r\u012b"
+      },
+      {
+        "lat": 17.59898,
+        "lon": 33.97205,
+        "name": "Ed Damer"
+      },
+      {
+        "lat": 13.1629,
+        "lon": 32.66347,
+        "name": "Kosti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1906281.18,
+      "perimeter_km": 6374.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 43.71795,
+        "lon": 10.94758,
+        "name": "Empoli"
+      },
+      {
+        "lat": 44.83804,
+        "lon": 11.62057,
+        "name": "Ferrara"
+      },
+      {
+        "lat": 48.52894,
+        "lon": 7.71523,
+        "name": "Illkirch-Graffenstaden"
+      },
+      {
+        "lat": 53.55,
+        "lon": -2.4,
+        "name": "Farnworth"
+      },
+      {
+        "lat": 54.77826,
+        "lon": 32.05088,
+        "name": "Smolensk"
+      },
+      {
+        "lat": 49.17209,
+        "lon": 26.56357,
+        "name": "Horodok"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1865620.77,
+      "perimeter_km": 5831.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.75328,
+        "lon": -9.14397,
+        "name": "Alvalade"
+      },
+      {
+        "lat": 48.41849,
+        "lon": 9.90812,
+        "name": "Klingenstein"
+      },
+      {
+        "lat": 47.80485,
+        "lon": 16.23196,
+        "name": "Wiener Neustadt"
+      },
+      {
+        "lat": 44.30905,
+        "lon": 8.47715,
+        "name": "Savona"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 436721.18,
+      "perimeter_km": 4639.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 9.86667,
+        "lon": 76.5,
+        "name": "Piravam"
+      },
+      {
+        "lat": 14.42853,
+        "lon": 74.4189,
+        "name": "Kumta"
+      },
+      {
+        "lat": 24.17128,
+        "lon": 72.43827,
+        "name": "P\u0101lanpur"
+      },
+      {
+        "lat": 25.58333,
+        "lon": 83.58526,
+        "name": "Ghaz\u012bpur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1010495.32,
+      "perimeter_km": 4694.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -12.54982,
+        "lon": 28.24071,
+        "name": "Mufulira"
+      },
+      {
+        "lat": -6.22149,
+        "lon": 23.39254,
+        "name": "Miabi"
+      },
+      {
+        "lat": 12.90918,
+        "lon": 23.47058,
+        "name": "Zalinguei"
+      },
+      {
+        "lat": 0.15334,
+        "lon": 32.40088,
+        "name": "Kasanje"
+      },
+      {
+        "lat": -5.06893,
+        "lon": 39.09875,
+        "name": "Tanga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2270166.12,
+      "perimeter_km": 7133.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 28.3548,
+        "lon": -16.37268,
+        "name": "Candelaria"
+      },
+      {
+        "lat": 40.43701,
+        "lon": -3.64507,
+        "name": "Quintana"
+      },
+      {
+        "lat": 41.21653,
+        "lon": -8.55318,
+        "name": "Ermesinde"
+      },
+      {
+        "lat": 53.76687,
+        "lon": -1.37099,
+        "name": "Kippax"
+      },
+      {
+        "lat": 45.5482,
+        "lon": 13.72963,
+        "name": "Koper"
+      },
+      {
+        "lat": 43.46276,
+        "lon": 11.88068,
+        "name": "Arezzo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2995549.88,
+      "perimeter_km": 8407.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 27.23731,
+        "lon": 76.62243,
+        "name": "R\u0101jgarh"
+      },
+      {
+        "lat": 27.60499,
+        "lon": 75.502,
+        "name": "Khandela"
+      },
+      {
+        "lat": 36.75541,
+        "lon": 81.60765,
+        "name": "Arix"
+      },
+      {
+        "lat": 22.58826,
+        "lon": 88.23544,
+        "name": "Mahiari"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 813017.97,
+      "perimeter_km": 4264.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      },
+      {
+        "lat": -32.05799,
+        "lon": 115.91814,
+        "name": "Canning Vale"
+      },
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 26605.38,
+      "perimeter_km": 846.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -23.55083,
+        "lon": -51.46083,
+        "name": "Apucarana"
+      },
+      {
+        "lat": -12.54528,
+        "lon": -55.71139,
+        "name": "Sorriso"
+      },
+      {
+        "lat": -15.47949,
+        "lon": -44.3652,
+        "name": "Janu\u00e1ria"
+      },
+      {
+        "lat": -19.31111,
+        "lon": -46.04889,
+        "name": "S\u00e3o Gotardo"
+      },
+      {
+        "lat": -20.99139,
+        "lon": -47.65861,
+        "name": "Brodowski"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 755889.04,
+      "perimeter_km": 3766.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 50.71667,
+        "lon": -2.43333,
+        "name": "Dorchester"
+      },
+      {
+        "lat": 50.59883,
+        "lon": 3.09056,
+        "name": "Ronchin"
+      },
+      {
+        "lat": 51.23367,
+        "lon": 12.71959,
+        "name": "Grimma"
+      },
+      {
+        "lat": 54.41166,
+        "lon": 18.5984,
+        "name": "Przymorze Wielkie"
+      },
+      {
+        "lat": 37.31065,
+        "lon": 13.57661,
+        "name": "Agrigento"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1579811.71,
+      "perimeter_km": 5493.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -12.48602,
+        "lon": 130.9833,
+        "name": "Palmerston"
+      },
+      {
+        "lat": -5.22152,
+        "lon": 145.78695,
+        "name": "Madang"
+      },
+      {
+        "lat": -9.47723,
+        "lon": 147.15089,
+        "name": "Port Moresby"
+      },
+      {
+        "lat": -9.43215,
+        "lon": 160.00607,
+        "name": "Panatina"
+      },
+      {
+        "lat": -19.30323,
+        "lon": 146.72531,
+        "name": "Kirwan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2178716.75,
+      "perimeter_km": 7367.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -12.05162,
+        "lon": -77.13452,
+        "name": "Callao"
+      },
+      {
+        "lat": -13.11667,
+        "lon": -60.54167,
+        "name": "Colorado do Oeste"
+      },
+      {
+        "lat": -21.36667,
+        "lon": -45.5125,
+        "name": "Tr\u00eas Pontas"
+      },
+      {
+        "lat": -23.54761,
+        "lon": -46.71196,
+        "name": "Alto De Pinheiros"
+      },
+      {
+        "lat": -27.09639,
+        "lon": -52.61833,
+        "name": "Chapec\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2307136.09,
+      "perimeter_km": 7682.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.07239,
+        "lon": -84.23269,
+        "name": "Americus"
+      },
+      {
+        "lat": 39.77978,
+        "lon": -84.1241,
+        "name": "Riverside"
+      },
+      {
+        "lat": 44.47588,
+        "lon": -73.21207,
+        "name": "Burlington"
+      },
+      {
+        "lat": 41.00954,
+        "lon": -74.17292,
+        "name": "Wyckoff"
+      },
+      {
+        "lat": 40.6976,
+        "lon": -73.42512,
+        "name": "North Amityville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 564524.4,
+      "perimeter_km": 3721.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 16.3888,
+        "lon": 75.10873,
+        "name": "Mah\u0101lingpur"
+      },
+      {
+        "lat": 22.34835,
+        "lon": 73.13313,
+        "name": "Undera"
+      },
+      {
+        "lat": 24.89298,
+        "lon": 78.15105,
+        "name": "B\u0101mor Kal\u0101n"
+      },
+      {
+        "lat": 23.64254,
+        "lon": 94.40478,
+        "name": "Mawlaik"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 992225.49,
+      "perimeter_km": 5099.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.6764,
+        "lon": -91.58045,
+        "name": "Coralville"
+      },
+      {
+        "lat": 38.99895,
+        "lon": -84.62661,
+        "name": "Florence"
+      },
+      {
+        "lat": 35.38488,
+        "lon": -77.99277,
+        "name": "Goldsboro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 13598.98,
+      "perimeter_km": 2742.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 25.04493,
+        "lon": 100.51437,
+        "name": "Nanjian"
+      },
+      {
+        "lat": 26.43903,
+        "lon": 99.44061,
+        "name": "Jinding"
+      },
+      {
+        "lat": 32.54278,
+        "lon": 111.50861,
+        "name": "Danjiangkou"
+      },
+      {
+        "lat": 28.2,
+        "lon": 112.84611,
+        "name": "Leifeng"
+      },
+      {
+        "lat": 11.08416,
+        "lon": 106.78834,
+        "name": "Uyen Hung"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1525730.98,
+      "perimeter_km": 5730.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 47.8082,
+        "lon": 7.63035,
+        "name": "M\u00fcllheim"
+      },
+      {
+        "lat": 48.35149,
+        "lon": 8.96317,
+        "name": "Hechingen"
+      },
+      {
+        "lat": 50.68322,
+        "lon": 10.91858,
+        "name": "Ilmenau"
+      },
+      {
+        "lat": 50.32863,
+        "lon": 26.64872,
+        "name": "Netishyn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 174154.14,
+      "perimeter_km": 2931.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 10.78339,
+        "lon": 76.00789,
+        "name": "Edapp\u0101l"
+      },
+      {
+        "lat": 21.08235,
+        "lon": 79.12736,
+        "name": "Hudkeshwar Buzurg"
+      },
+      {
+        "lat": 23.2234,
+        "lon": 73.21491,
+        "name": "Bayad"
+      },
+      {
+        "lat": 26.1451,
+        "lon": 79.3366,
+        "name": "J\u0101laun"
+      },
+      {
+        "lat": 22.29507,
+        "lon": 82.02366,
+        "name": "Kot\u0101"
+      },
+      {
+        "lat": 23.09714,
+        "lon": 86.22292,
+        "name": "Balar\u0101mpur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1424334.6,
+      "perimeter_km": 5238.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 26.53333,
+        "lon": -78.66667,
+        "name": "Lucaya"
+      },
+      {
+        "lat": 36.58597,
+        "lon": -79.39502,
+        "name": "Danville"
+      },
+      {
+        "lat": 46.49,
+        "lon": -80.99001,
+        "name": "Greater Sudbury"
+      },
+      {
+        "lat": 40.6976,
+        "lon": -74.2632,
+        "name": "Union"
+      },
+      {
+        "lat": 45.58344,
+        "lon": -62.64863,
+        "name": "New Glasgow"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1166986.43,
+      "perimeter_km": 6706.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -12.06982,
+        "lon": -77.04495,
+        "name": "Jesus Maria"
+      },
+      {
+        "lat": -3.24401,
+        "lon": -79.82874,
+        "name": "Guabo"
+      },
+      {
+        "lat": 8.39925,
+        "lon": -71.64082,
+        "name": "Santa Cruz de Mora"
+      },
+      {
+        "lat": -14.83098,
+        "lon": -74.93895,
+        "name": "Nazca"
+      },
+      {
+        "lat": -11.41899,
+        "lon": -75.68992,
+        "name": "Tarma"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1038181.11,
+      "perimeter_km": 5770.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -14.95083,
+        "lon": -49.54944,
+        "name": "Itapaci"
+      },
+      {
+        "lat": -20.83778,
+        "lon": -40.72194,
+        "name": "Pi\u00fama"
+      },
+      {
+        "lat": -20.94639,
+        "lon": -44.91889,
+        "name": "Santo Ant\u00f4nio do Amparo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 145984.68,
+      "perimeter_km": 2403.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 43.32393,
+        "lon": 5.4584,
+        "name": "Les Olives"
+      },
+      {
+        "lat": 47.49494,
+        "lon": 8.71954,
+        "name": "Stadt Winterthur (Kreis 1)"
+      },
+      {
+        "lat": 51.81,
+        "lon": 4.67361,
+        "name": "Dordrecht"
+      },
+      {
+        "lat": 41.76836,
+        "lon": 26.19775,
+        "name": "Svilengrad"
+      },
+      {
+        "lat": 42.15387,
+        "lon": 24.75001,
+        "name": "Plovdiv"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 953618.99,
+      "perimeter_km": 4765.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 39.46569,
+        "lon": -0.46005,
+        "name": "Aldaia"
+      },
+      {
+        "lat": 47.40823,
+        "lon": 8.54258,
+        "name": "Z\u00fcrich (Kreis 11) / Oerlikon"
+      },
+      {
+        "lat": 50.48478,
+        "lon": 34.96567,
+        "name": "Trostianets"
+      },
+      {
+        "lat": 41.32744,
+        "lon": 19.81866,
+        "name": "Tirana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1508271.58,
+      "perimeter_km": 6364.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -17.72194,
+        "lon": -48.15972,
+        "name": "Ipameri"
+      },
+      {
+        "lat": -6.00306,
+        "lon": -40.29278,
+        "name": "Tau\u00e1"
+      },
+      {
+        "lat": -6.21194,
+        "lon": -38.49694,
+        "name": "S\u00e3o Miguel"
+      },
+      {
+        "lat": -8.99028,
+        "lon": -39.90944,
+        "name": "Cura\u00e7\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 199941.63,
+      "perimeter_km": 3422.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 31.18874,
+        "lon": 75.99495,
+        "name": "Banga"
+      },
+      {
+        "lat": 44.85278,
+        "lon": 65.50917,
+        "name": "Kyzylorda"
+      },
+      {
+        "lat": 44.05305,
+        "lon": 80.87173,
+        "name": "Huocheng"
+      },
+      {
+        "lat": 47.46657,
+        "lon": 84.87144,
+        "name": "Zaysan"
+      },
+      {
+        "lat": 27.6327,
+        "lon": 85.52201,
+        "name": "Banep\u0101"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2023829.7,
+      "perimeter_km": 6692.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 37.76145,
+        "lon": 114.51703,
+        "name": "Huaiyang"
+      },
+      {
+        "lat": 38.38339,
+        "lon": 114.54046,
+        "name": "Anxiang"
+      },
+      {
+        "lat": 36.74833,
+        "lon": 118.05583,
+        "name": "Nanding"
+      },
+      {
+        "lat": 32.97888,
+        "lon": 130.44572,
+        "name": "Arao"
+      },
+      {
+        "lat": 33.50972,
+        "lon": 126.52194,
+        "name": "Jeju City"
+      },
+      {
+        "lat": 26.12647,
+        "lon": 127.66918,
+        "name": "Itoman"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 501115.67,
+      "perimeter_km": 4619.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.8406,
+        "lon": 151.00748,
+        "name": "Granville"
+      },
+      {
+        "lat": -37.8,
+        "lon": 144.96667,
+        "name": "Carlton"
+      },
+      {
+        "lat": -27.46794,
+        "lon": 153.02809,
+        "name": "Brisbane"
+      },
+      {
+        "lat": -25.54073,
+        "lon": 152.70493,
+        "name": "Maryborough"
+      },
+      {
+        "lat": -22.27407,
+        "lon": 166.44884,
+        "name": "Noum\u00e9a"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 809734.1,
+      "perimeter_km": 5715.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.80114,
+        "lon": 14.54066,
+        "name": "Poggiomarino"
+      },
+      {
+        "lat": 48.98333,
+        "lon": 2.61667,
+        "name": "Mitry-Mory"
+      },
+      {
+        "lat": 50.95572,
+        "lon": 6.63986,
+        "name": "Bergheim"
+      },
+      {
+        "lat": 55.82957,
+        "lon": 37.61604,
+        "name": "Ostankinskiy"
+      },
+      {
+        "lat": 47.3545,
+        "lon": 19.09822,
+        "name": "Dunaharaszti"
+      },
+      {
+        "lat": 42.15387,
+        "lon": 24.75001,
+        "name": "Plovdiv"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2074621.37,
+      "perimeter_km": 6945.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 36.49463,
+        "lon": 32.09085,
+        "name": "Mahmutlar"
+      },
+      {
+        "lat": 40.8074,
+        "lon": 44.49704,
+        "name": "Vanadzor"
+      },
+      {
+        "lat": 30.66824,
+        "lon": 51.58796,
+        "name": "Yasuj"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 753096.93,
+      "perimeter_km": 4387.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -14.61944,
+        "lon": -57.48583,
+        "name": "Tangar\u00e1 da Serra"
+      },
+      {
+        "lat": -3.49167,
+        "lon": -45.25111,
+        "name": "Mon\u00e7\u00e3o"
+      },
+      {
+        "lat": -7.88944,
+        "lon": -37.12,
+        "name": "Monteiro"
+      },
+      {
+        "lat": -15.61778,
+        "lon": -46.42333,
+        "name": "Buritis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1450207.47,
+      "perimeter_km": 5368.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.37362,
+        "lon": -7.99462,
+        "name": "Bir Jdid"
+      },
+      {
+        "lat": 33.99722,
+        "lon": -6.74047,
+        "name": "Sal\u00e9 Al Jadida"
+      },
+      {
+        "lat": 16.41453,
+        "lon": -3.67075,
+        "name": "Goundam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 125957.03,
+      "perimeter_km": 4049.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.814,
+        "lon": 144.96332,
+        "name": "Melbourne"
+      },
+      {
+        "lat": -27.93994,
+        "lon": 153.31436,
+        "name": "Pacific Pines"
+      },
+      {
+        "lat": -33.92893,
+        "lon": 151.05111,
+        "name": "Punchbowl"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 128116.72,
+      "perimeter_km": 2743.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -25.54073,
+        "lon": 152.70493,
+        "name": "Maryborough"
+      },
+      {
+        "lat": -9.43215,
+        "lon": 160.00607,
+        "name": "Panatina"
+      },
+      {
+        "lat": -22.15757,
+        "lon": 166.4572,
+        "name": "Dumb\u00e9a"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1132282.8,
+      "perimeter_km": 4971.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 58.04203,
+        "lon": 65.27165,
+        "name": "Tavda"
+      },
+      {
+        "lat": 54.91443,
+        "lon": 85.63971,
+        "name": "Promyshlennaya"
+      },
+      {
+        "lat": 53.30972,
+        "lon": 83.62389,
+        "name": "Novosilikatnyy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 139809.54,
+      "perimeter_km": 2774.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 42.12753,
+        "lon": -87.82895,
+        "name": "Northbrook"
+      },
+      {
+        "lat": 42.47337,
+        "lon": -83.22187,
+        "name": "Southfield"
+      },
+      {
+        "lat": 43.49258,
+        "lon": -70.45338,
+        "name": "Biddeford"
+      },
+      {
+        "lat": 38.93067,
+        "lon": -77.03025,
+        "name": "Pleasant Plains"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 366454.95,
+      "perimeter_km": 3151.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.22409,
+        "lon": -92.01984,
+        "name": "Lafayette"
+      },
+      {
+        "lat": 41.55365,
+        "lon": -87.45198,
+        "name": "Highland"
+      },
+      {
+        "lat": 40.52927,
+        "lon": -74.31598,
+        "name": "Fords"
+      },
+      {
+        "lat": 26.0112,
+        "lon": -80.14949,
+        "name": "Hollywood"
+      },
+      {
+        "lat": 28.05002,
+        "lon": -82.49287,
+        "name": "Carrollwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1839375.79,
+      "perimeter_km": 5413.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.69825,
+        "lon": 145.05967,
+        "name": "Bundoora"
+      },
+      {
+        "lat": -38.14711,
+        "lon": 144.36069,
+        "name": "Geelong"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.8178,
+        "lon": 151.00348,
+        "name": "Parramatta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 22509.12,
+      "perimeter_km": 1747.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.08333,
+        "lon": 144.38333,
+        "name": "Corio"
+      },
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      },
+      {
+        "lat": -34.06564,
+        "lon": 151.01266,
+        "name": "Engadine"
+      },
+      {
+        "lat": -37.81667,
+        "lon": 145.23333,
+        "name": "Ringwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 222012.71,
+      "perimeter_km": 2512.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 21.48349,
+        "lon": 109.11549,
+        "name": "Beihai"
+      },
+      {
+        "lat": 14.6377,
+        "lon": 102.79138,
+        "name": "Nang Rong"
+      },
+      {
+        "lat": 29.45477,
+        "lon": 107.37369,
+        "name": "Yajiang"
+      },
+      {
+        "lat": 30.03589,
+        "lon": 107.11612,
+        "name": "Gelan"
+      },
+      {
+        "lat": 36.81667,
+        "lon": 117.81667,
+        "name": "Zhoucun"
+      },
+      {
+        "lat": 14.96806,
+        "lon": 120.95472,
+        "name": "Pantubig"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2300951.26,
+      "perimeter_km": 7934.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -16.80993,
+        "lon": 29.69247,
+        "name": "Karoi"
+      },
+      {
+        "lat": 3.37786,
+        "lon": 31.7909,
+        "name": "Adjumani"
+      },
+      {
+        "lat": -3.45,
+        "lon": 33.95,
+        "name": "Lalago"
+      },
+      {
+        "lat": -4.21667,
+        "lon": 35.55,
+        "name": "Dareda"
+      },
+      {
+        "lat": -5.36667,
+        "lon": 39.65,
+        "name": "Mkoani"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 870675.04,
+      "perimeter_km": 5393.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -15.19611,
+        "lon": 12.15222,
+        "name": "Mossamedes"
+      },
+      {
+        "lat": -10.5143,
+        "lon": 16.0199,
+        "name": "Mussende"
+      },
+      {
+        "lat": -5.38532,
+        "lon": 27.00029,
+        "name": "Kongolo"
+      },
+      {
+        "lat": -8.84024,
+        "lon": 31.36587,
+        "name": "Mbala"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 790463.7,
+      "perimeter_km": 4825.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 37.10415,
+        "lon": -113.58412,
+        "name": "Saint George"
+      },
+      {
+        "lat": 42.49999,
+        "lon": -96.40031,
+        "name": "Sioux City"
+      },
+      {
+        "lat": 44.73191,
+        "lon": -93.21772,
+        "name": "Apple Valley"
+      },
+      {
+        "lat": 43.63552,
+        "lon": -79.50113,
+        "name": "Stonegate-Queensway"
+      },
+      {
+        "lat": 42.99812,
+        "lon": -78.18752,
+        "name": "Batavia"
+      },
+      {
+        "lat": 38.47841,
+        "lon": -82.63794,
+        "name": "Ashland"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1390925.36,
+      "perimeter_km": 6503.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -22.4625,
+        "lon": -42.65306,
+        "name": "Cachoeiras de Macacu"
+      },
+      {
+        "lat": -16.2525,
+        "lon": -47.95028,
+        "name": "Luzi\u00e2nia"
+      },
+      {
+        "lat": -7.07444,
+        "lon": -40.37611,
+        "name": "Campos Sales"
+      },
+      {
+        "lat": -9.90028,
+        "lon": -36.6775,
+        "name": "Feira Grande"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 957588.47,
+      "perimeter_km": 4246.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -22.25222,
+        "lon": -45.70333,
+        "name": "Santa Rita do Sapuca\u00ed"
+      },
+      {
+        "lat": -26.96167,
+        "lon": -52.53472,
+        "name": "Xaxim"
+      },
+      {
+        "lat": -5.35833,
+        "lon": -42.67639,
+        "name": "Demerval Lob\u00e3o"
+      },
+      {
+        "lat": -11.51056,
+        "lon": -38.15,
+        "name": "Cris\u00f3polis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1127030.68,
+      "perimeter_km": 5770.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 7.45728,
+        "lon": -4.33993,
+        "name": "M\u2019Bahiakro"
+      },
+      {
+        "lat": 13.98333,
+        "lon": -14.8,
+        "name": "Koungheul"
+      },
+      {
+        "lat": 6.76051,
+        "lon": -1.59402,
+        "name": "Ahwiaa"
+      },
+      {
+        "lat": -1.86846,
+        "lon": 11.05594,
+        "name": "Mouila"
+      },
+      {
+        "lat": 5.35113,
+        "lon": -0.62313,
+        "name": "Winneba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 168895.04,
+      "perimeter_km": 6703.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -12.67191,
+        "lon": -69.35547,
+        "name": "Tambopata"
+      },
+      {
+        "lat": -2.89418,
+        "lon": -78.77907,
+        "name": "Gualaceo"
+      },
+      {
+        "lat": -3.89833,
+        "lon": -61.37306,
+        "name": "Beruri"
+      },
+      {
+        "lat": -10.88528,
+        "lon": -61.95167,
+        "name": "Ji Paran\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1298271.8,
+      "perimeter_km": 5047.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 21.47885,
+        "lon": -157.98799,
+        "name": "Mililani Mauka / Launani Valley"
+      },
+      {
+        "lat": 20.76462,
+        "lon": -156.44578,
+        "name": "K\u012bhei"
+      },
+      {
+        "lat": 19.72991,
+        "lon": -155.09073,
+        "name": "Hilo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3447.76,
+      "perimeter_km": 719.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -44.39672,
+        "lon": 171.25364,
+        "name": "Timaru"
+      },
+      {
+        "lat": -45.87416,
+        "lon": 170.50361,
+        "name": "Dunedin"
+      },
+      {
+        "lat": -22.27407,
+        "lon": 166.44884,
+        "name": "Noum\u00e9a"
+      },
+      {
+        "lat": -36.84853,
+        "lon": 174.76349,
+        "name": "Auckland"
+      },
+      {
+        "lat": -40.95972,
+        "lon": 175.6575,
+        "name": "Masterton"
+      },
+      {
+        "lat": -43.89834,
+        "lon": 171.73011,
+        "name": "Ashburton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 809130.47,
+      "perimeter_km": 5621.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 5.01821,
+        "lon": 100.42824,
+        "name": "Kuala Kurau"
+      },
+      {
+        "lat": 14.05458,
+        "lon": 101.37264,
+        "name": "Prachin Buri Town"
+      },
+      {
+        "lat": 12.53878,
+        "lon": 103.9192,
+        "name": "Pursat"
+      },
+      {
+        "lat": 10.46017,
+        "lon": 105.63294,
+        "name": "Cao L\u00e3nh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 270877.88,
+      "perimeter_km": 2463.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 11.23052,
+        "lon": 75.85178,
+        "name": "Pantheeramkavu"
+      },
+      {
+        "lat": 19.21667,
+        "lon": 73.08333,
+        "name": "Dombivali"
+      },
+      {
+        "lat": 27.56192,
+        "lon": 80.68265,
+        "name": "S\u012bt\u0101pur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 480335.47,
+      "perimeter_km": 4029.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.17372,
+        "lon": 100.93111,
+        "name": "Si Racha"
+      },
+      {
+        "lat": 20.43389,
+        "lon": 106.17729,
+        "name": "Nam \u0110\u1ecbnh"
+      },
+      {
+        "lat": 21.64673,
+        "lon": 110.28172,
+        "name": "Lianjiang"
+      },
+      {
+        "lat": 22.75923,
+        "lon": 113.79452,
+        "name": "Gongheyong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 230801.2,
+      "perimeter_km": 3536.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.09299,
+        "lon": -93.73655,
+        "name": "Orange"
+      },
+      {
+        "lat": 36.16284,
+        "lon": -85.50164,
+        "name": "Cookeville"
+      },
+      {
+        "lat": 41.23922,
+        "lon": -81.34594,
+        "name": "Streetsboro"
+      },
+      {
+        "lat": 26.27119,
+        "lon": -80.2706,
+        "name": "Coral Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1174298.6,
+      "perimeter_km": 4743.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 42.78752,
+        "lon": -86.10893,
+        "name": "Holland"
+      },
+      {
+        "lat": 42.95947,
+        "lon": -85.48975,
+        "name": "Forest Hills"
+      },
+      {
+        "lat": 40.58867,
+        "lon": -83.12852,
+        "name": "Marion"
+      },
+      {
+        "lat": 27.71809,
+        "lon": -82.35176,
+        "name": "Sun City Center"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 174019.77,
+      "perimeter_km": 3524.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.70712,
+        "lon": -121.28106,
+        "name": "Citrus Heights"
+      },
+      {
+        "lat": 47.56732,
+        "lon": -122.63264,
+        "name": "Bremerton"
+      },
+      {
+        "lat": 36.10803,
+        "lon": -115.245,
+        "name": "Spring Valley"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 254633.51,
+      "perimeter_km": 3009.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 0.69781,
+        "lon": 29.51863,
+        "name": "Hyosha"
+      },
+      {
+        "lat": 7.31667,
+        "lon": 38.08333,
+        "name": "K\u2019ol\u012bto"
+      },
+      {
+        "lat": 6.8773,
+        "lon": 37.93619,
+        "name": "Badessa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 17432.77,
+      "perimeter_km": 2411.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -22.28306,
+        "lon": -46.36889,
+        "name": "Ouro Fino"
+      },
+      {
+        "lat": -19.30861,
+        "lon": -47.52528,
+        "name": "Santa Juliana"
+      },
+      {
+        "lat": -14.3125,
+        "lon": -39.32333,
+        "name": "Ubaitaba"
+      },
+      {
+        "lat": -19.88639,
+        "lon": -43.80667,
+        "name": "Sabar\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 194938.32,
+      "perimeter_km": 2544.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -17.83917,
+        "lon": -40.35389,
+        "name": "Nanuque"
+      },
+      {
+        "lat": -3.89083,
+        "lon": -38.68556,
+        "name": "Maranguape"
+      },
+      {
+        "lat": -7.56056,
+        "lon": -35.0025,
+        "name": "Goiana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 352398.0,
+      "perimeter_km": 3419.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.00288,
+        "lon": -84.14464,
+        "name": "Duluth"
+      },
+      {
+        "lat": 42.58474,
+        "lon": -87.82119,
+        "name": "Kenosha"
+      },
+      {
+        "lat": 45.25024,
+        "lon": -93.24995,
+        "name": "Ham Lake"
+      },
+      {
+        "lat": 40.80482,
+        "lon": -73.33623,
+        "name": "Dix Hills"
+      },
+      {
+        "lat": 38.90232,
+        "lon": -77.01685,
+        "name": "Mount Vernon Triangle"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1036609.32,
+      "perimeter_km": 4436.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 36.20005,
+        "lon": -86.51861,
+        "name": "Mount Juliet"
+      },
+      {
+        "lat": 42.16558,
+        "lon": -88.29425,
+        "name": "Algonquin"
+      },
+      {
+        "lat": 42.81424,
+        "lon": -73.93957,
+        "name": "Schenectady"
+      },
+      {
+        "lat": 42.00288,
+        "lon": -71.51478,
+        "name": "Woonsocket"
+      },
+      {
+        "lat": 40.02789,
+        "lon": -74.86905,
+        "name": "Willingboro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 583811.39,
+      "perimeter_km": 3537.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -36.9256,
+        "lon": -73.02841,
+        "name": "Chiguayante"
+      },
+      {
+        "lat": -34.43333,
+        "lon": -71.08333,
+        "name": "San Vicente"
+      },
+      {
+        "lat": -17.21718,
+        "lon": -70.92593,
+        "name": "San Antonio"
+      },
+      {
+        "lat": -27.14944,
+        "lon": -52.31056,
+        "name": "Seara"
+      },
+      {
+        "lat": -33.13044,
+        "lon": -64.35272,
+        "name": "R\u00edo Cuarto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2356965.0,
+      "perimeter_km": 6679.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -33.83333,
+        "lon": 150.98333,
+        "name": "Merrylands"
+      },
+      {
+        "lat": -26.65682,
+        "lon": 153.07955,
+        "name": "Sunshine Coast"
+      },
+      {
+        "lat": -28.21298,
+        "lon": 153.53634,
+        "name": "Banora Point"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 34724.38,
+      "perimeter_km": 1672.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.814,
+        "lon": 144.96332,
+        "name": "Melbourne"
+      },
+      {
+        "lat": -38.14711,
+        "lon": 144.36069,
+        "name": "Geelong"
+      },
+      {
+        "lat": -25.28762,
+        "lon": 152.76936,
+        "name": "Hervey Bay"
+      },
+      {
+        "lat": -27.25204,
+        "lon": 152.99226,
+        "name": "Kallangur"
+      },
+      {
+        "lat": -27.93994,
+        "lon": 153.31436,
+        "name": "Pacific Pines"
+      },
+      {
+        "lat": -33.80383,
+        "lon": 150.98768,
+        "name": "Westmead"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 278521.36,
+      "perimeter_km": 3392.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.05916,
+        "lon": 145.40947,
+        "name": "Officer"
+      },
+      {
+        "lat": -37.60075,
+        "lon": 145.09555,
+        "name": "Mernda"
+      },
+      {
+        "lat": -27.54333,
+        "lon": 153.20287,
+        "name": "Capalaba"
+      },
+      {
+        "lat": -33.85,
+        "lon": 151.03333,
+        "name": "Auburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 156652.52,
+      "perimeter_km": 2828.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 21.99631,
+        "lon": -99.01093,
+        "name": "Ciudad Valles"
+      },
+      {
+        "lat": 38.58894,
+        "lon": -89.99038,
+        "name": "Fairview Heights"
+      },
+      {
+        "lat": 40.04282,
+        "lon": -86.12749,
+        "name": "Westfield"
+      },
+      {
+        "lat": 22.89018,
+        "lon": -82.50099,
+        "name": "San Antonio de los Ba\u00f1os"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1861577.46,
+      "perimeter_km": 6041.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.96946,
+        "lon": 126.58523,
+        "name": "Kanggye"
+      },
+      {
+        "lat": 45.84963,
+        "lon": 123.19791,
+        "name": "Zhenlai"
+      },
+      {
+        "lat": 35.78469,
+        "lon": 139.77882,
+        "name": "Nishiarai"
+      },
+      {
+        "lat": 34.58216,
+        "lon": 135.46653,
+        "name": "Sakai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 461709.32,
+      "perimeter_km": 3858.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.07758,
+        "lon": 145.29871,
+        "name": "Cranbourne North"
+      },
+      {
+        "lat": -37.83634,
+        "lon": 144.65952,
+        "name": "Tarneit"
+      },
+      {
+        "lat": -27.59521,
+        "lon": 153.12332,
+        "name": "Rochedale South"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 42351.79,
+      "perimeter_km": 2822.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.50439,
+        "lon": 130.59952,
+        "name": "Honmachi"
+      },
+      {
+        "lat": 36.76833,
+        "lon": 120.34556,
+        "name": "Yuanshang"
+      },
+      {
+        "lat": 43.55278,
+        "lon": 141.90639,
+        "name": "Takikawa"
+      },
+      {
+        "lat": 37.23333,
+        "lon": 136.9,
+        "name": "Anamizu"
+      },
+      {
+        "lat": 36.3,
+        "lon": 139.36667,
+        "name": "\u014cta"
+      },
+      {
+        "lat": 36.03333,
+        "lon": 140.2,
+        "name": "Ami"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1051541.15,
+      "perimeter_km": 5133.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.71032,
+        "lon": -1.05366,
+        "name": "Dax"
+      },
+      {
+        "lat": 51.97938,
+        "lon": -0.22664,
+        "name": "Letchworth Garden City"
+      },
+      {
+        "lat": 50.64603,
+        "lon": 3.07585,
+        "name": "La Madeleine"
+      },
+      {
+        "lat": 48.22786,
+        "lon": 9.87874,
+        "name": "Laupheim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 345102.13,
+      "perimeter_km": 2736.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 12.38723,
+        "lon": -5.46507,
+        "name": "Koutiala"
+      },
+      {
+        "lat": 13.4274,
+        "lon": -6.222,
+        "name": "P\u00e8l\u00e8ngana"
+      },
+      {
+        "lat": 6.63105,
+        "lon": 8.05814,
+        "name": "Effium"
+      },
+      {
+        "lat": 5.72662,
+        "lon": 10.89865,
+        "name": "Foumban"
+      },
+      {
+        "lat": -8.83682,
+        "lon": 13.23432,
+        "name": "Luanda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1467331.56,
+      "perimeter_km": 6983.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -27.20338,
+        "lon": 152.95923,
+        "name": "Narangba"
+      },
+      {
+        "lat": -27.98941,
+        "lon": 153.33633,
+        "name": "Nerang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 12226.39,
+      "perimeter_km": 805.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.03333,
+        "lon": 145.25,
+        "name": "Hampton Park"
+      },
+      {
+        "lat": -38.08333,
+        "lon": 144.38333,
+        "name": "Corio"
+      },
+      {
+        "lat": -37.70988,
+        "lon": 144.75483,
+        "name": "Taylors Hill"
+      },
+      {
+        "lat": -35.28346,
+        "lon": 149.12807,
+        "name": "Canberra"
+      },
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 23695.7,
+      "perimeter_km": 1436.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 45.08608,
+        "lon": -93.26328,
+        "name": "Fridley"
+      },
+      {
+        "lat": 44.51916,
+        "lon": -88.01983,
+        "name": "Green Bay"
+      },
+      {
+        "lat": 43.86682,
+        "lon": -79.2663,
+        "name": "Markham"
+      },
+      {
+        "lat": 38.96372,
+        "lon": -76.99081,
+        "name": "Chillum"
+      },
+      {
+        "lat": 40.80517,
+        "lon": -81.93646,
+        "name": "Wooster"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 324105.15,
+      "perimeter_km": 3202.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 18.90475,
+        "lon": -100.15275,
+        "name": "Tejupilco de Hidalgo"
+      },
+      {
+        "lat": 20.99165,
+        "lon": -101.28434,
+        "name": "Marfil"
+      },
+      {
+        "lat": 25.773,
+        "lon": -103.27127,
+        "name": "Francisco I. Madero"
+      },
+      {
+        "lat": 30.57881,
+        "lon": -97.85307,
+        "name": "Leander"
+      },
+      {
+        "lat": 15.82826,
+        "lon": -88.75039,
+        "name": "L\u00edvingston"
+      },
+      {
+        "lat": 20.48699,
+        "lon": -97.46823,
+        "name": "Coatzintla"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1281093.67,
+      "perimeter_km": 4854.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 45.04366,
+        "lon": 3.88523,
+        "name": "Le Puy-en-Velay"
+      },
+      {
+        "lat": 54.08905,
+        "lon": 13.40244,
+        "name": "Universit\u00e4ts- und Hansestadt Greifswald"
+      },
+      {
+        "lat": 50.86079,
+        "lon": 17.4674,
+        "name": "Brzeg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 268653.18,
+      "perimeter_km": 2865.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 25.49539,
+        "lon": -80.42922,
+        "name": "Leisure City"
+      },
+      {
+        "lat": 30.42881,
+        "lon": -87.17997,
+        "name": "East Pensacola Heights"
+      },
+      {
+        "lat": 37.41375,
+        "lon": -79.14225,
+        "name": "Lynchburg"
+      },
+      {
+        "lat": 48.41675,
+        "lon": -71.06573,
+        "name": "Saguenay"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 783263.51,
+      "perimeter_km": 5996.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 43.36029,
+        "lon": -5.84476,
+        "name": "Oviedo"
+      },
+      {
+        "lat": 52.5963,
+        "lon": -2.08508,
+        "name": "Wednesfield"
+      },
+      {
+        "lat": 55.86216,
+        "lon": -4.02469,
+        "name": "Coatbridge"
+      },
+      {
+        "lat": 53.84587,
+        "lon": -0.42332,
+        "name": "Beverley"
+      },
+      {
+        "lat": 50.29636,
+        "lon": 18.91726,
+        "name": "\u015awi\u0119toch\u0142owice"
+      },
+      {
+        "lat": 47.50311,
+        "lon": 9.7471,
+        "name": "Bregenz"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1244293.11,
+      "perimeter_km": 5180.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 51.0555,
+        "lon": 6.22658,
+        "name": "H\u00fcckelhoven"
+      },
+      {
+        "lat": 52.48419,
+        "lon": 13.53185,
+        "name": "Karlshorst"
+      },
+      {
+        "lat": 42.49518,
+        "lon": 24.19021,
+        "name": "Panagyurishte"
+      },
+      {
+        "lat": 42.7731,
+        "lon": 18.94446,
+        "name": "Nik\u0161i\u0107"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 534382.87,
+      "perimeter_km": 3654.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.88264,
+        "lon": 144.7003,
+        "name": "Hoppers Crossing"
+      },
+      {
+        "lat": -28.07071,
+        "lon": 153.39329,
+        "name": "Robina"
+      },
+      {
+        "lat": -30.29626,
+        "lon": 153.11351,
+        "name": "Coffs Harbour"
+      },
+      {
+        "lat": -33.75881,
+        "lon": 150.99292,
+        "name": "Baulkham Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 137344.07,
+      "perimeter_km": 2769.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -36.75818,
+        "lon": 144.28024,
+        "name": "Bendigo"
+      },
+      {
+        "lat": -28.07071,
+        "lon": 153.39329,
+        "name": "Robina"
+      },
+      {
+        "lat": -32.73308,
+        "lon": 151.5574,
+        "name": "Maitland"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 125639.4,
+      "perimeter_km": 2637.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.48199,
+        "lon": -81.79819,
+        "name": "Lakewood"
+      },
+      {
+        "lat": 41.78586,
+        "lon": -88.14729,
+        "name": "Naperville"
+      },
+      {
+        "lat": 45.56758,
+        "lon": -73.62168,
+        "name": "Saint-Michel"
+      },
+      {
+        "lat": 42.7762,
+        "lon": -71.07728,
+        "name": "Haverhill"
+      },
+      {
+        "lat": 38.804,
+        "lon": -76.90664,
+        "name": "Camp Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 460418.5,
+      "perimeter_km": 3310.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.97695,
+        "lon": 145.25866,
+        "name": "Endeavour Hills"
+      },
+      {
+        "lat": -37.83634,
+        "lon": 144.65952,
+        "name": "Tarneit"
+      },
+      {
+        "lat": -33.73333,
+        "lon": 151.0,
+        "name": "Castle Hill"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 16121.6,
+      "perimeter_km": 1486.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -5.74507,
+        "lon": -47.36395,
+        "name": "Governador Edison Lob\u00e3o"
+      },
+      {
+        "lat": -3.44611,
+        "lon": -52.88889,
+        "name": "Medicil\u00e2ndia"
+      },
+      {
+        "lat": -4.54167,
+        "lon": -40.71889,
+        "name": "Ipueiras"
+      },
+      {
+        "lat": -7.35917,
+        "lon": -41.13778,
+        "name": "Jaic\u00f3s"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 245740.58,
+      "perimeter_km": 3046.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 14.44776,
+        "lon": -11.44393,
+        "name": "Kayes"
+      },
+      {
+        "lat": 30.90321,
+        "lon": -6.91579,
+        "name": "Tabount"
+      },
+      {
+        "lat": 13.4345,
+        "lon": -1.61361,
+        "name": "Kouka"
+      },
+      {
+        "lat": 11.55444,
+        "lon": -1.77361,
+        "name": "Sapouy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1115229.52,
+      "perimeter_km": 5209.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.93808,
+        "lon": -88.40452,
+        "name": "Wasco"
+      },
+      {
+        "lat": 42.10148,
+        "lon": -72.58981,
+        "name": "Springfield"
+      },
+      {
+        "lat": 40.5415,
+        "lon": -74.19106,
+        "name": "Woodrow"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 119257.29,
+      "perimeter_km": 2720.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -2.42466,
+        "lon": -79.34159,
+        "name": "La Troncal"
+      },
+      {
+        "lat": 4.41256,
+        "lon": -76.15457,
+        "name": "Roldanillo"
+      },
+      {
+        "lat": 6.15769,
+        "lon": -75.64317,
+        "name": "La Estrella"
+      },
+      {
+        "lat": 8.91925,
+        "lon": -74.46771,
+        "name": "Pinillos"
+      },
+      {
+        "lat": 7.81348,
+        "lon": -71.17788,
+        "name": "Santa B\u00e1rbara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 277220.59,
+      "perimeter_km": 3211.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 18.80645,
+        "lon": -97.1787,
+        "name": "Ciudad Mendoza"
+      },
+      {
+        "lat": 19.67052,
+        "lon": -99.17989,
+        "name": "Cuautitl\u00e1n"
+      },
+      {
+        "lat": 19.64745,
+        "lon": -102.04897,
+        "name": "Paracho de Verduzco"
+      },
+      {
+        "lat": 32.29876,
+        "lon": -90.18481,
+        "name": "Jackson"
+      },
+      {
+        "lat": 28.14612,
+        "lon": -82.75677,
+        "name": "Tarpon Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1143019.78,
+      "perimeter_km": 5016.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -35.4232,
+        "lon": -71.64974,
+        "name": "Talca"
+      },
+      {
+        "lat": -34.06863,
+        "lon": -70.72747,
+        "name": "Graneros"
+      },
+      {
+        "lat": -16.53333,
+        "lon": -68.38333,
+        "name": "Laja"
+      },
+      {
+        "lat": -28.66056,
+        "lon": -56.00444,
+        "name": "S\u00e3o Borja"
+      },
+      {
+        "lat": -31.64881,
+        "lon": -60.70868,
+        "name": "Santa Fe"
+      },
+      {
+        "lat": -37.3287,
+        "lon": -59.1369,
+        "name": "Tandil"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1950874.96,
+      "perimeter_km": 6334.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 29.94827,
+        "lon": -93.91712,
+        "name": "Groves"
+      },
+      {
+        "lat": 39.09112,
+        "lon": -94.41551,
+        "name": "Independence"
+      },
+      {
+        "lat": 44.94441,
+        "lon": -93.09327,
+        "name": "Saint Paul"
+      },
+      {
+        "lat": 42.29171,
+        "lon": -85.58723,
+        "name": "Kalamazoo"
+      },
+      {
+        "lat": 28.11085,
+        "lon": -82.69482,
+        "name": "East Lake"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1421680.21,
+      "perimeter_km": 5057.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 44.94703,
+        "lon": 4.89463,
+        "name": "Bourg-l\u00e8s-Valence"
+      },
+      {
+        "lat": 53.41392,
+        "lon": -2.90889,
+        "name": "Old Swan"
+      },
+      {
+        "lat": 51.18459,
+        "lon": 6.81249,
+        "name": "Wersten"
+      },
+      {
+        "lat": 55.70927,
+        "lon": 9.5357,
+        "name": "Vejle"
+      },
+      {
+        "lat": 52.98638,
+        "lon": 9.84338,
+        "name": "Soltau"
+      },
+      {
+        "lat": 40.86043,
+        "lon": 14.35733,
+        "name": "Cercola"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 762747.16,
+      "perimeter_km": 4925.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 17.24849,
+        "lon": 77.57698,
+        "name": "Tandur"
+      },
+      {
+        "lat": 22.82082,
+        "lon": 72.94032,
+        "name": "Mahudha"
+      },
+      {
+        "lat": 25.50484,
+        "lon": 69.5709,
+        "name": "Dhoro Naro"
+      },
+      {
+        "lat": 25.03473,
+        "lon": 84.40095,
+        "name": "Daudnagar"
+      },
+      {
+        "lat": 22.53665,
+        "lon": 88.13785,
+        "name": "P\u0101nchla"
+      },
+      {
+        "lat": 17.93023,
+        "lon": 80.82671,
+        "name": "Manuguru"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1036435.07,
+      "perimeter_km": 4473.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.90347,
+        "lon": 14.23736,
+        "name": "Scampia"
+      },
+      {
+        "lat": 53.15145,
+        "lon": 16.73782,
+        "name": "Pi\u0142a"
+      },
+      {
+        "lat": 56.22761,
+        "lon": 32.77474,
+        "name": "Nelidovo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 626756.12,
+      "perimeter_km": 4626.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.82022,
+        "lon": 138.12775,
+        "name": "Kanaya"
+      },
+      {
+        "lat": 34.77819,
+        "lon": 135.59512,
+        "name": "Settsu"
+      },
+      {
+        "lat": 36.43333,
+        "lon": 140.51667,
+        "name": "Inada"
+      },
+      {
+        "lat": 35.70014,
+        "lon": 139.51109,
+        "name": "Koganei"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 21681.17,
+      "perimeter_km": 993.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 6.48535,
+        "lon": -6.278,
+        "name": "Sa\u00efoua"
+      },
+      {
+        "lat": 6.55799,
+        "lon": -5.01769,
+        "name": "Toumodi"
+      },
+      {
+        "lat": 7.18286,
+        "lon": 1.99119,
+        "name": "Abomey"
+      },
+      {
+        "lat": 5.95753,
+        "lon": 6.85305,
+        "name": "Ozubulu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 82313.7,
+      "perimeter_km": 2923.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      },
+      {
+        "lat": -36.84853,
+        "lon": 174.76349,
+        "name": "Auckland"
+      },
+      {
+        "lat": -41.51603,
+        "lon": 173.9528,
+        "name": "Blenheim"
+      },
+      {
+        "lat": -43.58333,
+        "lon": 172.38333,
+        "name": "Rolleston"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 356659.26,
+      "perimeter_km": 3522.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.34499,
+        "lon": -3.70387,
+        "name": "Outat Oulad Al Haj"
+      },
+      {
+        "lat": 34.22149,
+        "lon": -5.70775,
+        "name": "Sidi Kacem"
+      },
+      {
+        "lat": 36.76946,
+        "lon": 10.27468,
+        "name": "Rad\u00e8s"
+      },
+      {
+        "lat": 35.48171,
+        "lon": 6.26074,
+        "name": "Tazoult-Lambese"
+      },
+      {
+        "lat": 35.43583,
+        "lon": 7.14333,
+        "name": "Khenchela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 150501.11,
+      "perimeter_km": 3171.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 54.15,
+        "lon": -4.48333,
+        "name": "Douglas"
+      },
+      {
+        "lat": 53.07582,
+        "lon": 8.80717,
+        "name": "Bremen"
+      },
+      {
+        "lat": 52.52157,
+        "lon": 8.19793,
+        "name": "Damme"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 30608.36,
+      "perimeter_km": 1817.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 6.4,
+        "lon": 2.06667,
+        "name": "Kouand\u00e9"
+      },
+      {
+        "lat": 7.34436,
+        "lon": 1.93447,
+        "name": "Djidja"
+      },
+      {
+        "lat": 9.26927,
+        "lon": -2.9951,
+        "name": "Bouna"
+      },
+      {
+        "lat": 10.74244,
+        "lon": 13.80227,
+        "name": "Mokolo"
+      },
+      {
+        "lat": 9.9146,
+        "lon": 15.1399,
+        "name": "Fianga"
+      },
+      {
+        "lat": 3.8,
+        "lon": 10.13333,
+        "name": "Ed\u00e9a"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 856380.28,
+      "perimeter_km": 4523.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.01034,
+        "lon": 34.77918,
+        "name": "H\u0331olon"
+      },
+      {
+        "lat": 31.58428,
+        "lon": 54.4428,
+        "name": "Mahr\u012bz"
+      },
+      {
+        "lat": 26.18872,
+        "lon": 73.02649,
+        "name": "S\u0101ngaria"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 223374.9,
+      "perimeter_km": 7511.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -34.86819,
+        "lon": -61.52929,
+        "name": "Lincoln"
+      },
+      {
+        "lat": -35.9671,
+        "lon": -72.32248,
+        "name": "Cauquenes"
+      },
+      {
+        "lat": -28.2925,
+        "lon": -53.50167,
+        "name": "Panambi"
+      },
+      {
+        "lat": -32.2375,
+        "lon": -53.08694,
+        "name": "Arroio Grande"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 449544.1,
+      "perimeter_km": 4222.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -14.79083,
+        "lon": -71.40986,
+        "name": "Yauri"
+      },
+      {
+        "lat": -13.71029,
+        "lon": -76.20538,
+        "name": "Pisco"
+      },
+      {
+        "lat": 10.17283,
+        "lon": -70.081,
+        "name": "Carora"
+      },
+      {
+        "lat": -4.36652,
+        "lon": -70.19186,
+        "name": "Atalaia do Norte"
+      },
+      {
+        "lat": -19.58361,
+        "lon": -65.75306,
+        "name": "Potos\u00ed"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1223282.53,
+      "perimeter_km": 7449.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 14.42038,
+        "lon": -16.70258,
+        "name": "Thiadiaye"
+      },
+      {
+        "lat": 13.75,
+        "lon": -15.8,
+        "name": "Nioro du Rip"
+      },
+      {
+        "lat": 6.87341,
+        "lon": -6.84829,
+        "name": "Belleville"
+      },
+      {
+        "lat": 4.95384,
+        "lon": -6.08531,
+        "name": "Sassandra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 78462.24,
+      "perimeter_km": 3162.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 26.82339,
+        "lon": -80.13865,
+        "name": "Palm Beach Gardens"
+      },
+      {
+        "lat": 40.06396,
+        "lon": -80.72091,
+        "name": "Wheeling"
+      },
+      {
+        "lat": 40.48622,
+        "lon": -74.45182,
+        "name": "New Brunswick"
+      },
+      {
+        "lat": 41.74066,
+        "lon": -71.30866,
+        "name": "Barrington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 550041.65,
+      "perimeter_km": 4148.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 17.63359,
+        "lon": 74.78773,
+        "name": "Mhaswad"
+      },
+      {
+        "lat": 16.61667,
+        "lon": 74.40442,
+        "name": "Hupari"
+      },
+      {
+        "lat": 29.95045,
+        "lon": 74.97852,
+        "name": "R\u0101man"
+      },
+      {
+        "lat": 15.57316,
+        "lon": 75.80805,
+        "name": "Naregal"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 104486.71,
+      "perimeter_km": 3458.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.74981,
+        "lon": 144.9109,
+        "name": "Essendon"
+      },
+      {
+        "lat": -34.18551,
+        "lon": 142.16251,
+        "name": "Mildura"
+      },
+      {
+        "lat": -16.92366,
+        "lon": 145.76613,
+        "name": "Cairns"
+      },
+      {
+        "lat": -27.49325,
+        "lon": 153.05826,
+        "name": "Coorparoo"
+      },
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      },
+      {
+        "lat": -33.88374,
+        "lon": 151.21282,
+        "name": "Surry Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2397884.64,
+      "perimeter_km": 7669.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.76098,
+        "lon": -9.20508,
+        "name": "Alfornelos"
+      },
+      {
+        "lat": 53.7426,
+        "lon": -2.997,
+        "name": "Lytham St Annes"
+      },
+      {
+        "lat": 53.16332,
+        "lon": 7.35052,
+        "name": "Weener"
+      },
+      {
+        "lat": 51.12416,
+        "lon": 12.49639,
+        "name": "Borna"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 991640.8,
+      "perimeter_km": 5014.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.69971,
+        "lon": -93.04798,
+        "name": "Newton"
+      },
+      {
+        "lat": 43.45777,
+        "lon": -88.83733,
+        "name": "Beaver Dam"
+      },
+      {
+        "lat": 39.90929,
+        "lon": -74.15486,
+        "name": "Bayville"
+      },
+      {
+        "lat": 36.54843,
+        "lon": -82.56182,
+        "name": "Kingsport"
+      },
+      {
+        "lat": 30.43826,
+        "lon": -84.28073,
+        "name": "Tallahassee"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 917370.61,
+      "perimeter_km": 4674.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 25.49539,
+        "lon": -80.42922,
+        "name": "Leisure City"
+      },
+      {
+        "lat": 33.75483,
+        "lon": -84.26742,
+        "name": "Belvedere Park"
+      },
+      {
+        "lat": 38.80484,
+        "lon": -77.04692,
+        "name": "Alexandria"
+      },
+      {
+        "lat": 40.85677,
+        "lon": -74.12848,
+        "name": "Passaic"
+      },
+      {
+        "lat": 42.24954,
+        "lon": -71.06616,
+        "name": "Milton"
+      },
+      {
+        "lat": 36.71709,
+        "lon": -76.59023,
+        "name": "South Suffolk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 868025.9,
+      "perimeter_km": 4558.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -3.54964,
+        "lon": 143.63229,
+        "name": "Wewak"
+      },
+      {
+        "lat": 13.48754,
+        "lon": 144.78143,
+        "name": "Tamuning"
+      },
+      {
+        "lat": 6.92477,
+        "lon": 158.16109,
+        "name": "Palikir"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1454975.0,
+      "perimeter_km": 5522.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 18.90475,
+        "lon": -100.15275,
+        "name": "Tejupilco de Hidalgo"
+      },
+      {
+        "lat": 17.64344,
+        "lon": -101.55212,
+        "name": "Ixtapa-Zihuatanejo"
+      },
+      {
+        "lat": 20.70137,
+        "lon": -103.97461,
+        "name": "Ahualulco de Mercado"
+      },
+      {
+        "lat": 20.62263,
+        "lon": -103.24168,
+        "name": "Tonal\u00e1"
+      },
+      {
+        "lat": 26.08005,
+        "lon": -98.28456,
+        "name": "Reynosa"
+      },
+      {
+        "lat": 14.20306,
+        "lon": -90.84806,
+        "name": "Masagua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 645338.96,
+      "perimeter_km": 4146.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -26.12516,
+        "lon": 28.45472,
+        "name": "Etwatwa"
+      },
+      {
+        "lat": -19.08833,
+        "lon": 33.64861,
+        "name": "Gondola"
+      },
+      {
+        "lat": -10.06667,
+        "lon": 38.93333,
+        "name": "Ruangwa"
+      },
+      {
+        "lat": -14.21667,
+        "lon": 48.08333,
+        "name": "Maromandia"
+      },
+      {
+        "lat": -19.65,
+        "lon": 47.31667,
+        "name": "Antanifotsy"
+      },
+      {
+        "lat": -25.03249,
+        "lon": 46.98329,
+        "name": "T\u00f4lanaro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2284024.01,
+      "perimeter_km": 6265.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.79086,
+        "lon": 145.09386,
+        "name": "Balwyn North"
+      },
+      {
+        "lat": -34.78254,
+        "lon": 138.61077,
+        "name": "Parafield Gardens"
+      },
+      {
+        "lat": -27.56056,
+        "lon": 151.95386,
+        "name": "Toowoomba"
+      },
+      {
+        "lat": -27.59521,
+        "lon": 153.12332,
+        "name": "Rochedale South"
+      },
+      {
+        "lat": -33.80383,
+        "lon": 150.98768,
+        "name": "Westmead"
+      },
+      {
+        "lat": -34.424,
+        "lon": 150.89345,
+        "name": "Wollongong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 653369.3,
+      "perimeter_km": 3716.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 35.22257,
+        "lon": -97.43948,
+        "name": "Norman"
+      },
+      {
+        "lat": 42.8713,
+        "lon": -112.44553,
+        "name": "Pocatello"
+      },
+      {
+        "lat": 40.4842,
+        "lon": -88.99369,
+        "name": "Bloomington"
+      },
+      {
+        "lat": 40.73121,
+        "lon": -74.27348,
+        "name": "Maplewood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1013855.52,
+      "perimeter_km": 6860.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -28.77897,
+        "lon": 114.61459,
+        "name": "Geraldton"
+      },
+      {
+        "lat": -31.88822,
+        "lon": 115.87186,
+        "name": "Dianella"
+      },
+      {
+        "lat": -32.5269,
+        "lon": 115.7217,
+        "name": "Mandurah"
+      },
+      {
+        "lat": -33.32711,
+        "lon": 115.64137,
+        "name": "Bunbury"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 13146.46,
+      "perimeter_km": 1042.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.26715,
+        "lon": -97.74306,
+        "name": "Austin"
+      },
+      {
+        "lat": 41.31755,
+        "lon": -81.34539,
+        "name": "Aurora"
+      },
+      {
+        "lat": 40.70621,
+        "lon": -74.54932,
+        "name": "Basking Ridge"
+      },
+      {
+        "lat": 25.98731,
+        "lon": -80.23227,
+        "name": "Miramar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1897165.3,
+      "perimeter_km": 5989.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -15.60972,
+        "lon": -42.53972,
+        "name": "Rio Pardo de Minas"
+      },
+      {
+        "lat": -12.31694,
+        "lon": -42.89611,
+        "name": "Oliveira dos Brejinhos"
+      },
+      {
+        "lat": -2.79056,
+        "lon": -49.67167,
+        "name": "Bai\u00e3o"
+      },
+      {
+        "lat": -6.48361,
+        "lon": -36.15361,
+        "name": "Cuit\u00e9"
+      },
+      {
+        "lat": -8.28333,
+        "lon": -35.97611,
+        "name": "Caruaru"
+      },
+      {
+        "lat": -9.30667,
+        "lon": -35.94333,
+        "name": "Murici"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1145752.67,
+      "perimeter_km": 4533.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -9.14583,
+        "lon": 18.04453,
+        "name": "Cuango-Luzamba"
+      },
+      {
+        "lat": -3.55,
+        "lon": 33.4,
+        "name": "Old Shinyanga"
+      },
+      {
+        "lat": -0.30037,
+        "lon": 35.80935,
+        "name": "Elburgon"
+      },
+      {
+        "lat": -7.00667,
+        "lon": 39.29849,
+        "name": "Vikindu"
+      },
+      {
+        "lat": -9.10806,
+        "lon": 32.93472,
+        "name": "Vwawa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1330621.25,
+      "perimeter_km": 5469.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -23.07306,
+        "lon": -52.46528,
+        "name": "Paranava\u00ed"
+      },
+      {
+        "lat": -8.83417,
+        "lon": -48.51028,
+        "name": "Guara\u00ed"
+      },
+      {
+        "lat": -8.05917,
+        "lon": -48.475,
+        "name": "Colinas do Tocantins"
+      },
+      {
+        "lat": -3.76,
+        "lon": -40.81639,
+        "name": "Frecheirinha"
+      },
+      {
+        "lat": -21.12,
+        "lon": -42.94278,
+        "name": "Ub\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1560685.97,
+      "perimeter_km": 5645.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -41.43876,
+        "lon": 147.13467,
+        "name": "Launceston"
+      },
+      {
+        "lat": -37.83834,
+        "lon": 144.99149,
+        "name": "South Yarra"
+      },
+      {
+        "lat": -27.25204,
+        "lon": 152.99226,
+        "name": "Kallangur"
+      },
+      {
+        "lat": -33.8188,
+        "lon": 151.1062,
+        "name": "Ryde"
+      },
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 308295.3,
+      "perimeter_km": 3503.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 11.32726,
+        "lon": 77.71122,
+        "name": "S\u016brampatti"
+      },
+      {
+        "lat": 27.4,
+        "lon": 74.91667,
+        "name": "Losal"
+      },
+      {
+        "lat": 25.60404,
+        "lon": 82.60379,
+        "name": "Mari\u0101hu"
+      },
+      {
+        "lat": 18.82218,
+        "lon": 79.50171,
+        "name": "Sing\u0101nuram"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 719314.79,
+      "perimeter_km": 4275.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 46.95104,
+        "lon": 4.29869,
+        "name": "Autun"
+      },
+      {
+        "lat": 48.77413,
+        "lon": 2.01781,
+        "name": "Trappes"
+      },
+      {
+        "lat": 50.73385,
+        "lon": 4.23454,
+        "name": "Halle"
+      },
+      {
+        "lat": 38.2462,
+        "lon": 21.73508,
+        "name": "P\u00e1tra"
+      },
+      {
+        "lat": 40.69954,
+        "lon": 14.70773,
+        "name": "Cava D\u00e8 Tirreni"
+      },
+      {
+        "lat": 38.1166,
+        "lon": 13.3636,
+        "name": "Palermo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 643051.75,
+      "perimeter_km": 4689.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 51.19807,
+        "lon": 6.68504,
+        "name": "Neuss"
+      },
+      {
+        "lat": 53.10766,
+        "lon": 8.46322,
+        "name": "Hude"
+      },
+      {
+        "lat": 47.06924,
+        "lon": 15.45784,
+        "name": "Sankt Leonhard"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 96004.59,
+      "perimeter_km": 1865.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 20.01757,
+        "lon": 76.03755,
+        "name": "De\u016blgaon R\u0101ja"
+      },
+      {
+        "lat": 29.99835,
+        "lon": 73.25272,
+        "name": "Bahawalnagar"
+      },
+      {
+        "lat": 17.11209,
+        "lon": 80.6088,
+        "name": "Nadim Tiruvuru"
+      },
+      {
+        "lat": 20.37589,
+        "lon": 78.11258,
+        "name": "Vadgaon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 273334.97,
+      "perimeter_km": 3428.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -36.77803,
+        "lon": -59.85848,
+        "name": "Azul"
+      },
+      {
+        "lat": -21.21139,
+        "lon": -47.59556,
+        "name": "Serrana"
+      },
+      {
+        "lat": -22.41139,
+        "lon": -47.56139,
+        "name": "Rio Claro"
+      },
+      {
+        "lat": -19.88639,
+        "lon": -43.80667,
+        "name": "Sabar\u00e1"
+      },
+      {
+        "lat": -23.48611,
+        "lon": -46.34833,
+        "name": "Itaquaquecetuba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 287823.63,
+      "perimeter_km": 5153.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.73333,
+        "lon": 144.93333,
+        "name": "Pascoe Vale"
+      },
+      {
+        "lat": -27.56056,
+        "lon": 151.95386,
+        "name": "Toowoomba"
+      },
+      {
+        "lat": -33.52314,
+        "lon": 151.31325,
+        "name": "Umina Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 171328.2,
+      "perimeter_km": 2715.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 45.35651,
+        "lon": -122.8401,
+        "name": "Sherwood"
+      },
+      {
+        "lat": 46.71621,
+        "lon": -122.9543,
+        "name": "Centralia"
+      },
+      {
+        "lat": 32.32341,
+        "lon": -110.9951,
+        "name": "Casas Adobes"
+      },
+      {
+        "lat": 33.96358,
+        "lon": -117.56418,
+        "name": "Eastvale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 442586.21,
+      "perimeter_km": 4029.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 26.72269,
+        "lon": 73.91762,
+        "name": "Merta Road"
+      },
+      {
+        "lat": 38.55011,
+        "lon": 77.20825,
+        "name": "Paikeqi"
+      },
+      {
+        "lat": 12.94119,
+        "lon": 75.78467,
+        "name": "Sakleshpur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 362891.68,
+      "perimeter_km": 5746.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 11.91445,
+        "lon": -86.14458,
+        "name": "Masatepe"
+      },
+      {
+        "lat": 12.4825,
+        "lon": -87.17304,
+        "name": "Corinto"
+      },
+      {
+        "lat": 27.09978,
+        "lon": -82.45426,
+        "name": "Venice"
+      },
+      {
+        "lat": 25.90871,
+        "lon": -80.30866,
+        "name": "Miami Lakes"
+      },
+      {
+        "lat": 22.32691,
+        "lon": -79.23567,
+        "name": "Yaguajay"
+      },
+      {
+        "lat": 19.54811,
+        "lon": -71.70821,
+        "name": "Dajab\u00f3n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1092830.57,
+      "perimeter_km": 5092.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 16.86254,
+        "lon": 81.92921,
+        "name": "Mandapeta"
+      },
+      {
+        "lat": 30.72986,
+        "lon": 78.44342,
+        "name": "Uttark\u0101shi"
+      },
+      {
+        "lat": 27.286,
+        "lon": 95.328,
+        "name": "Nahorkatiya"
+      },
+      {
+        "lat": 21.00247,
+        "lon": 105.7457,
+        "name": "T\u00e2y M\u1ed7"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2312219.77,
+      "perimeter_km": 7076.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 53.61122,
+        "lon": -0.96308,
+        "name": "Thorne"
+      },
+      {
+        "lat": 52.11457,
+        "lon": 8.67343,
+        "name": "Herford"
+      },
+      {
+        "lat": 45.39821,
+        "lon": 8.91678,
+        "name": "Abbiategrasso"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 235421.86,
+      "perimeter_km": 2571.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -44.39672,
+        "lon": 171.25364,
+        "name": "Timaru"
+      },
+      {
+        "lat": -22.26257,
+        "lon": 166.56621,
+        "name": "Mont-Dore"
+      },
+      {
+        "lat": -36.9682,
+        "lon": 174.84019,
+        "name": "Papatoetoe"
+      },
+      {
+        "lat": -37.95855,
+        "lon": 176.98545,
+        "name": "Whakatane"
+      },
+      {
+        "lat": -39.6381,
+        "lon": 176.84918,
+        "name": "Hastings"
+      },
+      {
+        "lat": -41.26667,
+        "lon": 174.95,
+        "name": "Wainuiomata"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 730690.57,
+      "perimeter_km": 5425.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.42103,
+        "lon": -87.30747,
+        "name": "Myrtle Grove"
+      },
+      {
+        "lat": 41.13394,
+        "lon": -81.48456,
+        "name": "Cuyahoga Falls"
+      },
+      {
+        "lat": 40.95842,
+        "lon": -75.97465,
+        "name": "Hazleton"
+      },
+      {
+        "lat": 26.77534,
+        "lon": -80.0581,
+        "name": "Riviera Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 900981.79,
+      "perimeter_km": 4199.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.63075,
+        "lon": -115.57039,
+        "name": "Santa Isabel"
+      },
+      {
+        "lat": 33.7207,
+        "lon": -116.21677,
+        "name": "Indio"
+      },
+      {
+        "lat": 42.8713,
+        "lon": -112.44553,
+        "name": "Pocatello"
+      },
+      {
+        "lat": 25.95467,
+        "lon": -100.16695,
+        "name": "Ci\u00e9nega de Flores"
+      },
+      {
+        "lat": 25.42595,
+        "lon": -100.97963,
+        "name": "Saltillo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1097587.1,
+      "perimeter_km": 5118.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 11.40598,
+        "lon": 77.77501,
+        "name": "Elandakuttai"
+      },
+      {
+        "lat": 11.62773,
+        "lon": 75.59147,
+        "name": "Ch\u014dr\u014dd"
+      },
+      {
+        "lat": 15.45144,
+        "lon": 78.14797,
+        "name": "Betamcherla"
+      },
+      {
+        "lat": 17.7,
+        "lon": 83.21667,
+        "name": "Gajuwaka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 169815.8,
+      "perimeter_km": 2253.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 31.97102,
+        "lon": 34.78939,
+        "name": "Rishon LeTsiyyon"
+      },
+      {
+        "lat": 31.37389,
+        "lon": 34.34085,
+        "name": "Al Qar\u0101rah"
+      },
+      {
+        "lat": 41.02931,
+        "lon": 28.54978,
+        "name": "Tepecik"
+      },
+      {
+        "lat": 38.45598,
+        "lon": 48.87498,
+        "name": "Astara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 883034.98,
+      "perimeter_km": 4494.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.95621,
+        "lon": -83.98796,
+        "name": "Lawrenceville"
+      },
+      {
+        "lat": 43.54594,
+        "lon": -80.25599,
+        "name": "Guelph"
+      },
+      {
+        "lat": 40.12067,
+        "lon": -75.11795,
+        "name": "Abington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 295404.33,
+      "perimeter_km": 2727.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -10.38333,
+        "lon": 39.15,
+        "name": "Nanganga"
+      },
+      {
+        "lat": 2.46335,
+        "lon": 31.49832,
+        "name": "Pakwach"
+      },
+      {
+        "lat": 3.84878,
+        "lon": 47.18064,
+        "name": "Ceeldheer"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1320100.19,
+      "perimeter_km": 5223.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.69662,
+        "lon": -117.77668,
+        "name": "El Camino Real"
+      },
+      {
+        "lat": 34.44361,
+        "lon": -118.60953,
+        "name": "Valencia"
+      },
+      {
+        "lat": 33.47937,
+        "lon": -112.07823,
+        "name": "Encanto"
+      },
+      {
+        "lat": 47.83602,
+        "lon": -122.18766,
+        "name": "Mill Creek East"
+      },
+      {
+        "lat": 29.73884,
+        "lon": -95.758,
+        "name": "Cinco Ranch"
+      },
+      {
+        "lat": 19.64177,
+        "lon": -99.3068,
+        "name": "Nicol\u00e1s Romero"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3374572.65,
+      "perimeter_km": 9134.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -31.1697,
+        "lon": -64.3175,
+        "name": "R\u00edo Ceballos"
+      },
+      {
+        "lat": -24.00028,
+        "lon": -51.31944,
+        "name": "Faxinal"
+      },
+      {
+        "lat": -22.41139,
+        "lon": -47.56139,
+        "name": "Rio Claro"
+      },
+      {
+        "lat": -21.01028,
+        "lon": -42.84056,
+        "name": "Visconde do Rio Branco"
+      },
+      {
+        "lat": -23.44417,
+        "lon": -46.91778,
+        "name": "Santana de Parna\u00edba"
+      },
+      {
+        "lat": -26.82333,
+        "lon": -49.27167,
+        "name": "Timb\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 421350.55,
+      "perimeter_km": 4924.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.74124,
+        "lon": 144.73631,
+        "name": "Caroline Springs"
+      },
+      {
+        "lat": -28.00274,
+        "lon": 153.42999,
+        "name": "Surfers Paradise"
+      },
+      {
+        "lat": -33.79728,
+        "lon": 150.7847,
+        "name": "St Clair"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 111898.64,
+      "perimeter_km": 2743.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 51.48,
+        "lon": -3.18,
+        "name": "Cardiff"
+      },
+      {
+        "lat": 53.23333,
+        "lon": 8.6,
+        "name": "Schwanewede"
+      },
+      {
+        "lat": 47.54612,
+        "lon": 9.68431,
+        "name": "Lindau"
+      },
+      {
+        "lat": 43.06425,
+        "lon": 12.54612,
+        "name": "Bastia umbra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 422851.28,
+      "perimeter_km": 3511.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 37.1305,
+        "lon": -121.65439,
+        "name": "Morgan Hill"
+      },
+      {
+        "lat": 37.90631,
+        "lon": -122.06496,
+        "name": "Walnut Creek"
+      },
+      {
+        "lat": 39.83776,
+        "lon": -105.00137,
+        "name": "Sherrelwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 69108.42,
+      "perimeter_km": 3062.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      },
+      {
+        "lat": -27.20338,
+        "lon": 152.95923,
+        "name": "Narangba"
+      },
+      {
+        "lat": -41.05584,
+        "lon": 145.90375,
+        "name": "Burnie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 738287.89,
+      "perimeter_km": 4216.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.61381,
+        "lon": 2.65423,
+        "name": "Calella"
+      },
+      {
+        "lat": 38.95525,
+        "lon": -8.98966,
+        "name": "Vila Franca de Xira"
+      },
+      {
+        "lat": 50.81667,
+        "lon": 8.1,
+        "name": "Wilnsdorf"
+      },
+      {
+        "lat": 60.40338,
+        "lon": 25.105,
+        "name": "Kerava"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 684012.78,
+      "perimeter_km": 6993.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.2732,
+        "lon": -89.98592,
+        "name": "Brandon"
+      },
+      {
+        "lat": 38.5767,
+        "lon": -92.17352,
+        "name": "Jefferson City"
+      },
+      {
+        "lat": 42.91336,
+        "lon": -85.70531,
+        "name": "Wyoming"
+      },
+      {
+        "lat": 39.93345,
+        "lon": -75.17796,
+        "name": "Point Breeze"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 821042.51,
+      "perimeter_km": 3969.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.64454,
+        "lon": -0.93349,
+        "name": "Oliver-Valdefierro"
+      },
+      {
+        "lat": 44.80565,
+        "lon": -0.6324,
+        "name": "Pessac"
+      },
+      {
+        "lat": 50.93182,
+        "lon": 6.99469,
+        "name": "Humboldtkolonie"
+      },
+      {
+        "lat": 52.5511,
+        "lon": 13.19921,
+        "name": "Spandau"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 230232.94,
+      "perimeter_km": 3313.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.16688,
+        "lon": -96.39774,
+        "name": "Brenham"
+      },
+      {
+        "lat": 34.96176,
+        "lon": -89.82953,
+        "name": "Olive Branch"
+      },
+      {
+        "lat": 39.28065,
+        "lon": -80.34453,
+        "name": "Clarksburg"
+      },
+      {
+        "lat": 22.27797,
+        "lon": -80.56931,
+        "name": "Abreus"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1498265.43,
+      "perimeter_km": 5475.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 50.00976,
+        "lon": 8.77783,
+        "name": "Dietzenbach"
+      },
+      {
+        "lat": 50.81854,
+        "lon": 6.27184,
+        "name": "Eschweiler"
+      },
+      {
+        "lat": 53.39213,
+        "lon": -2.86022,
+        "name": "Belle Vale"
+      },
+      {
+        "lat": 53.23235,
+        "lon": 6.56804,
+        "name": "Korrewegwijk"
+      },
+      {
+        "lat": 50.29609,
+        "lon": 26.86613,
+        "name": "Slavuta"
+      },
+      {
+        "lat": 47.74318,
+        "lon": 18.11913,
+        "name": "Kom\u00e1rom"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 551418.18,
+      "perimeter_km": 4365.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 29.39553,
+        "lon": 107.53939,
+        "name": "Baima"
+      },
+      {
+        "lat": 38.87288,
+        "lon": 115.46246,
+        "name": "Baoding"
+      },
+      {
+        "lat": 23.97699,
+        "lon": 120.68766,
+        "name": "Caotun"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 908590.13,
+      "perimeter_km": 4445.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 19.73333,
+        "lon": 105.9,
+        "name": "S\u1ea7m S\u01a1n"
+      },
+      {
+        "lat": 29.97696,
+        "lon": 106.52057,
+        "name": "Qingping"
+      },
+      {
+        "lat": 30.75398,
+        "lon": 108.36958,
+        "name": "Shuanghekou"
+      },
+      {
+        "lat": 34.53847,
+        "lon": 116.62453,
+        "name": "Dashahe"
+      },
+      {
+        "lat": 36.12944,
+        "lon": 127.1,
+        "name": "Y\u014fnmu"
+      },
+      {
+        "lat": 34.25,
+        "lon": 135.31667,
+        "name": "Iwade"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1963869.88,
+      "perimeter_km": 7272.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -27.46784,
+        "lon": -58.8344,
+        "name": "Corrientes"
+      },
+      {
+        "lat": -26.8708,
+        "lon": -60.21537,
+        "name": "Quitilipi"
+      },
+      {
+        "lat": -9.84139,
+        "lon": -39.48167,
+        "name": "Uau\u00e1"
+      },
+      {
+        "lat": -22.87278,
+        "lon": -42.34306,
+        "name": "Araruama"
+      },
+      {
+        "lat": -24.6925,
+        "lon": -48.00222,
+        "name": "Jacupiranga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1299322.56,
+      "perimeter_km": 6252.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 9.58893,
+        "lon": -11.55256,
+        "name": "Kabala"
+      },
+      {
+        "lat": 9.53795,
+        "lon": -13.67729,
+        "name": "Conakry"
+      },
+      {
+        "lat": 13.29701,
+        "lon": -4.89627,
+        "name": "San"
+      },
+      {
+        "lat": 9.08296,
+        "lon": -1.81884,
+        "name": "Damongo"
+      },
+      {
+        "lat": 8.49111,
+        "lon": -7.17861,
+        "name": "Borotou-Koro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 340193.75,
+      "perimeter_km": 2941.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.39061,
+        "lon": -3.64824,
+        "name": "Portazgo"
+      },
+      {
+        "lat": 48.96164,
+        "lon": 10.13173,
+        "name": "Ellwangen"
+      },
+      {
+        "lat": 46.38318,
+        "lon": 6.23955,
+        "name": "Nyon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 35667.56,
+      "perimeter_km": 2891.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -11.79667,
+        "lon": -49.52889,
+        "name": "Formoso do Araguaia"
+      },
+      {
+        "lat": -4.88583,
+        "lon": -46.005,
+        "name": "Arame"
+      },
+      {
+        "lat": -11.45528,
+        "lon": -41.43611,
+        "name": "Am\u00e9rica Dourada"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 333280.0,
+      "perimeter_km": 2629.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -7.78333,
+        "lon": 110.86667,
+        "name": "Selogiri"
+      },
+      {
+        "lat": 3.16667,
+        "lon": 113.03333,
+        "name": "Bintulu"
+      },
+      {
+        "lat": 14.5945,
+        "lon": 100.33825,
+        "name": "Wiset Chaichan"
+      },
+      {
+        "lat": 18.56163,
+        "lon": 121.23189,
+        "name": "Sanchez-Mira"
+      },
+      {
+        "lat": 10.7719,
+        "lon": 122.9817,
+        "name": "Binonga"
+      },
+      {
+        "lat": -8.5413,
+        "lon": 115.12522,
+        "name": "Tabanan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 5459499.39,
+      "perimeter_km": 9073.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -23.59468,
+        "lon": -46.54359,
+        "name": "Sao Lucas"
+      },
+      {
+        "lat": -22.7775,
+        "lon": -47.29583,
+        "name": "Nova Odessa"
+      },
+      {
+        "lat": -6.60167,
+        "lon": -44.07667,
+        "name": "Pastos Bons"
+      },
+      {
+        "lat": -11.00861,
+        "lon": -44.51944,
+        "name": "Santa Rita de C\u00e1ssia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 102705.46,
+      "perimeter_km": 3858.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 16.85438,
+        "lon": 74.56417,
+        "name": "S\u0101ngli"
+      },
+      {
+        "lat": 20.81214,
+        "lon": 72.99811,
+        "name": "Gandevi"
+      },
+      {
+        "lat": 17.45081,
+        "lon": 78.68366,
+        "name": "Ghatkesar"
+      },
+      {
+        "lat": 10.78974,
+        "lon": 76.21898,
+        "name": "Ongallur-II"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 255985.25,
+      "perimeter_km": 2658.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.98668,
+        "lon": -118.18535,
+        "name": "Maywood"
+      },
+      {
+        "lat": 46.38044,
+        "lon": -116.97543,
+        "name": "Lewiston Orchards"
+      },
+      {
+        "lat": 40.16523,
+        "lon": -111.61075,
+        "name": "Springville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 352289.58,
+      "perimeter_km": 3098.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -7.5817,
+        "lon": -39.28348,
+        "name": "Jardim"
+      },
+      {
+        "lat": -6.26617,
+        "lon": -35.20969,
+        "name": "Goianinha"
+      },
+      {
+        "lat": -8.14139,
+        "lon": -35.39583,
+        "name": "Pombos"
+      },
+      {
+        "lat": -9.12889,
+        "lon": -36.33028,
+        "name": "Correntes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 71961.52,
+      "perimeter_km": 1200.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 44.84247,
+        "lon": -0.64512,
+        "name": "M\u00e9rignac"
+      },
+      {
+        "lat": 52.555,
+        "lon": 5.91111,
+        "name": "Kampen"
+      },
+      {
+        "lat": 49.29785,
+        "lon": 17.39312,
+        "name": "Krom\u011b\u0159\u00ed\u017e"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 425199.38,
+      "perimeter_km": 3312.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -1.76556,
+        "lon": -55.86611,
+        "name": "Oriximin\u00e1"
+      },
+      {
+        "lat": -1.55194,
+        "lon": -47.11444,
+        "name": "Our\u00e9m"
+      },
+      {
+        "lat": -17.21861,
+        "lon": -42.59028,
+        "name": "Minas Novas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 864374.04,
+      "perimeter_km": 5033.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 20.64855,
+        "lon": -75.92967,
+        "name": "Cueto"
+      },
+      {
+        "lat": 22.90332,
+        "lon": -83.15994,
+        "name": "Bah\u00eda Honda"
+      },
+      {
+        "lat": 23.125,
+        "lon": -82.33194,
+        "name": "Regla"
+      },
+      {
+        "lat": 18.44134,
+        "lon": -66.11822,
+        "name": "Cata\u00f1o"
+      },
+      {
+        "lat": 18.76484,
+        "lon": -69.03991,
+        "name": "Santa Cruz de El Seibo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 121366.1,
+      "perimeter_km": 3699.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 21.42664,
+        "lon": 39.82563,
+        "name": "Makkah"
+      },
+      {
+        "lat": 32.92814,
+        "lon": 35.07647,
+        "name": "Acre"
+      },
+      {
+        "lat": 39.343,
+        "lon": 29.25847,
+        "name": "Emet"
+      },
+      {
+        "lat": 37.224,
+        "lon": 49.3125,
+        "name": "F\u016bman"
+      },
+      {
+        "lat": 32.61528,
+        "lon": 51.55556,
+        "name": "Dorcheh P\u012b\u0101z"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2263879.48,
+      "perimeter_km": 6259.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -17.3857,
+        "lon": -66.23814,
+        "name": "Colcapirhua"
+      },
+      {
+        "lat": -20.26889,
+        "lon": -50.54583,
+        "name": "Jales"
+      },
+      {
+        "lat": -30.90534,
+        "lon": -55.55076,
+        "name": "Rivera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1056012.57,
+      "perimeter_km": 4817.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 49.225,
+        "lon": -123.0,
+        "name": "Metrotown"
+      },
+      {
+        "lat": 47.14121,
+        "lon": -122.27012,
+        "name": "South Hill"
+      },
+      {
+        "lat": 38.66879,
+        "lon": -120.98716,
+        "name": "Cameron Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 12024.62,
+      "perimeter_km": 2370.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 37.45383,
+        "lon": -122.18219,
+        "name": "Menlo Park"
+      },
+      {
+        "lat": 38.29714,
+        "lon": -122.28553,
+        "name": "Napa"
+      },
+      {
+        "lat": 37.1305,
+        "lon": -121.65439,
+        "name": "Morgan Hill"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2032.49,
+      "perimeter_km": 294.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.11342,
+        "lon": 145.28326,
+        "name": "Cranbourne"
+      },
+      {
+        "lat": -37.76667,
+        "lon": 144.91667,
+        "name": "Moonee Ponds"
+      },
+      {
+        "lat": -27.46794,
+        "lon": 153.02809,
+        "name": "Brisbane"
+      },
+      {
+        "lat": -28.11694,
+        "lon": 153.46584,
+        "name": "Palm Beach"
+      },
+      {
+        "lat": -33.9209,
+        "lon": 151.12506,
+        "name": "Earlwood"
+      },
+      {
+        "lat": -34.424,
+        "lon": 150.89345,
+        "name": "Wollongong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 202902.2,
+      "perimeter_km": 2898.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 14.65881,
+        "lon": -90.8216,
+        "name": "Chimaltenango"
+      },
+      {
+        "lat": 18.08124,
+        "lon": -88.56328,
+        "name": "Orange Walk"
+      },
+      {
+        "lat": 30.24548,
+        "lon": -85.64826,
+        "name": "Lynn Haven"
+      },
+      {
+        "lat": 22.14681,
+        "lon": -80.4481,
+        "name": "Cienfuegos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 826203.94,
+      "perimeter_km": 4247.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.6462,
+        "lon": 17.51661,
+        "name": "Ceglie Messapica"
+      },
+      {
+        "lat": 48.01676,
+        "lon": 9.50064,
+        "name": "Bad Saulgau"
+      },
+      {
+        "lat": 49.46864,
+        "lon": 24.13045,
+        "name": "Novyi Rozdil"
+      },
+      {
+        "lat": 44.45,
+        "lon": 26.2,
+        "name": "Pantelimon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 736764.07,
+      "perimeter_km": 3526.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 7.5758,
+        "lon": -2.78516,
+        "name": "Japekrom"
+      },
+      {
+        "lat": 4.7182,
+        "lon": 9.7351,
+        "name": "Loum"
+      },
+      {
+        "lat": 2.9,
+        "lon": 11.15,
+        "name": "\u00c9bolowa"
+      },
+      {
+        "lat": -7.48367,
+        "lon": 21.30339,
+        "name": "Cassanguidi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 716780.17,
+      "perimeter_km": 6441.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 27.54956,
+        "lon": 14.27139,
+        "name": "Brak"
+      },
+      {
+        "lat": 32.74506,
+        "lon": 13.71467,
+        "name": "Qa\u015fr al Qarab\u016bll\u012b"
+      },
+      {
+        "lat": 29.97371,
+        "lon": 32.52627,
+        "name": "Suez"
+      },
+      {
+        "lat": 29.14816,
+        "lon": 31.12733,
+        "name": "B\u016bsh"
+      },
+      {
+        "lat": 13.94944,
+        "lon": 38.18417,
+        "name": "Indabaguna"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2028336.53,
+      "perimeter_km": 7294.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 4.30079,
+        "lon": -74.80754,
+        "name": "Girardot City"
+      },
+      {
+        "lat": 6.05861,
+        "lon": -75.50306,
+        "name": "Retiro"
+      },
+      {
+        "lat": 7.06528,
+        "lon": -73.85472,
+        "name": "Barrancabermeja"
+      },
+      {
+        "lat": 10.96205,
+        "lon": -71.73034,
+        "name": "San Rafael"
+      },
+      {
+        "lat": 11.08172,
+        "lon": -63.96549,
+        "name": "Juan Griego"
+      },
+      {
+        "lat": 4.44552,
+        "lon": -69.79897,
+        "name": "Cumaribo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 547738.73,
+      "perimeter_km": 3297.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.15912,
+        "lon": 145.93118,
+        "name": "Warragul"
+      },
+      {
+        "lat": -37.8149,
+        "lon": 144.95052,
+        "name": "Docklands"
+      },
+      {
+        "lat": -36.35846,
+        "lon": 146.32056,
+        "name": "Wangaratta"
+      },
+      {
+        "lat": -26.65682,
+        "lon": 153.07955,
+        "name": "Sunshine Coast"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -33.92019,
+        "lon": 151.22241,
+        "name": "Kensington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 183557.71,
+      "perimeter_km": 3051.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -19.00917,
+        "lon": -57.65333,
+        "name": "Corumb\u00e1"
+      },
+      {
+        "lat": -18.75639,
+        "lon": -44.43083,
+        "name": "Curvelo"
+      },
+      {
+        "lat": -22.88333,
+        "lon": -43.10361,
+        "name": "Niter\u00f3i"
+      },
+      {
+        "lat": -23.00667,
+        "lon": -44.31806,
+        "name": "Angra dos Reis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 359553.09,
+      "perimeter_km": 3448.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.8,
+        "lon": -96.66696,
+        "name": "Lincoln"
+      },
+      {
+        "lat": 43.68278,
+        "lon": -79.43833,
+        "name": "Oakwood Village"
+      },
+      {
+        "lat": 32.85462,
+        "lon": -79.97481,
+        "name": "North Charleston"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 867777.64,
+      "perimeter_km": 4380.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 20.47421,
+        "lon": -103.44654,
+        "name": "Tlajomulco de Z\u00fa\u00f1iga"
+      },
+      {
+        "lat": 28.70914,
+        "lon": -100.49952,
+        "name": "Eagle Pass"
+      },
+      {
+        "lat": 37.04339,
+        "lon": -93.29435,
+        "name": "Nixa"
+      },
+      {
+        "lat": 27.72086,
+        "lon": -82.43315,
+        "name": "Ruskin"
+      },
+      {
+        "lat": 26.62535,
+        "lon": -81.6248,
+        "name": "Lehigh Acres"
+      },
+      {
+        "lat": 21.09571,
+        "lon": -89.28332,
+        "name": "Motul"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2280261.05,
+      "perimeter_km": 6170.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.73585,
+        "lon": -118.29229,
+        "name": "San Pedro"
+      },
+      {
+        "lat": 49.2602,
+        "lon": -123.13946,
+        "name": "South Granville"
+      },
+      {
+        "lat": 40.56217,
+        "lon": -111.92966,
+        "name": "South Jordan"
+      },
+      {
+        "lat": 35.62246,
+        "lon": -117.6709,
+        "name": "Ridgecrest"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 640836.52,
+      "perimeter_km": 4039.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 49.12714,
+        "lon": -123.18137,
+        "name": "Steveston"
+      },
+      {
+        "lat": 49.69999,
+        "lon": -112.81856,
+        "name": "Lethbridge"
+      },
+      {
+        "lat": 34.01223,
+        "lon": -117.68894,
+        "name": "Chino"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 651385.05,
+      "perimeter_km": 4281.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.23825,
+        "lon": -122.04024,
+        "name": "Suisun"
+      },
+      {
+        "lat": 45.35734,
+        "lon": -122.60676,
+        "name": "Oregon City"
+      },
+      {
+        "lat": 40.16523,
+        "lon": -111.61075,
+        "name": "Springville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 356713.67,
+      "perimeter_km": 2782.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 22.0,
+        "lon": 103.13333,
+        "name": "M\u01b0\u1eddng Lay"
+      },
+      {
+        "lat": 26.12583,
+        "lon": 109.40889,
+        "name": "Hongzhou"
+      },
+      {
+        "lat": 29.73734,
+        "lon": 107.21918,
+        "name": "Yihe"
+      },
+      {
+        "lat": 24.80379,
+        "lon": 125.30222,
+        "name": "Hirara"
+      },
+      {
+        "lat": 24.78186,
+        "lon": 112.3712,
+        "name": "Lianzhou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1204810.43,
+      "perimeter_km": 5404.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -4.23116,
+        "lon": -69.93858,
+        "name": "Tabatinga"
+      },
+      {
+        "lat": 4.09912,
+        "lon": -72.95647,
+        "name": "Puerto L\u00f3pez"
+      },
+      {
+        "lat": 10.474,
+        "lon": -66.54241,
+        "name": "Guatire"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 448132.33,
+      "perimeter_km": 3664.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.89953,
+        "lon": -105.96027,
+        "name": "Alamogordo"
+      },
+      {
+        "lat": 43.88441,
+        "lon": -91.23514,
+        "name": "Onalaska"
+      },
+      {
+        "lat": 41.95781,
+        "lon": -87.76506,
+        "name": "Portage Park"
+      },
+      {
+        "lat": 37.13179,
+        "lon": -80.57645,
+        "name": "Radford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1012859.06,
+      "perimeter_km": 5289.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.00892,
+        "lon": 35.09814,
+        "name": "Nahariyya"
+      },
+      {
+        "lat": 39.06147,
+        "lon": 34.38286,
+        "name": "Mucur"
+      },
+      {
+        "lat": 43.34116,
+        "lon": 52.86192,
+        "name": "Zhanaozen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 524825.61,
+      "perimeter_km": 4214.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.74002,
+        "lon": -116.93891,
+        "name": "East Hemet"
+      },
+      {
+        "lat": 34.86526,
+        "lon": -120.436,
+        "name": "Orcutt"
+      },
+      {
+        "lat": 37.72855,
+        "lon": -122.38107,
+        "name": "Bayview-Hunters Point"
+      },
+      {
+        "lat": 32.73569,
+        "lon": -97.10807,
+        "name": "Arlington"
+      },
+      {
+        "lat": 25.74167,
+        "lon": -100.30222,
+        "name": "San Nicol\u00e1s de los Garza"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1239060.64,
+      "perimeter_km": 5731.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -19.51889,
+        "lon": -41.01583,
+        "name": "Baixo Guandu"
+      },
+      {
+        "lat": -6.96596,
+        "lon": -35.7951,
+        "name": "Rem\u00edgio"
+      },
+      {
+        "lat": -8.20111,
+        "lon": -35.56472,
+        "name": "Gravat\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 55834.92,
+      "perimeter_km": 3033.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.04835,
+        "lon": -117.26115,
+        "name": "Loma Linda"
+      },
+      {
+        "lat": 33.76696,
+        "lon": -118.18923,
+        "name": "Long Beach"
+      },
+      {
+        "lat": 49.27738,
+        "lon": -123.07079,
+        "name": "Grandview-Woodlands"
+      },
+      {
+        "lat": 42.8713,
+        "lon": -112.44553,
+        "name": "Pocatello"
+      },
+      {
+        "lat": 32.95373,
+        "lon": -96.89028,
+        "name": "Carrollton"
+      },
+      {
+        "lat": 32.73596,
+        "lon": -96.27526,
+        "name": "Terrell"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1567954.79,
+      "perimeter_km": 6708.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 12.35,
+        "lon": 29.25,
+        "name": "Ab\u016b Zabad"
+      },
+      {
+        "lat": 30.91018,
+        "lon": 30.17438,
+        "name": "Ab\u016b al Ma\u0163\u0101m\u012br"
+      },
+      {
+        "lat": 30.86163,
+        "lon": 31.91809,
+        "name": "Al \u1e28usayn\u012byah"
+      },
+      {
+        "lat": 28.24168,
+        "lon": 33.6222,
+        "name": "El-Tor"
+      },
+      {
+        "lat": 26.74906,
+        "lon": 33.93891,
+        "name": "Safaga"
+      },
+      {
+        "lat": 24.97916,
+        "lon": 32.87722,
+        "name": "Edfu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 491877.65,
+      "perimeter_km": 4414.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.8,
+        "lon": 144.9,
+        "name": "Footscray"
+      },
+      {
+        "lat": -23.84852,
+        "lon": 151.25775,
+        "name": "Gladstone"
+      },
+      {
+        "lat": -26.68443,
+        "lon": 153.05705,
+        "name": "Buderim"
+      },
+      {
+        "lat": -27.66757,
+        "lon": 152.92488,
+        "name": "Springfield Lakes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 261380.17,
+      "perimeter_km": 3490.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.96083,
+        "lon": -46.33361,
+        "name": "Santos"
+      },
+      {
+        "lat": -11.72917,
+        "lon": -49.06861,
+        "name": "Gurupi"
+      },
+      {
+        "lat": -11.13556,
+        "lon": -42.11278,
+        "name": "Central"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 526957.73,
+      "perimeter_km": 3645.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.84668,
+        "lon": -8.41905,
+        "name": "Arcos de Valdevez"
+      },
+      {
+        "lat": 51.48755,
+        "lon": -0.16936,
+        "name": "Chelsea"
+      },
+      {
+        "lat": 41.53809,
+        "lon": 1.87025,
+        "name": "Esparreguera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 466321.01,
+      "perimeter_km": 3213.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.50169,
+        "lon": -117.66255,
+        "name": "San Juan Capistrano"
+      },
+      {
+        "lat": 36.59634,
+        "lon": -119.4504,
+        "name": "Reedley"
+      },
+      {
+        "lat": 45.41679,
+        "lon": -122.64009,
+        "name": "Oak Grove"
+      },
+      {
+        "lat": 47.97898,
+        "lon": -122.20208,
+        "name": "Everett"
+      },
+      {
+        "lat": 40.36412,
+        "lon": -111.73854,
+        "name": "Pleasant Grove"
+      },
+      {
+        "lat": 33.53865,
+        "lon": -112.18599,
+        "name": "Glendale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 860389.9,
+      "perimeter_km": 4138.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.54015,
+        "lon": -46.48581,
+        "name": "Artur Alvim"
+      },
+      {
+        "lat": -16.3775,
+        "lon": -39.58028,
+        "name": "Eun\u00e1polis"
+      },
+      {
+        "lat": -17.34111,
+        "lon": -39.22083,
+        "name": "Prado"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 53377.58,
+      "perimeter_km": 2211.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 29.25,
+        "lon": 88.88333,
+        "name": "Rikaze"
+      },
+      {
+        "lat": 38.83861,
+        "lon": 105.66861,
+        "name": "Bayan Hot"
+      },
+      {
+        "lat": 35.02306,
+        "lon": 110.99278,
+        "name": "Yuncheng"
+      },
+      {
+        "lat": 30.60369,
+        "lon": 109.72333,
+        "name": "Yezhou"
+      },
+      {
+        "lat": 28.8466,
+        "lon": 108.76416,
+        "name": "Zhongduo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1265782.65,
+      "perimeter_km": 5161.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.93876,
+        "lon": -6.59826,
+        "name": "Yabayo"
+      },
+      {
+        "lat": 13.33917,
+        "lon": -16.6875,
+        "name": "Busumbala"
+      },
+      {
+        "lat": 15.14051,
+        "lon": -16.88682,
+        "name": "Mboro"
+      },
+      {
+        "lat": 8.74921,
+        "lon": 4.13113,
+        "name": "Igbeti"
+      },
+      {
+        "lat": 4.95893,
+        "lon": 8.32695,
+        "name": "Calabar"
+      },
+      {
+        "lat": 5.52314,
+        "lon": -0.47718,
+        "name": "Buduburam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1233836.82,
+      "perimeter_km": 6253.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 2.7083,
+        "lon": 102.5047,
+        "name": "Rompin"
+      },
+      {
+        "lat": 1.462,
+        "lon": 103.9053,
+        "name": "Pasir Gudang"
+      },
+      {
+        "lat": -6.93889,
+        "lon": 107.75278,
+        "name": "Cileunyi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 43295.52,
+      "perimeter_km": 2456.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 4.64231,
+        "lon": 7.92438,
+        "name": "Eket"
+      },
+      {
+        "lat": 7.25256,
+        "lon": 5.19312,
+        "name": "Akure"
+      },
+      {
+        "lat": 7.79688,
+        "lon": 6.74048,
+        "name": "Lokoja"
+      },
+      {
+        "lat": 9.08044,
+        "lon": 6.0099,
+        "name": "Bida"
+      },
+      {
+        "lat": 11.2471,
+        "lon": 10.561,
+        "name": "Kari"
+      },
+      {
+        "lat": 7.24269,
+        "lon": 16.44059,
+        "name": "Paoua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 489978.63,
+      "perimeter_km": 3086.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 3.76383,
+        "lon": -76.33292,
+        "name": "Guacar\u00ed"
+      },
+      {
+        "lat": 8.88724,
+        "lon": -64.16512,
+        "name": "San Jos\u00e9 de Guanipa"
+      },
+      {
+        "lat": 8.12366,
+        "lon": -63.54694,
+        "name": "Ciudad Bol\u00edvar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 76478.49,
+      "perimeter_km": 3063.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 31.24653,
+        "lon": -7.9789,
+        "name": "Asni"
+      },
+      {
+        "lat": 34.92129,
+        "lon": -1.29512,
+        "name": "Chetouane"
+      },
+      {
+        "lat": 35.96124,
+        "lon": 0.91896,
+        "name": "Oued Rhiou"
+      },
+      {
+        "lat": 34.67279,
+        "lon": 3.263,
+        "name": "Djelfa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 113244.03,
+      "perimeter_km": 2347.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.28556,
+        "lon": -118.88204,
+        "name": "Moorpark"
+      },
+      {
+        "lat": 40.65995,
+        "lon": -111.99633,
+        "name": "Kearns"
+      },
+      {
+        "lat": 41.18389,
+        "lon": -96.03113,
+        "name": "La Vista"
+      },
+      {
+        "lat": 35.53227,
+        "lon": -97.95505,
+        "name": "El Reno"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1015228.43,
+      "perimeter_km": 4833.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.12024,
+        "lon": -6.71253,
+        "name": "Petitgoa I"
+      },
+      {
+        "lat": 12.37136,
+        "lon": -1.41468,
+        "name": "Saaba"
+      },
+      {
+        "lat": 16.955,
+        "lon": -0.34861,
+        "name": "Bourem"
+      },
+      {
+        "lat": 8.5634,
+        "lon": 0.98399,
+        "name": "Sotouboua"
+      },
+      {
+        "lat": 5.80893,
+        "lon": -0.35026,
+        "name": "Nsawam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 639604.88,
+      "perimeter_km": 3416.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.44239,
+        "lon": -3.69773,
+        "name": "Rios Rosas"
+      },
+      {
+        "lat": 48.82206,
+        "lon": 1.98677,
+        "name": "Les Clayes-sous-Bois"
+      },
+      {
+        "lat": 43.66352,
+        "lon": 7.1479,
+        "name": "Cagnes-sur-Mer"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 325407.69,
+      "perimeter_km": 2694.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -23.86194,
+        "lon": -49.13722,
+        "name": "Itaber\u00e1"
+      },
+      {
+        "lat": -26.02267,
+        "lon": -54.61356,
+        "name": "Puerto Esperanza"
+      },
+      {
+        "lat": -12.53556,
+        "lon": -39.19083,
+        "name": "Cabaceiras do Paragua\u00e7u"
+      },
+      {
+        "lat": -23.66389,
+        "lon": -46.53833,
+        "name": "Santo Andr\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 353958.04,
+      "perimeter_km": 4530.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.19731,
+        "lon": -118.64398,
+        "name": "West Hills"
+      },
+      {
+        "lat": 39.12767,
+        "lon": -121.5508,
+        "name": "Linda"
+      },
+      {
+        "lat": 47.39272,
+        "lon": -122.04641,
+        "name": "Maple Valley"
+      },
+      {
+        "lat": 52.77972,
+        "lon": -108.2967,
+        "name": "North Battleford"
+      },
+      {
+        "lat": 28.26701,
+        "lon": -105.48093,
+        "name": "Meoqui"
+      },
+      {
+        "lat": 25.79097,
+        "lon": -108.99825,
+        "name": "Los Mochis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2784307.32,
+      "perimeter_km": 7168.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 24.62361,
+        "lon": 76.70783,
+        "name": "Chhipa Barod"
+      },
+      {
+        "lat": 28.79304,
+        "lon": 76.13968,
+        "name": "Bhiw\u0101ni"
+      },
+      {
+        "lat": 32.49268,
+        "lon": 74.53134,
+        "name": "Sialkot"
+      },
+      {
+        "lat": 33.92708,
+        "lon": 75.11585,
+        "name": "Tr\u0101l"
+      },
+      {
+        "lat": 26.77268,
+        "lon": 83.07179,
+        "name": "Khal\u012bl\u0101b\u0101d"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 410953.06,
+      "perimeter_km": 2857.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 50.96948,
+        "lon": 0.09589,
+        "name": "Uckfield"
+      },
+      {
+        "lat": 55.94685,
+        "lon": -3.99051,
+        "name": "Cumbernauld"
+      },
+      {
+        "lat": 50.80225,
+        "lon": 4.33943,
+        "name": "Uccle"
+      },
+      {
+        "lat": 48.86158,
+        "lon": 9.18569,
+        "name": "Kornwestheim"
+      },
+      {
+        "lat": 43.58508,
+        "lon": 5.00268,
+        "name": "Miramas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 337755.37,
+      "perimeter_km": 3388.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -11.04404,
+        "lon": -41.97102,
+        "name": "Jussara"
+      },
+      {
+        "lat": -0.826,
+        "lon": -52.506,
+        "name": "Laranjal do Jari"
+      },
+      {
+        "lat": -9.61806,
+        "lon": -36.76806,
+        "name": "Cra\u00edbas"
+      },
+      {
+        "lat": -11.27389,
+        "lon": -37.79,
+        "name": "Itabaianinha"
+      },
+      {
+        "lat": -20.67182,
+        "lon": -40.50196,
+        "name": "Guarapari"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 700051.6,
+      "perimeter_km": 6004.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 13.44189,
+        "lon": 79.55314,
+        "name": "Putt\u016br"
+      },
+      {
+        "lat": 11.16105,
+        "lon": 77.37398,
+        "name": "Nerupperichchal"
+      },
+      {
+        "lat": 23.33033,
+        "lon": 75.04032,
+        "name": "Ratl\u0101m"
+      },
+      {
+        "lat": 32.92431,
+        "lon": 75.13573,
+        "name": "Udhampur"
+      },
+      {
+        "lat": 23.25191,
+        "lon": 90.85508,
+        "name": "H\u0101j\u012bganj"
+      },
+      {
+        "lat": 21.03652,
+        "lon": 105.82684,
+        "name": "Ba Dinh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2897684.39,
+      "perimeter_km": 9137.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 29.52667,
+        "lon": 35.00778,
+        "name": "Aqaba"
+      },
+      {
+        "lat": 35.33588,
+        "lon": 40.14084,
+        "name": "Deir ez-Zor"
+      },
+      {
+        "lat": 41.98532,
+        "lon": 44.1129,
+        "name": "Gori"
+      },
+      {
+        "lat": 41.56271,
+        "lon": 44.9787,
+        "name": "Rustavi"
+      },
+      {
+        "lat": 29.1988,
+        "lon": 54.3278,
+        "name": "Neyr\u012bz"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1390381.59,
+      "perimeter_km": 5190.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 17.98625,
+        "lon": -92.93928,
+        "name": "Villahermosa"
+      },
+      {
+        "lat": 20.23031,
+        "lon": -99.21396,
+        "name": "Mixquiahuala de Juarez"
+      },
+      {
+        "lat": 29.94296,
+        "lon": -89.96537,
+        "name": "Chalmette"
+      },
+      {
+        "lat": 23.11936,
+        "lon": -82.39197,
+        "name": "Plaza de la Revoluci\u00f3n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1107455.24,
+      "perimeter_km": 4435.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.7528,
+        "lon": -100.01708,
+        "name": "Dodge City"
+      },
+      {
+        "lat": 41.99503,
+        "lon": -88.18563,
+        "name": "Bartlett"
+      },
+      {
+        "lat": 29.6241,
+        "lon": -90.7512,
+        "name": "Bayou Cane"
+      },
+      {
+        "lat": 12.34,
+        "lon": -86.67528,
+        "name": "La Paz Centro"
+      },
+      {
+        "lat": 14.42321,
+        "lon": -91.16049,
+        "name": "Patulul"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1807263.84,
+      "perimeter_km": 7750.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 22.93333,
+        "lon": 57.53333,
+        "name": "Nizw\u00e1"
+      },
+      {
+        "lat": 20.71373,
+        "lon": 77.02639,
+        "name": "Umbri"
+      },
+      {
+        "lat": 21.21649,
+        "lon": 79.18545,
+        "name": "Yerkhera"
+      },
+      {
+        "lat": 14.63853,
+        "lon": 78.53974,
+        "name": "Erraguntla"
+      },
+      {
+        "lat": 16.33685,
+        "lon": 74.96768,
+        "name": "Mudalgi"
+      },
+      {
+        "lat": 11.00555,
+        "lon": 76.96612,
+        "name": "Coimbatore"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1383443.88,
+      "perimeter_km": 6500.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -25.9466,
+        "lon": -60.62008,
+        "name": "Juan Jos\u00e9 Castelli"
+      },
+      {
+        "lat": -27.36737,
+        "lon": -70.33219,
+        "name": "Copiap\u00f3"
+      },
+      {
+        "lat": -22.90556,
+        "lon": -47.06083,
+        "name": "Campinas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 6095.56,
+      "perimeter_km": 4781.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 29.39557,
+        "lon": 108.06579,
+        "name": "Gaogu"
+      },
+      {
+        "lat": 29.95552,
+        "lon": 107.81646,
+        "name": "Xingyi"
+      },
+      {
+        "lat": 30.88922,
+        "lon": 109.17596,
+        "name": "Jiagao"
+      },
+      {
+        "lat": 33.73333,
+        "lon": 115.4,
+        "name": "Jishui"
+      },
+      {
+        "lat": 32.49069,
+        "lon": 119.90812,
+        "name": "Taizhou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 178227.03,
+      "perimeter_km": 2520.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 44.49239,
+        "lon": 26.04831,
+        "name": "Sector 1"
+      },
+      {
+        "lat": 51.89636,
+        "lon": 17.78549,
+        "name": "Pleszew"
+      },
+      {
+        "lat": 55.55194,
+        "lon": 37.0801,
+        "name": "Aprelevka"
+      },
+      {
+        "lat": 54.94377,
+        "lon": 41.40341,
+        "name": "Kasimov"
+      },
+      {
+        "lat": 50.16464,
+        "lon": 35.52725,
+        "name": "Bohodukhiv"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 945086.04,
+      "perimeter_km": 4249.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 16.07,
+        "lon": 120.4025,
+        "name": "Mangaldan"
+      },
+      {
+        "lat": 14.2973,
+        "lon": 121.4598,
+        "name": "Lumbang"
+      },
+      {
+        "lat": 6.89814,
+        "lon": 126.00961,
+        "name": "Lupon"
+      },
+      {
+        "lat": 7.73028,
+        "lon": 125.09889,
+        "name": "Quezon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 27076.54,
+      "perimeter_km": 2383.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 16.22291,
+        "lon": 74.3501,
+        "name": "Gadhinglaj"
+      },
+      {
+        "lat": 26.6051,
+        "lon": 75.94814,
+        "name": "Chaksu"
+      },
+      {
+        "lat": 28.72655,
+        "lon": 77.06689,
+        "name": "Begampur"
+      },
+      {
+        "lat": 11.65376,
+        "lon": 78.15538,
+        "name": "Salem"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 402160.18,
+      "perimeter_km": 3981.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.67918,
+        "lon": -59.66633,
+        "name": "San Pedro"
+      },
+      {
+        "lat": -29.16163,
+        "lon": -67.49934,
+        "name": "Chilecito"
+      },
+      {
+        "lat": -18.79417,
+        "lon": -52.62278,
+        "name": "Chapad\u00e3o do Sul"
+      },
+      {
+        "lat": -27.77333,
+        "lon": -54.24,
+        "name": "Tr\u00eas de Maio"
+      },
+      {
+        "lat": -28.65083,
+        "lon": -49.21,
+        "name": "Morro da Fuma\u00e7a"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1191460.0,
+      "perimeter_km": 5449.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.43088,
+        "lon": -46.79295,
+        "name": "Anhanguera"
+      },
+      {
+        "lat": -5.74507,
+        "lon": -47.36395,
+        "name": "Governador Edison Lob\u00e3o"
+      },
+      {
+        "lat": -6.87444,
+        "lon": -39.875,
+        "name": "Assar\u00e9"
+      },
+      {
+        "lat": -7.4475,
+        "lon": -35.24417,
+        "name": "Ferreiros"
+      },
+      {
+        "lat": -8.96389,
+        "lon": -37.62833,
+        "name": "Manari"
+      },
+      {
+        "lat": -9.53222,
+        "lon": -36.985,
+        "name": "Major Isidoro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1540235.21,
+      "perimeter_km": 5590.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -3.85,
+        "lon": 35.53333,
+        "name": "Mbulu"
+      },
+      {
+        "lat": 13.31926,
+        "lon": 32.61316,
+        "name": "Al Jazeera Aba"
+      },
+      {
+        "lat": 25.61988,
+        "lon": 32.54305,
+        "name": "Armant"
+      },
+      {
+        "lat": 10.83333,
+        "lon": 38.26667,
+        "name": "Mertule Maryam"
+      },
+      {
+        "lat": 9.31387,
+        "lon": 42.11815,
+        "name": "Harar"
+      },
+      {
+        "lat": 10.95627,
+        "lon": 36.50456,
+        "name": "Chagni"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1863188.17,
+      "perimeter_km": 7800.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 48.338,
+        "lon": 38.40239,
+        "name": "Debaltseve"
+      },
+      {
+        "lat": 49.2322,
+        "lon": 28.46871,
+        "name": "Vinnytsya"
+      },
+      {
+        "lat": 55.50962,
+        "lon": 47.49127,
+        "name": "Kanash"
+      },
+      {
+        "lat": 44.75583,
+        "lon": 44.9925,
+        "name": "Neftekumsk"
+      },
+      {
+        "lat": 44.71417,
+        "lon": 43.00083,
+        "name": "Aleksandrovskoye"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 701867.48,
+      "perimeter_km": 4096.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -21.13683,
+        "lon": -175.20114,
+        "name": "Nuku\u2018alofa"
+      },
+      {
+        "lat": -21.15345,
+        "lon": 149.16554,
+        "name": "Mackay"
+      },
+      {
+        "lat": -22.15757,
+        "lon": 166.4572,
+        "name": "Dumb\u00e9a"
+      },
+      {
+        "lat": -27.19354,
+        "lon": 153.02631,
+        "name": "Deception Bay"
+      },
+      {
+        "lat": -36.8282,
+        "lon": 174.62019,
+        "name": "Massey East"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2931127.7,
+      "perimeter_km": 11239.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.389,
+        "lon": -3.70682,
+        "name": "Moscard\u00f3"
+      },
+      {
+        "lat": 48.43476,
+        "lon": 0.09311,
+        "name": "Alen\u00e7on"
+      },
+      {
+        "lat": 50.8,
+        "lon": 3.16667,
+        "name": "Wevelgem"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 52851.74,
+      "perimeter_km": 2561.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 17.25376,
+        "lon": -88.76401,
+        "name": "Belmopan"
+      },
+      {
+        "lat": 20.30734,
+        "lon": -89.41809,
+        "name": "Oxkutzkab"
+      },
+      {
+        "lat": 37.74786,
+        "lon": -84.29465,
+        "name": "Richmond"
+      },
+      {
+        "lat": 25.67066,
+        "lon": -80.40117,
+        "name": "The Crossings"
+      },
+      {
+        "lat": 22.80375,
+        "lon": -81.19127,
+        "name": "Jovellanos"
+      },
+      {
+        "lat": 22.81366,
+        "lon": -82.75814,
+        "name": "Artemisa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1068820.87,
+      "perimeter_km": 5109.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 51.81167,
+        "lon": -8.39861,
+        "name": "Carrigaline"
+      },
+      {
+        "lat": 51.5529,
+        "lon": 0.129,
+        "name": "Becontree"
+      },
+      {
+        "lat": 40.4165,
+        "lon": -3.70256,
+        "name": "Madrid"
+      },
+      {
+        "lat": 37.13548,
+        "lon": -3.67029,
+        "name": "Las Gabias"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 429095.04,
+      "perimeter_km": 3899.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 8.8138,
+        "lon": 76.71791,
+        "name": "Puttankulam"
+      },
+      {
+        "lat": 11.36552,
+        "lon": 76.78442,
+        "name": "Wellington"
+      },
+      {
+        "lat": 10.80303,
+        "lon": 76.12885,
+        "name": "Tritt\u0101la"
+      },
+      {
+        "lat": 11.60871,
+        "lon": 76.08343,
+        "name": "Kalpatta"
+      },
+      {
+        "lat": 14.94348,
+        "lon": 77.25494,
+        "name": "Uravakonda"
+      },
+      {
+        "lat": 13.0675,
+        "lon": 80.1632,
+        "name": "Maduravoyal"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 158352.71,
+      "perimeter_km": 1841.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 28.55207,
+        "lon": 70.46837,
+        "name": "Kot Samaba"
+      },
+      {
+        "lat": 22.69021,
+        "lon": 73.56299,
+        "name": "Vejalpur"
+      },
+      {
+        "lat": 11.69699,
+        "lon": 75.63491,
+        "name": "T\u016bn\u0113ri"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 111546.25,
+      "perimeter_km": 3913.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.50344,
+        "lon": -82.65013,
+        "name": "Anderson"
+      },
+      {
+        "lat": 31.31129,
+        "lon": -92.44514,
+        "name": "Alexandria"
+      },
+      {
+        "lat": 42.00833,
+        "lon": -91.64407,
+        "name": "Cedar Rapids"
+      },
+      {
+        "lat": 45.03341,
+        "lon": -79.31633,
+        "name": "Bracebridge"
+      },
+      {
+        "lat": 40.60079,
+        "lon": -74.64815,
+        "name": "Bridgewater"
+      },
+      {
+        "lat": 40.83121,
+        "lon": -73.02955,
+        "name": "Farmingville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1411497.14,
+      "perimeter_km": 5081.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 22.82815,
+        "lon": 87.60888,
+        "name": "R\u0101mj\u012bbanpur"
+      },
+      {
+        "lat": 26.54953,
+        "lon": 82.65841,
+        "name": "T\u0101nd\u0101"
+      },
+      {
+        "lat": 25.31232,
+        "lon": 100.27983,
+        "name": "Miaojie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 353395.56,
+      "perimeter_km": 3730.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 44.1525,
+        "lon": 125.83278,
+        "name": "Jiutai"
+      },
+      {
+        "lat": 48.4793,
+        "lon": 124.87016,
+        "name": "Nehe"
+      },
+      {
+        "lat": 35.8401,
+        "lon": 139.89864,
+        "name": "Minaminagareyama"
+      },
+      {
+        "lat": 32.96367,
+        "lon": 132.5661,
+        "name": "Mish\u014dhiraj\u014d"
+      },
+      {
+        "lat": 34.00964,
+        "lon": 131.86637,
+        "name": "Kudamatsu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 799821.44,
+      "perimeter_km": 4472.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.83382,
+        "lon": 144.93834,
+        "name": "City of Port Phillip"
+      },
+      {
+        "lat": -38.14711,
+        "lon": 144.36069,
+        "name": "Geelong"
+      },
+      {
+        "lat": -26.65682,
+        "lon": 153.07955,
+        "name": "Sunshine Coast"
+      },
+      {
+        "lat": -33.86785,
+        "lon": 151.20732,
+        "name": "Sydney"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 194925.24,
+      "perimeter_km": 3115.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 25.00255,
+        "lon": 55.10811,
+        "name": "Jebel Ali"
+      },
+      {
+        "lat": 35.03333,
+        "lon": 71.35809,
+        "name": "\u0100sm\u0101r"
+      },
+      {
+        "lat": 28.28187,
+        "lon": 68.43761,
+        "name": "Jacobabad"
+      },
+      {
+        "lat": 26.45528,
+        "lon": 68.31835,
+        "name": "Daur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 605928.74,
+      "perimeter_km": 4252.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.88108,
+        "lon": -6.9063,
+        "name": "Khouribga"
+      },
+      {
+        "lat": 35.85451,
+        "lon": 5.29053,
+        "name": "Salah Bey"
+      },
+      {
+        "lat": 36.40937,
+        "lon": 5.94463,
+        "name": "Fedj M\u2019Zala"
+      },
+      {
+        "lat": 35.23151,
+        "lon": 9.12321,
+        "name": "Sbeitla"
+      },
+      {
+        "lat": 34.32081,
+        "lon": 8.40157,
+        "name": "Metlaoui"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 220133.13,
+      "perimeter_km": 3112.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 36.8,
+        "lon": 4.26667,
+        "name": "Timizart"
+      },
+      {
+        "lat": 36.772,
+        "lon": 5.8982,
+        "name": "District of Taher"
+      },
+      {
+        "lat": 35.40417,
+        "lon": 8.12417,
+        "name": "T\u00e9bessa"
+      },
+      {
+        "lat": 32.88743,
+        "lon": 13.18733,
+        "name": "Tripoli"
+      },
+      {
+        "lat": 34.94529,
+        "lon": 8.56789,
+        "name": "Feriana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 22537.88,
+      "perimeter_km": 1862.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.72083,
+        "lon": 104.88583,
+        "name": "Wushan"
+      },
+      {
+        "lat": 35.16278,
+        "lon": 112.865,
+        "name": "Xixiang"
+      },
+      {
+        "lat": 34.67147,
+        "lon": 116.49213,
+        "name": "Wanggou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 21078.99,
+      "perimeter_km": 2124.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.87309,
+        "lon": 7.87765,
+        "name": "Nefta"
+      },
+      {
+        "lat": 36.73829,
+        "lon": 3.28079,
+        "name": "Rouiba"
+      },
+      {
+        "lat": 36.11653,
+        "lon": 6.35434,
+        "name": "Telerghma"
+      },
+      {
+        "lat": 36.68482,
+        "lon": 7.75111,
+        "name": "Drean"
+      },
+      {
+        "lat": 32.19,
+        "lon": 20.59653,
+        "name": "Al Aby\u0101r"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 235514.36,
+      "perimeter_km": 3426.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.74422,
+        "lon": -90.30539,
+        "name": "Ferguson"
+      },
+      {
+        "lat": 41.50615,
+        "lon": -87.6356,
+        "name": "Chicago Heights"
+      },
+      {
+        "lat": 38.934,
+        "lon": -76.89664,
+        "name": "Landover"
+      },
+      {
+        "lat": 36.32959,
+        "lon": -78.39916,
+        "name": "Henderson"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 339612.33,
+      "perimeter_km": 2737.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 28.359,
+        "lon": -80.69,
+        "name": "Merritt Island"
+      },
+      {
+        "lat": 41.4156,
+        "lon": -81.92347,
+        "name": "North Olmsted"
+      },
+      {
+        "lat": 42.85006,
+        "lon": -78.79975,
+        "name": "West Seneca"
+      },
+      {
+        "lat": 40.51868,
+        "lon": -78.39474,
+        "name": "Altoona"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 247797.65,
+      "perimeter_km": 3388.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 37.65896,
+        "lon": -5.52751,
+        "name": "Lora del R\u00edo"
+      },
+      {
+        "lat": 38.76698,
+        "lon": -9.29793,
+        "name": "Cac\u00e9m"
+      },
+      {
+        "lat": 47.20791,
+        "lon": 7.53714,
+        "name": "Solothurn"
+      },
+      {
+        "lat": 45.31407,
+        "lon": 8.85437,
+        "name": "Vigevano"
+      },
+      {
+        "lat": 45.53763,
+        "lon": 9.92699,
+        "name": "Chiari"
+      },
+      {
+        "lat": 42.04,
+        "lon": 21.425,
+        "name": "\u0160uto Orizare"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1019530.21,
+      "perimeter_km": 5669.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 42.49044,
+        "lon": -83.01304,
+        "name": "Warren"
+      },
+      {
+        "lat": 43.07305,
+        "lon": -89.40123,
+        "name": "Madison"
+      },
+      {
+        "lat": 42.50482,
+        "lon": -71.19561,
+        "name": "Burlington"
+      },
+      {
+        "lat": 42.19454,
+        "lon": -71.83563,
+        "name": "Auburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 77318.59,
+      "perimeter_km": 2990.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -41.28664,
+        "lon": 174.77557,
+        "name": "Wellington"
+      },
+      {
+        "lat": -41.31667,
+        "lon": 173.23333,
+        "name": "Stoke"
+      },
+      {
+        "lat": -36.88158,
+        "lon": 174.76204,
+        "name": "Mount Eden"
+      },
+      {
+        "lat": -37.78333,
+        "lon": 175.28333,
+        "name": "Hamilton"
+      },
+      {
+        "lat": -39.6381,
+        "lon": 176.84918,
+        "name": "Hastings"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 73256.9,
+      "perimeter_km": 1250.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.34381,
+        "lon": 3.22475,
+        "name": "\u2019A\u00efn el Bell"
+      },
+      {
+        "lat": 34.22568,
+        "lon": -3.35361,
+        "name": "Guercif"
+      },
+      {
+        "lat": 36.30554,
+        "lon": 2.2248,
+        "name": "Miliana"
+      },
+      {
+        "lat": 36.74625,
+        "lon": 3.83163,
+        "name": "Naciria"
+      },
+      {
+        "lat": 37.15964,
+        "lon": 9.7606,
+        "name": "Tinja"
+      },
+      {
+        "lat": 36.87744,
+        "lon": 10.2468,
+        "name": "Sukrah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 167837.26,
+      "perimeter_km": 2589.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.67895,
+        "lon": -115.49888,
+        "name": "Calexico"
+      },
+      {
+        "lat": 41.55365,
+        "lon": -87.45198,
+        "name": "Highland"
+      },
+      {
+        "lat": 25.87972,
+        "lon": -97.50417,
+        "name": "Heroica Matamoros"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1897539.74,
+      "perimeter_km": 6531.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 50.54345,
+        "lon": 30.21201,
+        "name": "Bucha"
+      },
+      {
+        "lat": 44.89497,
+        "lon": 37.31623,
+        "name": "Anapa"
+      },
+      {
+        "lat": 35.12489,
+        "lon": 33.94135,
+        "name": "Famagusta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 374316.31,
+      "perimeter_km": 3686.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -44.39672,
+        "lon": 171.25364,
+        "name": "Timaru"
+      },
+      {
+        "lat": -41.31667,
+        "lon": 173.23333,
+        "name": "Stoke"
+      },
+      {
+        "lat": -36.9682,
+        "lon": 174.84019,
+        "name": "Papatoetoe"
+      },
+      {
+        "lat": -39.4926,
+        "lon": 176.91233,
+        "name": "Napier"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 127781.44,
+      "perimeter_km": 1933.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.72835,
+        "lon": -117.14642,
+        "name": "Menifee"
+      },
+      {
+        "lat": 33.91668,
+        "lon": -117.90006,
+        "name": "Brea"
+      },
+      {
+        "lat": 42.8713,
+        "lon": -112.44553,
+        "name": "Pocatello"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 39854.24,
+      "perimeter_km": 2271.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.0491,
+        "lon": -6.74477,
+        "name": "Gagny"
+      },
+      {
+        "lat": 5.56025,
+        "lon": -6.02111,
+        "name": "Dagbao I"
+      },
+      {
+        "lat": 12.64824,
+        "lon": 0.49314,
+        "name": "Gay\u00e9ri"
+      },
+      {
+        "lat": 6.44694,
+        "lon": 3.41528,
+        "name": "Obalende"
+      },
+      {
+        "lat": 5.52491,
+        "lon": 7.49461,
+        "name": "Umuahia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 514383.63,
+      "perimeter_km": 3962.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -34.28853,
+        "lon": 146.05093,
+        "name": "Griffith"
+      },
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -28.21298,
+        "lon": 153.53634,
+        "name": "Banora Point"
+      },
+      {
+        "lat": -33.89743,
+        "lon": 150.93446,
+        "name": "Cabramatta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 367552.59,
+      "perimeter_km": 2865.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 28.07389,
+        "lon": -82.43902,
+        "name": "University"
+      },
+      {
+        "lat": 40.71754,
+        "lon": -89.58426,
+        "name": "North Peoria"
+      },
+      {
+        "lat": 43.42528,
+        "lon": -88.18343,
+        "name": "West Bend"
+      },
+      {
+        "lat": 43.1859,
+        "lon": -76.17243,
+        "name": "Clay"
+      },
+      {
+        "lat": 40.65649,
+        "lon": -73.6093,
+        "name": "Baldwin"
+      },
+      {
+        "lat": 39.91678,
+        "lon": -75.15546,
+        "name": "Whitman"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1344156.24,
+      "perimeter_km": 4827.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.04282,
+        "lon": -86.12749,
+        "name": "Westfield"
+      },
+      {
+        "lat": 41.39482,
+        "lon": -73.45401,
+        "name": "Danbury"
+      },
+      {
+        "lat": 38.99067,
+        "lon": -77.02609,
+        "name": "Silver Spring"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 129292.36,
+      "perimeter_km": 2271.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 42.33669,
+        "lon": -7.86407,
+        "name": "Ourense"
+      },
+      {
+        "lat": 50.7838,
+        "lon": -0.96869,
+        "name": "Hayling Island"
+      },
+      {
+        "lat": 51.25251,
+        "lon": 4.50268,
+        "name": "Schoten"
+      },
+      {
+        "lat": 42.5114,
+        "lon": 14.14507,
+        "name": "Montesilvano Marina"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 989494.62,
+      "perimeter_km": 4478.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 48.85029,
+        "lon": 2.14523,
+        "name": "La Celle-Saint-Cloud"
+      },
+      {
+        "lat": 50.73438,
+        "lon": 7.09549,
+        "name": "Bonn"
+      },
+      {
+        "lat": 47.65983,
+        "lon": 33.71952,
+        "name": "Apostolove"
+      },
+      {
+        "lat": 37.9625,
+        "lon": 23.61972,
+        "name": "Kerats\u00edni"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1619010.48,
+      "perimeter_km": 5823.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.7775,
+        "lon": 100.51977,
+        "name": "Dusit"
+      },
+      {
+        "lat": 30.41587,
+        "lon": 103.46089,
+        "name": "Linqiong"
+      },
+      {
+        "lat": 30.00047,
+        "lon": 106.13043,
+        "name": "Tongxi"
+      },
+      {
+        "lat": 22.31939,
+        "lon": 114.15736,
+        "name": "Olympic"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1245471.26,
+      "perimeter_km": 5030.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.93196,
+        "lon": -117.94617,
+        "name": "La Habra"
+      },
+      {
+        "lat": 49.16473,
+        "lon": -122.64042,
+        "name": "Walnut Grove"
+      },
+      {
+        "lat": 43.49183,
+        "lon": -116.42012,
+        "name": "Kuna"
+      },
+      {
+        "lat": 28.19013,
+        "lon": -105.47012,
+        "name": "Ciudad Delicias"
+      },
+      {
+        "lat": 36.80553,
+        "lon": -114.06719,
+        "name": "Mesquite"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1277856.97,
+      "perimeter_km": 6217.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -23.38032,
+        "lon": 150.50595,
+        "name": "Rockhampton"
+      },
+      {
+        "lat": -16.92366,
+        "lon": 145.76613,
+        "name": "Cairns"
+      },
+      {
+        "lat": -5.55085,
+        "lon": 150.13766,
+        "name": "Kimbe"
+      },
+      {
+        "lat": -0.55085,
+        "lon": 166.9252,
+        "name": "Yaren"
+      },
+      {
+        "lat": -9.43056,
+        "lon": 159.92103,
+        "name": "Nggosi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2531916.52,
+      "perimeter_km": 7268.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -21.41972,
+        "lon": -50.0775,
+        "name": "Pen\u00e1polis"
+      },
+      {
+        "lat": -27.14944,
+        "lon": -52.31056,
+        "name": "Seara"
+      },
+      {
+        "lat": -21.38111,
+        "lon": -51.57056,
+        "name": "Tupi Paulista"
+      },
+      {
+        "lat": -11.86417,
+        "lon": -55.5025,
+        "name": "Sinop"
+      },
+      {
+        "lat": -19.76694,
+        "lon": -44.08667,
+        "name": "Ribeir\u00e3o das Neves"
+      },
+      {
+        "lat": -23.69389,
+        "lon": -46.565,
+        "name": "S\u00e3o Bernardo do Campo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 624973.53,
+      "perimeter_km": 4909.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 19.51194,
+        "lon": -98.88293,
+        "name": "Texcoco de Mora"
+      },
+      {
+        "lat": 20.21322,
+        "lon": -100.88023,
+        "name": "Salvatierra"
+      },
+      {
+        "lat": 29.03386,
+        "lon": -95.43439,
+        "name": "Lake Jackson"
+      },
+      {
+        "lat": 29.6241,
+        "lon": -90.7512,
+        "name": "Bayou Cane"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 350359.92,
+      "perimeter_km": 3197.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 10.01171,
+        "lon": 77.34976,
+        "name": "Bodin\u0101yakkan\u016br"
+      },
+      {
+        "lat": 25.42378,
+        "lon": 77.66223,
+        "name": "Shivpuri"
+      },
+      {
+        "lat": 28.20147,
+        "lon": 78.38723,
+        "name": "Naraura"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 56082.3,
+      "perimeter_km": 4056.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.87722,
+        "lon": 115.77028,
+        "name": "Bozhou"
+      },
+      {
+        "lat": 46.08333,
+        "lon": 122.08333,
+        "name": "Ulanhot"
+      },
+      {
+        "lat": 34.91667,
+        "lon": 136.98333,
+        "name": "Takahama"
+      },
+      {
+        "lat": 35.06667,
+        "lon": 134.91667,
+        "name": "Kajiya"
+      },
+      {
+        "lat": 32.47126,
+        "lon": 131.65452,
+        "name": "Kadogawa"
+      },
+      {
+        "lat": 32.21667,
+        "lon": 130.4,
+        "name": "Minamata"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1546851.19,
+      "perimeter_km": 5324.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 0.04865,
+        "lon": 18.26034,
+        "name": "Mbandaka"
+      },
+      {
+        "lat": -5.06667,
+        "lon": 32.73333,
+        "name": "Tumbi"
+      },
+      {
+        "lat": -4.52483,
+        "lon": 35.3849,
+        "name": "Katesh"
+      },
+      {
+        "lat": -10.68333,
+        "lon": 35.65,
+        "name": "Songea"
+      },
+      {
+        "lat": -15.78499,
+        "lon": 35.00854,
+        "name": "Blantyre"
+      },
+      {
+        "lat": -22.0,
+        "lon": 35.31667,
+        "name": "Vilankulo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2022420.8,
+      "perimeter_km": 7024.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -35.28346,
+        "lon": 149.12807,
+        "name": "Canberra"
+      },
+      {
+        "lat": -37.83382,
+        "lon": 144.93834,
+        "name": "City of Port Phillip"
+      },
+      {
+        "lat": -27.46794,
+        "lon": 153.02809,
+        "name": "Brisbane"
+      },
+      {
+        "lat": -31.43084,
+        "lon": 152.90894,
+        "name": "Port Macquarie"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.79728,
+        "lon": 150.7847,
+        "name": "St Clair"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 184278.45,
+      "perimeter_km": 2845.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 44.40854,
+        "lon": 0.70415,
+        "name": "Villeneuve-sur-Lot"
+      },
+      {
+        "lat": 40.25038,
+        "lon": -3.83062,
+        "name": "Humanes de Madrid"
+      },
+      {
+        "lat": 51.35,
+        "lon": -0.2,
+        "name": "Sutton"
+      },
+      {
+        "lat": 54.90896,
+        "lon": 9.78917,
+        "name": "S\u00f8nderborg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 426134.25,
+      "perimeter_km": 3969.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 23.09544,
+        "lon": -82.32669,
+        "name": "San Miguel del Padr\u00f3n"
+      },
+      {
+        "lat": 41.91643,
+        "lon": -83.39771,
+        "name": "Monroe"
+      },
+      {
+        "lat": 40.02845,
+        "lon": -75.15157,
+        "name": "Logan"
+      },
+      {
+        "lat": 36.32959,
+        "lon": -78.39916,
+        "name": "Henderson"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 848389.56,
+      "perimeter_km": 4837.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      },
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -32.27682,
+        "lon": 115.72978,
+        "name": "Rockingham"
+      },
+      {
+        "lat": -28.77897,
+        "lon": 114.61459,
+        "name": "Geraldton"
+      },
+      {
+        "lat": -31.8075,
+        "lon": 115.86599,
+        "name": "Landsdale"
+      },
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 38124.51,
+      "perimeter_km": 1654.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 20.05523,
+        "lon": -97.05214,
+        "name": "Villa Independencia"
+      },
+      {
+        "lat": 26.13258,
+        "lon": -97.6311,
+        "name": "San Benito"
+      },
+      {
+        "lat": 13.38333,
+        "lon": -88.35,
+        "name": "San Rafael Oriente"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 300046.39,
+      "perimeter_km": 3581.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 50.96667,
+        "lon": -1.35,
+        "name": "Eastleigh"
+      },
+      {
+        "lat": 51.82166,
+        "lon": -1.2886,
+        "name": "Kidlington"
+      },
+      {
+        "lat": 51.33568,
+        "lon": 1.41797,
+        "name": "Ramsgate"
+      },
+      {
+        "lat": 52.4031,
+        "lon": 13.26014,
+        "name": "Teltow"
+      },
+      {
+        "lat": 45.35753,
+        "lon": 11.78725,
+        "name": "Abano Terme"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 407116.37,
+      "perimeter_km": 3055.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -19.96778,
+        "lon": -44.19833,
+        "name": "Betim"
+      },
+      {
+        "lat": -15.84577,
+        "lon": -47.88369,
+        "name": "Lago Sul"
+      },
+      {
+        "lat": -3.36139,
+        "lon": -42.41778,
+        "name": "S\u00e3o Bernardo"
+      },
+      {
+        "lat": -5.115,
+        "lon": -36.63444,
+        "name": "Macau"
+      },
+      {
+        "lat": -7.73667,
+        "lon": -37.99333,
+        "name": "Princesa Isabel"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1032953.14,
+      "perimeter_km": 4626.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.857,
+        "lon": 108.00592,
+        "name": "Danzi"
+      },
+      {
+        "lat": 38.98082,
+        "lon": 106.3892,
+        "name": "Shizuishan"
+      },
+      {
+        "lat": 36.18389,
+        "lon": 113.10528,
+        "name": "Changzhi"
+      },
+      {
+        "lat": 37.07484,
+        "lon": 120.46251,
+        "name": "Malianzhuang"
+      },
+      {
+        "lat": 22.34544,
+        "lon": 114.19327,
+        "name": "Chuk Yuen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1169202.43,
+      "perimeter_km": 5120.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.74124,
+        "lon": 144.73631,
+        "name": "Caroline Springs"
+      },
+      {
+        "lat": -32.24295,
+        "lon": 148.60484,
+        "name": "Dubbo"
+      },
+      {
+        "lat": -27.50578,
+        "lon": 153.10236,
+        "name": "Carindale"
+      },
+      {
+        "lat": -33.8,
+        "lon": 151.18333,
+        "name": "Chatswood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 204563.82,
+      "perimeter_km": 2839.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.15679,
+        "lon": -94.96827,
+        "name": "Mount Pleasant"
+      },
+      {
+        "lat": 38.44098,
+        "lon": -105.24245,
+        "name": "Ca\u00f1on City"
+      },
+      {
+        "lat": 47.42715,
+        "lon": -92.93769,
+        "name": "Hibbing"
+      },
+      {
+        "lat": 43.03311,
+        "lon": -78.96254,
+        "name": "Grand Island"
+      },
+      {
+        "lat": 39.95071,
+        "lon": -75.19476,
+        "name": "University City"
+      },
+      {
+        "lat": 39.92894,
+        "lon": -85.37025,
+        "name": "New Castle"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2393285.8,
+      "perimeter_km": 6175.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.92337,
+        "lon": -87.69922,
+        "name": "Logan Square"
+      },
+      {
+        "lat": 44.85469,
+        "lon": -93.47079,
+        "name": "Eden Prairie"
+      },
+      {
+        "lat": 43.64147,
+        "lon": -70.24088,
+        "name": "South Portland"
+      },
+      {
+        "lat": 41.38949,
+        "lon": -82.01903,
+        "name": "North Ridgeville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 427208.02,
+      "perimeter_km": 3889.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 6.38423,
+        "lon": -3.88759,
+        "name": "Akoup\u00e9"
+      },
+      {
+        "lat": 11.86819,
+        "lon": 3.38327,
+        "name": "Malanville"
+      },
+      {
+        "lat": 4.57728,
+        "lon": 13.68459,
+        "name": "Bertoua"
+      },
+      {
+        "lat": 5.82917,
+        "lon": 7.35056,
+        "name": "Okigwe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 727708.53,
+      "perimeter_km": 4356.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 36.53628,
+        "lon": 3.8334,
+        "name": "Draa el Mizan"
+      },
+      {
+        "lat": 36.54722,
+        "lon": 4.68611,
+        "name": "Seddouk"
+      },
+      {
+        "lat": 36.51611,
+        "lon": 6.32722,
+        "name": "Grarem"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 148.6,
+      "perimeter_km": 445.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 47.38623,
+        "lon": 0.74849,
+        "name": "Saint-Pierre-des-Corps"
+      },
+      {
+        "lat": 51.21444,
+        "lon": -0.80054,
+        "name": "Farnham"
+      },
+      {
+        "lat": 48.89148,
+        "lon": 2.46451,
+        "name": "Noisy-le-Sec"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 35887.2,
+      "perimeter_km": 998.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -0.9575,
+        "lon": 29.78972,
+        "name": "Kanungu"
+      },
+      {
+        "lat": 2.77391,
+        "lon": 27.61603,
+        "name": "Isiro"
+      },
+      {
+        "lat": 0.53392,
+        "lon": 38.51878,
+        "name": "Garba Tula"
+      },
+      {
+        "lat": -8.65,
+        "lon": 34.3,
+        "name": "Urunda"
+      },
+      {
+        "lat": -8.4,
+        "lon": 33.15,
+        "name": "Makongolosi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 726909.14,
+      "perimeter_km": 3877.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 16.25624,
+        "lon": 97.7246,
+        "name": "Mudon"
+      },
+      {
+        "lat": 31.16611,
+        "lon": 112.58306,
+        "name": "Zhongxiang"
+      },
+      {
+        "lat": 36.22107,
+        "lon": 118.69663,
+        "name": "Yishan"
+      },
+      {
+        "lat": 23.73333,
+        "lon": 114.68333,
+        "name": "Heyuan"
+      },
+      {
+        "lat": 14.96806,
+        "lon": 120.95472,
+        "name": "Pantubig"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2325345.79,
+      "perimeter_km": 8143.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -27.03026,
+        "lon": 28.60061,
+        "name": "Villiers"
+      },
+      {
+        "lat": -25.47288,
+        "lon": 28.09919,
+        "name": "Soshanguve"
+      },
+      {
+        "lat": -8.56667,
+        "lon": 32.05,
+        "name": "Laela"
+      },
+      {
+        "lat": -16.11528,
+        "lon": 33.72944,
+        "name": "Moatize"
+      },
+      {
+        "lat": -15.45694,
+        "lon": 38.67722,
+        "name": "Murrupula"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 725227.45,
+      "perimeter_km": 5155.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 29.35896,
+        "lon": 30.68061,
+        "name": "Ibshaw\u0101y"
+      },
+      {
+        "lat": 30.35487,
+        "lon": 31.20105,
+        "name": "\u0162\u016bkh"
+      },
+      {
+        "lat": 26.67418,
+        "lon": 31.49686,
+        "name": "Juhaynah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 11949.12,
+      "perimeter_km": 840.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.63566,
+        "lon": -96.60888,
+        "name": "Sherman"
+      },
+      {
+        "lat": 41.23922,
+        "lon": -81.34594,
+        "name": "Streetsboro"
+      },
+      {
+        "lat": 45.56667,
+        "lon": -73.66667,
+        "name": "Ahuntsic-Cartierville"
+      },
+      {
+        "lat": 40.94065,
+        "lon": -73.99681,
+        "name": "Dumont"
+      },
+      {
+        "lat": 39.19289,
+        "lon": -76.72414,
+        "name": "Hanover"
+      },
+      {
+        "lat": 37.30432,
+        "lon": -77.2872,
+        "name": "Hopewell"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 994124.01,
+      "perimeter_km": 5198.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.83382,
+        "lon": 144.93834,
+        "name": "City of Port Phillip"
+      },
+      {
+        "lat": -34.91119,
+        "lon": 138.70735,
+        "name": "Adelaide Hills"
+      },
+      {
+        "lat": -27.49325,
+        "lon": 153.05826,
+        "name": "Coorparoo"
+      },
+      {
+        "lat": -28.00029,
+        "lon": 153.43088,
+        "name": "Gold Coast"
+      },
+      {
+        "lat": -33.8,
+        "lon": 151.18333,
+        "name": "Chatswood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 610281.2,
+      "perimeter_km": 3704.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -36.35846,
+        "lon": 146.32056,
+        "name": "Wangaratta"
+      },
+      {
+        "lat": -37.8739,
+        "lon": 145.02485,
+        "name": "Caulfield North"
+      },
+      {
+        "lat": -20.72523,
+        "lon": 139.49727,
+        "name": "Mount Isa"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -33.91972,
+        "lon": 151.07592,
+        "name": "Lakemba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 904432.2,
+      "perimeter_km": 4709.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -27.80138,
+        "lon": 28.42726,
+        "name": "Reitz"
+      },
+      {
+        "lat": -7.58333,
+        "lon": 31.26667,
+        "name": "Chala"
+      },
+      {
+        "lat": -19.11639,
+        "lon": 33.48333,
+        "name": "Chimoio"
+      },
+      {
+        "lat": -19.86439,
+        "lon": 34.46735,
+        "name": "B\u00fazi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 516359.1,
+      "perimeter_km": 4779.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.96667,
+        "lon": 145.16667,
+        "name": "Noble Park"
+      },
+      {
+        "lat": -20.72523,
+        "lon": 139.49727,
+        "name": "Mount Isa"
+      },
+      {
+        "lat": -26.65682,
+        "lon": 153.07955,
+        "name": "Sunshine Coast"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1119877.47,
+      "perimeter_km": 4983.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 26.05731,
+        "lon": -80.27172,
+        "name": "Cooper City"
+      },
+      {
+        "lat": 32.36431,
+        "lon": -88.70366,
+        "name": "Meridian"
+      },
+      {
+        "lat": 43.70643,
+        "lon": -79.39864,
+        "name": "Toronto"
+      },
+      {
+        "lat": 39.25094,
+        "lon": -76.76469,
+        "name": "Ilchester"
+      },
+      {
+        "lat": 39.60678,
+        "lon": -75.83327,
+        "name": "Elkton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1102177.89,
+      "perimeter_km": 4769.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -29.16163,
+        "lon": -67.49934,
+        "name": "Chilecito"
+      },
+      {
+        "lat": -24.28389,
+        "lon": -53.84,
+        "name": "Palotina"
+      },
+      {
+        "lat": -27.58612,
+        "lon": -48.52335,
+        "name": "Trindade"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 413913.61,
+      "perimeter_km": 3968.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 51.5489,
+        "lon": -0.48211,
+        "name": "Uxbridge"
+      },
+      {
+        "lat": 53.68331,
+        "lon": -1.49768,
+        "name": "Wakefield"
+      },
+      {
+        "lat": 47.65527,
+        "lon": 24.66328,
+        "name": "Bor\u015fa"
+      },
+      {
+        "lat": 44.48967,
+        "lon": 11.21831,
+        "name": "Zola Predosa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 822753.2,
+      "perimeter_km": 4458.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -10.22306,
+        "lon": -54.97972,
+        "name": "Peixoto de Azevedo"
+      },
+      {
+        "lat": -1.515,
+        "lon": -48.04472,
+        "name": "Bujaru"
+      },
+      {
+        "lat": -2.86444,
+        "lon": -44.03944,
+        "name": "Morros"
+      },
+      {
+        "lat": -8.71167,
+        "lon": -36.415,
+        "name": "Jupi"
+      },
+      {
+        "lat": -14.75639,
+        "lon": -40.08917,
+        "name": "Igua\u00ed"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1666574.14,
+      "perimeter_km": 5243.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 24.51863,
+        "lon": 91.35787,
+        "name": "Baniachang"
+      },
+      {
+        "lat": 24.24984,
+        "lon": 89.91655,
+        "name": "T\u0101ng\u0101il"
+      },
+      {
+        "lat": 28.49482,
+        "lon": 77.30587,
+        "name": "Taj Pul"
+      },
+      {
+        "lat": 26.86852,
+        "lon": 99.95628,
+        "name": "Shigu"
+      },
+      {
+        "lat": 24.96667,
+        "lon": 105.81667,
+        "name": "Zhelou"
+      },
+      {
+        "lat": 20.63459,
+        "lon": 96.56454,
+        "name": "Kalaw"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 978321.67,
+      "perimeter_km": 6097.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.91262,
+        "lon": -96.63888,
+        "name": "Garland"
+      },
+      {
+        "lat": 41.36616,
+        "lon": -81.8543,
+        "name": "Berea"
+      },
+      {
+        "lat": 41.00367,
+        "lon": -80.34701,
+        "name": "New Castle"
+      },
+      {
+        "lat": 43.63897,
+        "lon": -70.31533,
+        "name": "South Portland Gardens"
+      },
+      {
+        "lat": 25.85704,
+        "lon": -80.23699,
+        "name": "West Little River"
+      },
+      {
+        "lat": 28.30468,
+        "lon": -81.41667,
+        "name": "Kissimmee"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2213451.84,
+      "perimeter_km": 6625.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 21.16813,
+        "lon": -102.46097,
+        "name": "Jalostotitl\u00e1n"
+      },
+      {
+        "lat": 21.99631,
+        "lon": -99.01093,
+        "name": "Ciudad Valles"
+      },
+      {
+        "lat": 16.36554,
+        "lon": -92.37063,
+        "name": "Las Rosas"
+      },
+      {
+        "lat": 14.08213,
+        "lon": -91.05383,
+        "name": "La Gomera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 234351.79,
+      "perimeter_km": 3037.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.81667,
+        "lon": 145.23333,
+        "name": "Ringwood"
+      },
+      {
+        "lat": -28.21901,
+        "lon": 152.03438,
+        "name": "Warwick"
+      },
+      {
+        "lat": -27.61025,
+        "lon": 153.05388,
+        "name": "Sunnybank Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 34501.61,
+      "perimeter_km": 2710.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.07262,
+        "lon": 14.33231,
+        "name": "Caserta"
+      },
+      {
+        "lat": 51.02102,
+        "lon": 17.32095,
+        "name": "Jelcz"
+      },
+      {
+        "lat": 61.68857,
+        "lon": 27.27227,
+        "name": "Mikkeli"
+      },
+      {
+        "lat": 58.38062,
+        "lon": 26.72509,
+        "name": "Tartu"
+      },
+      {
+        "lat": 49.73303,
+        "lon": 29.66426,
+        "name": "Skvyra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1004708.63,
+      "perimeter_km": 5342.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 45.01054,
+        "lon": 7.82133,
+        "name": "Chieri"
+      },
+      {
+        "lat": 50.72431,
+        "lon": 15.17108,
+        "name": "Jablonec nad Nisou"
+      },
+      {
+        "lat": 52.58713,
+        "lon": 14.64953,
+        "name": "Kostrzyn nad Odr\u0105"
+      },
+      {
+        "lat": 50.80502,
+        "lon": 23.89251,
+        "name": "Hrubiesz\u00f3w"
+      },
+      {
+        "lat": 49.23295,
+        "lon": 31.88427,
+        "name": "Smila"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 619359.03,
+      "perimeter_km": 4183.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 9.53795,
+        "lon": -13.67729,
+        "name": "Conakry"
+      },
+      {
+        "lat": 11.86357,
+        "lon": -15.59767,
+        "name": "Bissau"
+      },
+      {
+        "lat": 7.04119,
+        "lon": -7.168,
+        "name": "Bangolo Tahouake"
+      },
+      {
+        "lat": 5.49462,
+        "lon": -4.05183,
+        "name": "Anyama"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 77152.15,
+      "perimeter_km": 2938.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.7,
+        "lon": 144.93333,
+        "name": "Glenroy"
+      },
+      {
+        "lat": -38.02388,
+        "lon": 144.40617,
+        "name": "Lara"
+      },
+      {
+        "lat": -34.75705,
+        "lon": 138.60819,
+        "name": "Paralowie"
+      },
+      {
+        "lat": -27.35364,
+        "lon": 152.96848,
+        "name": "Albany Creek"
+      },
+      {
+        "lat": -27.91828,
+        "lon": 153.33275,
+        "name": "Helensvale"
+      },
+      {
+        "lat": -33.79728,
+        "lon": 150.7847,
+        "name": "St Clair"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 621267.64,
+      "perimeter_km": 3738.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.7351,
+        "lon": -3.40338,
+        "name": "Aboisso Como\u00e9"
+      },
+      {
+        "lat": 9.7651,
+        "lon": -6.46372,
+        "name": "Kolia"
+      },
+      {
+        "lat": 11.13417,
+        "lon": 2.93861,
+        "name": "Kandi"
+      },
+      {
+        "lat": 9.61524,
+        "lon": 6.54776,
+        "name": "Minna"
+      },
+      {
+        "lat": 12.37813,
+        "lon": 17.05876,
+        "name": "Bokoro"
+      },
+      {
+        "lat": 4.36122,
+        "lon": 18.55496,
+        "name": "Bangui"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1572365.93,
+      "perimeter_km": 6560.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -13.59268,
+        "lon": 24.20081,
+        "name": "Kabompo"
+      },
+      {
+        "lat": -10.70727,
+        "lon": 22.22466,
+        "name": "Luau"
+      },
+      {
+        "lat": -1.29289,
+        "lon": 30.40766,
+        "name": "Bugaragara"
+      },
+      {
+        "lat": 1.11667,
+        "lon": 31.4,
+        "name": "Lwakyomba"
+      },
+      {
+        "lat": 1.78784,
+        "lon": 44.52999,
+        "name": "Qoryooley"
+      },
+      {
+        "lat": -5.05589,
+        "lon": 39.72938,
+        "name": "Wete"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1846729.3,
+      "perimeter_km": 6398.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -16.37057,
+        "lon": -71.52724,
+        "name": "Selva Alegre"
+      },
+      {
+        "lat": -11.07,
+        "lon": -77.59944,
+        "name": "Huaura"
+      },
+      {
+        "lat": -1.96071,
+        "lon": -79.72566,
+        "name": "Samborond\u00f3n"
+      },
+      {
+        "lat": -3.10194,
+        "lon": -60.025,
+        "name": "Manaus"
+      },
+      {
+        "lat": -28.56003,
+        "lon": -66.80737,
+        "name": "Aimogasta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3201996.15,
+      "perimeter_km": 8472.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -16.5,
+        "lon": -68.15,
+        "name": "La Paz"
+      },
+      {
+        "lat": -17.94101,
+        "lon": -65.34016,
+        "name": "Mizque"
+      },
+      {
+        "lat": -30.54389,
+        "lon": -52.52194,
+        "name": "Encruzilhada do Sul"
+      },
+      {
+        "lat": -31.44957,
+        "lon": -60.93153,
+        "name": "Esperanza"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 816544.38,
+      "perimeter_km": 4869.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      },
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      },
+      {
+        "lat": -32.05251,
+        "lon": 115.88782,
+        "name": "Willetton"
+      },
+      {
+        "lat": -28.77897,
+        "lon": 114.61459,
+        "name": "Geraldton"
+      },
+      {
+        "lat": -23.69748,
+        "lon": 133.88362,
+        "name": "Alice Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 786454.86,
+      "perimeter_km": 4847.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 18.10808,
+        "lon": -15.92666,
+        "name": "Dar Naim"
+      },
+      {
+        "lat": 20.51875,
+        "lon": -13.04637,
+        "name": "Atar"
+      },
+      {
+        "lat": 12.86273,
+        "lon": -7.55985,
+        "name": "Koulikoro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 207905.22,
+      "perimeter_km": 2505.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 0.07684,
+        "lon": 29.86832,
+        "name": "Kisinga"
+      },
+      {
+        "lat": 0.37957,
+        "lon": 30.23039,
+        "name": "Rwiimi"
+      },
+      {
+        "lat": 11.73292,
+        "lon": 28.35786,
+        "name": "Al F\u016blah"
+      },
+      {
+        "lat": 7.12294,
+        "lon": 40.00412,
+        "name": "Bale Robe"
+      },
+      {
+        "lat": -4.2929,
+        "lon": 39.56404,
+        "name": "Ukunda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1521149.5,
+      "perimeter_km": 5159.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 8.24521,
+        "lon": 77.301,
+        "name": "Tiruvankod"
+      },
+      {
+        "lat": 11.07238,
+        "lon": 77.19796,
+        "name": "S\u0101mal\u0101puram"
+      },
+      {
+        "lat": 20.22885,
+        "lon": 79.00277,
+        "name": "Warora"
+      },
+      {
+        "lat": 25.01939,
+        "lon": 79.73189,
+        "name": "Mah\u0101r\u0101jpur"
+      },
+      {
+        "lat": 16.9985,
+        "lon": 79.9656,
+        "name": "Kod\u0101r"
+      },
+      {
+        "lat": 6.9329,
+        "lon": 79.8848,
+        "name": "Kolonnawa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 341060.55,
+      "perimeter_km": 4220.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.64042,
+        "lon": -8.46875,
+        "name": "Oulad Barhil"
+      },
+      {
+        "lat": 31.6008,
+        "lon": -7.98653,
+        "name": "M\u00e9chouar-Kasba"
+      },
+      {
+        "lat": 31.83532,
+        "lon": -7.31431,
+        "name": "La\u00e2ttaouia"
+      },
+      {
+        "lat": 36.44788,
+        "lon": 8.4413,
+        "name": "Ghardimaou"
+      },
+      {
+        "lat": 36.83408,
+        "lon": 10.04057,
+        "name": "Oued Lill"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 62554.62,
+      "perimeter_km": 3710.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 39.09556,
+        "lon": -94.35523,
+        "name": "East Independence"
+      },
+      {
+        "lat": 41.95336,
+        "lon": -87.73645,
+        "name": "Irving Park"
+      },
+      {
+        "lat": 41.4156,
+        "lon": -81.92347,
+        "name": "North Olmsted"
+      },
+      {
+        "lat": 35.0907,
+        "lon": -80.68618,
+        "name": "Stallings"
+      },
+      {
+        "lat": 22.37266,
+        "lon": -80.15046,
+        "name": "Ranchuelo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1299096.16,
+      "perimeter_km": 5552.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.73261,
+        "lon": 144.86504,
+        "name": "Keilor East"
+      },
+      {
+        "lat": -20.72523,
+        "lon": 139.49727,
+        "name": "Mount Isa"
+      },
+      {
+        "lat": -27.58333,
+        "lon": 153.1,
+        "name": "Eight Mile Plains"
+      },
+      {
+        "lat": -28.21298,
+        "lon": 153.53634,
+        "name": "Banora Point"
+      },
+      {
+        "lat": -31.09048,
+        "lon": 150.92905,
+        "name": "Tamworth"
+      },
+      {
+        "lat": -33.83333,
+        "lon": 150.98333,
+        "name": "Merrylands"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1222543.02,
+      "perimeter_km": 5031.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -35.41647,
+        "lon": 149.06954,
+        "name": "Tuggeranong Administrative District"
+      },
+      {
+        "lat": -38.03333,
+        "lon": 145.25,
+        "name": "Hampton Park"
+      },
+      {
+        "lat": -28.07071,
+        "lon": 153.39329,
+        "name": "Robina"
+      },
+      {
+        "lat": -33.70244,
+        "lon": 151.09931,
+        "name": "Hornsby"
+      },
+      {
+        "lat": -34.75155,
+        "lon": 149.72086,
+        "name": "Goulburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 109289.24,
+      "perimeter_km": 2719.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 27.82114,
+        "lon": -82.67927,
+        "name": "Lealman"
+      },
+      {
+        "lat": 40.04837,
+        "lon": -86.46917,
+        "name": "Lebanon"
+      },
+      {
+        "lat": 40.20148,
+        "lon": -77.18887,
+        "name": "Carlisle"
+      },
+      {
+        "lat": 42.81259,
+        "lon": -70.87728,
+        "name": "Newburyport"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 813757.96,
+      "perimeter_km": 4769.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.37491,
+        "lon": -16.67841,
+        "name": "Sinchu Alagi"
+      },
+      {
+        "lat": 15.1097,
+        "lon": -16.6218,
+        "name": "M\u00e9kh\u00e9"
+      },
+      {
+        "lat": 7.73855,
+        "lon": -2.1036,
+        "name": "Wankyi"
+      },
+      {
+        "lat": 5.49462,
+        "lon": -4.05183,
+        "name": "Anyama"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 427138.79,
+      "perimeter_km": 3941.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -41.05584,
+        "lon": 145.90375,
+        "name": "Burnie"
+      },
+      {
+        "lat": -37.88214,
+        "lon": 144.98215,
+        "name": "Elwood"
+      },
+      {
+        "lat": -34.28853,
+        "lon": 146.05093,
+        "name": "Griffith"
+      },
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      },
+      {
+        "lat": -33.86482,
+        "lon": 151.20773,
+        "name": "Sydney Central Business District"
+      },
+      {
+        "lat": -35.41647,
+        "lon": 149.06954,
+        "name": "Tuggeranong Administrative District"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 267759.7,
+      "perimeter_km": 2217.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 43.40735,
+        "lon": 5.05526,
+        "name": "Martigues"
+      },
+      {
+        "lat": 47.48671,
+        "lon": 18.31225,
+        "name": "Oroszl\u00e1ny"
+      },
+      {
+        "lat": 37.51803,
+        "lon": 15.00913,
+        "name": "Misterbianco"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 535356.5,
+      "perimeter_km": 3333.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 26.16647,
+        "lon": -80.20838,
+        "name": "Lauderdale Lakes"
+      },
+      {
+        "lat": 42.28143,
+        "lon": -83.38632,
+        "name": "Wayne"
+      },
+      {
+        "lat": 40.75566,
+        "lon": -73.88541,
+        "name": "Jackson Heights"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 696904.74,
+      "perimeter_km": 4347.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 20.48699,
+        "lon": -97.46823,
+        "name": "Coatzintla"
+      },
+      {
+        "lat": 26.18369,
+        "lon": -98.12306,
+        "name": "Alamo"
+      },
+      {
+        "lat": 29.78579,
+        "lon": -95.8244,
+        "name": "Katy"
+      },
+      {
+        "lat": 38.70116,
+        "lon": -90.36234,
+        "name": "Overland"
+      },
+      {
+        "lat": 30.29469,
+        "lon": -81.39314,
+        "name": "Jacksonville Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1451819.8,
+      "perimeter_km": 5395.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 20.34173,
+        "lon": -77.12126,
+        "name": "Manzanillo"
+      },
+      {
+        "lat": 18.5111,
+        "lon": -72.63343,
+        "name": "L\u00e9og\u00e2ne"
+      },
+      {
+        "lat": 20.98812,
+        "lon": -77.42598,
+        "name": "Colombia"
+      },
+      {
+        "lat": 14.78352,
+        "lon": -60.99227,
+        "name": "Sainte-Marie"
+      },
+      {
+        "lat": 13.9957,
+        "lon": -61.00614,
+        "name": "Castries"
+      },
+      {
+        "lat": 10.30618,
+        "lon": -61.44671,
+        "name": "Marabella"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 509625.22,
+      "perimeter_km": 5469.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 35.86187,
+        "lon": 50.87424,
+        "name": "Kam\u0101lshahr"
+      },
+      {
+        "lat": 30.96853,
+        "lon": 74.99106,
+        "name": "Zira"
+      },
+      {
+        "lat": 28.24574,
+        "lon": 69.17974,
+        "name": "Kandhkot"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 539294.07,
+      "perimeter_km": 4852.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.04876,
+        "lon": -81.14648,
+        "name": "Seven Oaks"
+      },
+      {
+        "lat": 44.78941,
+        "lon": -93.60218,
+        "name": "Chaska"
+      },
+      {
+        "lat": 41.39676,
+        "lon": -73.07594,
+        "name": "Seymour"
+      },
+      {
+        "lat": 40.69149,
+        "lon": -73.80569,
+        "name": "Jamaica"
+      },
+      {
+        "lat": 25.05,
+        "lon": -77.41667,
+        "name": "Killarney"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1305932.86,
+      "perimeter_km": 6237.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.79202,
+        "lon": -9.10801,
+        "name": "Sacav\u00e9m"
+      },
+      {
+        "lat": 48.75149,
+        "lon": 2.51163,
+        "name": "Boissy-Saint-L\u00e9ger"
+      },
+      {
+        "lat": 51.36432,
+        "lon": 6.41858,
+        "name": "Kempen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 9933.79,
+      "perimeter_km": 3694.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 14.52727,
+        "lon": 20.92603,
+        "name": "Biltine"
+      },
+      {
+        "lat": 32.76272,
+        "lon": 21.75506,
+        "name": "Al Bay\u1e11\u0101\u2019"
+      },
+      {
+        "lat": 31.02795,
+        "lon": 30.71493,
+        "name": "Shubr\u0101kh\u012bt"
+      },
+      {
+        "lat": 28.69919,
+        "lon": 30.7673,
+        "name": "Al \u2018Idwah"
+      },
+      {
+        "lat": 26.76866,
+        "lon": 31.50198,
+        "name": "\u0162ah\u0163\u0101"
+      },
+      {
+        "lat": 13.49667,
+        "lon": 39.47528,
+        "name": "Mek'ele"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2610203.12,
+      "perimeter_km": 7079.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 52.33976,
+        "lon": -2.28034,
+        "name": "Stourport-on-Severn"
+      },
+      {
+        "lat": 53.557,
+        "lon": 9.964,
+        "name": "St. Pauli"
+      },
+      {
+        "lat": 47.30997,
+        "lon": 8.52462,
+        "name": "Adliswil"
+      },
+      {
+        "lat": 45.79377,
+        "lon": 8.88104,
+        "name": "Malnate"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 337465.58,
+      "perimeter_km": 2792.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -34.75155,
+        "lon": 149.72086,
+        "name": "Goulburn"
+      },
+      {
+        "lat": -37.8,
+        "lon": 144.96667,
+        "name": "Carlton"
+      },
+      {
+        "lat": -34.60251,
+        "lon": 138.74902,
+        "name": "Gawler"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -22.15757,
+        "lon": 166.4572,
+        "name": "Dumb\u00e9a"
+      },
+      {
+        "lat": -33.92893,
+        "lon": 151.05111,
+        "name": "Punchbowl"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 691306.25,
+      "perimeter_km": 6385.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.88461,
+        "lon": 145.29539,
+        "name": "Ferntree Gully"
+      },
+      {
+        "lat": -27.10876,
+        "lon": 152.94907,
+        "name": "Morayfield"
+      },
+      {
+        "lat": -27.91828,
+        "lon": 153.33275,
+        "name": "Helensvale"
+      },
+      {
+        "lat": -33.82346,
+        "lon": 150.94607,
+        "name": "Greystanes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 161624.81,
+      "perimeter_km": 2868.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 42.12114,
+        "lon": -88.25786,
+        "name": "Carpentersville"
+      },
+      {
+        "lat": 44.04996,
+        "lon": -91.63932,
+        "name": "Winona"
+      },
+      {
+        "lat": 42.97839,
+        "lon": -78.79976,
+        "name": "Amherst"
+      },
+      {
+        "lat": 42.59981,
+        "lon": -71.36728,
+        "name": "Chelmsford"
+      },
+      {
+        "lat": 40.72677,
+        "lon": -73.74152,
+        "name": "Queens Village"
+      },
+      {
+        "lat": 38.94278,
+        "lon": -76.73028,
+        "name": "Bowie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 425034.71,
+      "perimeter_km": 3642.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -28.52423,
+        "lon": 28.81582,
+        "name": "Phuthaditjhaba"
+      },
+      {
+        "lat": -16.8375,
+        "lon": 36.98556,
+        "name": "Mocuba"
+      },
+      {
+        "lat": -3.56667,
+        "lon": 36.95,
+        "name": "Mbuguni"
+      },
+      {
+        "lat": -6.7,
+        "lon": 38.73333,
+        "name": "Mlandizi"
+      },
+      {
+        "lat": -15.11646,
+        "lon": 39.2666,
+        "name": "Nampula"
+      },
+      {
+        "lat": -19.9,
+        "lon": 48.8,
+        "name": "Mahanoro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2623973.04,
+      "perimeter_km": 7738.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -2.6924,
+        "lon": 29.0077,
+        "name": "Bugarama"
+      },
+      {
+        "lat": 0.75833,
+        "lon": 30.6825,
+        "name": "Katoke"
+      },
+      {
+        "lat": 6.08333,
+        "lon": 38.03333,
+        "name": "Kele"
+      },
+      {
+        "lat": 6.24585,
+        "lon": 46.2247,
+        "name": "Cabudwaaq"
+      },
+      {
+        "lat": -6.53333,
+        "lon": 37.2,
+        "name": "Msowero"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1399625.81,
+      "perimeter_km": 5081.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.50253,
+        "lon": -72.67307,
+        "name": "Nacimiento"
+      },
+      {
+        "lat": -33.44735,
+        "lon": -70.58279,
+        "name": "\u00d1u\u00f1oa"
+      },
+      {
+        "lat": -25.9466,
+        "lon": -60.62008,
+        "name": "Juan Jos\u00e9 Castelli"
+      },
+      {
+        "lat": -25.3949,
+        "lon": -57.53574,
+        "name": "Nemby"
+      },
+      {
+        "lat": -31.71882,
+        "lon": -55.97925,
+        "name": "Tacuaremb\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 912837.76,
+      "perimeter_km": 4450.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -11.07,
+        "lon": -77.59944,
+        "name": "Huaura"
+      },
+      {
+        "lat": 5.54481,
+        "lon": -73.35756,
+        "name": "Tunja"
+      },
+      {
+        "lat": 7.8112,
+        "lon": -72.44437,
+        "name": "San Antonio del T\u00e1chira"
+      },
+      {
+        "lat": 10.96205,
+        "lon": -71.73034,
+        "name": "San Rafael"
+      },
+      {
+        "lat": 10.16153,
+        "lon": -68.00044,
+        "name": "Valencia"
+      },
+      {
+        "lat": -3.12873,
+        "lon": -58.15501,
+        "name": "Urucurituba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2688067.34,
+      "perimeter_km": 7108.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 42.6865,
+        "lon": -2.94695,
+        "name": "Miranda de Ebro"
+      },
+      {
+        "lat": 42.52165,
+        "lon": -7.51422,
+        "name": "Monforte de Lemos"
+      },
+      {
+        "lat": 54.27966,
+        "lon": -0.40443,
+        "name": "Scarborough"
+      },
+      {
+        "lat": 46.78112,
+        "lon": 4.85372,
+        "name": "Chalon-sur-Sa\u00f4ne"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 585276.54,
+      "perimeter_km": 3459.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.33573,
+        "lon": -72.3939,
+        "name": "Yopal"
+      },
+      {
+        "lat": 6.01335,
+        "lon": -73.67352,
+        "name": "V\u00e9lez"
+      },
+      {
+        "lat": 8.65972,
+        "lon": -75.12809,
+        "name": "San Marcos"
+      },
+      {
+        "lat": 10.46167,
+        "lon": -74.61621,
+        "name": "Pivijay"
+      },
+      {
+        "lat": 7.6429,
+        "lon": -72.27636,
+        "name": "Santa Ana"
+      },
+      {
+        "lat": -3.22083,
+        "lon": -64.80417,
+        "name": "Alvar\u00e3es"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 205670.55,
+      "perimeter_km": 3845.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 62.43965,
+        "lon": 71.76029,
+        "name": "Nizhnesortymskiy"
+      },
+      {
+        "lat": 64.434,
+        "lon": 76.50261,
+        "name": "Gubkinskiy"
+      },
+      {
+        "lat": 62.53528,
+        "lon": 113.96111,
+        "name": "Mirny"
+      },
+      {
+        "lat": 56.09188,
+        "lon": 99.63563,
+        "name": "Chunskiy"
+      },
+      {
+        "lat": 53.9202,
+        "lon": 102.0442,
+        "name": "Zima"
+      },
+      {
+        "lat": 53.14745,
+        "lon": 103.08192,
+        "name": "Cheremkhovo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1190076.71,
+      "perimeter_km": 5737.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 8.24962,
+        "lon": 77.52161,
+        "name": "Aramboli"
+      },
+      {
+        "lat": 10.68674,
+        "lon": 76.65879,
+        "name": "Koduvayur"
+      },
+      {
+        "lat": 9.94679,
+        "lon": 76.36662,
+        "name": "Thiruvankulam"
+      },
+      {
+        "lat": 25.61994,
+        "lon": 75.27609,
+        "name": "Jah\u0101zpur"
+      },
+      {
+        "lat": 13.02054,
+        "lon": 80.16528,
+        "name": "Mugalivakkam"
+      },
+      {
+        "lat": 11.10354,
+        "lon": 79.655,
+        "name": "Mayiladuthurai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 464472.48,
+      "perimeter_km": 4227.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -1.79008,
+        "lon": -79.28759,
+        "name": "Montalvo"
+      },
+      {
+        "lat": 9.79029,
+        "lon": -74.78244,
+        "name": "Plato"
+      },
+      {
+        "lat": 3.62057,
+        "lon": -75.09415,
+        "name": "Natagaima"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 150545.25,
+      "perimeter_km": 2828.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 45.21012,
+        "lon": -123.19872,
+        "name": "McMinnville"
+      },
+      {
+        "lat": 49.245,
+        "lon": -123.03758,
+        "name": "Renfrew-Collingwood"
+      },
+      {
+        "lat": 47.42346,
+        "lon": -120.31035,
+        "name": "Wenatchee"
+      },
+      {
+        "lat": 40.23384,
+        "lon": -111.65853,
+        "name": "Provo"
+      },
+      {
+        "lat": 33.94724,
+        "lon": -118.08535,
+        "name": "Santa Fe Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 712662.39,
+      "perimeter_km": 4019.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.11342,
+        "lon": 145.28326,
+        "name": "Cranbourne"
+      },
+      {
+        "lat": -28.21901,
+        "lon": 152.03438,
+        "name": "Warwick"
+      },
+      {
+        "lat": -27.3171,
+        "lon": 153.03097,
+        "name": "Bracken Ridge"
+      },
+      {
+        "lat": -34.06251,
+        "lon": 151.14961,
+        "name": "Cronulla"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 175019.79,
+      "perimeter_km": 2870.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 47.18213,
+        "lon": 8.46358,
+        "name": "Cham"
+      },
+      {
+        "lat": 51.20737,
+        "lon": 3.44511,
+        "name": "Maldegem"
+      },
+      {
+        "lat": 48.93196,
+        "lon": 9.2024,
+        "name": "Freiberg am Neckar"
+      },
+      {
+        "lat": 40.39899,
+        "lon": 17.63726,
+        "name": "Manduria"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 141610.05,
+      "perimeter_km": 3270.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 37.11906,
+        "lon": -3.584,
+        "name": "Zubia"
+      },
+      {
+        "lat": 53.41667,
+        "lon": -1.2,
+        "name": "Maltby"
+      },
+      {
+        "lat": 44.96694,
+        "lon": 15.94306,
+        "name": "Cazin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1303696.2,
+      "perimeter_km": 5224.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.78306,
+        "lon": -96.80667,
+        "name": "Dallas"
+      },
+      {
+        "lat": 33.13845,
+        "lon": -96.11081,
+        "name": "Greenville"
+      },
+      {
+        "lat": 26.66729,
+        "lon": -81.88009,
+        "name": "North Fort Myers"
+      },
+      {
+        "lat": 22.58691,
+        "lon": -83.94551,
+        "name": "Minas de Matahambre"
+      },
+      {
+        "lat": 11.99008,
+        "lon": -86.30954,
+        "name": "El Crucero"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1325216.8,
+      "perimeter_km": 5874.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 8.29957,
+        "lon": 77.24062,
+        "name": "Unnamalaikadai"
+      },
+      {
+        "lat": 11.69348,
+        "lon": 75.56013,
+        "name": "Azhiy\u016br"
+      },
+      {
+        "lat": 18.73502,
+        "lon": 73.67561,
+        "name": "Talegaon D\u0101bh\u0101de"
+      },
+      {
+        "lat": 18.84724,
+        "lon": 78.62563,
+        "name": "Metpalle"
+      },
+      {
+        "lat": 19.95076,
+        "lon": 79.29523,
+        "name": "Ch\u0101nda"
+      },
+      {
+        "lat": 23.84858,
+        "lon": 90.25002,
+        "name": "Savar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1048146.01,
+      "perimeter_km": 5315.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -34.03857,
+        "lon": 151.10005,
+        "name": "Miranda"
+      },
+      {
+        "lat": -36.12179,
+        "lon": 146.88809,
+        "name": "Wodonga"
+      },
+      {
+        "lat": -32.24295,
+        "lon": 148.60484,
+        "name": "Dubbo"
+      },
+      {
+        "lat": -27.25204,
+        "lon": 152.99226,
+        "name": "Kallangur"
+      },
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 749895.84,
+      "perimeter_km": 4774.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.67139,
+        "lon": 70.20944,
+        "name": "Mehtar L\u0101m"
+      },
+      {
+        "lat": 30.15286,
+        "lon": 78.7771,
+        "name": "Pauri"
+      },
+      {
+        "lat": 30.65622,
+        "lon": 76.82093,
+        "name": "Zerakpur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 27353.18,
+      "perimeter_km": 1906.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.91667,
+        "lon": 145.11667,
+        "name": "Clayton"
+      },
+      {
+        "lat": -34.75705,
+        "lon": 138.60819,
+        "name": "Paralowie"
+      },
+      {
+        "lat": -27.49325,
+        "lon": 153.05826,
+        "name": "Coorparoo"
+      },
+      {
+        "lat": -33.9205,
+        "lon": 151.25522,
+        "name": "Coogee"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 619768.38,
+      "perimeter_km": 3717.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -23.4837,
+        "lon": -46.41309,
+        "name": "Jardim Helena"
+      },
+      {
+        "lat": -25.67916,
+        "lon": -49.53718,
+        "name": "Contenda"
+      },
+      {
+        "lat": -13.255,
+        "lon": -43.41806,
+        "name": "Bom Jesus da Lapa"
+      },
+      {
+        "lat": -7.94083,
+        "lon": -34.87306,
+        "name": "Paulista"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 591482.5,
+      "perimeter_km": 5148.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.69825,
+        "lon": 145.05967,
+        "name": "Bundoora"
+      },
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -32.24295,
+        "lon": 148.60484,
+        "name": "Dubbo"
+      },
+      {
+        "lat": -33.78333,
+        "lon": 150.93333,
+        "name": "Seven Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 300860.51,
+      "perimeter_km": 2353.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -27.58472,
+        "lon": -50.36111,
+        "name": "Correia Pinto"
+      },
+      {
+        "lat": -16.02028,
+        "lon": -49.81028,
+        "name": "Itabera\u00ed"
+      },
+      {
+        "lat": -22.40389,
+        "lon": -43.6625,
+        "name": "Vassouras"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 426730.41,
+      "perimeter_km": 3133.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -20.96278,
+        "lon": -42.04083,
+        "name": "Porci\u00fancula"
+      },
+      {
+        "lat": -19.76694,
+        "lon": -44.08667,
+        "name": "Ribeir\u00e3o das Neves"
+      },
+      {
+        "lat": -7.83306,
+        "lon": -35.75472,
+        "name": "Surubim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 202126.87,
+      "perimeter_km": 3462.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -19.30323,
+        "lon": 146.72531,
+        "name": "Kirwan"
+      },
+      {
+        "lat": -5.85746,
+        "lon": 144.23058,
+        "name": "Mount Hagen"
+      },
+      {
+        "lat": -7.2036,
+        "lon": 146.64014,
+        "name": "Bulolo"
+      },
+      {
+        "lat": -3.54964,
+        "lon": 143.63229,
+        "name": "Wewak"
+      },
+      {
+        "lat": -6.72333,
+        "lon": 146.99611,
+        "name": "Lae"
+      },
+      {
+        "lat": -9.43056,
+        "lon": 159.92103,
+        "name": "Nggosi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1674686.04,
+      "perimeter_km": 6111.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -41.27078,
+        "lon": 173.28404,
+        "name": "Nelson"
+      },
+      {
+        "lat": -37.2,
+        "lon": 174.95,
+        "name": "Pukekohe East"
+      },
+      {
+        "lat": -38.68333,
+        "lon": 176.08333,
+        "name": "Taupo"
+      },
+      {
+        "lat": -40.91667,
+        "lon": 175.01667,
+        "name": "Paraparaumu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 49920.8,
+      "perimeter_km": 1082.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 37.94203,
+        "lon": 23.64619,
+        "name": "Piraeus"
+      },
+      {
+        "lat": 47.31667,
+        "lon": 21.11667,
+        "name": "P\u00fcsp\u00f6klad\u00e1ny"
+      },
+      {
+        "lat": 55.75378,
+        "lon": 37.81885,
+        "name": "Novogireyevo"
+      },
+      {
+        "lat": 48.02708,
+        "lon": 40.12305,
+        "name": "Zverevo"
+      },
+      {
+        "lat": 45.09778,
+        "lon": 43.43639,
+        "name": "Blagodarnyy"
+      },
+      {
+        "lat": 43.16345,
+        "lon": 46.00152,
+        "name": "Avtury"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1972378.07,
+      "perimeter_km": 6096.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.95621,
+        "lon": -83.98796,
+        "name": "Lawrenceville"
+      },
+      {
+        "lat": 38.11118,
+        "lon": -85.87024,
+        "name": "Valley Station"
+      },
+      {
+        "lat": 36.09569,
+        "lon": -79.4378,
+        "name": "Burlington"
+      },
+      {
+        "lat": 35.19543,
+        "lon": -79.46948,
+        "name": "Pinehurst"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 135876.31,
+      "perimeter_km": 1640.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -25.8725,
+        "lon": -49.49778,
+        "name": "Quitandinha"
+      },
+      {
+        "lat": -27.19361,
+        "lon": -51.49472,
+        "name": "Herval dOeste"
+      },
+      {
+        "lat": -19.53791,
+        "lon": -49.48813,
+        "name": "Campina Verde"
+      },
+      {
+        "lat": -19.8,
+        "lon": -41.43833,
+        "name": "Mutum"
+      },
+      {
+        "lat": -23.02639,
+        "lon": -45.55528,
+        "name": "Taubat\u00e9"
+      },
+      {
+        "lat": -23.55108,
+        "lon": -46.53829,
+        "name": "Carrao"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 371620.55,
+      "perimeter_km": 3033.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -4.96589,
+        "lon": 19.59151,
+        "name": "Idiofa"
+      },
+      {
+        "lat": 0.55473,
+        "lon": 30.85485,
+        "name": "Butunduzi"
+      },
+      {
+        "lat": 6.16667,
+        "lon": 38.2,
+        "name": "Yirga Ch\u2019ef\u0113"
+      },
+      {
+        "lat": 9.4025,
+        "lon": 42.3175,
+        "name": "Funyan B\u012bra"
+      },
+      {
+        "lat": -5.24586,
+        "lon": 39.76659,
+        "name": "Chake Chake"
+      },
+      {
+        "lat": -3.28333,
+        "lon": 36.98333,
+        "name": "Kingori"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2344596.58,
+      "perimeter_km": 6967.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.8,
+        "lon": 144.9,
+        "name": "Footscray"
+      },
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      },
+      {
+        "lat": -32.24295,
+        "lon": 148.60484,
+        "name": "Dubbo"
+      },
+      {
+        "lat": -33.8,
+        "lon": 151.18333,
+        "name": "Chatswood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 331482.7,
+      "perimeter_km": 2637.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 4.40367,
+        "lon": -74.3867,
+        "name": "Silvania"
+      },
+      {
+        "lat": 6.43809,
+        "lon": -75.33136,
+        "name": "Barbosa"
+      },
+      {
+        "lat": 11.02273,
+        "lon": -70.67769,
+        "name": "Dabajuro"
+      },
+      {
+        "lat": 9.81755,
+        "lon": -63.61331,
+        "name": "Caicara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 395597.37,
+      "perimeter_km": 3087.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 48.69515,
+        "lon": 9.70676,
+        "name": "Eislingen"
+      },
+      {
+        "lat": 54.60568,
+        "lon": 18.23559,
+        "name": "Wejherowo"
+      },
+      {
+        "lat": 43.7469,
+        "lon": 24.86846,
+        "name": "Turnu M\u0103gurele"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 537538.34,
+      "perimeter_km": 3466.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.4246,
+        "lon": -3.68582,
+        "name": "Recoletos"
+      },
+      {
+        "lat": 53.70324,
+        "lon": -0.87732,
+        "name": "Goole"
+      },
+      {
+        "lat": 50.01436,
+        "lon": 8.35218,
+        "name": "Hochheim am Main"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 530338.28,
+      "perimeter_km": 3665.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 25.81299,
+        "lon": 72.57879,
+        "name": "Samdari"
+      },
+      {
+        "lat": 35.01361,
+        "lon": 69.17139,
+        "name": "Charikar"
+      },
+      {
+        "lat": 31.62234,
+        "lon": 74.87534,
+        "name": "Amritsar"
+      },
+      {
+        "lat": 26.5503,
+        "lon": 84.6801,
+        "name": "Areraj"
+      },
+      {
+        "lat": 24.63925,
+        "lon": 87.84239,
+        "name": "Pakur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 718832.23,
+      "perimeter_km": 4752.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 49.84889,
+        "lon": 3.28757,
+        "name": "Saint-Quentin"
+      },
+      {
+        "lat": 52.58528,
+        "lon": -1.98396,
+        "name": "Walsall"
+      },
+      {
+        "lat": 43.98889,
+        "lon": 18.17806,
+        "name": "Visoko"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 93194.54,
+      "perimeter_km": 3540.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.94798,
+        "lon": -122.0608,
+        "name": "Pleasant Hill"
+      },
+      {
+        "lat": 49.26418,
+        "lon": -123.239,
+        "name": "University Endowment Lands"
+      },
+      {
+        "lat": 49.13298,
+        "lon": -122.30258,
+        "name": "Mission"
+      },
+      {
+        "lat": 34.10723,
+        "lon": -118.05785,
+        "name": "Temple City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 269419.7,
+      "perimeter_km": 3596.76,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -29.67889,
+        "lon": -51.05333,
+        "name": "Campo Bom"
+      },
+      {
+        "lat": -25.69556,
+        "lon": -51.65972,
+        "name": "Pinh\u00e3o"
+      },
+      {
+        "lat": -24.86028,
+        "lon": -54.33278,
+        "name": "Santa Helena"
+      },
+      {
+        "lat": -20.72028,
+        "lon": -47.88667,
+        "name": "Orl\u00e2ndia"
+      },
+      {
+        "lat": -15.65972,
+        "lon": -40.06556,
+        "name": "Itarantim"
+      },
+      {
+        "lat": -21.04222,
+        "lon": -41.97333,
+        "name": "Natividade"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 811087.69,
+      "perimeter_km": 4490.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -32.48463,
+        "lon": -58.23217,
+        "name": "Concepci\u00f3n del Uruguay"
+      },
+      {
+        "lat": -24.00306,
+        "lon": -53.70417,
+        "name": "Ipor\u00e3"
+      },
+      {
+        "lat": -19.98639,
+        "lon": -44.42778,
+        "name": "Mateus Leme"
+      },
+      {
+        "lat": -23.52917,
+        "lon": -47.13528,
+        "name": "S\u00e3o Roque"
+      },
+      {
+        "lat": -23.56786,
+        "lon": -46.54599,
+        "name": "Vila Formosa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 466885.94,
+      "perimeter_km": 4154.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -21.47278,
+        "lon": -47.36306,
+        "name": "Santa Rosa de Viterbo"
+      },
+      {
+        "lat": -23.3863,
+        "lon": -48.72441,
+        "name": "Paranapanema"
+      },
+      {
+        "lat": -14.18389,
+        "lon": -44.53444,
+        "name": "Cocos"
+      },
+      {
+        "lat": -7.31111,
+        "lon": -39.30417,
+        "name": "Barbalha"
+      },
+      {
+        "lat": -10.18583,
+        "lon": -36.84,
+        "name": "Porto Real do Col\u00e9gio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 499107.16,
+      "perimeter_km": 4425.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 29.5294,
+        "lon": -95.20104,
+        "name": "Friendswood"
+      },
+      {
+        "lat": 41.58227,
+        "lon": -85.83444,
+        "name": "Goshen"
+      },
+      {
+        "lat": 37.77817,
+        "lon": -81.18816,
+        "name": "Beckley"
+      },
+      {
+        "lat": 30.43826,
+        "lon": -84.28073,
+        "name": "Tallahassee"
+      },
+      {
+        "lat": 23.13302,
+        "lon": -82.38304,
+        "name": "Havana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1317404.43,
+      "perimeter_km": 5322.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -22.26257,
+        "lon": 166.56621,
+        "name": "Mont-Dore"
+      },
+      {
+        "lat": -37.68611,
+        "lon": 176.16667,
+        "name": "Tauranga"
+      },
+      {
+        "lat": -36.88012,
+        "lon": 174.61975,
+        "name": "Henderson"
+      },
+      {
+        "lat": -43.53333,
+        "lon": 172.63333,
+        "name": "Christchurch"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 515755.39,
+      "perimeter_km": 5298.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 12.77515,
+        "lon": 14.55328,
+        "name": "Blangwa"
+      },
+      {
+        "lat": 31.07287,
+        "lon": 31.49503,
+        "name": "Ma\u1e29allat Damanah"
+      },
+      {
+        "lat": 14.0012,
+        "lon": 32.3116,
+        "name": "Ad Douiem"
+      },
+      {
+        "lat": 0.75833,
+        "lon": 30.6825,
+        "name": "Katoke"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3279824.35,
+      "perimeter_km": 8281.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 52.10894,
+        "lon": 23.71749,
+        "name": "Brest"
+      },
+      {
+        "lat": 52.42719,
+        "lon": 22.86231,
+        "name": "Siemiatycze"
+      },
+      {
+        "lat": 55.84376,
+        "lon": 48.51784,
+        "name": "Zelenodolsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 47203.07,
+      "perimeter_km": 3435.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 20.85865,
+        "lon": 72.90648,
+        "name": "Abrama"
+      },
+      {
+        "lat": 32.77998,
+        "lon": 72.69793,
+        "name": "Kallar Kahar"
+      },
+      {
+        "lat": 33.99047,
+        "lon": 72.2863,
+        "name": "Tordher"
+      },
+      {
+        "lat": 26.70423,
+        "lon": 78.22678,
+        "name": "Amb\u0101h"
+      },
+      {
+        "lat": 24.51379,
+        "lon": 86.64576,
+        "name": "Jasidih"
+      },
+      {
+        "lat": 21.25,
+        "lon": 81.4,
+        "name": "J\u0101mul"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 922688.58,
+      "perimeter_km": 4864.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 11.73017,
+        "lon": 15.24468,
+        "name": "Mandelia"
+      },
+      {
+        "lat": 26.05501,
+        "lon": 32.16274,
+        "name": "Farsh\u016b\u0163"
+      },
+      {
+        "lat": 13.7,
+        "lon": 30.36667,
+        "name": "B\u0101rah"
+      },
+      {
+        "lat": -1.10148,
+        "lon": 37.0132,
+        "name": "Juja"
+      },
+      {
+        "lat": -3.51667,
+        "lon": 33.51667,
+        "name": "Songwa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3179811.59,
+      "perimeter_km": 8681.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.31667,
+        "lon": 118.51667,
+        "name": "Gaoliu"
+      },
+      {
+        "lat": 43.18944,
+        "lon": 141.00222,
+        "name": "Otaru"
+      },
+      {
+        "lat": 35.9,
+        "lon": 140.18333,
+        "name": "Ry\u016bgasaki"
+      },
+      {
+        "lat": 36.35582,
+        "lon": 138.36093,
+        "name": "T\u014dmi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 858212.78,
+      "perimeter_km": 4971.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.28319,
+        "lon": 115.25371,
+        "name": "Bandar Labuan"
+      },
+      {
+        "lat": 14.51849,
+        "lon": 121.23778,
+        "name": "Morong"
+      },
+      {
+        "lat": 16.7262,
+        "lon": 121.3589,
+        "name": "Diadi"
+      },
+      {
+        "lat": 10.13272,
+        "lon": 124.84082,
+        "name": "Maasin"
+      },
+      {
+        "lat": 7.8275,
+        "lon": 123.4782,
+        "name": "Muricay"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 662781.56,
+      "perimeter_km": 3536.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -18.77861,
+        "lon": -46.4075,
+        "name": "Lagoa Formosa"
+      },
+      {
+        "lat": -0.72889,
+        "lon": -47.84806,
+        "name": "Curu\u00e7\u00e1"
+      },
+      {
+        "lat": -5.70556,
+        "lon": -35.30722,
+        "name": "Extremoz"
+      },
+      {
+        "lat": -11.31667,
+        "lon": -38.23333,
+        "name": "Itapicuru"
+      },
+      {
+        "lat": -11.41222,
+        "lon": -39.46194,
+        "name": "Valente"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1542178.83,
+      "perimeter_km": 5454.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -12.05048,
+        "lon": -76.97335,
+        "name": "Santa Anita - Los Ficus"
+      },
+      {
+        "lat": -7.05056,
+        "lon": -71.69472,
+        "name": "Ipixuna"
+      },
+      {
+        "lat": -24.25798,
+        "lon": -65.21358,
+        "name": "Palpal\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 743090.08,
+      "perimeter_km": 4674.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 31.81897,
+        "lon": -7.51446,
+        "name": "Tamallalt"
+      },
+      {
+        "lat": 36.53307,
+        "lon": 6.71237,
+        "name": "Zighout Youcef"
+      },
+      {
+        "lat": 36.81919,
+        "lon": 10.30646,
+        "name": "La Goulette"
+      },
+      {
+        "lat": 35.40417,
+        "lon": 8.12417,
+        "name": "T\u00e9bessa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 133851.14,
+      "perimeter_km": 3481.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 25.91176,
+        "lon": -80.20033,
+        "name": "Golden Glades"
+      },
+      {
+        "lat": 34.00071,
+        "lon": -81.03481,
+        "name": "Columbia"
+      },
+      {
+        "lat": 40.10455,
+        "lon": -74.95128,
+        "name": "Bensalem"
+      },
+      {
+        "lat": 18.54685,
+        "lon": -70.50692,
+        "name": "San Jos\u00e9 de Ocoa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1267852.67,
+      "perimeter_km": 5494.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.61574,
+        "lon": -83.62664,
+        "name": "Warner Robins"
+      },
+      {
+        "lat": 42.67087,
+        "lon": -83.03298,
+        "name": "Shelby"
+      },
+      {
+        "lat": 46.81228,
+        "lon": -71.21454,
+        "name": "Qu\u00e9bec"
+      },
+      {
+        "lat": 41.35565,
+        "lon": -72.09952,
+        "name": "New London"
+      },
+      {
+        "lat": 40.65538,
+        "lon": -74.38987,
+        "name": "Scotch Plains"
+      },
+      {
+        "lat": 39.95238,
+        "lon": -75.16362,
+        "name": "Philadelphia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 843691.99,
+      "perimeter_km": 4191.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 7.66638,
+        "lon": -76.68106,
+        "name": "Chigorod\u00f3"
+      },
+      {
+        "lat": 10.77107,
+        "lon": -73.00314,
+        "name": "San Juan del Cesar"
+      },
+      {
+        "lat": 9.24194,
+        "lon": -74.42667,
+        "name": "Momp\u00f3s"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 7604.29,
+      "perimeter_km": 1065.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 12.70581,
+        "lon": -7.90268,
+        "name": "Sangar\u00e9bougou"
+      },
+      {
+        "lat": 13.25833,
+        "lon": -0.21306,
+        "name": "Mani"
+      },
+      {
+        "lat": 9.04439,
+        "lon": 6.57089,
+        "name": "Lapai"
+      },
+      {
+        "lat": 6.32485,
+        "lon": 8.11368,
+        "name": "Abakaliki"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 412283.95,
+      "perimeter_km": 3951.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 13.5503,
+        "lon": 78.50288,
+        "name": "Madanapalle"
+      },
+      {
+        "lat": 15.51705,
+        "lon": 73.83537,
+        "name": "Penha de Fran\u00e7a"
+      },
+      {
+        "lat": 25.84348,
+        "lon": 78.90683,
+        "name": "Samthar"
+      },
+      {
+        "lat": 26.45505,
+        "lon": 87.27007,
+        "name": "Biratnagar"
+      },
+      {
+        "lat": 24.374,
+        "lon": 88.60114,
+        "name": "Rajshahi"
+      },
+      {
+        "lat": 26.6212,
+        "lon": 100.55426,
+        "name": "Shunzhou"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1661271.08,
+      "perimeter_km": 6856.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.70775,
+        "lon": -79.34998,
+        "name": "Thorncliffe Park"
+      },
+      {
+        "lat": 43.43925,
+        "lon": -70.77422,
+        "name": "Sanford"
+      },
+      {
+        "lat": 40.68038,
+        "lon": -73.45512,
+        "name": "Massapequa Park"
+      },
+      {
+        "lat": 40.9351,
+        "lon": -74.01903,
+        "name": "New Milford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 113369.73,
+      "perimeter_km": 1660.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 28.33287,
+        "lon": -81.64738,
+        "name": "Four Corners"
+      },
+      {
+        "lat": 36.16284,
+        "lon": -85.50164,
+        "name": "Cookeville"
+      },
+      {
+        "lat": 41.77948,
+        "lon": -87.59949,
+        "name": "Woodlawn"
+      },
+      {
+        "lat": 42.61065,
+        "lon": -71.23422,
+        "name": "Tewksbury"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1097502.54,
+      "perimeter_km": 4785.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 14.33365,
+        "lon": -89.71094,
+        "name": "Asunci\u00f3n Mita"
+      },
+      {
+        "lat": 30.7388,
+        "lon": -88.07889,
+        "name": "Prichard"
+      },
+      {
+        "lat": 41.0051,
+        "lon": -73.78458,
+        "name": "Scarsdale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1014339.29,
+      "perimeter_km": 6890.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -1.02881,
+        "lon": -79.46264,
+        "name": "Quevedo"
+      },
+      {
+        "lat": 3.43054,
+        "lon": -76.5199,
+        "name": "Cali"
+      },
+      {
+        "lat": 1.28626,
+        "lon": -78.83514,
+        "name": "San Lorenzo de Esmeraldas"
+      },
+      {
+        "lat": 10.39817,
+        "lon": -75.49328,
+        "name": "Cartagena"
+      },
+      {
+        "lat": 10.22856,
+        "lon": -67.47421,
+        "name": "Turmero"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 599370.45,
+      "perimeter_km": 4724.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.92845,
+        "lon": 145.17708,
+        "name": "Mulgrave"
+      },
+      {
+        "lat": -21.15345,
+        "lon": 149.16554,
+        "name": "Mackay"
+      },
+      {
+        "lat": -27.22426,
+        "lon": 153.02075,
+        "name": "North Lakes"
+      },
+      {
+        "lat": -33.72197,
+        "lon": 151.04607,
+        "name": "Cherrybrook"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 617661.01,
+      "perimeter_km": 4136.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 22.14701,
+        "lon": 105.83481,
+        "name": "B\u1eafc K\u1ea1n"
+      },
+      {
+        "lat": 29.82739,
+        "lon": 106.43645,
+        "name": "Beibei"
+      },
+      {
+        "lat": 27.81117,
+        "lon": 114.66805,
+        "name": "Fenyi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 352294.37,
+      "perimeter_km": 2778.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -27.1974,
+        "lon": 25.98311,
+        "name": "Wolmaransstad"
+      },
+      {
+        "lat": -21.96554,
+        "lon": 28.43625,
+        "name": "Bobonong"
+      },
+      {
+        "lat": -14.55656,
+        "lon": 30.8149,
+        "name": "Nyimba"
+      },
+      {
+        "lat": -28.87097,
+        "lon": 31.89961,
+        "name": "eSikhaleni"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 482134.31,
+      "perimeter_km": 3698.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -32.74976,
+        "lon": -70.72584,
+        "name": "San Felipe"
+      },
+      {
+        "lat": -31.40648,
+        "lon": -64.18853,
+        "name": "C\u00f3rdoba"
+      },
+      {
+        "lat": -29.62861,
+        "lon": -50.83472,
+        "name": "Parob\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 71905.91,
+      "perimeter_km": 3847.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 51.64316,
+        "lon": -0.36053,
+        "name": "Bushey"
+      },
+      {
+        "lat": 51.74776,
+        "lon": 19.32564,
+        "name": "Konstantyn\u00f3w \u0141\u00f3dzki"
+      },
+      {
+        "lat": 50.47078,
+        "lon": 20.71884,
+        "name": "Busko-Zdr\u00f3j"
+      },
+      {
+        "lat": 41.08156,
+        "lon": 14.25342,
+        "name": "Santa Maria Capua Vetere"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 914783.03,
+      "perimeter_km": 4299.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 47.47305,
+        "lon": 19.07971,
+        "name": "K\u00f6z\u00e9ps\u0151-Ferencv\u00e1ros"
+      },
+      {
+        "lat": 52.34714,
+        "lon": 14.55062,
+        "name": "Frankfurt (Oder)"
+      },
+      {
+        "lat": 49.53606,
+        "lon": 26.20681,
+        "name": "Volochysk"
+      },
+      {
+        "lat": 39.36923,
+        "lon": 22.94769,
+        "name": "Volos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 453233.05,
+      "perimeter_km": 3617.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.8275,
+        "lon": -46.72694,
+        "name": "Parelheiros"
+      },
+      {
+        "lat": -20.0225,
+        "lon": -45.54361,
+        "name": "Lagoa da Prata"
+      },
+      {
+        "lat": -22.41278,
+        "lon": -50.57583,
+        "name": "Paragua\u00e7u Paulista"
+      },
+      {
+        "lat": -7.33561,
+        "lon": -47.46218,
+        "name": "Carolina"
+      },
+      {
+        "lat": -10.6875,
+        "lon": -37.86167,
+        "name": "Paripiranga"
+      },
+      {
+        "lat": -10.28139,
+        "lon": -37.01861,
+        "name": "Aquidab\u00e3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1451659.67,
+      "perimeter_km": 5779.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 29.17705,
+        "lon": -9.71181,
+        "name": "Bou Izakarn"
+      },
+      {
+        "lat": 35.64779,
+        "lon": -0.62397,
+        "name": "Es Senia"
+      },
+      {
+        "lat": 36.63773,
+        "lon": 3.37127,
+        "name": "Arbatache"
+      },
+      {
+        "lat": 36.67176,
+        "lon": 4.19176,
+        "name": "Tizi Rached"
+      },
+      {
+        "lat": 36.83408,
+        "lon": 10.04057,
+        "name": "Oued Lill"
+      },
+      {
+        "lat": 32.58345,
+        "lon": 14.03627,
+        "name": "Msal\u0101tah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 841848.36,
+      "perimeter_km": 4974.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -4.77609,
+        "lon": 11.86352,
+        "name": "Pointe-Noire"
+      },
+      {
+        "lat": -1.5584,
+        "lon": 29.5434,
+        "name": "Busogo"
+      },
+      {
+        "lat": 2.47826,
+        "lon": 31.08893,
+        "name": "Nebbi"
+      },
+      {
+        "lat": -1.48256,
+        "lon": 40.03341,
+        "name": "Hola"
+      },
+      {
+        "lat": -9.34213,
+        "lon": 32.745,
+        "name": "Nakonde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2520054.0,
+      "perimeter_km": 7110.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 6.01203,
+        "lon": -3.19024,
+        "name": "Bianouan"
+      },
+      {
+        "lat": 6.84684,
+        "lon": -1.39612,
+        "name": "Effiduase"
+      },
+      {
+        "lat": 12.24661,
+        "lon": -1.58402,
+        "name": "Zingu\u00e9d\u00e9ss\u00e9"
+      },
+      {
+        "lat": 7.87377,
+        "lon": 5.07691,
+        "name": "Ipoti"
+      },
+      {
+        "lat": 7.59383,
+        "lon": 6.21798,
+        "name": "Ogaminana"
+      },
+      {
+        "lat": 6.44694,
+        "lon": 3.41528,
+        "name": "Obalende"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 424902.64,
+      "perimeter_km": 2891.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.7,
+        "lon": 144.93333,
+        "name": "Glenroy"
+      },
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -33.85,
+        "lon": 151.03333,
+        "name": "Auburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 245851.56,
+      "perimeter_km": 2327.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 11.80388,
+        "lon": 77.85673,
+        "name": "Pottaneri Nallakavundanpatti"
+      },
+      {
+        "lat": 21.87914,
+        "lon": 88.1913,
+        "name": "Kakdwip"
+      },
+      {
+        "lat": 16.44184,
+        "lon": 100.34879,
+        "name": "Phichit"
+      },
+      {
+        "lat": 12.95772,
+        "lon": 99.90555,
+        "name": "Tha Yang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1505271.3,
+      "perimeter_km": 5768.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 22.03709,
+        "lon": 71.20794,
+        "name": "Jasdan"
+      },
+      {
+        "lat": 24.50967,
+        "lon": 72.02343,
+        "name": "Dhanera"
+      },
+      {
+        "lat": 21.25257,
+        "lon": 79.08106,
+        "name": "Mah\u0101dula"
+      },
+      {
+        "lat": 9.93988,
+        "lon": 76.26022,
+        "name": "Kochi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 643247.9,
+      "perimeter_km": 3838.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 35.04427,
+        "lon": -3.45418,
+        "name": "Ben Taieb"
+      },
+      {
+        "lat": 36.75472,
+        "lon": 6.2725,
+        "name": "El Milia"
+      },
+      {
+        "lat": 35.555,
+        "lon": 5.61056,
+        "name": "N\u2019Gaous"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 54586.18,
+      "perimeter_km": 1866.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.42399,
+        "lon": 2.20304,
+        "name": "la Verneda i la Pau"
+      },
+      {
+        "lat": 43.23407,
+        "lon": 0.07139,
+        "name": "Tarbes"
+      },
+      {
+        "lat": 51.59067,
+        "lon": -0.02077,
+        "name": "Walthamstow"
+      },
+      {
+        "lat": 53.6052,
+        "lon": 10.03988,
+        "name": "Barmbek-Nord"
+      },
+      {
+        "lat": 49.4891,
+        "lon": 8.46694,
+        "name": "Mannheim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 557458.9,
+      "perimeter_km": 3401.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -44.39672,
+        "lon": 171.25364,
+        "name": "Timaru"
+      },
+      {
+        "lat": -36.93754,
+        "lon": 174.65584,
+        "name": "Titirangi"
+      },
+      {
+        "lat": -39.93333,
+        "lon": 175.05,
+        "name": "Whanganui"
+      },
+      {
+        "lat": -40.35636,
+        "lon": 175.61113,
+        "name": "Palmerston North"
+      },
+      {
+        "lat": -40.95972,
+        "lon": 175.6575,
+        "name": "Masterton"
+      },
+      {
+        "lat": -40.91667,
+        "lon": 175.01667,
+        "name": "Paraparaumu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 102133.34,
+      "perimeter_km": 1894.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.76667,
+        "lon": 145.0,
+        "name": "Northcote"
+      },
+      {
+        "lat": -34.75705,
+        "lon": 138.60819,
+        "name": "Paralowie"
+      },
+      {
+        "lat": -28.21901,
+        "lon": 152.03438,
+        "name": "Warwick"
+      },
+      {
+        "lat": -27.3171,
+        "lon": 153.03097,
+        "name": "Bracken Ridge"
+      },
+      {
+        "lat": -33.77271,
+        "lon": 151.08184,
+        "name": "Epping"
+      },
+      {
+        "lat": -34.4279,
+        "lon": 150.89268,
+        "name": "Wollongong city centre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 599307.54,
+      "perimeter_km": 3730.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.38032,
+        "lon": 150.50595,
+        "name": "Rockhampton"
+      },
+      {
+        "lat": -9.07786,
+        "lon": 143.20893,
+        "name": "Daru"
+      },
+      {
+        "lat": -9.42497,
+        "lon": 160.05329,
+        "name": "Malango"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1454153.22,
+      "perimeter_km": 5472.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.16667,
+        "lon": 145.16667,
+        "name": "Langwarrin"
+      },
+      {
+        "lat": -37.66667,
+        "lon": 145.06667,
+        "name": "Mill Park"
+      },
+      {
+        "lat": -38.38176,
+        "lon": 142.48799,
+        "name": "Warrnambool"
+      },
+      {
+        "lat": -33.95,
+        "lon": 151.11667,
+        "name": "Bexley"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 51945.77,
+      "perimeter_km": 1924.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -0.21209,
+        "lon": 36.27248,
+        "name": "Upper Gilgil"
+      },
+      {
+        "lat": 0.49194,
+        "lon": 35.74303,
+        "name": "Kabarnet"
+      },
+      {
+        "lat": 0.60917,
+        "lon": 33.46861,
+        "name": "Iganga"
+      },
+      {
+        "lat": 7.2,
+        "lon": 35.45,
+        "name": "T\u0113p\u012b"
+      },
+      {
+        "lat": 8.53417,
+        "lon": 37.96515,
+        "name": "Waliso"
+      },
+      {
+        "lat": 3.52661,
+        "lon": 39.0561,
+        "name": "Moyale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 366520.47,
+      "perimeter_km": 2518.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -28.17827,
+        "lon": 30.14702,
+        "name": "Glencoe"
+      },
+      {
+        "lat": -25.77507,
+        "lon": 29.46482,
+        "name": "Middelburg"
+      },
+      {
+        "lat": -27.00805,
+        "lon": 27.3646,
+        "name": "Vredefort"
+      },
+      {
+        "lat": -14.98293,
+        "lon": 27.0619,
+        "name": "Mumbwa"
+      },
+      {
+        "lat": -19.69787,
+        "lon": 44.54587,
+        "name": "Belo sur Tsiribihina"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1470330.05,
+      "perimeter_km": 5528.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.94055,
+        "lon": 10.06439,
+        "name": "Rhennouch"
+      },
+      {
+        "lat": 32.58345,
+        "lon": 14.03627,
+        "name": "Msal\u0101tah"
+      },
+      {
+        "lat": 30.76128,
+        "lon": 30.69972,
+        "name": "Kawm \u1e28am\u0101dah"
+      },
+      {
+        "lat": 27.26881,
+        "lon": 31.15232,
+        "name": "Abn\u016bb"
+      },
+      {
+        "lat": 26.55695,
+        "lon": 31.69478,
+        "name": "Sohag"
+      },
+      {
+        "lat": 14.30427,
+        "lon": 36.60601,
+        "name": "Himora"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1633555.73,
+      "perimeter_km": 7376.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 43.96119,
+        "lon": 4.86008,
+        "name": "Le Pontet"
+      },
+      {
+        "lat": 52.47719,
+        "lon": 13.43126,
+        "name": "Neuk\u00f6lln"
+      },
+      {
+        "lat": 47.09327,
+        "lon": 17.91149,
+        "name": "Veszpr\u00e9m"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 356828.0,
+      "perimeter_km": 2890.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.80194,
+        "lon": 10.76361,
+        "name": "Sakiet ez Zit"
+      },
+      {
+        "lat": 30.97225,
+        "lon": 30.95614,
+        "name": "Qu\u0163\u016br"
+      },
+      {
+        "lat": 30.03,
+        "lon": 31.47,
+        "name": "New Cairo"
+      },
+      {
+        "lat": 28.31214,
+        "lon": 30.71007,
+        "name": "Sam\u0101l\u016b\u0163"
+      },
+      {
+        "lat": 27.3126,
+        "lon": 30.96987,
+        "name": "Manfal\u016b\u0163"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 379732.41,
+      "perimeter_km": 4456.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.51667,
+        "lon": 117.06667,
+        "name": "Mapo"
+      },
+      {
+        "lat": 36.06488,
+        "lon": 120.38042,
+        "name": "Qingdao"
+      },
+      {
+        "lat": 39.49472,
+        "lon": 125.47361,
+        "name": "Sil-li"
+      },
+      {
+        "lat": 36.43333,
+        "lon": 140.51667,
+        "name": "Inada"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 464566.49,
+      "perimeter_km": 4423.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 47.2,
+        "lon": 26.36667,
+        "name": "T\u00e2rgu Neam\u0163"
+      },
+      {
+        "lat": 51.55912,
+        "lon": 21.84829,
+        "name": "D\u0119blin"
+      },
+      {
+        "lat": 47.13746,
+        "lon": 39.75713,
+        "name": "Bataysk"
+      },
+      {
+        "lat": 44.02361,
+        "lon": 43.09222,
+        "name": "Goryachevodskiy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 422254.79,
+      "perimeter_km": 3745.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.25833,
+        "lon": -0.21306,
+        "name": "Mani"
+      },
+      {
+        "lat": 13.42309,
+        "lon": 8.47485,
+        "name": "Matamey"
+      },
+      {
+        "lat": 10.7336,
+        "lon": 14.60928,
+        "name": "Bogo"
+      },
+      {
+        "lat": 8.62891,
+        "lon": 17.18643,
+        "name": "B\u00e9diondo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 280832.1,
+      "perimeter_km": 4005.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.84072,
+        "lon": 36.73092,
+        "name": "Tallb\u012bsah"
+      },
+      {
+        "lat": 35.81418,
+        "lon": 36.31983,
+        "name": "Jisr ash Shugh\u016br"
+      },
+      {
+        "lat": 37.88738,
+        "lon": 41.13221,
+        "name": "Batman"
+      },
+      {
+        "lat": 35.69439,
+        "lon": 51.42151,
+        "name": "Tehran"
+      },
+      {
+        "lat": 32.61528,
+        "lon": 51.55556,
+        "name": "Dorcheh P\u012b\u0101z"
+      },
+      {
+        "lat": 25.24617,
+        "lon": 51.53227,
+        "name": "Nu\u2018ayjah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1006298.22,
+      "perimeter_km": 4486.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 16.36554,
+        "lon": -92.37063,
+        "name": "Las Rosas"
+      },
+      {
+        "lat": 14.92217,
+        "lon": -88.23756,
+        "name": "Santa B\u00e1rbara"
+      },
+      {
+        "lat": 12.13282,
+        "lon": -86.2504,
+        "name": "Managua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 50471.06,
+      "perimeter_km": 1658.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.06997,
+        "lon": 1.05949,
+        "name": "Cambrils"
+      },
+      {
+        "lat": 50.46379,
+        "lon": 4.3747,
+        "name": "Courcelles"
+      },
+      {
+        "lat": 51.22316,
+        "lon": 1.4028,
+        "name": "Deal"
+      },
+      {
+        "lat": 58.99587,
+        "lon": 16.20721,
+        "name": "Katrineholm"
+      },
+      {
+        "lat": 51.7175,
+        "lon": 9.18596,
+        "name": "Brakel"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 642109.38,
+      "perimeter_km": 4831.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.91806,
+        "lon": 145.03544,
+        "name": "Bentleigh"
+      },
+      {
+        "lat": -38.02388,
+        "lon": 144.40617,
+        "name": "Lara"
+      },
+      {
+        "lat": -27.50578,
+        "lon": 153.10236,
+        "name": "Carindale"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -33.8406,
+        "lon": 151.00748,
+        "name": "Granville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 146228.84,
+      "perimeter_km": 2920.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -0.94937,
+        "lon": -80.73137,
+        "name": "Manta"
+      },
+      {
+        "lat": 4.40367,
+        "lon": -74.3867,
+        "name": "Silvania"
+      },
+      {
+        "lat": 8.23773,
+        "lon": -73.35604,
+        "name": "Oca\u00f1a"
+      },
+      {
+        "lat": 10.08344,
+        "lon": -67.77799,
+        "name": "G\u00fcig\u00fce"
+      },
+      {
+        "lat": -4.085,
+        "lon": -63.14139,
+        "name": "Coari"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1805823.78,
+      "perimeter_km": 5651.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.92535,
+        "lon": -8.54277,
+        "name": "Feira"
+      },
+      {
+        "lat": 45.62811,
+        "lon": -1.03153,
+        "name": "Royan"
+      },
+      {
+        "lat": 51.57631,
+        "lon": -0.20033,
+        "name": "Golders Green"
+      },
+      {
+        "lat": 52.15045,
+        "lon": 7.33664,
+        "name": "Steinfurt"
+      },
+      {
+        "lat": 62.39129,
+        "lon": 17.3063,
+        "name": "Sundsvall"
+      },
+      {
+        "lat": 40.86043,
+        "lon": 14.35733,
+        "name": "Cercola"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3308936.21,
+      "perimeter_km": 7591.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -21.53944,
+        "lon": -42.18028,
+        "name": "Santo Ant\u00f4nio de P\u00e1dua"
+      },
+      {
+        "lat": -2.00306,
+        "lon": -49.85444,
+        "name": "Oeiras do Par\u00e1"
+      },
+      {
+        "lat": -5.58806,
+        "lon": -39.37167,
+        "name": "Senador Pompeu"
+      },
+      {
+        "lat": -5.70556,
+        "lon": -35.30722,
+        "name": "Extremoz"
+      },
+      {
+        "lat": -17.07417,
+        "lon": -41.48444,
+        "name": "Padre Para\u00edso"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1636221.4,
+      "perimeter_km": 5938.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 15.40341,
+        "lon": 74.01519,
+        "name": "Ponda"
+      },
+      {
+        "lat": 21.51966,
+        "lon": 70.45981,
+        "name": "J\u016bn\u0101gadh"
+      },
+      {
+        "lat": 27.56155,
+        "lon": 73.47141,
+        "name": "Nokha"
+      },
+      {
+        "lat": 23.68333,
+        "lon": 86.98333,
+        "name": "\u0100sansol"
+      },
+      {
+        "lat": 22.56263,
+        "lon": 88.36304,
+        "name": "Kolkata"
+      },
+      {
+        "lat": 18.41428,
+        "lon": 84.04463,
+        "name": "Narasannapeta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1485819.2,
+      "perimeter_km": 4885.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 18.39258,
+        "lon": 77.11756,
+        "name": "Udg\u012br"
+      },
+      {
+        "lat": 21.91908,
+        "lon": 69.48179,
+        "name": "Raval"
+      },
+      {
+        "lat": 27.7,
+        "lon": 74.46667,
+        "name": "S\u016bj\u0101ngarh"
+      },
+      {
+        "lat": 30.84692,
+        "lon": 75.86362,
+        "name": "Gil"
+      },
+      {
+        "lat": 28.07837,
+        "lon": 80.47054,
+        "name": "Gola Gokarann\u0101th"
+      },
+      {
+        "lat": 25.85643,
+        "lon": 87.53836,
+        "name": "Kasba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1188141.53,
+      "perimeter_km": 4719.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -11.18143,
+        "lon": -40.51372,
+        "name": "Jacobina"
+      },
+      {
+        "lat": -10.00053,
+        "lon": -42.47975,
+        "name": "Pil\u00e3o Arcado"
+      },
+      {
+        "lat": -7.99194,
+        "lon": -38.29833,
+        "name": "Serra Talhada"
+      },
+      {
+        "lat": -6.48361,
+        "lon": -36.15361,
+        "name": "Cuit\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 75992.52,
+      "perimeter_km": 1761.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.0965,
+        "lon": 145.26707,
+        "name": "Cranbourne West"
+      },
+      {
+        "lat": -37.79117,
+        "lon": 144.81637,
+        "name": "Sunshine West"
+      },
+      {
+        "lat": -27.62563,
+        "lon": 152.96883,
+        "name": "Forest Lake"
+      },
+      {
+        "lat": -28.00029,
+        "lon": 153.43088,
+        "name": "Gold Coast"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.70244,
+        "lon": 151.09931,
+        "name": "Hornsby"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 177224.53,
+      "perimeter_km": 2865.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.73261,
+        "lon": 144.86504,
+        "name": "Keilor East"
+      },
+      {
+        "lat": -34.92873,
+        "lon": 138.60334,
+        "name": "Adelaide city centre"
+      },
+      {
+        "lat": -27.54333,
+        "lon": 153.20287,
+        "name": "Capalaba"
+      },
+      {
+        "lat": -31.91099,
+        "lon": 152.45387,
+        "name": "Taree"
+      },
+      {
+        "lat": -34.75155,
+        "lon": 149.72086,
+        "name": "Goulburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 597553.89,
+      "perimeter_km": 3695.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.43501,
+        "lon": 13.6332,
+        "name": "Tarhuna"
+      },
+      {
+        "lat": 31.19688,
+        "lon": 31.5243,
+        "name": "Shirb\u012bn"
+      },
+      {
+        "lat": 30.15293,
+        "lon": 31.31501,
+        "name": "Al Khu\u015f\u016b\u015f"
+      },
+      {
+        "lat": 25.87198,
+        "lon": 32.75585,
+        "name": "Jar\u0101j\u016bs"
+      },
+      {
+        "lat": 19.61745,
+        "lon": 37.21644,
+        "name": "Port Sudan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 888228.52,
+      "perimeter_km": 5884.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.41109,
+        "lon": 2.2026,
+        "name": "Provenals del Poblenou"
+      },
+      {
+        "lat": 52.55131,
+        "lon": 0.08828,
+        "name": "March"
+      },
+      {
+        "lat": 45.62675,
+        "lon": 9.32454,
+        "name": "Arcore"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 379223.29,
+      "perimeter_km": 3010.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -24.7,
+        "lon": 28.4,
+        "name": "Modimolle"
+      },
+      {
+        "lat": -22.88416,
+        "lon": 30.49358,
+        "name": "Tshitereke"
+      },
+      {
+        "lat": -15.40669,
+        "lon": 28.28713,
+        "name": "Lusaka"
+      },
+      {
+        "lat": -21.88333,
+        "lon": 47.43333,
+        "name": "Ikongo"
+      },
+      {
+        "lat": -24.6937,
+        "lon": 44.74581,
+        "name": "Ampanihy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1378327.67,
+      "perimeter_km": 5362.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -41.13333,
+        "lon": 174.85,
+        "name": "Porirua"
+      },
+      {
+        "lat": -41.51603,
+        "lon": 173.9528,
+        "name": "Blenheim"
+      },
+      {
+        "lat": -36.8382,
+        "lon": 174.61019,
+        "name": "Massey"
+      },
+      {
+        "lat": -37.87822,
+        "lon": 175.4402,
+        "name": "Cambridge"
+      },
+      {
+        "lat": -37.95855,
+        "lon": 176.98545,
+        "name": "Whakatane"
+      },
+      {
+        "lat": -40.95972,
+        "lon": 175.6575,
+        "name": "Masterton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 69441.72,
+      "perimeter_km": 1305.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 13.74998,
+        "lon": 100.51682,
+        "name": "Sathorn"
+      },
+      {
+        "lat": 22.48556,
+        "lon": 103.97066,
+        "name": "L\u00e0o Cai"
+      },
+      {
+        "lat": 33.50528,
+        "lon": 105.04782,
+        "name": "Anhua"
+      },
+      {
+        "lat": 27.66583,
+        "lon": 120.56583,
+        "name": "Kunyang"
+      },
+      {
+        "lat": 22.51226,
+        "lon": 113.92546,
+        "name": "Houhai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2140553.02,
+      "perimeter_km": 6484.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -30.71066,
+        "lon": -62.00714,
+        "name": "Morteros"
+      },
+      {
+        "lat": -27.16825,
+        "lon": -65.49892,
+        "name": "Monteros"
+      },
+      {
+        "lat": -23.10139,
+        "lon": -46.72833,
+        "name": "Jarinu"
+      },
+      {
+        "lat": -29.64528,
+        "lon": -53.24,
+        "name": "Agudo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 685516.84,
+      "perimeter_km": 4286.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 10.4874,
+        "lon": 76.27929,
+        "name": "Puth\u016br"
+      },
+      {
+        "lat": 14.97144,
+        "lon": 75.03658,
+        "name": "Mundgod"
+      },
+      {
+        "lat": 11.31691,
+        "lon": 77.67422,
+        "name": "Tindal"
+      },
+      {
+        "lat": 9.44999,
+        "lon": 77.79797,
+        "name": "Sivakasi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 60602.57,
+      "perimeter_km": 1423.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -25.67916,
+        "lon": -49.53718,
+        "name": "Contenda"
+      },
+      {
+        "lat": -25.3552,
+        "lon": -57.44545,
+        "name": "Capiat\u00e1"
+      },
+      {
+        "lat": -15.83969,
+        "lon": -48.02675,
+        "name": "\u00c1guas Claras"
+      },
+      {
+        "lat": -11.68472,
+        "lon": -41.76889,
+        "name": "Canarana"
+      },
+      {
+        "lat": -11.85889,
+        "lon": -40.4725,
+        "name": "Mundo Novo"
+      },
+      {
+        "lat": -22.53722,
+        "lon": -42.98194,
+        "name": "Guapimirim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1240018.53,
+      "perimeter_km": 5164.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 6.27534,
+        "lon": -6.99704,
+        "name": "Buyo"
+      },
+      {
+        "lat": 11.1825,
+        "lon": -0.63222,
+        "name": "Zabr\u00e9"
+      },
+      {
+        "lat": 10.48536,
+        "lon": 5.14501,
+        "name": "Ibeto"
+      },
+      {
+        "lat": 9.32541,
+        "lon": 9.4352,
+        "name": "Pankshin"
+      },
+      {
+        "lat": 9.02871,
+        "lon": 13.1848,
+        "name": "Tch\u00e9boa"
+      },
+      {
+        "lat": 5.02667,
+        "lon": 21.20876,
+        "name": "Alindao"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1091420.69,
+      "perimeter_km": 6537.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 53.56507,
+        "lon": -2.12267,
+        "name": "Royton"
+      },
+      {
+        "lat": 51.55551,
+        "lon": 5.0913,
+        "name": "Tilburg"
+      },
+      {
+        "lat": 48.68333,
+        "lon": 2.13333,
+        "name": "Gif-sur-Yvette"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 101848.22,
+      "perimeter_km": 1537.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 5.10535,
+        "lon": -1.2466,
+        "name": "Cape Coast"
+      },
+      {
+        "lat": 11.74542,
+        "lon": -2.93006,
+        "name": "Boromo"
+      },
+      {
+        "lat": 7.62329,
+        "lon": 5.22087,
+        "name": "Ado-Ekiti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 289993.78,
+      "perimeter_km": 2532.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -20.03833,
+        "lon": -47.74694,
+        "name": "Igarapava"
+      },
+      {
+        "lat": -23.44361,
+        "lon": -51.87389,
+        "name": "Sarandi"
+      },
+      {
+        "lat": -3.72667,
+        "lon": -44.22333,
+        "name": "Pirapemas"
+      },
+      {
+        "lat": -4.25667,
+        "lon": -43.01278,
+        "name": "Coelho Neto"
+      },
+      {
+        "lat": -20.41278,
+        "lon": -40.68306,
+        "name": "Marechal Floriano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1106000.54,
+      "perimeter_km": 5610.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 15.365,
+        "lon": -16.4339,
+        "name": "K\u00e9b\u00e9mer"
+      },
+      {
+        "lat": 16.59153,
+        "lon": -14.26309,
+        "name": "Bogu\u00e9"
+      },
+      {
+        "lat": 10.89469,
+        "lon": -1.09083,
+        "name": "Navrongo"
+      },
+      {
+        "lat": 9.08296,
+        "lon": -1.81884,
+        "name": "Damongo"
+      },
+      {
+        "lat": 4.89816,
+        "lon": -1.76029,
+        "name": "Takoradi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 721836.17,
+      "perimeter_km": 4489.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -3.54964,
+        "lon": 143.63229,
+        "name": "Wewak"
+      },
+      {
+        "lat": 13.48773,
+        "lon": 144.78138,
+        "name": "Tamuning-Tumon-Harmon Village"
+      },
+      {
+        "lat": 15.21233,
+        "lon": 145.7545,
+        "name": "Saipan"
+      },
+      {
+        "lat": 6.92477,
+        "lon": 158.16109,
+        "name": "Palikir"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1634342.25,
+      "perimeter_km": 5743.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 37.02089,
+        "lon": -93.20602,
+        "name": "Ozark"
+      },
+      {
+        "lat": 40.06928,
+        "lon": -75.16629,
+        "name": "West Oak Lane"
+      },
+      {
+        "lat": 27.72086,
+        "lon": -82.43315,
+        "name": "Ruskin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1008240.04,
+      "perimeter_km": 4573.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.94853,
+        "lon": 145.15274,
+        "name": "Springvale"
+      },
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      },
+      {
+        "lat": -27.66757,
+        "lon": 152.92488,
+        "name": "Springfield Lakes"
+      },
+      {
+        "lat": -34.03857,
+        "lon": 151.10005,
+        "name": "Miranda"
+      },
+      {
+        "lat": -34.75155,
+        "lon": 149.72086,
+        "name": "Goulburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 608135.79,
+      "perimeter_km": 3676.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.07,
+        "lon": -4.31056,
+        "name": "Rubino"
+      },
+      {
+        "lat": 6.30054,
+        "lon": -10.7969,
+        "name": "Monrovia"
+      },
+      {
+        "lat": 9.84108,
+        "lon": 1.54231,
+        "name": "Kopargo"
+      },
+      {
+        "lat": 6.1316,
+        "lon": 0.79853,
+        "name": "Akatsi"
+      },
+      {
+        "lat": 4.89816,
+        "lon": -1.76029,
+        "name": "Takoradi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 316710.79,
+      "perimeter_km": 3177.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 48.98333,
+        "lon": 2.23333,
+        "name": "Franconville"
+      },
+      {
+        "lat": 53.47497,
+        "lon": -2.08809,
+        "name": "Dukinfield"
+      },
+      {
+        "lat": 51.38333,
+        "lon": 8.08333,
+        "name": "Arnsberg"
+      },
+      {
+        "lat": 50.32174,
+        "lon": 10.20673,
+        "name": "Bad Neustadt an der Saale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 187181.51,
+      "perimeter_km": 2092.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.57083,
+        "lon": 104.425,
+        "name": "Dalandzadgad"
+      },
+      {
+        "lat": 45.12902,
+        "lon": 124.82769,
+        "name": "Songyuan"
+      },
+      {
+        "lat": 36.03322,
+        "lon": 139.53775,
+        "name": "Kitamoto"
+      },
+      {
+        "lat": 36.03799,
+        "lon": 138.11308,
+        "name": "Suwa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 813716.81,
+      "perimeter_km": 6327.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.38032,
+        "lon": 150.50595,
+        "name": "Rockhampton"
+      },
+      {
+        "lat": -6.72333,
+        "lon": 146.99611,
+        "name": "Lae"
+      },
+      {
+        "lat": -6.22977,
+        "lon": 155.56598,
+        "name": "Arawa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 893622.11,
+      "perimeter_km": 4820.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 32.47986,
+        "lon": -86.36192,
+        "name": "Millbrook"
+      },
+      {
+        "lat": 42.28308,
+        "lon": -87.95313,
+        "name": "Libertyville"
+      },
+      {
+        "lat": 42.38337,
+        "lon": -83.2966,
+        "name": "Redford"
+      },
+      {
+        "lat": 44.40011,
+        "lon": -79.66634,
+        "name": "Barrie"
+      },
+      {
+        "lat": 40.74482,
+        "lon": -73.94875,
+        "name": "Long Island City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 773999.21,
+      "perimeter_km": 3907.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -5.85746,
+        "lon": 144.23058,
+        "name": "Mount Hagen"
+      },
+      {
+        "lat": -5.22152,
+        "lon": 145.78695,
+        "name": "Madang"
+      },
+      {
+        "lat": -6.72333,
+        "lon": 146.99611,
+        "name": "Lae"
+      },
+      {
+        "lat": -9.47723,
+        "lon": 147.15089,
+        "name": "Port Moresby"
+      },
+      {
+        "lat": -19.26639,
+        "lon": 146.80569,
+        "name": "Townsville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 249451.18,
+      "perimeter_km": 3312.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.29788,
+        "lon": -83.82407,
+        "name": "Gainesville"
+      },
+      {
+        "lat": 38.43283,
+        "lon": -90.37762,
+        "name": "Arnold"
+      },
+      {
+        "lat": 42.64059,
+        "lon": -84.51525,
+        "name": "Holt"
+      },
+      {
+        "lat": 42.27232,
+        "lon": -71.087,
+        "name": "Mattapan"
+      },
+      {
+        "lat": 40.85677,
+        "lon": -74.12848,
+        "name": "Passaic"
+      },
+      {
+        "lat": 37.12985,
+        "lon": -80.40894,
+        "name": "Christiansburg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 792272.47,
+      "perimeter_km": 3948.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.75972,
+        "lon": 36.3225,
+        "name": "Ta\u015fova"
+      },
+      {
+        "lat": 35.98907,
+        "lon": 50.74512,
+        "name": "Shahr-e Jad\u012bd-e Mehestan"
+      },
+      {
+        "lat": 29.61031,
+        "lon": 52.53113,
+        "name": "Shiraz"
+      },
+      {
+        "lat": 22.45,
+        "lon": 58.8,
+        "name": "Bad\u012byah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 478701.6,
+      "perimeter_km": 6032.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.13333,
+        "lon": 145.13333,
+        "name": "Frankston East"
+      },
+      {
+        "lat": -37.6,
+        "lon": 144.95,
+        "name": "Craigieburn"
+      },
+      {
+        "lat": -33.88096,
+        "lon": 151.07986,
+        "name": "Strathfield"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 19977.3,
+      "perimeter_km": 1465.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 50.97417,
+        "lon": 5.82917,
+        "name": "Geleen"
+      },
+      {
+        "lat": 51.88268,
+        "lon": 10.56157,
+        "name": "Bad Harzburg"
+      },
+      {
+        "lat": 53.557,
+        "lon": 9.964,
+        "name": "St. Pauli"
+      },
+      {
+        "lat": 49.27747,
+        "lon": 16.99897,
+        "name": "Vy\u0161kov"
+      },
+      {
+        "lat": 48.99923,
+        "lon": 21.2355,
+        "name": "Pre\u0161ov"
+      },
+      {
+        "lat": 40.81322,
+        "lon": 14.16807,
+        "name": "Bagnoli"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 772017.02,
+      "perimeter_km": 3889.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.4608,
+        "lon": 18.72714,
+        "name": "Malmesbury"
+      },
+      {
+        "lat": -17.91796,
+        "lon": 19.77314,
+        "name": "Rundu"
+      },
+      {
+        "lat": -18.29083,
+        "lon": 35.94528,
+        "name": "Marromeu"
+      },
+      {
+        "lat": -25.11319,
+        "lon": 29.04454,
+        "name": "Siyabuswa"
+      },
+      {
+        "lat": -29.44931,
+        "lon": 31.21532,
+        "name": "Shakaskraal"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1834226.11,
+      "perimeter_km": 6273.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.8318,
+        "lon": 140.77919,
+        "name": "Mount Gambier"
+      },
+      {
+        "lat": -36.12179,
+        "lon": 146.88809,
+        "name": "Wodonga"
+      },
+      {
+        "lat": -37.73333,
+        "lon": 144.93333,
+        "name": "Pascoe Vale"
+      },
+      {
+        "lat": -38.02388,
+        "lon": 144.40617,
+        "name": "Lara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 36175.89,
+      "perimeter_km": 1199.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 21.85264,
+        "lon": 106.76101,
+        "name": "L\u1ea1ng S\u01a1n"
+      },
+      {
+        "lat": 31.75685,
+        "lon": 110.67252,
+        "name": "Songbai"
+      },
+      {
+        "lat": 36.22107,
+        "lon": 118.69663,
+        "name": "Yishan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 290515.26,
+      "perimeter_km": 4028.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 52.27152,
+        "lon": 11.85493,
+        "name": "Burg bei Magdeburg"
+      },
+      {
+        "lat": 53.72821,
+        "lon": 9.91078,
+        "name": "Quickborn"
+      },
+      {
+        "lat": 51.04801,
+        "lon": 31.88688,
+        "name": "Nizhyn"
+      },
+      {
+        "lat": 47.74318,
+        "lon": 18.11913,
+        "name": "Kom\u00e1rom"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 465266.93,
+      "perimeter_km": 3455.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 6.33732,
+        "lon": -75.55795,
+        "name": "Bello"
+      },
+      {
+        "lat": 7.75849,
+        "lon": -76.65255,
+        "name": "Carepa"
+      },
+      {
+        "lat": 8.23773,
+        "lon": -73.35604,
+        "name": "Oca\u00f1a"
+      },
+      {
+        "lat": 10.21313,
+        "lon": -68.32669,
+        "name": "Montalb\u00e1n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 62821.0,
+      "perimeter_km": 2064.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -14.10165,
+        "lon": 21.43531,
+        "name": "Lumbala"
+      },
+      {
+        "lat": -2.4036,
+        "lon": 29.0059,
+        "name": "Shangi"
+      },
+      {
+        "lat": -7.69916,
+        "lon": 36.95722,
+        "name": "Kidatu"
+      },
+      {
+        "lat": -8.84024,
+        "lon": 31.36587,
+        "name": "Mbala"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 943637.87,
+      "perimeter_km": 4460.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -20.03833,
+        "lon": -47.74694,
+        "name": "Igarapava"
+      },
+      {
+        "lat": -13.53306,
+        "lon": -48.22,
+        "name": "Mina\u00e7u"
+      },
+      {
+        "lat": -13.44083,
+        "lon": -49.14861,
+        "name": "Porangatu"
+      },
+      {
+        "lat": -4.82778,
+        "lon": -42.16861,
+        "name": "Campo Maior"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 393468.96,
+      "perimeter_km": 3847.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -11.11718,
+        "lon": -77.60584,
+        "name": "Huacho"
+      },
+      {
+        "lat": -3.74814,
+        "lon": -73.2529,
+        "name": "Iquitos"
+      },
+      {
+        "lat": 5.93168,
+        "lon": -73.61507,
+        "name": "Barbosa"
+      },
+      {
+        "lat": -13.54209,
+        "lon": -58.82011,
+        "name": "Sapezal"
+      },
+      {
+        "lat": -11.02889,
+        "lon": -68.74139,
+        "name": "Epitaciol\u00e2ndia"
+      },
+      {
+        "lat": -27.49362,
+        "lon": -64.85972,
+        "name": "Termas de R\u00edo Hondo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3364251.73,
+      "perimeter_km": 9983.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.16139,
+        "lon": -5.84626,
+        "name": "Aguelmous"
+      },
+      {
+        "lat": 36.57413,
+        "lon": 2.91214,
+        "name": "Boufarik"
+      },
+      {
+        "lat": 36.54722,
+        "lon": 4.68611,
+        "name": "Seddouk"
+      },
+      {
+        "lat": 36.37419,
+        "lon": 9.90651,
+        "name": "El Fahs"
+      },
+      {
+        "lat": 33.94055,
+        "lon": 10.06439,
+        "name": "Rhennouch"
+      },
+      {
+        "lat": 32.53194,
+        "lon": 13.0175,
+        "name": "Al \u2018Az\u012bz\u012byah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 417158.42,
+      "perimeter_km": 3858.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.62205,
+        "lon": -84.36909,
+        "name": "Forest Park"
+      },
+      {
+        "lat": 41.75198,
+        "lon": -87.97395,
+        "name": "Darien"
+      },
+      {
+        "lat": 40.32674,
+        "lon": -78.92197,
+        "name": "Johnstown"
+      },
+      {
+        "lat": 41.40916,
+        "lon": -75.6649,
+        "name": "Scranton"
+      },
+      {
+        "lat": 41.27065,
+        "lon": -72.94705,
+        "name": "West Haven"
+      },
+      {
+        "lat": 39.9626,
+        "lon": -76.72774,
+        "name": "York"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 544138.81,
+      "perimeter_km": 3589.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 31.23913,
+        "lon": 121.36779,
+        "name": "Changzheng"
+      },
+      {
+        "lat": 36.54356,
+        "lon": 119.81326,
+        "name": "Damoujia"
+      },
+      {
+        "lat": 38.10472,
+        "lon": 140.85944,
+        "name": "Iwanuma"
+      },
+      {
+        "lat": 35.25,
+        "lon": 136.78333,
+        "name": "Inazawa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 749051.58,
+      "perimeter_km": 4454.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.65588,
+        "lon": -90.30928,
+        "name": "University City"
+      },
+      {
+        "lat": 41.91253,
+        "lon": -88.13479,
+        "name": "Carol Stream"
+      },
+      {
+        "lat": 39.09928,
+        "lon": -76.84831,
+        "name": "Laurel"
+      },
+      {
+        "lat": 28.0199,
+        "lon": -82.77323,
+        "name": "Dunedin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 918840.52,
+      "perimeter_km": 4130.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.19828,
+        "lon": 29.21237,
+        "name": "Kestel"
+      },
+      {
+        "lat": 35.67396,
+        "lon": 35.80259,
+        "name": "Burj Isl\u0101m"
+      },
+      {
+        "lat": 33.20733,
+        "lon": 35.57212,
+        "name": "Qiryat Shmona"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 82551.4,
+      "perimeter_km": 2002.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.90347,
+        "lon": 14.23736,
+        "name": "Scampia"
+      },
+      {
+        "lat": 41.70706,
+        "lon": 12.68904,
+        "name": "Genzano di Roma"
+      },
+      {
+        "lat": 43.11985,
+        "lon": 5.80155,
+        "name": "Sanary-sur-Mer"
+      },
+      {
+        "lat": 48.21806,
+        "lon": 16.48306,
+        "name": "Aspern"
+      },
+      {
+        "lat": 51.25058,
+        "lon": 22.57009,
+        "name": "Lublin"
+      },
+      {
+        "lat": 35.90942,
+        "lon": 14.42566,
+        "name": "Mosta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 627416.9,
+      "perimeter_km": 4680.04,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 50.61385,
+        "lon": 5.74679,
+        "name": "Soumagne"
+      },
+      {
+        "lat": 50.66829,
+        "lon": 4.61443,
+        "name": "Louvain-la-Neuve"
+      },
+      {
+        "lat": 52.29763,
+        "lon": 7.58382,
+        "name": "H\u00f6rstel"
+      },
+      {
+        "lat": 52.59319,
+        "lon": 13.32127,
+        "name": "Wittenau"
+      },
+      {
+        "lat": 53.59601,
+        "lon": 19.56849,
+        "name": "I\u0142awa"
+      },
+      {
+        "lat": 42.33855,
+        "lon": 23.55805,
+        "name": "Samokov"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 691423.05,
+      "perimeter_km": 4100.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 26.12231,
+        "lon": -80.14338,
+        "name": "Fort Lauderdale"
+      },
+      {
+        "lat": 38.78206,
+        "lon": -77.14637,
+        "name": "Franconia"
+      },
+      {
+        "lat": 39.9512,
+        "lon": -75.15923,
+        "name": "Center City"
+      },
+      {
+        "lat": 42.27232,
+        "lon": -71.087,
+        "name": "Mattapan"
+      },
+      {
+        "lat": 41.87871,
+        "lon": -71.38256,
+        "name": "Pawtucket"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 291420.96,
+      "perimeter_km": 4054.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 13.71971,
+        "lon": -88.93309,
+        "name": "Cojutepeque"
+      },
+      {
+        "lat": 18.08124,
+        "lon": -88.56328,
+        "name": "Orange Walk"
+      },
+      {
+        "lat": 19.72116,
+        "lon": -99.22391,
+        "name": "Tepotzotl\u00e1n"
+      },
+      {
+        "lat": 25.9812,
+        "lon": -80.14838,
+        "name": "Hallandale Beach"
+      },
+      {
+        "lat": 23.16481,
+        "lon": -82.30116,
+        "name": "Coj\u00edmar"
+      },
+      {
+        "lat": 12.57758,
+        "lon": -87.02705,
+        "name": "Chichigalpa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1493457.93,
+      "perimeter_km": 5597.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 51.75,
+        "lon": -2.2,
+        "name": "Stroud"
+      },
+      {
+        "lat": 53.29483,
+        "lon": -3.72674,
+        "name": "Colwyn Bay"
+      },
+      {
+        "lat": 55.94433,
+        "lon": -4.57061,
+        "name": "Dumbarton"
+      },
+      {
+        "lat": 41.91886,
+        "lon": 8.73812,
+        "name": "Ajaccio"
+      },
+      {
+        "lat": 43.31083,
+        "lon": 3.47583,
+        "name": "Agde"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 329084.4,
+      "perimeter_km": 3818.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 31.43516,
+        "lon": -97.74391,
+        "name": "Gatesville"
+      },
+      {
+        "lat": 34.48888,
+        "lon": -118.62287,
+        "name": "Castaic"
+      },
+      {
+        "lat": 44.73191,
+        "lon": -93.21772,
+        "name": "Apple Valley"
+      },
+      {
+        "lat": 42.16558,
+        "lon": -88.29425,
+        "name": "Algonquin"
+      },
+      {
+        "lat": 30.38575,
+        "lon": -88.61169,
+        "name": "Gautier"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2456820.81,
+      "perimeter_km": 7093.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 22.31811,
+        "lon": 114.26994,
+        "name": "Hang Hau"
+      },
+      {
+        "lat": 35.0616,
+        "lon": 105.79108,
+        "name": "Lianhua"
+      },
+      {
+        "lat": 32.77856,
+        "lon": 130.74537,
+        "name": "Kot\u014d"
+      },
+      {
+        "lat": 23.95671,
+        "lon": 120.57608,
+        "name": "Yuanlin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1872788.96,
+      "perimeter_km": 6015.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -23.68073,
+        "lon": -46.7394,
+        "name": "Jardim Sao Luis"
+      },
+      {
+        "lat": -24.00583,
+        "lon": -48.34944,
+        "name": "Cap\u00e3o Bonito"
+      },
+      {
+        "lat": -17.35111,
+        "lon": -44.96222,
+        "name": "Buritizeiro"
+      },
+      {
+        "lat": -19.93556,
+        "lon": -40.60028,
+        "name": "Santa Teresa"
+      },
+      {
+        "lat": -20.23389,
+        "lon": -41.51056,
+        "name": "Ibatiba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 251376.71,
+      "perimeter_km": 2291.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 8.87763,
+        "lon": -79.78007,
+        "name": "La Chorrera"
+      },
+      {
+        "lat": 22.80667,
+        "lon": -80.07556,
+        "name": "Sagua la Grande"
+      },
+      {
+        "lat": 14.61341,
+        "lon": -60.99964,
+        "name": "Le Lamentin"
+      },
+      {
+        "lat": 12.12246,
+        "lon": -68.88641,
+        "name": "Willemstad"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1619753.1,
+      "perimeter_km": 5893.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.73333,
+        "lon": 145.15,
+        "name": "Eltham"
+      },
+      {
+        "lat": -27.64613,
+        "lon": 152.85965,
+        "name": "Redbank Plains"
+      },
+      {
+        "lat": -33.28397,
+        "lon": 149.10018,
+        "name": "Orange"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 14928.59,
+      "perimeter_km": 2665.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.26667,
+        "lon": 145.01667,
+        "name": "Mount Martha"
+      },
+      {
+        "lat": -37.88264,
+        "lon": 144.7003,
+        "name": "Hoppers Crossing"
+      },
+      {
+        "lat": -27.25204,
+        "lon": 152.99226,
+        "name": "Kallangur"
+      },
+      {
+        "lat": -33.9049,
+        "lon": 151.01996,
+        "name": "Yagoona"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 178877.44,
+      "perimeter_km": 2952.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -34.66737,
+        "lon": -56.21758,
+        "name": "Progreso"
+      },
+      {
+        "lat": -25.88278,
+        "lon": -48.57472,
+        "name": "Guaratuba"
+      },
+      {
+        "lat": -21.78083,
+        "lon": -45.965,
+        "name": "Po\u00e7o Fundo"
+      },
+      {
+        "lat": -23.5212,
+        "lon": -46.67409,
+        "name": "Barra Funda"
+      },
+      {
+        "lat": -21.175,
+        "lon": -43.01778,
+        "name": "Tocantins"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 193089.73,
+      "perimeter_km": 4391.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -2.15222,
+        "lon": -56.09222,
+        "name": "Juruti"
+      },
+      {
+        "lat": -4.77611,
+        "lon": -48.06722,
+        "name": "Rondon do Par\u00e1"
+      },
+      {
+        "lat": -11.30417,
+        "lon": -41.85583,
+        "name": "Irec\u00ea"
+      },
+      {
+        "lat": -21.09083,
+        "lon": -45.09139,
+        "name": "Perd\u00f5es"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1276977.86,
+      "perimeter_km": 5495.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -33.45694,
+        "lon": -70.64827,
+        "name": "Santiago"
+      },
+      {
+        "lat": -25.42126,
+        "lon": -57.54725,
+        "name": "San Antonio"
+      },
+      {
+        "lat": -23.34722,
+        "lon": -52.09528,
+        "name": "Mandagua\u00e7u"
+      },
+      {
+        "lat": -22.98444,
+        "lon": -43.22315,
+        "name": "Leblon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 703604.9,
+      "perimeter_km": 5972.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 50.73333,
+        "lon": 7.01667,
+        "name": "Alfter"
+      },
+      {
+        "lat": 57.93033,
+        "lon": 12.53345,
+        "name": "Alings\u00e5s"
+      },
+      {
+        "lat": 46.62978,
+        "lon": 14.34016,
+        "name": "Sankt Peter"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 298201.39,
+      "perimeter_km": 2842.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 24.17541,
+        "lon": 96.34144,
+        "name": "Katha"
+      },
+      {
+        "lat": 30.21469,
+        "lon": 106.45743,
+        "name": "Longshi"
+      },
+      {
+        "lat": 29.79313,
+        "lon": 107.03715,
+        "name": "Jiangnan"
+      },
+      {
+        "lat": 29.385,
+        "lon": 106.51944,
+        "name": "Yudong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 51832.6,
+      "perimeter_km": 2508.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 20.4475,
+        "lon": 99.88083,
+        "name": "Tachilek"
+      },
+      {
+        "lat": 30.71277,
+        "lon": 108.34187,
+        "name": "Gaofeng"
+      },
+      {
+        "lat": 26.72694,
+        "lon": 108.06361,
+        "name": "Panghai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 181130.8,
+      "perimeter_km": 2952.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 21.08718,
+        "lon": 72.88153,
+        "name": "Sach\u012bn"
+      },
+      {
+        "lat": 30.84134,
+        "lon": 75.98547,
+        "name": "S\u0101nehw\u0101l"
+      },
+      {
+        "lat": 30.1718,
+        "lon": 77.6139,
+        "name": "Behat"
+      },
+      {
+        "lat": 37.29601,
+        "lon": 79.63575,
+        "name": "Kuiya"
+      },
+      {
+        "lat": 26.59185,
+        "lon": 94.19445,
+        "name": "Titabor Town"
+      },
+      {
+        "lat": 20.57806,
+        "lon": 86.56063,
+        "name": "Pat\u0101mundai"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2434752.61,
+      "perimeter_km": 6375.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -35.5952,
+        "lon": -71.72924,
+        "name": "San Javier"
+      },
+      {
+        "lat": -33.59217,
+        "lon": -70.6996,
+        "name": "San Bernardo"
+      },
+      {
+        "lat": -23.53306,
+        "lon": -49.24444,
+        "name": "Taquarituba"
+      },
+      {
+        "lat": -33.33425,
+        "lon": -60.2108,
+        "name": "San Nicol\u00e1s de los Arroyos"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 574986.14,
+      "perimeter_km": 5221.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.88214,
+        "lon": 144.98215,
+        "name": "Elwood"
+      },
+      {
+        "lat": -38.02388,
+        "lon": 144.40617,
+        "name": "Lara"
+      },
+      {
+        "lat": -27.58333,
+        "lon": 153.1,
+        "name": "Eight Mile Plains"
+      },
+      {
+        "lat": -31.91099,
+        "lon": 152.45387,
+        "name": "Taree"
+      },
+      {
+        "lat": -35.41647,
+        "lon": 149.06954,
+        "name": "Tuggeranong Administrative District"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 182331.68,
+      "perimeter_km": 2909.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 11.75938,
+        "lon": 75.57835,
+        "name": "Panoor"
+      },
+      {
+        "lat": 16.61667,
+        "lon": 74.40442,
+        "name": "Hupari"
+      },
+      {
+        "lat": 29.54299,
+        "lon": 67.87726,
+        "name": "Sibi"
+      },
+      {
+        "lat": 25.49856,
+        "lon": 84.96084,
+        "name": "Naubatpur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1615417.05,
+      "perimeter_km": 5698.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 19.30661,
+        "lon": -98.18773,
+        "name": "Santa Ana Chiautempan"
+      },
+      {
+        "lat": 18.31847,
+        "lon": -100.28148,
+        "name": "Arcelia"
+      },
+      {
+        "lat": 29.99883,
+        "lon": -95.26216,
+        "name": "Humble"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 116832.49,
+      "perimeter_km": 2865.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.7176,
+        "lon": -62.26545,
+        "name": "Bah\u00eda Blanca"
+      },
+      {
+        "lat": -31.66274,
+        "lon": -60.7653,
+        "name": "Santo Tom\u00e9"
+      },
+      {
+        "lat": -28.26278,
+        "lon": -52.40667,
+        "name": "Passo Fundo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 300287.18,
+      "perimeter_km": 3162.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 43.30975,
+        "lon": -3.00716,
+        "name": "Sestao"
+      },
+      {
+        "lat": 48.90683,
+        "lon": 2.50648,
+        "name": "Les Pavillons-sous-Bois"
+      },
+      {
+        "lat": 54.4914,
+        "lon": 26.9111,
+        "name": "Vileyka"
+      },
+      {
+        "lat": 49.3088,
+        "lon": 14.1475,
+        "name": "P\u00edsek"
+      },
+      {
+        "lat": 49.43134,
+        "lon": 15.22336,
+        "name": "Pelh\u0159imov"
+      },
+      {
+        "lat": 47.44417,
+        "lon": 19.17595,
+        "name": "Budapest XVIII. ker\u00fclet"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 760554.03,
+      "perimeter_km": 5811.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.04095,
+        "lon": -1.49014,
+        "name": "Mula"
+      },
+      {
+        "lat": 53.51619,
+        "lon": -2.94117,
+        "name": "Maghull"
+      },
+      {
+        "lat": 53.64972,
+        "lon": 10.18417,
+        "name": "Volksdorf"
+      },
+      {
+        "lat": 48.90421,
+        "lon": 38.44094,
+        "name": "Lysychansk"
+      },
+      {
+        "lat": 46.42005,
+        "lon": 15.87018,
+        "name": "Ptuj"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2781398.54,
+      "perimeter_km": 8016.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.56667,
+        "lon": -15.6,
+        "name": "Farafenni"
+      },
+      {
+        "lat": 12.46338,
+        "lon": -3.46075,
+        "name": "D\u00e9dougou"
+      },
+      {
+        "lat": 11.16972,
+        "lon": -1.145,
+        "name": "P\u00f4"
+      },
+      {
+        "lat": 6.76051,
+        "lon": -1.59402,
+        "name": "Ahwiaa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 467655.07,
+      "perimeter_km": 3812.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.9217,
+        "lon": -87.64783,
+        "name": "Lincoln Park"
+      },
+      {
+        "lat": 41.86505,
+        "lon": -80.78981,
+        "name": "Ashtabula"
+      },
+      {
+        "lat": 39.28065,
+        "lon": -80.34453,
+        "name": "Clarksburg"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 80940.25,
+      "perimeter_km": 1539.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.91667,
+        "lon": 145.11667,
+        "name": "Clayton"
+      },
+      {
+        "lat": -20.72523,
+        "lon": 139.49727,
+        "name": "Mount Isa"
+      },
+      {
+        "lat": -27.66757,
+        "lon": 152.92488,
+        "name": "Springfield Lakes"
+      },
+      {
+        "lat": -28.07071,
+        "lon": 153.39329,
+        "name": "Robina"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -33.77271,
+        "lon": 151.08184,
+        "name": "Epping"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1193437.88,
+      "perimeter_km": 5008.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.06147,
+        "lon": -1.04877,
+        "name": "Santomera"
+      },
+      {
+        "lat": 42.64725,
+        "lon": -8.88459,
+        "name": "Boiro"
+      },
+      {
+        "lat": 53.57077,
+        "lon": -1.18454,
+        "name": "Adwick le Street"
+      },
+      {
+        "lat": 49.34615,
+        "lon": 7.25527,
+        "name": "Bexbach"
+      },
+      {
+        "lat": 48.2019,
+        "lon": 16.38792,
+        "name": "Landstra\u00dfe"
+      },
+      {
+        "lat": 44.16259,
+        "lon": 4.61974,
+        "name": "Bagnols-sur-C\u00e8ze"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1683739.72,
+      "perimeter_km": 5444.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 50.46198,
+        "lon": -3.52522,
+        "name": "Torquay"
+      },
+      {
+        "lat": 50.66667,
+        "lon": 3.08333,
+        "name": "Marcq-en-Bar\u0153ul"
+      },
+      {
+        "lat": 52.25917,
+        "lon": 4.75972,
+        "name": "Aalsmeer"
+      },
+      {
+        "lat": 43.8805,
+        "lon": 11.09699,
+        "name": "Prato"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 351585.22,
+      "perimeter_km": 3043.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -33.2863,
+        "lon": -70.87561,
+        "name": "Lampa"
+      },
+      {
+        "lat": -25.11364,
+        "lon": -64.12628,
+        "name": "Joaqu\u00edn V. Gonz\u00e1lez"
+      },
+      {
+        "lat": -27.19361,
+        "lon": -51.49472,
+        "name": "Herval dOeste"
+      },
+      {
+        "lat": -29.78306,
+        "lon": -55.79194,
+        "name": "Alegrete"
+      },
+      {
+        "lat": -32.56611,
+        "lon": -53.37583,
+        "name": "Jaguar\u00e3o"
+      },
+      {
+        "lat": -34.7574,
+        "lon": -58.40279,
+        "name": "Lomas de Zamora"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1200916.54,
+      "perimeter_km": 4980.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 36.096,
+        "lon": 114.38278,
+        "name": "Anyang"
+      },
+      {
+        "lat": 36.08171,
+        "lon": 139.37162,
+        "name": "Yamata"
+      },
+      {
+        "lat": 34.81667,
+        "lon": 134.7,
+        "name": "Himeji"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 208070.17,
+      "perimeter_km": 4527.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 30.655,
+        "lon": 108.193,
+        "name": "Xiangshui"
+      },
+      {
+        "lat": 39.74326,
+        "lon": 118.45099,
+        "name": "Tangjiazhuang"
+      },
+      {
+        "lat": 49.17405,
+        "lon": 125.21967,
+        "name": "Nenjiang"
+      },
+      {
+        "lat": 35.86224,
+        "lon": 139.97732,
+        "name": "Kashiwa"
+      },
+      {
+        "lat": 34.43333,
+        "lon": 132.46667,
+        "name": "Gion"
+      },
+      {
+        "lat": 32.21667,
+        "lon": 130.4,
+        "name": "Minamata"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3151679.01,
+      "perimeter_km": 7578.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 35.38488,
+        "lon": -77.99277,
+        "name": "Goldsboro"
+      },
+      {
+        "lat": 36.32311,
+        "lon": -86.71333,
+        "name": "Goodlettsville"
+      },
+      {
+        "lat": 41.61559,
+        "lon": -87.52949,
+        "name": "Calumet City"
+      },
+      {
+        "lat": 42.70704,
+        "lon": -71.16311,
+        "name": "Lawrence"
+      },
+      {
+        "lat": 41.81843,
+        "lon": -73.14372,
+        "name": "West Torrington"
+      },
+      {
+        "lat": 44.67244,
+        "lon": -63.47506,
+        "name": "Cole Harbour"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 993343.78,
+      "perimeter_km": 5378.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.20771,
+        "lon": -6.35163,
+        "name": "Balakouya"
+      },
+      {
+        "lat": 6.1162,
+        "lon": -6.53603,
+        "name": "Grand-Zattry"
+      },
+      {
+        "lat": 12.35811,
+        "lon": -4.77688,
+        "name": "Yorosso"
+      },
+      {
+        "lat": 6.45197,
+        "lon": 3.33115,
+        "name": "Ajegunle"
+      },
+      {
+        "lat": 6.01203,
+        "lon": -3.19024,
+        "name": "Bianouan"
+      },
+      {
+        "lat": 5.40755,
+        "lon": -3.38023,
+        "name": "Ahigb\u00e9 Koffikro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 463880.22,
+      "perimeter_km": 3051.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 16.25649,
+        "lon": 74.48195,
+        "name": "Sankeshwar"
+      },
+      {
+        "lat": 28.59166,
+        "lon": 76.27161,
+        "name": "Charkhi D\u0101dri"
+      },
+      {
+        "lat": 23.16971,
+        "lon": 89.21371,
+        "name": "Jessore"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 962820.85,
+      "perimeter_km": 4532.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.15912,
+        "lon": 145.93118,
+        "name": "Warragul"
+      },
+      {
+        "lat": -37.91482,
+        "lon": 144.75088,
+        "name": "Point Cook"
+      },
+      {
+        "lat": -27.91828,
+        "lon": 153.33275,
+        "name": "Helensvale"
+      },
+      {
+        "lat": -31.43084,
+        "lon": 152.90894,
+        "name": "Port Macquarie"
+      },
+      {
+        "lat": -32.92953,
+        "lon": 151.7801,
+        "name": "Newcastle"
+      },
+      {
+        "lat": -33.8178,
+        "lon": 151.00348,
+        "name": "Parramatta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 185763.28,
+      "perimeter_km": 2852.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -33.67969,
+        "lon": -70.98482,
+        "name": "El Monte"
+      },
+      {
+        "lat": -25.45303,
+        "lon": -52.90464,
+        "name": "Quedas do Igua\u00e7u"
+      },
+      {
+        "lat": -21.18694,
+        "lon": -43.97583,
+        "name": "Barroso"
+      },
+      {
+        "lat": -21.13056,
+        "lon": -42.36639,
+        "name": "Muria\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 245930.34,
+      "perimeter_km": 6299.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 55.08652,
+        "lon": -1.58598,
+        "name": "Cramlington"
+      },
+      {
+        "lat": 55.88098,
+        "lon": 12.50111,
+        "name": "H\u00f8rsholm"
+      },
+      {
+        "lat": 50.6607,
+        "lon": 14.03227,
+        "name": "\u00dast\u00ed nad Labem"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 258533.19,
+      "perimeter_km": 2634.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -23.81306,
+        "lon": -47.71639,
+        "name": "Pilar do Sul"
+      },
+      {
+        "lat": -7.19111,
+        "lon": -48.20722,
+        "name": "Aragua\u00edna"
+      },
+      {
+        "lat": -19.87611,
+        "lon": -44.98361,
+        "name": "Nova Serrana"
+      },
+      {
+        "lat": -20.69639,
+        "lon": -44.82722,
+        "name": "Oliveira"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 293251.17,
+      "perimeter_km": 3850.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.91928,
+        "lon": 145.05301,
+        "name": "Bentleigh East"
+      },
+      {
+        "lat": -38.08333,
+        "lon": 144.38333,
+        "name": "Corio"
+      },
+      {
+        "lat": -36.38047,
+        "lon": 145.39867,
+        "name": "Shepparton"
+      },
+      {
+        "lat": -27.08465,
+        "lon": 152.9511,
+        "name": "Caboolture"
+      },
+      {
+        "lat": -33.7511,
+        "lon": 151.28886,
+        "name": "Dee Why"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 217531.32,
+      "perimeter_km": 3012.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.40924,
+        "lon": -3.70246,
+        "name": "Embajadores"
+      },
+      {
+        "lat": 51.59083,
+        "lon": 4.91944,
+        "name": "Rijen"
+      },
+      {
+        "lat": 50.87325,
+        "lon": 5.5184,
+        "name": "Bilzen"
+      },
+      {
+        "lat": 52.53048,
+        "lon": 13.29371,
+        "name": "Charlottenburg-Nord"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 266576.37,
+      "perimeter_km": 3929.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 2.2487,
+        "lon": 102.246,
+        "name": "Batu Berendam"
+      },
+      {
+        "lat": 13.66302,
+        "lon": 100.43416,
+        "name": "Bang Khun Thian"
+      },
+      {
+        "lat": -7.49958,
+        "lon": 112.69992,
+        "name": "Tanggulangin"
+      },
+      {
+        "lat": -7.26333,
+        "lon": 110.3975,
+        "name": "Ambarawa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 761991.93,
+      "perimeter_km": 5646.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.9,
+        "lon": 145.18333,
+        "name": "Wheelers Hill"
+      },
+      {
+        "lat": -27.35364,
+        "lon": 152.96848,
+        "name": "Albany Creek"
+      },
+      {
+        "lat": -33.72976,
+        "lon": 151.15977,
+        "name": "Saint Ives"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 143329.34,
+      "perimeter_km": 2820.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 46.35,
+        "lon": 25.8,
+        "name": "Miercurea-Ciuc"
+      },
+      {
+        "lat": 46.38333,
+        "lon": 23.85,
+        "name": "Ocna Mure\u015f"
+      },
+      {
+        "lat": 60.21043,
+        "lon": 25.08289,
+        "name": "East Helsinki"
+      },
+      {
+        "lat": 62.91447,
+        "lon": 34.45856,
+        "name": "Medvezh\u2019yegorsk"
+      },
+      {
+        "lat": 55.80797,
+        "lon": 37.45814,
+        "name": "Pokrovskoye-Streshn\u00ebvo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 926367.61,
+      "perimeter_km": 4403.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.87066,
+        "lon": 55.27025,
+        "name": "An\u0101r"
+      },
+      {
+        "lat": 42.42193,
+        "lon": 69.82709,
+        "name": "Aksu"
+      },
+      {
+        "lat": 43.30235,
+        "lon": 77.23811,
+        "name": "Talghar"
+      },
+      {
+        "lat": 34.3009,
+        "lon": 71.65238,
+        "name": "Tangi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1010187.1,
+      "perimeter_km": 5123.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.26667,
+        "lon": 145.01667,
+        "name": "Mount Martha"
+      },
+      {
+        "lat": -37.74981,
+        "lon": 144.9109,
+        "name": "Essendon"
+      },
+      {
+        "lat": -37.8318,
+        "lon": 140.77919,
+        "name": "Mount Gambier"
+      },
+      {
+        "lat": -34.75705,
+        "lon": 138.60819,
+        "name": "Paralowie"
+      },
+      {
+        "lat": -27.98941,
+        "lon": 153.33633,
+        "name": "Nerang"
+      },
+      {
+        "lat": -33.92399,
+        "lon": 151.22749,
+        "name": "Kingsford"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 673920.7,
+      "perimeter_km": 3827.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 13.72397,
+        "lon": -89.188,
+        "name": "Mejicanos"
+      },
+      {
+        "lat": 32.07239,
+        "lon": -84.23269,
+        "name": "Americus"
+      },
+      {
+        "lat": 32.11548,
+        "lon": -81.24706,
+        "name": "Pooler"
+      },
+      {
+        "lat": 25.93315,
+        "lon": -80.16255,
+        "name": "North Miami Beach"
+      },
+      {
+        "lat": 18.4898,
+        "lon": -71.41894,
+        "name": "Neiba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1710611.23,
+      "perimeter_km": 6270.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.59891,
+        "lon": -117.28004,
+        "name": "Wildomar"
+      },
+      {
+        "lat": 40.39162,
+        "lon": -111.85077,
+        "name": "Lehi"
+      },
+      {
+        "lat": 30.4427,
+        "lon": -97.77501,
+        "name": "Jollyville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 759063.33,
+      "perimeter_km": 4449.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.35535,
+        "lon": -80.0495,
+        "name": "Mount Lebanon"
+      },
+      {
+        "lat": 38.81061,
+        "lon": -90.69985,
+        "name": "O'Fallon"
+      },
+      {
+        "lat": 43.695,
+        "lon": -79.2959,
+        "name": "Taylor-Massey"
+      },
+      {
+        "lat": 41.60232,
+        "lon": -72.98677,
+        "name": "Wolcott"
+      },
+      {
+        "lat": 40.72149,
+        "lon": -73.7693,
+        "name": "Terrace Heights"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 297557.61,
+      "perimeter_km": 3239.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.99116,
+        "lon": 145.17385,
+        "name": "Keysborough"
+      },
+      {
+        "lat": -27.35364,
+        "lon": 152.96848,
+        "name": "Albany Creek"
+      },
+      {
+        "lat": -33.9209,
+        "lon": 151.12506,
+        "name": "Earlwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 148061.17,
+      "perimeter_km": 2840.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.83333,
+        "lon": 145.05,
+        "name": "Glenferrie"
+      },
+      {
+        "lat": -34.91119,
+        "lon": 138.70735,
+        "name": "Adelaide Hills"
+      },
+      {
+        "lat": -27.62563,
+        "lon": 152.96883,
+        "name": "Forest Lake"
+      },
+      {
+        "lat": -33.91972,
+        "lon": 151.07592,
+        "name": "Lakemba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 584667.13,
+      "perimeter_km": 3649.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 31.23917,
+        "lon": 48.65639,
+        "name": "K\u016bt-e \u2018Abdoll\u0101h"
+      },
+      {
+        "lat": 29.4963,
+        "lon": 60.8629,
+        "name": "Zahedan"
+      },
+      {
+        "lat": 42.52256,
+        "lon": 72.2417,
+        "name": "Talas"
+      },
+      {
+        "lat": 26.46517,
+        "lon": 79.50918,
+        "name": "Auraiya"
+      },
+      {
+        "lat": 21.07466,
+        "lon": 72.87888,
+        "name": "Kansad"
+      },
+      {
+        "lat": 19.6451,
+        "lon": 73.47434,
+        "name": "Kas\u0101ra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 4677648.07,
+      "perimeter_km": 8728.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.25424,
+        "lon": -85.75941,
+        "name": "Louisville"
+      },
+      {
+        "lat": 40.4284,
+        "lon": -79.69755,
+        "name": "Murrysville"
+      },
+      {
+        "lat": 40.57927,
+        "lon": -74.41154,
+        "name": "South Plainfield"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 42072.45,
+      "perimeter_km": 2029.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 17.21976,
+        "lon": -100.63032,
+        "name": "T\u00e9cpan de Galeana"
+      },
+      {
+        "lat": 19.88733,
+        "lon": -102.20636,
+        "name": "Tanganc\u00edcuaro de Arista"
+      },
+      {
+        "lat": 20.4925,
+        "lon": -103.4175,
+        "name": "Lomas del Sur"
+      },
+      {
+        "lat": 19.90481,
+        "lon": -99.34379,
+        "name": "Tepeji del R\u00edo de Ocampo"
+      },
+      {
+        "lat": 19.09917,
+        "lon": -98.25417,
+        "name": "Sanctorum"
+      },
+      {
+        "lat": 18.94918,
+        "lon": -97.80379,
+        "name": "Los Reyes de Ju\u00e1rez"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 111248.08,
+      "perimeter_km": 1463.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.61082,
+        "lon": -58.481,
+        "name": "Villa Santa Rita"
+      },
+      {
+        "lat": -30.40431,
+        "lon": -56.46926,
+        "name": "Artigas"
+      },
+      {
+        "lat": -29.55028,
+        "lon": -55.13111,
+        "name": "S\u00e3o Francisco de Assis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 21725.64,
+      "perimeter_km": 1309.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 3.98695,
+        "lon": -73.75797,
+        "name": "Acac\u00edas"
+      },
+      {
+        "lat": 8.09263,
+        "lon": -76.72822,
+        "name": "Turbo"
+      },
+      {
+        "lat": 10.44589,
+        "lon": -74.95869,
+        "name": "Manat\u00ed"
+      },
+      {
+        "lat": 8.88724,
+        "lon": -64.16512,
+        "name": "San Jos\u00e9 de Guanipa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 503793.77,
+      "perimeter_km": 3275.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -29.05459,
+        "lon": 167.96628,
+        "name": "Kingston"
+      },
+      {
+        "lat": -36.88745,
+        "lon": 174.77059,
+        "name": "Epsom"
+      },
+      {
+        "lat": -39.6381,
+        "lon": 176.84918,
+        "name": "Hastings"
+      },
+      {
+        "lat": -40.35636,
+        "lon": 175.61113,
+        "name": "Palmerston North"
+      },
+      {
+        "lat": -40.91667,
+        "lon": 175.01667,
+        "name": "Paraparaumu"
+      },
+      {
+        "lat": -39.06667,
+        "lon": 174.08333,
+        "name": "New Plymouth"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 194556.07,
+      "perimeter_km": 3112.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -11.42173,
+        "lon": 15.12345,
+        "name": "Cela"
+      },
+      {
+        "lat": -4.99707,
+        "lon": 12.9484,
+        "name": "Tshela"
+      },
+      {
+        "lat": 4.34283,
+        "lon": 18.59447,
+        "name": "Zongo"
+      },
+      {
+        "lat": -13.54323,
+        "lon": 23.10467,
+        "name": "Zambezi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1162094.14,
+      "perimeter_km": 4914.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -43.53333,
+        "lon": 172.63333,
+        "name": "Christchurch"
+      },
+      {
+        "lat": -37.0646,
+        "lon": 174.94212,
+        "name": "Papakura"
+      },
+      {
+        "lat": -37.87822,
+        "lon": 175.4402,
+        "name": "Cambridge"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 24240.97,
+      "perimeter_km": 1517.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.88148,
+        "lon": -71.89167,
+        "name": "Paz de Ariporo"
+      },
+      {
+        "lat": 11.46077,
+        "lon": -69.5657,
+        "name": "La Vela de Coro"
+      },
+      {
+        "lat": 10.30589,
+        "lon": -67.63212,
+        "name": "El Lim\u00f3n"
+      },
+      {
+        "lat": 9.42958,
+        "lon": -64.46428,
+        "name": "Anaco"
+      },
+      {
+        "lat": -3.22083,
+        "lon": -64.80417,
+        "name": "Alvar\u00e3es"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 761910.52,
+      "perimeter_km": 3967.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.26667,
+        "lon": 3.63333,
+        "name": "Metlili Chaamba"
+      },
+      {
+        "lat": 36.18503,
+        "lon": 1.53299,
+        "name": "Oued Fodda"
+      },
+      {
+        "lat": 36.46214,
+        "lon": 7.42608,
+        "name": "Guelma"
+      },
+      {
+        "lat": 36.75898,
+        "lon": 10.01704,
+        "name": "La Mornaghia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 165557.14,
+      "perimeter_km": 2007.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 24.80361,
+        "lon": 120.96861,
+        "name": "Hsinchu"
+      },
+      {
+        "lat": 22.18659,
+        "lon": 112.30424,
+        "name": "Encheng"
+      },
+      {
+        "lat": 36.66083,
+        "lon": 119.4625,
+        "name": "Yinma"
+      },
+      {
+        "lat": 36.65233,
+        "lon": 140.16084,
+        "name": "Nasukarasuyama"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1845043.19,
+      "perimeter_km": 6774.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.11342,
+        "lon": 145.28326,
+        "name": "Cranbourne"
+      },
+      {
+        "lat": -37.88264,
+        "lon": 144.7003,
+        "name": "Hoppers Crossing"
+      },
+      {
+        "lat": -33.79176,
+        "lon": 151.08057,
+        "name": "Eastwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 18732.75,
+      "perimeter_km": 1499.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 35.8423,
+        "lon": -90.70428,
+        "name": "Jonesboro"
+      },
+      {
+        "lat": 41.1145,
+        "lon": -83.17797,
+        "name": "Tiffin"
+      },
+      {
+        "lat": 41.03399,
+        "lon": -73.76291,
+        "name": "White Plains"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 209747.84,
+      "perimeter_km": 3248.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 48.85373,
+        "lon": 2.54903,
+        "name": "Neuilly-sur-Marne"
+      },
+      {
+        "lat": 53.59549,
+        "lon": 7.20615,
+        "name": "Norden"
+      },
+      {
+        "lat": 51.70662,
+        "lon": 9.99997,
+        "name": "Northeim"
+      },
+      {
+        "lat": 50.14952,
+        "lon": 18.84215,
+        "name": "\u0141aziska G\u00f3rne"
+      },
+      {
+        "lat": 43.86638,
+        "lon": 10.34458,
+        "name": "Massarosa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 598990.81,
+      "perimeter_km": 3308.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -22.83917,
+        "lon": -42.22889,
+        "name": "Iguaba Grande"
+      },
+      {
+        "lat": -23.5318,
+        "lon": -46.65288,
+        "name": "Santa Cecilia"
+      },
+      {
+        "lat": -17.7425,
+        "lon": -46.1725,
+        "name": "Jo\u00e3o Pinheiro"
+      },
+      {
+        "lat": -5.50361,
+        "lon": -41.32333,
+        "name": "S\u00e3o Miguel do Tapuio"
+      },
+      {
+        "lat": -8.39889,
+        "lon": -35.06389,
+        "name": "Ipojuca"
+      },
+      {
+        "lat": -15.245,
+        "lon": -40.62444,
+        "name": "Itamb\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1458171.62,
+      "perimeter_km": 5159.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 9.06883,
+        "lon": -5.16404,
+        "name": "Tafir\u00e9"
+      },
+      {
+        "lat": 14.63333,
+        "lon": -16.23333,
+        "name": "Ti\u00e9bo"
+      },
+      {
+        "lat": 10.98115,
+        "lon": -4.91885,
+        "name": "Orodara"
+      },
+      {
+        "lat": 11.13417,
+        "lon": 2.93861,
+        "name": "Kandi"
+      },
+      {
+        "lat": 7.59383,
+        "lon": 6.21798,
+        "name": "Ogaminana"
+      },
+      {
+        "lat": 7.75,
+        "lon": 1.2,
+        "name": "Ani\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 478635.04,
+      "perimeter_km": 5305.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 48.68372,
+        "lon": 6.14929,
+        "name": "Laxou"
+      },
+      {
+        "lat": 51.53333,
+        "lon": -0.23333,
+        "name": "Willesden"
+      },
+      {
+        "lat": 49.22565,
+        "lon": 12.65501,
+        "name": "Cham"
+      },
+      {
+        "lat": 50.3505,
+        "lon": 14.47411,
+        "name": "M\u011bln\u00edk"
+      },
+      {
+        "lat": 44.09264,
+        "lon": 43.09113,
+        "name": "Inozemtsevo"
+      },
+      {
+        "lat": 45.64861,
+        "lon": 25.60613,
+        "name": "Bra\u015fov"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 729168.77,
+      "perimeter_km": 6827.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 47.79926,
+        "lon": 22.86255,
+        "name": "Satu Mare"
+      },
+      {
+        "lat": 57.31188,
+        "lon": 25.27456,
+        "name": "C\u0113sis"
+      },
+      {
+        "lat": 44.05,
+        "lon": 43.05036,
+        "name": "Pyatigorsk"
+      },
+      {
+        "lat": 44.63394,
+        "lon": 39.13582,
+        "name": "Goryachiy Klyuch"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 908429.0,
+      "perimeter_km": 4608.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -25.92842,
+        "lon": -49.18008,
+        "name": "Tijucas do Sul"
+      },
+      {
+        "lat": -29.25611,
+        "lon": -51.53361,
+        "name": "Garibaldi"
+      },
+      {
+        "lat": -22.63417,
+        "lon": -54.82222,
+        "name": "Caarap\u00f3"
+      },
+      {
+        "lat": -10.82294,
+        "lon": -42.72815,
+        "name": "Xique-Xique"
+      },
+      {
+        "lat": -18.60472,
+        "lon": -43.37944,
+        "name": "Serro"
+      },
+      {
+        "lat": -19.76694,
+        "lon": -44.08667,
+        "name": "Ribeir\u00e3o das Neves"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 992104.33,
+      "perimeter_km": 4958.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.24032,
+        "lon": -5.79516,
+        "name": "Gnago"
+      },
+      {
+        "lat": 11.1,
+        "lon": -13.76667,
+        "name": "Sangar\u00e9di"
+      },
+      {
+        "lat": 12.86273,
+        "lon": -7.55985,
+        "name": "Koulikoro"
+      },
+      {
+        "lat": 7.45123,
+        "lon": 8.60805,
+        "name": "Igbor"
+      },
+      {
+        "lat": 7.00228,
+        "lon": 2.60591,
+        "name": "Adjaou\u00e8r\u00e8"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1047481.11,
+      "perimeter_km": 5276.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.65,
+        "lon": 145.1,
+        "name": "South Morang"
+      },
+      {
+        "lat": -31.09048,
+        "lon": 150.92905,
+        "name": "Tamworth"
+      },
+      {
+        "lat": -33.9677,
+        "lon": 151.10149,
+        "name": "Hurstville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 88187.74,
+      "perimeter_km": 1902.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.25541,
+        "lon": -2.01873,
+        "name": "Oria"
+      },
+      {
+        "lat": 53.86437,
+        "lon": -1.68743,
+        "name": "Yeadon"
+      },
+      {
+        "lat": 52.37092,
+        "lon": -1.26417,
+        "name": "Rugby"
+      },
+      {
+        "lat": 51.57631,
+        "lon": -0.20033,
+        "name": "Golders Green"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 59228.05,
+      "perimeter_km": 2398.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.43498,
+        "lon": -3.71461,
+        "name": "Gaztambide"
+      },
+      {
+        "lat": 51.93548,
+        "lon": 15.50643,
+        "name": "Zielona G\u00f3ra"
+      },
+      {
+        "lat": 50.10938,
+        "lon": 14.51667,
+        "name": "Vyso\u010dany"
+      },
+      {
+        "lat": 41.5055,
+        "lon": 15.3391,
+        "name": "Lucera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 895662.86,
+      "perimeter_km": 4719.14,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.01949,
+        "lon": -118.49138,
+        "name": "Santa Monica"
+      },
+      {
+        "lat": 47.44846,
+        "lon": -122.29217,
+        "name": "SeaTac"
+      },
+      {
+        "lat": 49.27997,
+        "lon": -123.10556,
+        "name": "Chinatown"
+      },
+      {
+        "lat": 40.59161,
+        "lon": -111.8841,
+        "name": "Sandy"
+      },
+      {
+        "lat": 39.75554,
+        "lon": -105.2211,
+        "name": "Golden"
+      },
+      {
+        "lat": 32.42067,
+        "lon": -104.22884,
+        "name": "Carlsbad"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1361373.38,
+      "perimeter_km": 5776.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -36.35846,
+        "lon": 146.32056,
+        "name": "Wangaratta"
+      },
+      {
+        "lat": -37.74496,
+        "lon": 144.80049,
+        "name": "St Albans"
+      },
+      {
+        "lat": -27.20338,
+        "lon": 152.95923,
+        "name": "Narangba"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -33.76667,
+        "lon": 150.81667,
+        "name": "Mount Druitt"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 122005.5,
+      "perimeter_km": 2863.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -8.8,
+        "lon": 35.81667,
+        "name": "Mlimba"
+      },
+      {
+        "lat": -7.1,
+        "lon": 31.23333,
+        "name": "Usevia"
+      },
+      {
+        "lat": -3.66393,
+        "lon": 33.42118,
+        "name": "Shinyanga"
+      },
+      {
+        "lat": -0.68174,
+        "lon": 34.76666,
+        "name": "Kisii"
+      },
+      {
+        "lat": 6.76972,
+        "lon": 47.43083,
+        "name": "Gaalkacyo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 894756.39,
+      "perimeter_km": 5143.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.2376,
+        "lon": -5.10311,
+        "name": "Osuna"
+      },
+      {
+        "lat": 39.82364,
+        "lon": -7.49101,
+        "name": "Castelo Branco"
+      },
+      {
+        "lat": 42.23282,
+        "lon": -8.72264,
+        "name": "Vigo"
+      },
+      {
+        "lat": 46.17185,
+        "lon": 1.87166,
+        "name": "Gu\u00e9ret"
+      },
+      {
+        "lat": 49.06144,
+        "lon": 20.29798,
+        "name": "Poprad"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 819379.05,
+      "perimeter_km": 5432.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 45.89362,
+        "lon": 3.11264,
+        "name": "Riom"
+      },
+      {
+        "lat": 41.53333,
+        "lon": 2.08333,
+        "name": "Sant Quirze del Vall\u00e8s"
+      },
+      {
+        "lat": 37.2647,
+        "lon": -6.51667,
+        "name": "Almonte"
+      },
+      {
+        "lat": 51.4878,
+        "lon": -2.50403,
+        "name": "Mangotsfield"
+      },
+      {
+        "lat": 51.35083,
+        "lon": 5.45972,
+        "name": "Valkenswaard"
+      },
+      {
+        "lat": 59.34,
+        "lon": 17.94,
+        "name": "Bromma"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 917307.51,
+      "perimeter_km": 6509.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      },
+      {
+        "lat": -36.35846,
+        "lon": 146.32056,
+        "name": "Wangaratta"
+      },
+      {
+        "lat": -37.76722,
+        "lon": 144.76657,
+        "name": "Deer Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 64479.17,
+      "perimeter_km": 1560.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 50.31505,
+        "lon": 17.38355,
+        "name": "G\u0142ucho\u0142azy"
+      },
+      {
+        "lat": 58.14,
+        "lon": 52.65619,
+        "name": "Glazov"
+      },
+      {
+        "lat": 51.88056,
+        "lon": 45.00609,
+        "name": "Atkarsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 743305.95,
+      "perimeter_km": 5192.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 35.763,
+        "lon": 50.9171,
+        "name": "Mo\u1e29ammad Shahr"
+      },
+      {
+        "lat": 38.38917,
+        "lon": 69.32272,
+        "name": "Norak"
+      },
+      {
+        "lat": 29.32104,
+        "lon": 77.27101,
+        "name": "K\u0101ndhla"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 870300.48,
+      "perimeter_km": 5465.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 48.79266,
+        "lon": 2.46569,
+        "name": "Cr\u00e9teil"
+      },
+      {
+        "lat": 57.76638,
+        "lon": 40.92828,
+        "name": "Kostroma"
+      },
+      {
+        "lat": 44.62693,
+        "lon": 22.65288,
+        "name": "Drobeta-Turnu Severin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1542652.66,
+      "perimeter_km": 6227.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 19.14876,
+        "lon": -96.9676,
+        "name": "Huatusco"
+      },
+      {
+        "lat": 19.48698,
+        "lon": -99.18594,
+        "name": "Azcapotzalco"
+      },
+      {
+        "lat": 22.31184,
+        "lon": -79.6544,
+        "name": "Placetas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 87358.48,
+      "perimeter_km": 4120.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -43.30437,
+        "lon": 172.58356,
+        "name": "Rangiora"
+      },
+      {
+        "lat": -43.89834,
+        "lon": 171.73011,
+        "name": "Ashburton"
+      },
+      {
+        "lat": -37.68611,
+        "lon": 176.16667,
+        "name": "Tauranga"
+      },
+      {
+        "lat": -41.51603,
+        "lon": 173.9528,
+        "name": "Blenheim"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 14666.24,
+      "perimeter_km": 1574.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -33.68909,
+        "lon": -71.21528,
+        "name": "Melipilla"
+      },
+      {
+        "lat": -16.735,
+        "lon": -43.86167,
+        "name": "Montes Claros"
+      },
+      {
+        "lat": -26.07361,
+        "lon": -53.72528,
+        "name": "Santo Ant\u00f4nio do Sudoeste"
+      },
+      {
+        "lat": -28.71167,
+        "lon": -51.935,
+        "name": "Serafina Corr\u00eaa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 634999.92,
+      "perimeter_km": 7027.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.7176,
+        "lon": -62.26545,
+        "name": "Bah\u00eda Blanca"
+      },
+      {
+        "lat": -31.54055,
+        "lon": -68.49794,
+        "name": "Santa Luc\u00eda"
+      },
+      {
+        "lat": -26.40471,
+        "lon": -52.35106,
+        "name": "Clevel\u00e2ndia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 781356.53,
+      "perimeter_km": 4299.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 1.31953,
+        "lon": 103.88689,
+        "name": "Geylang"
+      },
+      {
+        "lat": 7.88481,
+        "lon": 98.40008,
+        "name": "Ban Talat Yai"
+      },
+      {
+        "lat": 7.20411,
+        "lon": 100.54508,
+        "name": "Ban Mai"
+      },
+      {
+        "lat": -4.1279,
+        "lon": 120.0297,
+        "name": "Sengkang"
+      },
+      {
+        "lat": -2.1709,
+        "lon": 115.4077,
+        "name": "Tanjung"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 586831.41,
+      "perimeter_km": 5596.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -0.55085,
+        "lon": 166.9252,
+        "name": "Yaren"
+      },
+      {
+        "lat": 6.92477,
+        "lon": 158.16109,
+        "name": "Palikir"
+      },
+      {
+        "lat": 7.08971,
+        "lon": 171.38027,
+        "name": "Majuro"
+      },
+      {
+        "lat": 1.3278,
+        "lon": 172.97696,
+        "name": "Tarawa"
+      },
+      {
+        "lat": -8.52425,
+        "lon": 179.19417,
+        "name": "Funafuti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1298216.46,
+      "perimeter_km": 6319.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.45975,
+        "lon": -3.6975,
+        "name": "Tetu\u00e1n de las Victorias"
+      },
+      {
+        "lat": 54.7158,
+        "lon": -5.8058,
+        "name": "Carrickfergus"
+      },
+      {
+        "lat": 53.39337,
+        "lon": -3.01479,
+        "name": "Birkenhead"
+      },
+      {
+        "lat": 44.81694,
+        "lon": 15.87083,
+        "name": "Biha\u0107"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1223959.63,
+      "perimeter_km": 5159.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 21.12908,
+        "lon": -101.67374,
+        "name": "Le\u00f3n de los Aldama"
+      },
+      {
+        "lat": 33.40898,
+        "lon": -91.05978,
+        "name": "Greenville"
+      },
+      {
+        "lat": 33.10317,
+        "lon": -96.67055,
+        "name": "Allen"
+      },
+      {
+        "lat": 46.64499,
+        "lon": -80.9973,
+        "name": "Valley East"
+      },
+      {
+        "lat": 43.21806,
+        "lon": -79.98716,
+        "name": "Ancaster"
+      },
+      {
+        "lat": 35.17959,
+        "lon": -80.64729,
+        "name": "Mint Hill"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2218679.87,
+      "perimeter_km": 8110.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -11.52472,
+        "lon": -61.01278,
+        "name": "Espig\u00e3o dOeste"
+      },
+      {
+        "lat": -5.80917,
+        "lon": -61.30028,
+        "name": "Manicor\u00e9"
+      },
+      {
+        "lat": -16.08222,
+        "lon": -48.50722,
+        "name": "Alex\u00e2nia"
+      },
+      {
+        "lat": -23.01528,
+        "lon": -48.01056,
+        "name": "Conchas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 937178.69,
+      "perimeter_km": 5090.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.99362,
+        "lon": 12.72238,
+        "name": "Guidonia Montecelio"
+      },
+      {
+        "lat": 40.43202,
+        "lon": -3.67583,
+        "name": "Lista"
+      },
+      {
+        "lat": 47.25395,
+        "lon": 16.93525,
+        "name": "S\u00e1rv\u00e1r"
+      },
+      {
+        "lat": 44.98901,
+        "lon": 38.94324,
+        "name": "Yablonovskiy"
+      },
+      {
+        "lat": 39.10772,
+        "lon": 26.55529,
+        "name": "Mytilene"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1522707.65,
+      "perimeter_km": 7323.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -38.26667,
+        "lon": 145.01667,
+        "name": "Mount Martha"
+      },
+      {
+        "lat": -37.81667,
+        "lon": 145.23333,
+        "name": "Ringwood"
+      },
+      {
+        "lat": -34.18551,
+        "lon": 142.16251,
+        "name": "Mildura"
+      },
+      {
+        "lat": -27.50578,
+        "lon": 153.10236,
+        "name": "Carindale"
+      },
+      {
+        "lat": -33.91439,
+        "lon": 151.24895,
+        "name": "Randwick"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 493307.63,
+      "perimeter_km": 3296.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -9.29782,
+        "lon": 14.91162,
+        "name": "N'dalatando"
+      },
+      {
+        "lat": 4.16667,
+        "lon": 11.53333,
+        "name": "Obala"
+      },
+      {
+        "lat": -15.35454,
+        "lon": 28.37416,
+        "name": "Madido"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 967198.5,
+      "perimeter_km": 6007.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.23676,
+        "lon": -84.49076,
+        "name": "Canton"
+      },
+      {
+        "lat": 41.51922,
+        "lon": -81.4579,
+        "name": "Mayfield Heights"
+      },
+      {
+        "lat": 42.03343,
+        "lon": -71.21894,
+        "name": "Mansfield"
+      },
+      {
+        "lat": 37.50598,
+        "lon": -77.64916,
+        "name": "Midlothian"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 400162.99,
+      "perimeter_km": 3162.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -1.08083,
+        "lon": 35.87111,
+        "name": "Narok"
+      },
+      {
+        "lat": 7.3547,
+        "lon": 38.67465,
+        "name": "Arsi Negele"
+      },
+      {
+        "lat": -0.35817,
+        "lon": 42.54536,
+        "name": "Kismayo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 336204.1,
+      "perimeter_km": 2693.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -22.26257,
+        "lon": 166.56621,
+        "name": "Mont-Dore"
+      },
+      {
+        "lat": -36.88012,
+        "lon": 174.61975,
+        "name": "Henderson"
+      },
+      {
+        "lat": -41.31667,
+        "lon": 173.23333,
+        "name": "Stoke"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 302689.44,
+      "perimeter_km": 4516.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 46.516,
+        "lon": 6.63282,
+        "name": "Lausanne"
+      },
+      {
+        "lat": 51.71927,
+        "lon": -1.97145,
+        "name": "Cirencester"
+      },
+      {
+        "lat": 51.53333,
+        "lon": 0.08333,
+        "name": "Barking"
+      },
+      {
+        "lat": 52.84294,
+        "lon": 32.68761,
+        "name": "Unecha"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 762738.15,
+      "perimeter_km": 5191.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 30.47797,
+        "lon": 91.1055,
+        "name": "Damxung"
+      },
+      {
+        "lat": 34.8975,
+        "lon": 105.18639,
+        "name": "Dashi"
+      },
+      {
+        "lat": 34.98756,
+        "lon": 106.20902,
+        "name": "Zhangjiachuan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 11614.91,
+      "perimeter_km": 2995.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 26.35869,
+        "lon": -80.0831,
+        "name": "Boca Raton"
+      },
+      {
+        "lat": 28.88305,
+        "lon": -81.30868,
+        "name": "DeBary"
+      },
+      {
+        "lat": 35.88264,
+        "lon": -80.08199,
+        "name": "Thomasville"
+      },
+      {
+        "lat": 18.47116,
+        "lon": -77.91883,
+        "name": "Montego Bay"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 185732.82,
+      "perimeter_km": 3944.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 55.55741,
+        "lon": 36.97176,
+        "name": "Yushkovo"
+      },
+      {
+        "lat": 55.88333,
+        "lon": 37.58333,
+        "name": "Altuf\u2019yevskiy"
+      },
+      {
+        "lat": 60.15328,
+        "lon": 59.95205,
+        "name": "Severoural\u2019sk"
+      },
+      {
+        "lat": 58.04575,
+        "lon": 63.69605,
+        "name": "Turinsk"
+      },
+      {
+        "lat": 55.0352,
+        "lon": 55.97703,
+        "name": "Blagoveshchensk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 465347.42,
+      "perimeter_km": 3541.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.81819,
+        "lon": 145.00176,
+        "name": "Richmond"
+      },
+      {
+        "lat": -38.14711,
+        "lon": 144.36069,
+        "name": "Geelong"
+      },
+      {
+        "lat": -21.15345,
+        "lon": 149.16554,
+        "name": "Mackay"
+      },
+      {
+        "lat": -27.56056,
+        "lon": 151.95386,
+        "name": "Toowoomba"
+      },
+      {
+        "lat": -27.46794,
+        "lon": 153.02809,
+        "name": "Brisbane"
+      },
+      {
+        "lat": -33.8,
+        "lon": 151.18333,
+        "name": "Chatswood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 640893.41,
+      "perimeter_km": 4324.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -26.30444,
+        "lon": -48.84556,
+        "name": "Joinville"
+      },
+      {
+        "lat": -20.81972,
+        "lon": -49.37944,
+        "name": "S\u00e3o Jos\u00e9 do Rio Preto"
+      },
+      {
+        "lat": -12.63333,
+        "lon": -41.03333,
+        "name": "Vera Cruz"
+      },
+      {
+        "lat": -22.10667,
+        "lon": -41.47222,
+        "name": "Quissam\u00e3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 681290.33,
+      "perimeter_km": 3819.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      },
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -32.5269,
+        "lon": 115.7217,
+        "name": "Mandurah"
+      },
+      {
+        "lat": -31.95224,
+        "lon": 115.8614,
+        "name": "Perth"
+      },
+      {
+        "lat": -28.77897,
+        "lon": 114.61459,
+        "name": "Geraldton"
+      },
+      {
+        "lat": -23.69748,
+        "lon": 133.88362,
+        "name": "Alice Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 788424.31,
+      "perimeter_km": 4839.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 49.75133,
+        "lon": 18.63213,
+        "name": "Cieszyn"
+      },
+      {
+        "lat": 56.22761,
+        "lon": 32.77474,
+        "name": "Nelidovo"
+      },
+      {
+        "lat": 55.9001,
+        "lon": 37.42848,
+        "name": "Khimki"
+      },
+      {
+        "lat": 48.08331,
+        "lon": 39.37764,
+        "name": "Rovenky"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 722852.03,
+      "perimeter_km": 3878.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 18.5635,
+        "lon": 73.85205,
+        "name": "Khadki"
+      },
+      {
+        "lat": 19.76616,
+        "lon": 74.47738,
+        "name": "Shirdi"
+      },
+      {
+        "lat": 27.94195,
+        "lon": 77.84243,
+        "name": "Khair"
+      },
+      {
+        "lat": 15.60639,
+        "lon": 79.61489,
+        "name": "Podili"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 395899.81,
+      "perimeter_km": 3199.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.03313,
+        "lon": -5.00028,
+        "name": "Fes"
+      },
+      {
+        "lat": 34.26479,
+        "lon": -5.92598,
+        "name": "Sidi Slimane"
+      },
+      {
+        "lat": 36.67,
+        "lon": 2.94444,
+        "name": "Dou\u00e9ra"
+      },
+      {
+        "lat": 33.94055,
+        "lon": 10.06439,
+        "name": "Rhennouch"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 212643.58,
+      "perimeter_km": 3036.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 16.90993,
+        "lon": 73.94654,
+        "name": "Shahuwadi"
+      },
+      {
+        "lat": 19.76616,
+        "lon": 74.47738,
+        "name": "Shirdi"
+      },
+      {
+        "lat": 27.38137,
+        "lon": 67.91644,
+        "name": "Nasirabad"
+      },
+      {
+        "lat": 30.14297,
+        "lon": 77.25959,
+        "name": "Sisauli"
+      },
+      {
+        "lat": 25.69608,
+        "lon": 85.16669,
+        "name": "Sonepur"
+      },
+      {
+        "lat": 18.41025,
+        "lon": 83.90295,
+        "name": "Amud\u0101lavalasa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1847172.36,
+      "perimeter_km": 5170.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 35.91667,
+        "lon": 119.21667,
+        "name": "Zhigou"
+      },
+      {
+        "lat": 36.3396,
+        "lon": 137.88254,
+        "name": "Hotaka"
+      },
+      {
+        "lat": 35.38121,
+        "lon": 139.39651,
+        "name": "Ebina"
+      },
+      {
+        "lat": 35.21667,
+        "lon": 136.83333,
+        "name": "Kiyosu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 123456.29,
+      "perimeter_km": 3674.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 7.2,
+        "lon": 37.66667,
+        "name": "Hadero"
+      },
+      {
+        "lat": 7.85257,
+        "lon": 38.18529,
+        "name": "Worabe"
+      },
+      {
+        "lat": 9.56,
+        "lon": 44.065,
+        "name": "Hargeysa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 17834.95,
+      "perimeter_km": 1517.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.09968,
+        "lon": 145.17248,
+        "name": "Carrum Downs"
+      },
+      {
+        "lat": -37.63333,
+        "lon": 144.86667,
+        "name": "Greenvale"
+      },
+      {
+        "lat": -27.66757,
+        "lon": 152.92488,
+        "name": "Springfield Lakes"
+      },
+      {
+        "lat": -28.00274,
+        "lon": 153.42999,
+        "name": "Surfers Paradise"
+      },
+      {
+        "lat": -33.7511,
+        "lon": 151.28886,
+        "name": "Dee Why"
+      },
+      {
+        "lat": -34.424,
+        "lon": 150.89345,
+        "name": "Wollongong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 206913.8,
+      "perimeter_km": 2869.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -29.74556,
+        "lon": -50.00972,
+        "name": "Cap\u00e3o da Canoa"
+      },
+      {
+        "lat": -16.25667,
+        "lon": -56.62278,
+        "name": "Pocon\u00e9"
+      },
+      {
+        "lat": -15.60972,
+        "lon": -42.53972,
+        "name": "Rio Pardo de Minas"
+      },
+      {
+        "lat": -18.03028,
+        "lon": -40.15056,
+        "name": "Pedro Can\u00e1rio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1452560.68,
+      "perimeter_km": 5163.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -3.54964,
+        "lon": 143.63229,
+        "name": "Wewak"
+      },
+      {
+        "lat": 13.48754,
+        "lon": 144.78143,
+        "name": "Tamuning"
+      },
+      {
+        "lat": 15.21233,
+        "lon": 145.7545,
+        "name": "Saipan"
+      },
+      {
+        "lat": 6.92477,
+        "lon": 158.16109,
+        "name": "Palikir"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1634334.09,
+      "perimeter_km": 5743.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 16.24004,
+        "lon": -92.13668,
+        "name": "Comit\u00e1n"
+      },
+      {
+        "lat": 26.21591,
+        "lon": -98.32529,
+        "name": "Mission"
+      },
+      {
+        "lat": 32.72541,
+        "lon": -97.32085,
+        "name": "Fort Worth"
+      },
+      {
+        "lat": 26.66729,
+        "lon": -81.88009,
+        "name": "North Fort Myers"
+      },
+      {
+        "lat": 23.08105,
+        "lon": -82.35448,
+        "name": "V\u00edbora Park"
+      },
+      {
+        "lat": 18.65,
+        "lon": -74.11667,
+        "name": "J\u00e9r\u00e9mie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2292299.55,
+      "perimeter_km": 6963.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.88461,
+        "lon": 145.29539,
+        "name": "Ferntree Gully"
+      },
+      {
+        "lat": -38.14711,
+        "lon": 144.36069,
+        "name": "Geelong"
+      },
+      {
+        "lat": -37.74124,
+        "lon": 144.73631,
+        "name": "Caroline Springs"
+      },
+      {
+        "lat": -37.56622,
+        "lon": 143.84957,
+        "name": "Ballarat"
+      },
+      {
+        "lat": -28.11694,
+        "lon": 153.46584,
+        "name": "Palm Beach"
+      },
+      {
+        "lat": -33.92019,
+        "lon": 151.22241,
+        "name": "Kensington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 200320.65,
+      "perimeter_km": 2975.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.76667,
+        "lon": 145.0,
+        "name": "Northcote"
+      },
+      {
+        "lat": -31.09048,
+        "lon": 150.92905,
+        "name": "Tamworth"
+      },
+      {
+        "lat": -33.8,
+        "lon": 151.18333,
+        "name": "Chatswood"
+      },
+      {
+        "lat": -34.424,
+        "lon": 150.89345,
+        "name": "Wollongong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 100391.57,
+      "perimeter_km": 1943.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 37.54616,
+        "lon": 41.71652,
+        "name": "Darge\u00e7it"
+      },
+      {
+        "lat": 41.18161,
+        "lon": 41.82172,
+        "name": "Artvin"
+      },
+      {
+        "lat": 37.14871,
+        "lon": 42.68591,
+        "name": "Zaxo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 17566.6,
+      "perimeter_km": 955.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 19.15892,
+        "lon": -98.40824,
+        "name": "Huejotzingo"
+      },
+      {
+        "lat": 19.35892,
+        "lon": -99.62151,
+        "name": "San Andr\u00e9s Cuexcontitl\u00e1n"
+      },
+      {
+        "lat": 20.71598,
+        "lon": -105.20508,
+        "name": "Ixtapa"
+      },
+      {
+        "lat": 27.24457,
+        "lon": -100.13229,
+        "name": "An\u00e1huac"
+      },
+      {
+        "lat": 32.83707,
+        "lon": -97.08195,
+        "name": "Euless"
+      },
+      {
+        "lat": 22.41649,
+        "lon": -83.69657,
+        "name": "Pinar del R\u00edo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1620096.31,
+      "perimeter_km": 5632.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -41.05584,
+        "lon": 145.90375,
+        "name": "Burnie"
+      },
+      {
+        "lat": -37.84205,
+        "lon": 145.0694,
+        "name": "Camberwell"
+      },
+      {
+        "lat": -33.71816,
+        "lon": 151.11561,
+        "name": "Wahroonga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 115701.43,
+      "perimeter_km": 2013.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 39.61721,
+        "lon": -104.95081,
+        "name": "Greenwood Village"
+      },
+      {
+        "lat": 35.86815,
+        "lon": -83.56184,
+        "name": "Sevierville"
+      },
+      {
+        "lat": 22.41649,
+        "lon": -83.69657,
+        "name": "Pinar del R\u00edo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1387938.58,
+      "perimeter_km": 6189.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 51.10771,
+        "lon": 10.646,
+        "name": "Bad Langensalza"
+      },
+      {
+        "lat": 52.10397,
+        "lon": 9.35623,
+        "name": "Hameln"
+      },
+      {
+        "lat": 64.22728,
+        "lon": 27.72846,
+        "name": "Kajaani"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 115405.23,
+      "perimeter_km": 3620.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -27.50766,
+        "lon": -58.55625,
+        "name": "San Luis del Palmar"
+      },
+      {
+        "lat": -23.28167,
+        "lon": -46.74528,
+        "name": "Francisco Morato"
+      },
+      {
+        "lat": -24.52611,
+        "lon": -49.94861,
+        "name": "Pira\u00ed do Sul"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1612.83,
+      "perimeter_km": 2550.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.31394,
+        "lon": -81.68513,
+        "name": "Broadview Heights"
+      },
+      {
+        "lat": 42.58342,
+        "lon": -71.8023,
+        "name": "Fitchburg"
+      },
+      {
+        "lat": 41.67454,
+        "lon": -72.85816,
+        "name": "Plainville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 37337.26,
+      "perimeter_km": 1698.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -13.65145,
+        "lon": -41.84564,
+        "name": "Livramento do Brumado"
+      },
+      {
+        "lat": -6.28333,
+        "lon": -37.75,
+        "name": "S\u00e3o Bento"
+      },
+      {
+        "lat": -12.31667,
+        "lon": -38.76667,
+        "name": "Concei\u00e7\u00e3o do Jacu\u00edpe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 103324.7,
+      "perimeter_km": 1979.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 51.85429,
+        "lon": 41.45488,
+        "name": "Zherdevka"
+      },
+      {
+        "lat": 55.75533,
+        "lon": 38.09578,
+        "name": "Zarya"
+      },
+      {
+        "lat": 59.80083,
+        "lon": 30.54778,
+        "name": "Metallostroy"
+      },
+      {
+        "lat": 62.14056,
+        "lon": 65.39361,
+        "name": "Nyagan"
+      },
+      {
+        "lat": 53.68581,
+        "lon": 53.65547,
+        "name": "Abdulino"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1402392.49,
+      "perimeter_km": 5003.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 29.84594,
+        "lon": 105.87782,
+        "name": "Pingtan"
+      },
+      {
+        "lat": 30.33026,
+        "lon": 105.87208,
+        "name": "Guxi"
+      },
+      {
+        "lat": 30.65,
+        "lon": 113.76667,
+        "name": "Hanchuan"
+      },
+      {
+        "lat": 28.28635,
+        "lon": 117.20656,
+        "name": "Huayuan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 129279.49,
+      "perimeter_km": 2349.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 45.62163,
+        "lon": -94.20694,
+        "name": "Sartell"
+      },
+      {
+        "lat": 43.65355,
+        "lon": -79.39724,
+        "name": "Kensington-Chinatown"
+      },
+      {
+        "lat": 41.40916,
+        "lon": -75.6649,
+        "name": "Scranton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 89281.16,
+      "perimeter_km": 3147.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 44.84963,
+        "lon": 7.72032,
+        "name": "Carmagnola"
+      },
+      {
+        "lat": 48.77334,
+        "lon": 2.07393,
+        "name": "Guyancourt"
+      },
+      {
+        "lat": 53.36592,
+        "lon": -1.99986,
+        "name": "New Mills"
+      },
+      {
+        "lat": 51.38707,
+        "lon": 7.77019,
+        "name": "Hemer"
+      },
+      {
+        "lat": 53.944,
+        "lon": 27.7823,
+        "name": "Kalodzishchy"
+      },
+      {
+        "lat": 40.5825,
+        "lon": 22.95028,
+        "name": "Kalamari\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1758996.14,
+      "perimeter_km": 6126.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.58779,
+        "lon": 23.0315,
+        "name": "Pan\u00f3rama"
+      },
+      {
+        "lat": 45.35161,
+        "lon": 19.00225,
+        "name": "Vukovar"
+      },
+      {
+        "lat": 49.75594,
+        "lon": 16.46829,
+        "name": "Svitavy"
+      },
+      {
+        "lat": 59.35,
+        "lon": 18.03333,
+        "name": "Vasastaden"
+      },
+      {
+        "lat": 50.58476,
+        "lon": 30.4898,
+        "name": "Vyshhorod"
+      },
+      {
+        "lat": 50.93816,
+        "lon": 37.81509,
+        "name": "Chernyanka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1356230.1,
+      "perimeter_km": 5608.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 39.47391,
+        "lon": -0.37966,
+        "name": "Valencia"
+      },
+      {
+        "lat": 45.76788,
+        "lon": 4.85064,
+        "name": "Lyon 06"
+      },
+      {
+        "lat": 46.14262,
+        "lon": 12.2156,
+        "name": "Belluno"
+      },
+      {
+        "lat": 47.49835,
+        "lon": 19.04045,
+        "name": "Budapest"
+      },
+      {
+        "lat": 40.71667,
+        "lon": 19.56667,
+        "name": "Fier-\u00c7if\u00e7i"
+      },
+      {
+        "lat": 37.03913,
+        "lon": 22.11265,
+        "name": "Kalamata"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1240149.16,
+      "perimeter_km": 5128.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -5.95,
+        "lon": 34.13333,
+        "name": "Mgandu"
+      },
+      {
+        "lat": 0.29517,
+        "lon": 32.50159,
+        "name": "Kyengera"
+      },
+      {
+        "lat": 2.53453,
+        "lon": 34.66659,
+        "name": "Moroto"
+      },
+      {
+        "lat": 10.85,
+        "lon": 36.88333,
+        "name": "Gimja B\u0113t Maryam"
+      },
+      {
+        "lat": 6.03333,
+        "lon": 37.55,
+        "name": "Arba Minch"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 346128.79,
+      "perimeter_km": 3946.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -40.91667,
+        "lon": 175.01667,
+        "name": "Paraparaumu"
+      },
+      {
+        "lat": -36.84853,
+        "lon": 174.76349,
+        "name": "Auckland"
+      },
+      {
+        "lat": -37.68611,
+        "lon": 176.16667,
+        "name": "Tauranga"
+      },
+      {
+        "lat": -38.65333,
+        "lon": 178.00417,
+        "name": "Gisborne"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 60922.49,
+      "perimeter_km": 1159.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 43.60527,
+        "lon": 2.24088,
+        "name": "Castres"
+      },
+      {
+        "lat": 52.21667,
+        "lon": -0.26667,
+        "name": "Saint Neots"
+      },
+      {
+        "lat": 58.753,
+        "lon": 17.00788,
+        "name": "Nyk\u00f6ping"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 562650.47,
+      "perimeter_km": 4242.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.88399,
+        "lon": -84.51438,
+        "name": "Smyrna"
+      },
+      {
+        "lat": 38.9556,
+        "lon": -90.18678,
+        "name": "Godfrey"
+      },
+      {
+        "lat": 39.79728,
+        "lon": -84.31133,
+        "name": "Trotwood"
+      },
+      {
+        "lat": 43.82499,
+        "lon": -79.29872,
+        "name": "Milliken"
+      },
+      {
+        "lat": 40.0415,
+        "lon": -75.02795,
+        "name": "Holmesburg"
+      },
+      {
+        "lat": 39.32011,
+        "lon": -76.51552,
+        "name": "Rosedale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 599488.4,
+      "perimeter_km": 3517.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 6.9685,
+        "lon": 79.8836,
+        "name": "Peliyagoda"
+      },
+      {
+        "lat": 28.98,
+        "lon": 79.4,
+        "name": "Rudrapur"
+      },
+      {
+        "lat": 22.58867,
+        "lon": 88.93253,
+        "name": "T\u0101ki"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1186131.04,
+      "perimeter_km": 5626.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 29.96911,
+        "lon": -95.69717,
+        "name": "Cypress"
+      },
+      {
+        "lat": 33.836,
+        "lon": -79.04781,
+        "name": "Conway"
+      },
+      {
+        "lat": 28.02224,
+        "lon": -81.73286,
+        "name": "Winter Haven"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 475217.2,
+      "perimeter_km": 3696.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -3.10194,
+        "lon": -60.025,
+        "name": "Manaus"
+      },
+      {
+        "lat": 7.63501,
+        "lon": -66.16815,
+        "name": "Caicara del Orinoco"
+      },
+      {
+        "lat": 8.35122,
+        "lon": -62.64102,
+        "name": "Ciudad Guayana"
+      },
+      {
+        "lat": -1.45583,
+        "lon": -48.50444,
+        "name": "Bel\u00e9m"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1107732.6,
+      "perimeter_km": 4973.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -38.15912,
+        "lon": 145.93118,
+        "name": "Warragul"
+      },
+      {
+        "lat": -37.97695,
+        "lon": 145.25866,
+        "name": "Endeavour Hills"
+      },
+      {
+        "lat": -27.98941,
+        "lon": 153.33633,
+        "name": "Nerang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 40001.46,
+      "perimeter_km": 2726.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 49.65376,
+        "lon": 26.97211,
+        "name": "Krasyliv"
+      },
+      {
+        "lat": 55.67954,
+        "lon": 11.08864,
+        "name": "Kalundborg"
+      },
+      {
+        "lat": 55.70927,
+        "lon": 9.5357,
+        "name": "Vejle"
+      },
+      {
+        "lat": 62.76437,
+        "lon": 40.33855,
+        "name": "Mirnyy"
+      },
+      {
+        "lat": 65.53333,
+        "lon": 72.51667,
+        "name": "Nadym"
+      },
+      {
+        "lat": 56.17527,
+        "lon": 36.97082,
+        "name": "Solnechnogorsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1789358.93,
+      "perimeter_km": 7957.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -20.53861,
+        "lon": -47.40083,
+        "name": "Franca"
+      },
+      {
+        "lat": -20.03833,
+        "lon": -47.74694,
+        "name": "Igarapava"
+      },
+      {
+        "lat": -18.83861,
+        "lon": -50.12139,
+        "name": "Santa Vit\u00f3ria"
+      },
+      {
+        "lat": -16.735,
+        "lon": -43.86167,
+        "name": "Montes Claros"
+      },
+      {
+        "lat": -20.4725,
+        "lon": -45.12556,
+        "name": "Itapecerica"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 148493.92,
+      "perimeter_km": 1725.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 39.14511,
+        "lon": -76.90025,
+        "name": "Scaggsville"
+      },
+      {
+        "lat": 41.59649,
+        "lon": -72.8776,
+        "name": "Southington"
+      },
+      {
+        "lat": 40.67871,
+        "lon": -73.58902,
+        "name": "Roosevelt"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 9721.04,
+      "perimeter_km": 884.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 0.23457,
+        "lon": -78.26248,
+        "name": "Otavalo"
+      },
+      {
+        "lat": 0.66749,
+        "lon": -76.87297,
+        "name": "Orito"
+      },
+      {
+        "lat": -29.41328,
+        "lon": -66.85637,
+        "name": "La Rioja"
+      },
+      {
+        "lat": -13.63426,
+        "lon": -72.8838,
+        "name": "Abancay"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 372362.51,
+      "perimeter_km": 7184.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 10.10701,
+        "lon": -5.47295,
+        "name": "Diawala"
+      },
+      {
+        "lat": 12.25263,
+        "lon": -2.36272,
+        "name": "Koudougou"
+      },
+      {
+        "lat": 7.81514,
+        "lon": 5.06716,
+        "name": "Ijero-Ekiti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 179874.49,
+      "perimeter_km": 2551.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 20.28566,
+        "lon": -103.42908,
+        "name": "Jocotepec"
+      },
+      {
+        "lat": 25.75602,
+        "lon": -102.98385,
+        "name": "San Pedro"
+      },
+      {
+        "lat": 26.50358,
+        "lon": -100.18187,
+        "name": "Ciudad Sabinas Hidalgo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 82894.82,
+      "perimeter_km": 1668.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 14.92217,
+        "lon": -88.23756,
+        "name": "Santa B\u00e1rbara"
+      },
+      {
+        "lat": 34.90373,
+        "lon": -82.33317,
+        "name": "Wade Hampton"
+      },
+      {
+        "lat": 27.99085,
+        "lon": -82.69316,
+        "name": "Safety Harbor"
+      },
+      {
+        "lat": 25.9812,
+        "lon": -80.14838,
+        "name": "Hallandale Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 460733.12,
+      "perimeter_km": 4894.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -19.8,
+        "lon": -41.43833,
+        "name": "Mutum"
+      },
+      {
+        "lat": -3.54306,
+        "lon": -43.91583,
+        "name": "Vargem Grande"
+      },
+      {
+        "lat": -10.83444,
+        "lon": -38.53583,
+        "name": "Ribeira do Pombal"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 425409.61,
+      "perimeter_km": 3876.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 8.36321,
+        "lon": -4.42863,
+        "name": "Dabakala"
+      },
+      {
+        "lat": 6.70902,
+        "lon": 7.31826,
+        "name": "Aku"
+      },
+      {
+        "lat": 6.58412,
+        "lon": 3.98336,
+        "name": "Epe"
+      },
+      {
+        "lat": 6.88901,
+        "lon": 3.01416,
+        "name": "Ilaro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 49888.36,
+      "perimeter_km": 2625.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.02639,
+        "lon": -45.55528,
+        "name": "Taubat\u00e9"
+      },
+      {
+        "lat": -6.96596,
+        "lon": -35.7951,
+        "name": "Rem\u00edgio"
+      },
+      {
+        "lat": -8.75632,
+        "lon": -35.09995,
+        "name": "Tamandar\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 170889.76,
+      "perimeter_km": 4220.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.5064,
+        "lon": 34.92087,
+        "name": "Or Akiva"
+      },
+      {
+        "lat": 39.64917,
+        "lon": 27.88611,
+        "name": "Bal\u0131kesir"
+      },
+      {
+        "lat": 40.76499,
+        "lon": 29.92928,
+        "name": "\u0130zmit"
+      },
+      {
+        "lat": 38.6908,
+        "lon": 35.5538,
+        "name": "Talas"
+      },
+      {
+        "lat": 40.75972,
+        "lon": 36.3225,
+        "name": "Ta\u015fova"
+      },
+      {
+        "lat": 31.01547,
+        "lon": 47.43362,
+        "name": "Al Qurnah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 848641.41,
+      "perimeter_km": 4666.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.03857,
+        "lon": 151.10005,
+        "name": "Miranda"
+      },
+      {
+        "lat": -27.50578,
+        "lon": 153.10236,
+        "name": "Carindale"
+      },
+      {
+        "lat": -22.26257,
+        "lon": 166.56621,
+        "name": "Mont-Dore"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 461265.43,
+      "perimeter_km": 4226.78,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 10.43105,
+        "lon": -85.09825,
+        "name": "Ca\u00f1as"
+      },
+      {
+        "lat": 14.04138,
+        "lon": -88.93951,
+        "name": "Chalatenango"
+      },
+      {
+        "lat": 20.24929,
+        "lon": -99.18988,
+        "name": "Progreso de Alvaro Obregon"
+      },
+      {
+        "lat": 22.72064,
+        "lon": -80.90492,
+        "name": "Col\u00f3n"
+      },
+      {
+        "lat": 18.67297,
+        "lon": -70.17095,
+        "name": "Villa Altagracia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2198517.21,
+      "perimeter_km": 6829.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.40021,
+        "lon": -3.69618,
+        "name": "Arganzuela"
+      },
+      {
+        "lat": 48.76846,
+        "lon": 2.41874,
+        "name": "Choisy-le-Roi"
+      },
+      {
+        "lat": 53.58453,
+        "lon": 9.76594,
+        "name": "Rissen"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 76068.41,
+      "perimeter_km": 3568.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -1.05764,
+        "lon": -80.45145,
+        "name": "Portoviejo"
+      },
+      {
+        "lat": 5.96502,
+        "lon": -75.96541,
+        "name": "Salgar"
+      },
+      {
+        "lat": 6.43809,
+        "lon": -75.33136,
+        "name": "Barbosa"
+      },
+      {
+        "lat": 5.54481,
+        "lon": -73.35756,
+        "name": "Tunja"
+      },
+      {
+        "lat": -10.66577,
+        "lon": -76.25309,
+        "name": "Cerro de Pasco"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 728415.29,
+      "perimeter_km": 4249.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.78247,
+        "lon": 145.31682,
+        "name": "Mooroolbark"
+      },
+      {
+        "lat": -38.02388,
+        "lon": 144.40617,
+        "name": "Lara"
+      },
+      {
+        "lat": -27.87683,
+        "lon": 153.28572,
+        "name": "Upper Coomera"
+      },
+      {
+        "lat": -31.91099,
+        "lon": 152.45387,
+        "name": "Taree"
+      },
+      {
+        "lat": -32.92953,
+        "lon": 151.7801,
+        "name": "Newcastle"
+      },
+      {
+        "lat": -33.73333,
+        "lon": 151.0,
+        "name": "Castle Hill"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 165484.76,
+      "perimeter_km": 2865.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.38918,
+        "lon": -1.943,
+        "name": "Huercal-Overa"
+      },
+      {
+        "lat": 50.40959,
+        "lon": -4.22514,
+        "name": "Saltash"
+      },
+      {
+        "lat": 50.72391,
+        "lon": 3.16117,
+        "name": "Tourcoing"
+      },
+      {
+        "lat": 51.09644,
+        "lon": 3.83194,
+        "name": "Lochristi"
+      },
+      {
+        "lat": 48.71419,
+        "lon": 8.74031,
+        "name": "Calw"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 745601.49,
+      "perimeter_km": 4010.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 28.14029,
+        "lon": -81.45841,
+        "name": "Poinciana"
+      },
+      {
+        "lat": 33.22901,
+        "lon": -87.57723,
+        "name": "Northport"
+      },
+      {
+        "lat": 42.46482,
+        "lon": -71.01005,
+        "name": "Saugus"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 721012.82,
+      "perimeter_km": 4439.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.73333,
+        "lon": 144.8,
+        "name": "Saint Albans"
+      },
+      {
+        "lat": -38.17058,
+        "lon": 144.3114,
+        "name": "Highton"
+      },
+      {
+        "lat": -27.53221,
+        "lon": 153.22889,
+        "name": "Alexandra Hills"
+      },
+      {
+        "lat": -28.11694,
+        "lon": 153.46584,
+        "name": "Palm Beach"
+      },
+      {
+        "lat": -33.78333,
+        "lon": 150.93333,
+        "name": "Seven Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 153989.1,
+      "perimeter_km": 2959.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -0.9961,
+        "lon": -77.81315,
+        "name": "Tena"
+      },
+      {
+        "lat": 5.92583,
+        "lon": -75.67056,
+        "name": "Fredonia"
+      },
+      {
+        "lat": 6.69736,
+        "lon": -73.51117,
+        "name": "El Carmen de Chucur\u00ed"
+      },
+      {
+        "lat": 10.47306,
+        "lon": -68.0125,
+        "name": "Puerto Cabello"
+      },
+      {
+        "lat": 10.2831,
+        "lon": -66.37591,
+        "name": "Caucagua"
+      },
+      {
+        "lat": 6.71581,
+        "lon": -61.63738,
+        "name": "El Dorado"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 944531.42,
+      "perimeter_km": 4619.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 22.05378,
+        "lon": -98.18192,
+        "name": "P\u00e1nuco"
+      },
+      {
+        "lat": 38.36446,
+        "lon": -98.76481,
+        "name": "Great Bend"
+      },
+      {
+        "lat": 40.23645,
+        "lon": -83.36714,
+        "name": "Marysville"
+      },
+      {
+        "lat": 28.07418,
+        "lon": -82.47176,
+        "name": "Lake Magdalene"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2337499.22,
+      "perimeter_km": 6225.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.54211,
+        "lon": 2.4445,
+        "name": "Matar\u00f3"
+      },
+      {
+        "lat": 39.98567,
+        "lon": -0.04935,
+        "name": "Castell\u00f3 de la Plana"
+      },
+      {
+        "lat": 38.69875,
+        "lon": -9.19289,
+        "name": "Bel\u00e9m"
+      },
+      {
+        "lat": 51.23228,
+        "lon": -0.3338,
+        "name": "Dorking"
+      },
+      {
+        "lat": 45.44694,
+        "lon": 8.62118,
+        "name": "Novara"
+      },
+      {
+        "lat": 46.71332,
+        "lon": 20.14241,
+        "name": "Csongr\u00e1d"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1065204.39,
+      "perimeter_km": 5968.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -25.76972,
+        "lon": -49.71583,
+        "name": "Lapa"
+      },
+      {
+        "lat": -23.56439,
+        "lon": -46.61695,
+        "name": "Cambuci"
+      },
+      {
+        "lat": -20.31944,
+        "lon": -40.33778,
+        "name": "Vit\u00f3ria"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 27661.84,
+      "perimeter_km": 2273.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 30.69436,
+        "lon": -88.04305,
+        "name": "Mobile"
+      },
+      {
+        "lat": 41.95753,
+        "lon": -88.0809,
+        "name": "Bloomingdale"
+      },
+      {
+        "lat": 39.76282,
+        "lon": -86.39972,
+        "name": "Avon"
+      },
+      {
+        "lat": 41.4156,
+        "lon": -81.92347,
+        "name": "North Olmsted"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 263042.7,
+      "perimeter_km": 3266.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.73261,
+        "lon": 144.86504,
+        "name": "Keilor East"
+      },
+      {
+        "lat": -27.19354,
+        "lon": 153.02631,
+        "name": "Deception Bay"
+      },
+      {
+        "lat": -27.63917,
+        "lon": 153.10944,
+        "name": "Logan City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 22856.46,
+      "perimeter_km": 2809.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.73333,
+        "lon": 145.15,
+        "name": "Eltham"
+      },
+      {
+        "lat": -27.96724,
+        "lon": 153.39796,
+        "name": "Southport"
+      },
+      {
+        "lat": -33.77271,
+        "lon": 151.08184,
+        "name": "Epping"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 116349.54,
+      "perimeter_km": 2705.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 36.98776,
+        "lon": 32.45674,
+        "name": "Hadim"
+      },
+      {
+        "lat": 39.06147,
+        "lon": 34.38286,
+        "name": "Mucur"
+      },
+      {
+        "lat": 37.14871,
+        "lon": 42.68591,
+        "name": "Zaxo"
+      },
+      {
+        "lat": 36.49118,
+        "lon": 43.12114,
+        "name": "Tallkayf"
+      },
+      {
+        "lat": 35.46806,
+        "lon": 44.39222,
+        "name": "Kirkuk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 179531.22,
+      "perimeter_km": 2369.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 50.65778,
+        "lon": 12.19918,
+        "name": "Greiz"
+      },
+      {
+        "lat": 51.59638,
+        "lon": 7.14387,
+        "name": "Herten"
+      },
+      {
+        "lat": 52.46583,
+        "lon": 13.48523,
+        "name": "Baumschulenweg"
+      },
+      {
+        "lat": 55.97132,
+        "lon": -4.57928,
+        "name": "Vale of Leven"
+      },
+      {
+        "lat": 55.313,
+        "lon": 38.691,
+        "name": "Voskresensk"
+      },
+      {
+        "lat": 48.62893,
+        "lon": 35.2589,
+        "name": "Samar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1858344.7,
+      "perimeter_km": 7165.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -0.44967,
+        "lon": -76.99724,
+        "name": "Puerto Francisco de Orellana"
+      },
+      {
+        "lat": 5.33573,
+        "lon": -72.3939,
+        "name": "Yopal"
+      },
+      {
+        "lat": 9.03934,
+        "lon": -69.73364,
+        "name": "Guanare"
+      },
+      {
+        "lat": 10.31899,
+        "lon": -65.97751,
+        "name": "R\u00edo Chico"
+      },
+      {
+        "lat": 6.24924,
+        "lon": -57.51578,
+        "name": "New Amsterdam"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1006342.34,
+      "perimeter_km": 5084.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.57286,
+        "lon": -6.01947,
+        "name": "El Ksiba"
+      },
+      {
+        "lat": 36.65393,
+        "lon": 3.98143,
+        "name": "Tirmitine"
+      },
+      {
+        "lat": 36.82657,
+        "lon": 10.08974,
+        "name": "Douar Hicher"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 93872.72,
+      "perimeter_km": 3109.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.46181,
+        "lon": -90.11536,
+        "name": "Madison"
+      },
+      {
+        "lat": 32.54208,
+        "lon": -97.32085,
+        "name": "Burleson"
+      },
+      {
+        "lat": 39.83665,
+        "lon": -105.0372,
+        "name": "Westminster"
+      },
+      {
+        "lat": 42.50309,
+        "lon": -83.18354,
+        "name": "Berkley"
+      },
+      {
+        "lat": 42.19454,
+        "lon": -71.83563,
+        "name": "Auburn"
+      },
+      {
+        "lat": 30.36576,
+        "lon": -88.55613,
+        "name": "Pascagoula"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2051963.85,
+      "perimeter_km": 6785.01,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -20.42278,
+        "lon": -49.97278,
+        "name": "Votuporanga"
+      },
+      {
+        "lat": -22.54417,
+        "lon": -44.17139,
+        "name": "Barra Mansa"
+      },
+      {
+        "lat": -23.63143,
+        "lon": -46.62072,
+        "name": "Cursino"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 65195.15,
+      "perimeter_km": 1419.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -13.686,
+        "lon": -39.47803,
+        "name": "Wenceslau Guimar\u00e3es"
+      },
+      {
+        "lat": -9.91722,
+        "lon": -37.27833,
+        "name": "Porto da Folha"
+      },
+      {
+        "lat": -7.50528,
+        "lon": -35.31833,
+        "name": "Timba\u00faba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 13586.04,
+      "perimeter_km": 1650.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -23.66389,
+        "lon": -46.53833,
+        "name": "Santo Andr\u00e9"
+      },
+      {
+        "lat": -23.50528,
+        "lon": -47.61417,
+        "name": "Ara\u00e7oiaba da Serra"
+      },
+      {
+        "lat": -11.06889,
+        "lon": -37.725,
+        "name": "Riach\u00e3o do Dantas"
+      },
+      {
+        "lat": -17.08222,
+        "lon": -40.93583,
+        "name": "\u00c1guas Formosas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 145116.93,
+      "perimeter_km": 3534.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -20.53389,
+        "lon": -49.31417,
+        "name": "Nova Granada"
+      },
+      {
+        "lat": -3.63222,
+        "lon": -44.55583,
+        "name": "Mat\u00f5es do Norte"
+      },
+      {
+        "lat": -5.83722,
+        "lon": -43.83361,
+        "name": "Buriti Bravo"
+      },
+      {
+        "lat": -9.33806,
+        "lon": -38.25472,
+        "name": "Gl\u00f3ria"
+      },
+      {
+        "lat": -20.02745,
+        "lon": -40.74336,
+        "name": "Santa Maria de Jetib\u00e1"
+      },
+      {
+        "lat": -16.17028,
+        "lon": -42.29028,
+        "name": "Salinas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1476253.55,
+      "perimeter_km": 5497.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.96667,
+        "lon": 145.16667,
+        "name": "Noble Park"
+      },
+      {
+        "lat": -23.84852,
+        "lon": 151.25775,
+        "name": "Gladstone"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.88096,
+        "lon": 151.07986,
+        "name": "Strathfield"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 300256.07,
+      "perimeter_km": 3490.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.19528,
+        "lon": 146.5415,
+        "name": "Traralgon"
+      },
+      {
+        "lat": -37.87709,
+        "lon": 145.12939,
+        "name": "Mount Waverley"
+      },
+      {
+        "lat": -32.92953,
+        "lon": 151.7801,
+        "name": "Newcastle"
+      },
+      {
+        "lat": -34.75155,
+        "lon": 149.72086,
+        "name": "Goulburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 53311.44,
+      "perimeter_km": 1699.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 37.45646,
+        "lon": 126.70515,
+        "name": "Incheon"
+      },
+      {
+        "lat": 36.67012,
+        "lon": 136.7403,
+        "name": "Tsubata"
+      },
+      {
+        "lat": 36.4,
+        "lon": 139.08333,
+        "name": "Maebashi"
+      },
+      {
+        "lat": 35.80472,
+        "lon": 139.60194,
+        "name": "Asaka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 33598.86,
+      "perimeter_km": 2351.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 38.42885,
+        "lon": -0.39774,
+        "name": "El Campello"
+      },
+      {
+        "lat": 39.47523,
+        "lon": -0.41825,
+        "name": "Mislata"
+      },
+      {
+        "lat": 50.99769,
+        "lon": -0.10313,
+        "name": "Haywards Heath"
+      },
+      {
+        "lat": 52.49637,
+        "lon": -0.68939,
+        "name": "Corby"
+      },
+      {
+        "lat": 49.75133,
+        "lon": 18.63213,
+        "name": "Cieszyn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1112535.35,
+      "perimeter_km": 4911.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 31.81897,
+        "lon": -7.51446,
+        "name": "Tamallalt"
+      },
+      {
+        "lat": 33.72871,
+        "lon": -5.01092,
+        "name": "Imouzzer Kandar"
+      },
+      {
+        "lat": 36.74871,
+        "lon": 3.19249,
+        "name": "Bordj el Kiffan"
+      },
+      {
+        "lat": 36.18683,
+        "lon": 5.31347,
+        "name": "A\u00efn Arnat"
+      },
+      {
+        "lat": 37.0629,
+        "lon": 10.11829,
+        "name": "Galaat el Andeless"
+      },
+      {
+        "lat": 35.555,
+        "lon": 5.61056,
+        "name": "N\u2019Gaous"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 175711.57,
+      "perimeter_km": 3491.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 13.26667,
+        "lon": 93.0,
+        "name": "Diglipur"
+      },
+      {
+        "lat": 25.51421,
+        "lon": 90.20239,
+        "name": "Tura"
+      },
+      {
+        "lat": 17.00778,
+        "lon": 99.823,
+        "name": "Sukhothai"
+      },
+      {
+        "lat": 1.7381,
+        "lon": 103.8999,
+        "name": "Kota Tinggi"
+      },
+      {
+        "lat": 7.88747,
+        "lon": 98.42575,
+        "name": "Ban Ko Sire"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1296395.9,
+      "perimeter_km": 6277.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -43.58333,
+        "lon": 172.38333,
+        "name": "Rolleston"
+      },
+      {
+        "lat": -46.4,
+        "lon": 168.35,
+        "name": "Invercargill"
+      },
+      {
+        "lat": -36.8,
+        "lon": 174.75,
+        "name": "North Shore"
+      },
+      {
+        "lat": -41.31667,
+        "lon": 173.23333,
+        "name": "Stoke"
+      },
+      {
+        "lat": -41.28664,
+        "lon": 174.77557,
+        "name": "Wellington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 98898.14,
+      "perimeter_km": 2607.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.73333,
+        "lon": 145.15,
+        "name": "Eltham"
+      },
+      {
+        "lat": -28.21298,
+        "lon": 153.53634,
+        "name": "Banora Point"
+      },
+      {
+        "lat": -33.9681,
+        "lon": 151.13564,
+        "name": "Kogarah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 117071.5,
+      "perimeter_km": 2677.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 5.51737,
+        "lon": 5.75006,
+        "name": "Warri"
+      },
+      {
+        "lat": 7.97252,
+        "lon": 2.22176,
+        "name": "Glazou\u00e9"
+      },
+      {
+        "lat": 3.65332,
+        "lon": 18.63566,
+        "name": "Libenge"
+      },
+      {
+        "lat": 4.04827,
+        "lon": 9.70428,
+        "name": "Douala"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 233377.25,
+      "perimeter_km": 3812.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 17.52333,
+        "lon": 80.60405,
+        "name": "Chunchupally"
+      },
+      {
+        "lat": 25.42813,
+        "lon": 68.52923,
+        "name": "Tando Jam"
+      },
+      {
+        "lat": 28.08137,
+        "lon": 74.61854,
+        "name": "Ratangarh"
+      },
+      {
+        "lat": 25.86894,
+        "lon": 85.17394,
+        "name": "L\u0101lganj"
+      },
+      {
+        "lat": 27.286,
+        "lon": 95.328,
+        "name": "Nahorkatiya"
+      },
+      {
+        "lat": 21.09417,
+        "lon": 96.02803,
+        "name": "Wundwin"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1989405.09,
+      "perimeter_km": 6652.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.81819,
+        "lon": 145.00176,
+        "name": "Richmond"
+      },
+      {
+        "lat": -27.66757,
+        "lon": 152.92488,
+        "name": "Springfield Lakes"
+      },
+      {
+        "lat": -27.98941,
+        "lon": 153.33633,
+        "name": "Nerang"
+      },
+      {
+        "lat": -33.92893,
+        "lon": 151.05111,
+        "name": "Punchbowl"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 160973.9,
+      "perimeter_km": 2793.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 16.15876,
+        "lon": 76.52174,
+        "name": "Lingsug\u016br"
+      },
+      {
+        "lat": 20.84352,
+        "lon": 70.48318,
+        "name": "Sutr\u0101p\u0101ra"
+      },
+      {
+        "lat": 22.19994,
+        "lon": 84.86176,
+        "name": "Raurkela Industrial Township"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 447622.06,
+      "perimeter_km": 3420.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      },
+      {
+        "lat": -37.71667,
+        "lon": 145.0,
+        "name": "Reservoir"
+      },
+      {
+        "lat": -28.21901,
+        "lon": 152.03438,
+        "name": "Warwick"
+      },
+      {
+        "lat": -27.49325,
+        "lon": 153.05826,
+        "name": "Coorparoo"
+      },
+      {
+        "lat": -32.73308,
+        "lon": 151.5574,
+        "name": "Maitland"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 125353.84,
+      "perimeter_km": 2803.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 51.10821,
+        "lon": 6.94831,
+        "name": "Langenfeld"
+      },
+      {
+        "lat": 51.82417,
+        "lon": 4.4125,
+        "name": "Oud-Beijerland"
+      },
+      {
+        "lat": 52.58528,
+        "lon": -1.98396,
+        "name": "Walsall"
+      },
+      {
+        "lat": 60.25174,
+        "lon": 24.88111,
+        "name": "Kaarela"
+      },
+      {
+        "lat": 51.61759,
+        "lon": 15.31486,
+        "name": "\u017baga\u0144"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 739152.21,
+      "perimeter_km": 4188.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 19.55939,
+        "lon": -98.89884,
+        "name": "Chiconcuac"
+      },
+      {
+        "lat": 30.73051,
+        "lon": -81.54649,
+        "name": "St. Marys"
+      },
+      {
+        "lat": 26.41869,
+        "lon": -81.4173,
+        "name": "Immokalee"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 447575.7,
+      "perimeter_km": 4560.91,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 35.19807,
+        "lon": -111.65127,
+        "name": "Flagstaff"
+      },
+      {
+        "lat": 39.88554,
+        "lon": -104.9872,
+        "name": "Northglenn"
+      },
+      {
+        "lat": 35.46756,
+        "lon": -97.51643,
+        "name": "Oklahoma City"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 310532.57,
+      "perimeter_km": 2886.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -1.86032,
+        "lon": -79.97683,
+        "name": "Daule"
+      },
+      {
+        "lat": 4.39462,
+        "lon": -76.0715,
+        "name": "Zarzal"
+      },
+      {
+        "lat": 4.9825,
+        "lon": -75.60361,
+        "name": "Chinchin\u00e1"
+      },
+      {
+        "lat": 8.60701,
+        "lon": -70.10489,
+        "name": "Obispos"
+      },
+      {
+        "lat": 7.47702,
+        "lon": -61.89666,
+        "name": "Guasipati"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 729850.13,
+      "perimeter_km": 4802.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 35.06544,
+        "lon": 1.04945,
+        "name": "Frenda"
+      },
+      {
+        "lat": 36.75234,
+        "lon": 4.3155,
+        "name": "Freha"
+      },
+      {
+        "lat": 36.50361,
+        "lon": 7.44278,
+        "name": "H\u00e9liopolis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 28970.85,
+      "perimeter_km": 1227.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 11.50137,
+        "lon": 76.34983,
+        "name": "Tondalam"
+      },
+      {
+        "lat": 30.45126,
+        "lon": 74.89189,
+        "name": "Jaito"
+      },
+      {
+        "lat": 26.48927,
+        "lon": 77.97578,
+        "name": "Jora Khurd"
+      },
+      {
+        "lat": 25.44478,
+        "lon": 81.84322,
+        "name": "Prayagraj"
+      },
+      {
+        "lat": 25.74434,
+        "lon": 85.01003,
+        "name": "Dighw\u0101ra"
+      },
+      {
+        "lat": 21.76184,
+        "lon": 80.04301,
+        "name": "W\u0101r\u0101seon\u012b"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1052304.32,
+      "perimeter_km": 5247.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.27179,
+        "lon": 100.4601,
+        "name": "Bukit Tambun"
+      },
+      {
+        "lat": 23.7902,
+        "lon": 87.37648,
+        "name": "Dubr\u0101jpur"
+      },
+      {
+        "lat": 22.33424,
+        "lon": 100.1731,
+        "name": "Fazhanhe"
+      },
+      {
+        "lat": 22.31939,
+        "lon": 114.15736,
+        "name": "Olympic"
+      },
+      {
+        "lat": 13.77678,
+        "lon": 100.579,
+        "name": "Huai Khwang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3292305.44,
+      "perimeter_km": 7912.41,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 18.43997,
+        "lon": 73.77545,
+        "name": "Kharakvasla"
+      },
+      {
+        "lat": 22.83918,
+        "lon": 69.7219,
+        "name": "Mundra"
+      },
+      {
+        "lat": 30.67791,
+        "lon": 71.74344,
+        "name": "Ahmadpur Sial"
+      },
+      {
+        "lat": 31.97526,
+        "lon": 74.22304,
+        "name": "Kamoke"
+      },
+      {
+        "lat": 23.52473,
+        "lon": 80.83716,
+        "name": "Umaria"
+      },
+      {
+        "lat": 20.59606,
+        "lon": 75.61765,
+        "name": "Soygaon"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 971956.98,
+      "perimeter_km": 3895.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -44.39672,
+        "lon": 171.25364,
+        "name": "Timaru"
+      },
+      {
+        "lat": -22.27407,
+        "lon": 166.44884,
+        "name": "Noum\u00e9a"
+      },
+      {
+        "lat": -36.9482,
+        "lon": 174.87019,
+        "name": "Otara"
+      },
+      {
+        "lat": -39.4926,
+        "lon": 176.91233,
+        "name": "Napier"
+      },
+      {
+        "lat": -40.35636,
+        "lon": 175.61113,
+        "name": "Palmerston North"
+      },
+      {
+        "lat": -41.13333,
+        "lon": 174.85,
+        "name": "Porirua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 727867.11,
+      "perimeter_km": 5375.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -20.72523,
+        "lon": 139.49727,
+        "name": "Mount Isa"
+      },
+      {
+        "lat": -24.86621,
+        "lon": 152.3479,
+        "name": "Bundaberg"
+      },
+      {
+        "lat": -33.92893,
+        "lon": 151.05111,
+        "name": "Punchbowl"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 702935.92,
+      "perimeter_km": 4266.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.74981,
+        "lon": 144.9109,
+        "name": "Essendon"
+      },
+      {
+        "lat": -38.17058,
+        "lon": 144.3114,
+        "name": "Highton"
+      },
+      {
+        "lat": -27.08465,
+        "lon": 152.9511,
+        "name": "Caboolture"
+      },
+      {
+        "lat": -33.90034,
+        "lon": 151.05563,
+        "name": "Greenacre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 174800.41,
+      "perimeter_km": 3022.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 19.33212,
+        "lon": -99.21118,
+        "name": "Magdalena Contreras"
+      },
+      {
+        "lat": 24.85798,
+        "lon": -99.56768,
+        "name": "Linares"
+      },
+      {
+        "lat": 45.08469,
+        "lon": -93.00994,
+        "name": "White Bear Lake"
+      },
+      {
+        "lat": 41.51922,
+        "lon": -81.4579,
+        "name": "Mayfield Heights"
+      },
+      {
+        "lat": 30.60353,
+        "lon": -87.9036,
+        "name": "Daphne"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2128293.07,
+      "perimeter_km": 6990.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -33.91667,
+        "lon": 151.03333,
+        "name": "Bankstown"
+      },
+      {
+        "lat": -37.75405,
+        "lon": 145.14864,
+        "name": "Templestowe"
+      },
+      {
+        "lat": -34.91119,
+        "lon": 138.70735,
+        "name": "Adelaide Hills"
+      },
+      {
+        "lat": -28.21901,
+        "lon": 152.03438,
+        "name": "Warwick"
+      },
+      {
+        "lat": -27.62563,
+        "lon": 152.96883,
+        "name": "Forest Lake"
+      },
+      {
+        "lat": -22.26257,
+        "lon": 166.56621,
+        "name": "Mont-Dore"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1023204.69,
+      "perimeter_km": 6404.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 11.6,
+        "lon": -9.38333,
+        "name": "Kintinian"
+      },
+      {
+        "lat": 7.47734,
+        "lon": 4.35351,
+        "name": "Gbongan"
+      },
+      {
+        "lat": 6.81944,
+        "lon": 3.91731,
+        "name": "Ijebu Ode"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 66778.88,
+      "perimeter_km": 3214.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 36.85245,
+        "lon": -121.4016,
+        "name": "Hollister"
+      },
+      {
+        "lat": 37.77993,
+        "lon": -121.97802,
+        "name": "San Ramon"
+      },
+      {
+        "lat": 38.35658,
+        "lon": -121.98774,
+        "name": "Vacaville"
+      },
+      {
+        "lat": 49.27784,
+        "lon": -123.12794,
+        "name": "Downtown"
+      },
+      {
+        "lat": 34.23087,
+        "lon": -111.32514,
+        "name": "Payson"
+      },
+      {
+        "lat": 34.22834,
+        "lon": -118.53675,
+        "name": "Northridge"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 757237.44,
+      "perimeter_km": 4383.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -8.47175,
+        "lon": 13.37011,
+        "name": "Barra do Dande"
+      },
+      {
+        "lat": 6.50734,
+        "lon": 18.2767,
+        "name": "Bouca"
+      },
+      {
+        "lat": -7.16177,
+        "lon": 23.70057,
+        "name": "Luputa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 915802.05,
+      "perimeter_km": 4534.11,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -23.50528,
+        "lon": -47.61417,
+        "name": "Ara\u00e7oiaba da Serra"
+      },
+      {
+        "lat": -11.2951,
+        "lon": -41.98605,
+        "name": "Presidente Dutra"
+      },
+      {
+        "lat": -12.54667,
+        "lon": -38.71194,
+        "name": "Santo Amaro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 284821.03,
+      "perimeter_km": 3403.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      },
+      {
+        "lat": -31.88775,
+        "lon": 115.9099,
+        "name": "Morley"
+      },
+      {
+        "lat": -28.77897,
+        "lon": 114.61459,
+        "name": "Geraldton"
+      },
+      {
+        "lat": -23.69748,
+        "lon": 133.88362,
+        "name": "Alice Springs"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 573385.7,
+      "perimeter_km": 4692.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.64662,
+        "lon": 2.74135,
+        "name": "Malgrat de Mar"
+      },
+      {
+        "lat": 49.21088,
+        "lon": -0.30653,
+        "name": "H\u00e9rouville-Saint-Clair"
+      },
+      {
+        "lat": 49.3,
+        "lon": 6.81667,
+        "name": "Schwalbach"
+      },
+      {
+        "lat": 53.68456,
+        "lon": -2.2769,
+        "name": "Rossendale"
+      },
+      {
+        "lat": 53.96396,
+        "lon": 18.52638,
+        "name": "Starogard Gda\u0144ski"
+      },
+      {
+        "lat": 47.99268,
+        "lon": 17.61211,
+        "name": "Dunajsk\u00e1 Streda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1899159.57,
+      "perimeter_km": 5579.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -33.2792,
+        "lon": 115.71504,
+        "name": "Australind"
+      },
+      {
+        "lat": -33.65249,
+        "lon": 115.3455,
+        "name": "Busselton"
+      },
+      {
+        "lat": -32.27682,
+        "lon": 115.72978,
+        "name": "Rockingham"
+      },
+      {
+        "lat": -28.77897,
+        "lon": 114.61459,
+        "name": "Geraldton"
+      },
+      {
+        "lat": -31.84062,
+        "lon": 115.89549,
+        "name": "Ballajura"
+      },
+      {
+        "lat": -35.02692,
+        "lon": 117.88369,
+        "name": "Albany"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 38530.92,
+      "perimeter_km": 1654.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -13.83333,
+        "lon": -171.76666,
+        "name": "Apia"
+      },
+      {
+        "lat": -13.28163,
+        "lon": -176.17453,
+        "name": "Mata-Utu"
+      },
+      {
+        "lat": -18.11094,
+        "lon": 178.40943,
+        "name": "Lami"
+      },
+      {
+        "lat": -18.14307,
+        "lon": 177.50691,
+        "name": "Sigatoka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 168188.97,
+      "perimeter_km": 2608.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.93168,
+        "lon": -73.61507,
+        "name": "Barbosa"
+      },
+      {
+        "lat": 4.9218,
+        "lon": -75.06232,
+        "name": "L\u00edbano"
+      },
+      {
+        "lat": 10.63072,
+        "lon": -74.92214,
+        "name": "Sabanalarga"
+      },
+      {
+        "lat": 10.46541,
+        "lon": -66.82951,
+        "name": "El Cafetal"
+      },
+      {
+        "lat": 7.90745,
+        "lon": -72.5049,
+        "name": "C\u00facuta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 331319.43,
+      "perimeter_km": 2651.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -25.5036,
+        "lon": -54.65067,
+        "name": "Ciudad del Este"
+      },
+      {
+        "lat": -22.90642,
+        "lon": -43.18223,
+        "name": "Rio de Janeiro"
+      },
+      {
+        "lat": -28.4825,
+        "lon": -48.78083,
+        "name": "Laguna"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 270908.63,
+      "perimeter_km": 2702.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 39.15759,
+        "lon": -3.02156,
+        "name": "Tomelloso"
+      },
+      {
+        "lat": 36.51543,
+        "lon": -4.88583,
+        "name": "Marbella"
+      },
+      {
+        "lat": 42.64725,
+        "lon": -8.88459,
+        "name": "Boiro"
+      },
+      {
+        "lat": 51.06098,
+        "lon": 0.16342,
+        "name": "Crowborough"
+      },
+      {
+        "lat": 51.8175,
+        "lon": 4.63333,
+        "name": "Zwijndrecht"
+      },
+      {
+        "lat": 47.18213,
+        "lon": 8.46358,
+        "name": "Cham"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1027262.01,
+      "perimeter_km": 4451.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 21.7231,
+        "lon": 71.38843,
+        "name": "L\u0101thi"
+      },
+      {
+        "lat": 23.08333,
+        "lon": 70.13333,
+        "name": "G\u0101ndh\u012bdh\u0101m"
+      },
+      {
+        "lat": 24.41339,
+        "lon": 74.47331,
+        "name": "Bari S\u0101dri"
+      },
+      {
+        "lat": 36.81899,
+        "lon": 81.63334,
+        "name": "Kokyar"
+      },
+      {
+        "lat": 26.31688,
+        "lon": 89.66549,
+        "name": "Tuf\u0101nganj"
+      },
+      {
+        "lat": 8.8359,
+        "lon": 78.13518,
+        "name": "Mappilaiurani"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2981915.51,
+      "perimeter_km": 7493.3,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 13.3622,
+        "lon": 100.98345,
+        "name": "Chon Buri"
+      },
+      {
+        "lat": 25.80062,
+        "lon": 100.57435,
+        "name": "Jinniu"
+      },
+      {
+        "lat": 12.71112,
+        "lon": 104.88873,
+        "name": "Kampong Thom"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 292985.14,
+      "perimeter_km": 3336.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.58831,
+        "lon": -7.61138,
+        "name": "Casablanca"
+      },
+      {
+        "lat": 35.37889,
+        "lon": -0.96778,
+        "name": "Hammam Bou Hadjar"
+      },
+      {
+        "lat": 36.67931,
+        "lon": 10.29195,
+        "name": "La Sebala du Mornag"
+      },
+      {
+        "lat": 35.75167,
+        "lon": 10.69083,
+        "name": "Maatmeur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 116527.28,
+      "perimeter_km": 3460.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 29.48801,
+        "lon": 105.86765,
+        "name": "Sanjiao"
+      },
+      {
+        "lat": 30.09403,
+        "lon": 105.71297,
+        "name": "Baizi"
+      },
+      {
+        "lat": 36.42472,
+        "lon": 114.20472,
+        "name": "Linshui"
+      },
+      {
+        "lat": 35.79167,
+        "lon": 127.42528,
+        "name": "Jinan-gun"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 470538.71,
+      "perimeter_km": 4446.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 11.02987,
+        "lon": 106.35751,
+        "name": "Tr\u1ea3ng B\u00e0ng"
+      },
+      {
+        "lat": 10.7,
+        "lon": 105.11667,
+        "name": "Ch\u00e2u \u0110\u1ed1c"
+      },
+      {
+        "lat": 22.18659,
+        "lon": 112.30424,
+        "name": "Encheng"
+      },
+      {
+        "lat": 16.53083,
+        "lon": 120.33306,
+        "name": "Bauang"
+      },
+      {
+        "lat": 14.11667,
+        "lon": 120.96667,
+        "name": "Patuto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1028275.24,
+      "perimeter_km": 4578.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -22.02861,
+        "lon": -42.36083,
+        "name": "Cordeiro"
+      },
+      {
+        "lat": -23.36417,
+        "lon": -46.74056,
+        "name": "Caieiras"
+      },
+      {
+        "lat": -15.79411,
+        "lon": -47.8825,
+        "name": "Plano Piloto"
+      },
+      {
+        "lat": -4.78944,
+        "lon": -40.06333,
+        "name": "Monsenhor Tabosa"
+      },
+      {
+        "lat": -6.51056,
+        "lon": -36.34694,
+        "name": "Picu\u00ed"
+      },
+      {
+        "lat": -8.11861,
+        "lon": -35.09222,
+        "name": "Moreno"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1451937.07,
+      "perimeter_km": 5226.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.88264,
+        "lon": 144.7003,
+        "name": "Hoppers Crossing"
+      },
+      {
+        "lat": -36.35846,
+        "lon": 146.32056,
+        "name": "Wangaratta"
+      },
+      {
+        "lat": -33.78333,
+        "lon": 150.93333,
+        "name": "Seven Hills"
+      },
+      {
+        "lat": -35.41647,
+        "lon": 149.06954,
+        "name": "Tuggeranong Administrative District"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 26910.48,
+      "perimeter_km": 1455.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -34.5627,
+        "lon": -58.45829,
+        "name": "Belgrano"
+      },
+      {
+        "lat": -25.44227,
+        "lon": -49.06795,
+        "name": "Piraquara"
+      },
+      {
+        "lat": -14.06694,
+        "lon": -39.64056,
+        "name": "Ibirataia"
+      },
+      {
+        "lat": -22.80389,
+        "lon": -43.37222,
+        "name": "S\u00e3o Jo\u00e3o de Meriti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 402760.22,
+      "perimeter_km": 5972.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 34.69926,
+        "lon": -86.74833,
+        "name": "Madison"
+      },
+      {
+        "lat": 34.02893,
+        "lon": -84.19858,
+        "name": "Johns Creek"
+      },
+      {
+        "lat": 21.16139,
+        "lon": -76.47919,
+        "name": "Jes\u00fas Men\u00e9ndez"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 133324.8,
+      "perimeter_km": 3674.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -8.5675,
+        "lon": 13.47639,
+        "name": "Gama"
+      },
+      {
+        "lat": 7.7708,
+        "lon": 15.3568,
+        "name": "Touboro"
+      },
+      {
+        "lat": -2.26469,
+        "lon": 29.19644,
+        "name": "Kirimbi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1525007.97,
+      "perimeter_km": 5601.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -25.59306,
+        "lon": -49.41028,
+        "name": "Arauc\u00e1ria"
+      },
+      {
+        "lat": -21.26083,
+        "lon": -50.64278,
+        "name": "Guararapes"
+      },
+      {
+        "lat": -6.52392,
+        "lon": -49.85167,
+        "name": "Cana\u00e3 dos Caraj\u00e1s"
+      },
+      {
+        "lat": -23.68611,
+        "lon": -46.62278,
+        "name": "Diadema"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 432271.95,
+      "perimeter_km": 4430.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 37.40881,
+        "lon": -4.48522,
+        "name": "Lucena"
+      },
+      {
+        "lat": 42.82562,
+        "lon": -1.61671,
+        "name": "Burlata"
+      },
+      {
+        "lat": 54.95,
+        "lon": -7.73333,
+        "name": "Letterkenny"
+      },
+      {
+        "lat": 51.12637,
+        "lon": 15.91979,
+        "name": "Z\u0142otoryja"
+      },
+      {
+        "lat": 48.89452,
+        "lon": 18.04436,
+        "name": "Tren\u010d\u00edn"
+      },
+      {
+        "lat": 36.9084,
+        "lon": 15.13937,
+        "name": "Avola"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3373023.77,
+      "perimeter_km": 7078.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 12.05,
+        "lon": 29.65,
+        "name": "Dilling"
+      },
+      {
+        "lat": 9.31168,
+        "lon": 41.44301,
+        "name": "Deder"
+      },
+      {
+        "lat": 9.01667,
+        "lon": 37.45,
+        "name": "G\u0113do"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 91438.5,
+      "perimeter_km": 2680.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 0.4,
+        "lon": 32.63333,
+        "name": "Kira"
+      },
+      {
+        "lat": 7.70111,
+        "lon": 27.98972,
+        "name": "Wau"
+      },
+      {
+        "lat": 9.08569,
+        "lon": 40.86708,
+        "name": "\u0100sbe Tefer\u012b"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 619752.36,
+      "perimeter_km": 3714.08,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -7.96667,
+        "lon": 31.61667,
+        "name": "Sumbawanga"
+      },
+      {
+        "lat": 10.7,
+        "lon": 37.06667,
+        "name": "Bur\u0113"
+      },
+      {
+        "lat": 3.9284,
+        "lon": 41.87997,
+        "name": "Beled Hawo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 786759.89,
+      "perimeter_km": 4827.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 35.33634,
+        "lon": 33.31729,
+        "name": "Kyrenia"
+      },
+      {
+        "lat": 41.10519,
+        "lon": 14.21269,
+        "name": "Capua"
+      },
+      {
+        "lat": 46.75966,
+        "lon": 33.35591,
+        "name": "Nova Kakhovka"
+      },
+      {
+        "lat": 47.89246,
+        "lon": 40.07185,
+        "name": "Krasnyy Sulin"
+      },
+      {
+        "lat": 43.14806,
+        "lon": 45.90194,
+        "name": "Shali"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1817962.2,
+      "perimeter_km": 6038.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -20.95361,
+        "lon": -43.80639,
+        "name": "Caranda\u00ed"
+      },
+      {
+        "lat": -23.68611,
+        "lon": -46.62278,
+        "name": "Diadema"
+      },
+      {
+        "lat": -10.685,
+        "lon": -37.42528,
+        "name": "Itabaiana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 55098.38,
+      "perimeter_km": 3492.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -17.81667,
+        "lon": -63.05,
+        "name": "Cotoca"
+      },
+      {
+        "lat": -12.1201,
+        "lon": -58.00274,
+        "name": "Brasnorte"
+      },
+      {
+        "lat": -21.24528,
+        "lon": -44.99972,
+        "name": "Lavras"
+      },
+      {
+        "lat": -20.87306,
+        "lon": -48.29694,
+        "name": "Viradouro"
+      },
+      {
+        "lat": -27.02528,
+        "lon": -48.65444,
+        "name": "Cambori\u00fa"
+      },
+      {
+        "lat": -23.05861,
+        "lon": -51.03639,
+        "name": "Sertan\u00f3polis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1494386.53,
+      "perimeter_km": 5460.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 13.0725,
+        "lon": -3.0694,
+        "name": "Tougan"
+      },
+      {
+        "lat": 11.25806,
+        "lon": -0.30611,
+        "name": "Bittou"
+      },
+      {
+        "lat": 5.61411,
+        "lon": -1.5502,
+        "name": "Twifu Praso"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 108085.94,
+      "perimeter_km": 1850.03,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 31.01048,
+        "lon": 109.50479,
+        "name": "Yongle"
+      },
+      {
+        "lat": 34.47442,
+        "lon": 100.24496,
+        "name": "Maqin County"
+      },
+      {
+        "lat": 49.45,
+        "lon": 117.7,
+        "name": "Jalai Nur"
+      },
+      {
+        "lat": 37.02444,
+        "lon": 111.9125,
+        "name": "Jiexiu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1037309.54,
+      "perimeter_km": 5302.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.19528,
+        "lon": 146.5415,
+        "name": "Traralgon"
+      },
+      {
+        "lat": -37.8,
+        "lon": 144.9,
+        "name": "Footscray"
+      },
+      {
+        "lat": -23.84852,
+        "lon": 151.25775,
+        "name": "Gladstone"
+      },
+      {
+        "lat": -33.88374,
+        "lon": 151.21282,
+        "name": "Surry Hills"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 353601.67,
+      "perimeter_km": 3568.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.15799,
+        "lon": -95.48938,
+        "name": "The Woodlands"
+      },
+      {
+        "lat": 34.59593,
+        "lon": -92.48905,
+        "name": "Bryant"
+      },
+      {
+        "lat": 41.76058,
+        "lon": -88.32007,
+        "name": "Aurora"
+      },
+      {
+        "lat": 40.87589,
+        "lon": -81.40234,
+        "name": "North Canton"
+      },
+      {
+        "lat": 39.07622,
+        "lon": -76.95775,
+        "name": "Fairland"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 768519.96,
+      "perimeter_km": 4416.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 4.74851,
+        "lon": -6.6363,
+        "name": "San-P\u00e9dro"
+      },
+      {
+        "lat": 12.06157,
+        "lon": 0.35843,
+        "name": "Fada N'gourma"
+      },
+      {
+        "lat": 14.51056,
+        "lon": 6.765,
+        "name": "Dakoro"
+      },
+      {
+        "lat": 9.18059,
+        "lon": 7.17939,
+        "name": "Suleja"
+      },
+      {
+        "lat": 6.36307,
+        "lon": 2.08506,
+        "name": "Ouidah"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 743418.99,
+      "perimeter_km": 4082.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 8.13373,
+        "lon": 4.24014,
+        "name": "Ogbomoso"
+      },
+      {
+        "lat": 6.76051,
+        "lon": -1.59402,
+        "name": "Ahwiaa"
+      },
+      {
+        "lat": 11.13417,
+        "lon": 2.93861,
+        "name": "Kandi"
+      },
+      {
+        "lat": 12.47554,
+        "lon": 15.43647,
+        "name": "Massaguet"
+      },
+      {
+        "lat": 10.28969,
+        "lon": 11.16729,
+        "name": "Gombe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 398243.2,
+      "perimeter_km": 4047.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -17.70306,
+        "lon": -40.76639,
+        "name": "Carlos Chagas"
+      },
+      {
+        "lat": -6.85306,
+        "lon": -35.38111,
+        "name": "Ara\u00e7agi"
+      },
+      {
+        "lat": -10.40556,
+        "lon": -36.43444,
+        "name": "Pia\u00e7abu\u00e7u"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 43592.72,
+      "perimeter_km": 2688.24,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 40.25038,
+        "lon": -3.83062,
+        "name": "Humanes de Madrid"
+      },
+      {
+        "lat": 53.10434,
+        "lon": -2.02207,
+        "name": "Leek"
+      },
+      {
+        "lat": 52.25,
+        "lon": -0.88333,
+        "name": "Northampton"
+      },
+      {
+        "lat": 51.87819,
+        "lon": 0.55292,
+        "name": "Braintree"
+      },
+      {
+        "lat": 49.05,
+        "lon": 2.1,
+        "name": "Pontoise"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 264903.53,
+      "perimeter_km": 3081.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -29.71671,
+        "lon": -52.50321,
+        "name": "Vera Cruz"
+      },
+      {
+        "lat": -23.04639,
+        "lon": -50.07361,
+        "name": "Cambar\u00e1"
+      },
+      {
+        "lat": -22.49472,
+        "lon": -48.55806,
+        "name": "Barra Bonita"
+      },
+      {
+        "lat": -20.25694,
+        "lon": -47.47667,
+        "name": "Pedregulho"
+      },
+      {
+        "lat": -19.54917,
+        "lon": -42.12,
+        "name": "Inhapim"
+      },
+      {
+        "lat": -22.8075,
+        "lon": -43.41389,
+        "name": "Nil\u00f3polis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 440350.09,
+      "perimeter_km": 3359.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 50.35999,
+        "lon": -4.09049,
+        "name": "Plymstock"
+      },
+      {
+        "lat": 53.72587,
+        "lon": -1.36256,
+        "name": "Castleford"
+      },
+      {
+        "lat": 52.51708,
+        "lon": 13.27636,
+        "name": "Westend"
+      },
+      {
+        "lat": 46.85479,
+        "lon": 30.07091,
+        "name": "Rozdilna"
+      },
+      {
+        "lat": 42.62833,
+        "lon": 20.89389,
+        "name": "Glogovac"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1399404.6,
+      "perimeter_km": 5707.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 1.08647,
+        "lon": -77.61858,
+        "name": "T\u00faquerres"
+      },
+      {
+        "lat": -1.27987,
+        "lon": -80.41776,
+        "name": "Sucre"
+      },
+      {
+        "lat": 8.31372,
+        "lon": -75.13982,
+        "name": "Ayapel"
+      },
+      {
+        "lat": 7.00621,
+        "lon": -73.90972,
+        "name": "Yond\u00f3"
+      },
+      {
+        "lat": 10.3401,
+        "lon": -68.74297,
+        "name": "San Felipe"
+      },
+      {
+        "lat": 8.5931,
+        "lon": -70.2261,
+        "name": "Alto Barinas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 286161.06,
+      "perimeter_km": 3923.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 33.91371,
+        "lon": -98.49339,
+        "name": "Wichita Falls"
+      },
+      {
+        "lat": 41.80753,
+        "lon": -87.65644,
+        "name": "New City"
+      },
+      {
+        "lat": 45.56515,
+        "lon": -73.1868,
+        "name": "Mont-Saint-Hilaire"
+      },
+      {
+        "lat": 40.87589,
+        "lon": -81.40234,
+        "name": "North Canton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 441699.78,
+      "perimeter_km": 5064.06,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.83333,
+        "lon": 145.05,
+        "name": "Glenferrie"
+      },
+      {
+        "lat": -27.64613,
+        "lon": 152.85965,
+        "name": "Redbank Plains"
+      },
+      {
+        "lat": -33.80383,
+        "lon": 150.98768,
+        "name": "Westmead"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 135941.2,
+      "perimeter_km": 2752.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.86614,
+        "lon": -88.10701,
+        "name": "Wheaton"
+      },
+      {
+        "lat": 40.89288,
+        "lon": -73.97264,
+        "name": "Englewood"
+      },
+      {
+        "lat": 39.07039,
+        "lon": -76.54524,
+        "name": "Severna Park"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 139020.9,
+      "perimeter_km": 2506.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.96173,
+        "lon": -116.50353,
+        "name": "Desert Hot Springs"
+      },
+      {
+        "lat": 40.41628,
+        "lon": -120.65301,
+        "name": "Susanville"
+      },
+      {
+        "lat": 49.21667,
+        "lon": -123.06667,
+        "name": "Victoria-Fraserview"
+      },
+      {
+        "lat": 41.45976,
+        "lon": -82.01959,
+        "name": "Avon Center"
+      },
+      {
+        "lat": 41.13998,
+        "lon": -104.82025,
+        "name": "Cheyenne"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3465363.89,
+      "perimeter_km": 8281.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.26667,
+        "lon": 145.01667,
+        "name": "Mount Martha"
+      },
+      {
+        "lat": -37.75,
+        "lon": 144.96667,
+        "name": "Coburg"
+      },
+      {
+        "lat": -37.8318,
+        "lon": 140.77919,
+        "name": "Mount Gambier"
+      },
+      {
+        "lat": -28.07071,
+        "lon": 153.39329,
+        "name": "Robina"
+      },
+      {
+        "lat": -33.8,
+        "lon": 151.18333,
+        "name": "Chatswood"
+      },
+      {
+        "lat": -34.75155,
+        "lon": 149.72086,
+        "name": "Goulburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 354094.28,
+      "perimeter_km": 3439.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 18.32001,
+        "lon": 78.34177,
+        "name": "K\u0101m\u0101reddi"
+      },
+      {
+        "lat": 13.35,
+        "lon": 74.78333,
+        "name": "Manipal"
+      },
+      {
+        "lat": 21.15054,
+        "lon": 75.88938,
+        "name": "S\u0101vda"
+      },
+      {
+        "lat": 30.79014,
+        "lon": 76.49883,
+        "name": "Morinda"
+      },
+      {
+        "lat": 22.75278,
+        "lon": 88.34222,
+        "name": "Shr\u012br\u0101mpur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1040512.11,
+      "perimeter_km": 5246.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 43.1122,
+        "lon": 12.38878,
+        "name": "Perugia"
+      },
+      {
+        "lat": 43.88917,
+        "lon": 8.03933,
+        "name": "Imperia"
+      },
+      {
+        "lat": 45.69651,
+        "lon": 9.1818,
+        "name": "Mariano Comense"
+      },
+      {
+        "lat": 48.02708,
+        "lon": 40.12305,
+        "name": "Zverevo"
+      },
+      {
+        "lat": 40.66391,
+        "lon": 22.89693,
+        "name": "Elefth\u00e9rio - Kordeli\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1069864.07,
+      "perimeter_km": 5433.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -10.37812,
+        "lon": 24.54516,
+        "name": "Malemba"
+      },
+      {
+        "lat": -4.26613,
+        "lon": 15.28318,
+        "name": "Brazzaville"
+      },
+      {
+        "lat": 0.00624,
+        "lon": 37.07398,
+        "name": "Nanyuki"
+      },
+      {
+        "lat": -2.8725,
+        "lon": 32.2325,
+        "name": "Geita"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1159136.37,
+      "perimeter_km": 5509.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.83382,
+        "lon": 144.93834,
+        "name": "City of Port Phillip"
+      },
+      {
+        "lat": -27.20338,
+        "lon": 152.95923,
+        "name": "Narangba"
+      },
+      {
+        "lat": -33.82346,
+        "lon": 150.94607,
+        "name": "Greystanes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 148394.56,
+      "perimeter_km": 2861.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.61983,
+        "lon": -86.60888,
+        "name": "Trussville"
+      },
+      {
+        "lat": 40.84954,
+        "lon": -73.90569,
+        "name": "Tremont"
+      },
+      {
+        "lat": 34.61834,
+        "lon": -79.01045,
+        "name": "Lumberton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 230417.64,
+      "perimeter_km": 2913.32,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 2.48075,
+        "lon": -78.10972,
+        "name": "El Charco"
+      },
+      {
+        "lat": 10.46167,
+        "lon": -74.61621,
+        "name": "Pivijay"
+      },
+      {
+        "lat": 9.05983,
+        "lon": -72.2346,
+        "name": "Encontrados"
+      },
+      {
+        "lat": 10.03863,
+        "lon": -67.48938,
+        "name": "Villa de Cura"
+      },
+      {
+        "lat": 10.30125,
+        "lon": -65.99053,
+        "name": "San Jos\u00e9 de Barlovento"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 349841.53,
+      "perimeter_km": 3565.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 38.21896,
+        "lon": -2.98069,
+        "name": "Campi\u00f1a"
+      },
+      {
+        "lat": 51.3305,
+        "lon": -0.27011,
+        "name": "Epsom"
+      },
+      {
+        "lat": 52.88141,
+        "lon": 20.61996,
+        "name": "Ciechan\u00f3w"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 974049.79,
+      "perimeter_km": 5341.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 11.31691,
+        "lon": 77.67422,
+        "name": "Tindal"
+      },
+      {
+        "lat": 28.55257,
+        "lon": 77.55403,
+        "name": "D\u0101dri"
+      },
+      {
+        "lat": 20.27193,
+        "lon": 81.49177,
+        "name": "K\u0101nker"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 388346.64,
+      "perimeter_km": 3995.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.382,
+        "lon": 27.132,
+        "name": "Karaba\u011flar"
+      },
+      {
+        "lat": 41.67719,
+        "lon": 26.55597,
+        "name": "Edirne"
+      },
+      {
+        "lat": 39.98431,
+        "lon": 32.84317,
+        "name": "\u0130ncirli"
+      },
+      {
+        "lat": 30.49987,
+        "lon": 38.21603,
+        "name": "\u0162ubarjal"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 395694.13,
+      "perimeter_km": 3432.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.52297,
+        "lon": -87.90333,
+        "name": "Fairhope"
+      },
+      {
+        "lat": 35.75647,
+        "lon": -83.97046,
+        "name": "Maryville"
+      },
+      {
+        "lat": 43.04812,
+        "lon": -76.14742,
+        "name": "Syracuse"
+      },
+      {
+        "lat": 40.08927,
+        "lon": -75.39602,
+        "name": "King of Prussia"
+      },
+      {
+        "lat": 22.49502,
+        "lon": -79.54548,
+        "name": "Remedios"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1208249.87,
+      "perimeter_km": 5288.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -12.96121,
+        "lon": 15.05958,
+        "name": "Ucuma"
+      },
+      {
+        "lat": -12.23712,
+        "lon": 15.31697,
+        "name": "Londuimbali"
+      },
+      {
+        "lat": -20.32674,
+        "lon": 30.06648,
+        "name": "Zvishavane"
+      },
+      {
+        "lat": -25.699,
+        "lon": 27.47475,
+        "name": "Marikana"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 666671.91,
+      "perimeter_km": 4471.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.68473,
+        "lon": -6.00344,
+        "name": "Souk El Arbaa"
+      },
+      {
+        "lat": 35.07465,
+        "lon": -1.22431,
+        "name": "Bensekrane"
+      },
+      {
+        "lat": 35.65903,
+        "lon": -0.52168,
+        "name": "Sidi ech Chahmi"
+      },
+      {
+        "lat": 36.4,
+        "lon": 10.61667,
+        "name": "Hammamet"
+      },
+      {
+        "lat": 31.09755,
+        "lon": 31.30312,
+        "name": "Nabar\u016bh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 388965.52,
+      "perimeter_km": 7016.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.04806,
+        "lon": -118.52647,
+        "name": "Pacific Palisades"
+      },
+      {
+        "lat": 47.32232,
+        "lon": -122.31262,
+        "name": "Federal Way"
+      },
+      {
+        "lat": 40.31412,
+        "lon": -112.00688,
+        "name": "Eagle Mountain"
+      },
+      {
+        "lat": 34.11417,
+        "lon": -116.43224,
+        "name": "Yucca Valley"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 579906.28,
+      "perimeter_km": 3629.79,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.92845,
+        "lon": 145.17708,
+        "name": "Mulgrave"
+      },
+      {
+        "lat": -34.92873,
+        "lon": 138.60334,
+        "name": "Adelaide city centre"
+      },
+      {
+        "lat": -27.93994,
+        "lon": 153.31436,
+        "name": "Pacific Pines"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 451027.42,
+      "perimeter_km": 3614.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 10.50279,
+        "lon": 1.37437,
+        "name": "Toukountouna"
+      },
+      {
+        "lat": 10.21187,
+        "lon": 11.3871,
+        "name": "Deba"
+      },
+      {
+        "lat": 11.09596,
+        "lon": 11.33261,
+        "name": "Nafada"
+      },
+      {
+        "lat": 7.30082,
+        "lon": 18.2833,
+        "name": "Batangafo"
+      },
+      {
+        "lat": 2.73877,
+        "lon": 23.78326,
+        "name": "Aketi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 650830.47,
+      "perimeter_km": 5477.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 4.96667,
+        "lon": 100.8,
+        "name": "Batu Kurau"
+      },
+      {
+        "lat": 14.61544,
+        "lon": 100.72731,
+        "name": "Ban Mo"
+      },
+      {
+        "lat": 1.39167,
+        "lon": 103.89444,
+        "name": "Sengkang New Town"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 184114.73,
+      "perimeter_km": 3109.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 28.3769,
+        "lon": 129.49379,
+        "name": "Amami"
+      },
+      {
+        "lat": 34.00139,
+        "lon": 131.18361,
+        "name": "Onoda"
+      },
+      {
+        "lat": 34.98333,
+        "lon": 133.46667,
+        "name": "Niimi"
+      },
+      {
+        "lat": 35.25048,
+        "lon": 136.91201,
+        "name": "Toyoyama"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 162938.27,
+      "perimeter_km": 2232.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 39.89061,
+        "lon": -84.19883,
+        "name": "Vandalia"
+      },
+      {
+        "lat": 42.48059,
+        "lon": -83.47549,
+        "name": "Novi"
+      },
+      {
+        "lat": 25.93315,
+        "lon": -80.16255,
+        "name": "North Miami Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 105377.67,
+      "perimeter_km": 3755.48,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 25.53347,
+        "lon": 89.86373,
+        "name": "Mank\u0101char"
+      },
+      {
+        "lat": 25.06889,
+        "lon": 91.40243,
+        "name": "Sun\u0101mganj"
+      },
+      {
+        "lat": 20.6606,
+        "lon": 96.63488,
+        "name": "Aungban"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 22796.33,
+      "perimeter_km": 1768.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 41.14676,
+        "lon": -73.49484,
+        "name": "New Canaan"
+      },
+      {
+        "lat": 40.91677,
+        "lon": -74.17181,
+        "name": "Paterson"
+      },
+      {
+        "lat": 42.1251,
+        "lon": -71.10227,
+        "name": "Stoughton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 670.66,
+      "perimeter_km": 577.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.95,
+        "lon": 131.9,
+        "name": "Saiki"
+      },
+      {
+        "lat": 35.79167,
+        "lon": 127.42528,
+        "name": "Jinan-gun"
+      },
+      {
+        "lat": 36.0,
+        "lon": 139.55722,
+        "name": "Okegawa"
+      },
+      {
+        "lat": 34.84833,
+        "lon": 135.61678,
+        "name": "Takatsuki"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 198840.5,
+      "perimeter_km": 2392.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 48.94407,
+        "lon": 9.11755,
+        "name": "Bietigheim-Bissingen"
+      },
+      {
+        "lat": 49.2855,
+        "lon": 6.88723,
+        "name": "P\u00fcttlingen"
+      },
+      {
+        "lat": 50.63333,
+        "lon": 7.1,
+        "name": "Wachtberg"
+      },
+      {
+        "lat": 54.55787,
+        "lon": 23.35004,
+        "name": "Marijampol\u0117"
+      },
+      {
+        "lat": 43.32472,
+        "lon": 21.90333,
+        "name": "Ni\u0161"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 765712.07,
+      "perimeter_km": 3912.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -13.01592,
+        "lon": 14.63502,
+        "name": "Ganda"
+      },
+      {
+        "lat": -12.43002,
+        "lon": 13.54677,
+        "name": "Catumbela"
+      },
+      {
+        "lat": 4.51667,
+        "lon": 12.03333,
+        "name": "Nkoteng"
+      },
+      {
+        "lat": -2.158,
+        "lon": 16.23249,
+        "name": "Bolobo"
+      },
+      {
+        "lat": -13.13667,
+        "lon": 28.41661,
+        "name": "Luanshya"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1366801.52,
+      "perimeter_km": 6208.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.1009,
+        "lon": 6.81411,
+        "name": "Elele"
+      },
+      {
+        "lat": 8.43497,
+        "lon": 12.05107,
+        "name": "Ganye"
+      },
+      {
+        "lat": 8.939,
+        "lon": 4.78227,
+        "name": "Bode Saadu"
+      },
+      {
+        "lat": 10.26858,
+        "lon": 13.26701,
+        "name": "Mubi"
+      },
+      {
+        "lat": 12.99809,
+        "lon": 15.73195,
+        "name": "Massakory"
+      },
+      {
+        "lat": 9.59525,
+        "lon": 28.43493,
+        "name": "Abyei"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1199212.38,
+      "perimeter_km": 6705.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 35.72,
+        "lon": -0.545,
+        "name": "Bir el Djir"
+      },
+      {
+        "lat": 36.80277,
+        "lon": 2.92185,
+        "name": "\u2019A\u00efn Benian"
+      },
+      {
+        "lat": 36.56667,
+        "lon": 4.96667,
+        "name": "Barbacha"
+      },
+      {
+        "lat": 36.18683,
+        "lon": 5.31347,
+        "name": "A\u00efn Arnat"
+      },
+      {
+        "lat": 35.61739,
+        "lon": 10.99466,
+        "name": "Bekalta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 48109.64,
+      "perimeter_km": 2127.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -23.46278,
+        "lon": -46.53333,
+        "name": "Guarulhos"
+      },
+      {
+        "lat": -0.77071,
+        "lon": -47.45176,
+        "name": "Maracan\u00e3"
+      },
+      {
+        "lat": -1.52823,
+        "lon": -45.07862,
+        "name": "Apicum-A\u00e7u"
+      },
+      {
+        "lat": -6.23122,
+        "lon": -42.68691,
+        "name": "Regenera\u00e7\u00e3o"
+      },
+      {
+        "lat": -2.92028,
+        "lon": -39.915,
+        "name": "Itarema"
+      },
+      {
+        "lat": -9.39028,
+        "lon": -36.76,
+        "name": "Estrela de Alagoas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1571133.98,
+      "perimeter_km": 6545.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 41.61166,
+        "lon": -93.88523,
+        "name": "Waukee"
+      },
+      {
+        "lat": 42.24113,
+        "lon": -88.3162,
+        "name": "Crystal Lake"
+      },
+      {
+        "lat": 43.65965,
+        "lon": -79.37902,
+        "name": "Church-Yonge Corridor"
+      },
+      {
+        "lat": 45.50884,
+        "lon": -73.58781,
+        "name": "Montr\u00e9al"
+      },
+      {
+        "lat": 39.03983,
+        "lon": -77.05526,
+        "name": "Wheaton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 695579.04,
+      "perimeter_km": 3938.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -26.53333,
+        "lon": 29.98333,
+        "name": "Ermelo"
+      },
+      {
+        "lat": -26.55,
+        "lon": 29.16667,
+        "name": "Secunda"
+      },
+      {
+        "lat": -25.77507,
+        "lon": 29.46482,
+        "name": "Middelburg"
+      },
+      {
+        "lat": -18.98604,
+        "lon": 32.73553,
+        "name": "Machipanda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 37450.81,
+      "perimeter_km": 1884.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 36.18482,
+        "lon": -5.49213,
+        "name": "Los Barrios"
+      },
+      {
+        "lat": 53.09787,
+        "lon": -2.44161,
+        "name": "Crewe"
+      },
+      {
+        "lat": 52.00167,
+        "lon": 4.16528,
+        "name": "'s-Gravenzande"
+      },
+      {
+        "lat": 48.7695,
+        "lon": 2.4793,
+        "name": "Bonneuil-sur-Marne"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 492373.89,
+      "perimeter_km": 4279.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 31.32712,
+        "lon": -89.29034,
+        "name": "Hattiesburg"
+      },
+      {
+        "lat": 30.64852,
+        "lon": -91.1565,
+        "name": "Zachary"
+      },
+      {
+        "lat": 40.28422,
+        "lon": -84.1555,
+        "name": "Sidney"
+      },
+      {
+        "lat": 41.47394,
+        "lon": -81.53707,
+        "name": "Shaker Heights"
+      },
+      {
+        "lat": 40.78788,
+        "lon": -74.01431,
+        "name": "West New York"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 515977.69,
+      "perimeter_km": 4053.95,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -3.20333,
+        "lon": -52.20639,
+        "name": "Altamira"
+      },
+      {
+        "lat": -0.75,
+        "lon": -48.02,
+        "name": "S\u00e3o Caetano de Odivelas"
+      },
+      {
+        "lat": -3.625,
+        "lon": -39.50833,
+        "name": "Uruburetama"
+      },
+      {
+        "lat": -7.41028,
+        "lon": -35.11278,
+        "name": "Itamb\u00e9"
+      },
+      {
+        "lat": -10.91111,
+        "lon": -37.07167,
+        "name": "Aracaju"
+      },
+      {
+        "lat": -10.7525,
+        "lon": -39.20917,
+        "name": "Quijingue"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 998702.5,
+      "perimeter_km": 4520.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -30.08389,
+        "lon": -51.61611,
+        "name": "Eldorado do Sul"
+      },
+      {
+        "lat": -23.13705,
+        "lon": -64.32426,
+        "name": "San Ram\u00f3n de la Nueva Or\u00e1n"
+      },
+      {
+        "lat": -18.59222,
+        "lon": -48.705,
+        "name": "Tupaciguara"
+      },
+      {
+        "lat": -21.97722,
+        "lon": -44.9325,
+        "name": "Caxambu"
+      },
+      {
+        "lat": -23.54667,
+        "lon": -47.43778,
+        "name": "Votorantim"
+      },
+      {
+        "lat": -26.23,
+        "lon": -51.08639,
+        "name": "Uni\u00e3o da Vit\u00f3ria"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1378083.41,
+      "perimeter_km": 4938.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.57721,
+        "lon": -93.71133,
+        "name": "West Des Moines"
+      },
+      {
+        "lat": 40.42118,
+        "lon": -79.7881,
+        "name": "Monroeville"
+      },
+      {
+        "lat": 40.93064,
+        "lon": -73.10179,
+        "name": "Setauket-East Setauket"
+      },
+      {
+        "lat": 25.6105,
+        "lon": -80.42971,
+        "name": "Richmond West"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1644649.98,
+      "perimeter_km": 5727.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 18.9235,
+        "lon": 102.44784,
+        "name": "Vang Vieng"
+      },
+      {
+        "lat": 31.22222,
+        "lon": 121.45806,
+        "name": "Shanghai"
+      },
+      {
+        "lat": 22.32979,
+        "lon": 114.18889,
+        "name": "Kowloon City Centre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 513657.76,
+      "perimeter_km": 4848.63,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.11531,
+        "lon": 145.29814,
+        "name": "Cranbourne East"
+      },
+      {
+        "lat": -37.73333,
+        "lon": 144.8,
+        "name": "Saint Albans"
+      },
+      {
+        "lat": -19.30323,
+        "lon": 146.72531,
+        "name": "Kirwan"
+      },
+      {
+        "lat": -33.8406,
+        "lon": 151.00748,
+        "name": "Granville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 567708.72,
+      "perimeter_km": 4489.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 4.45437,
+        "lon": 18.53475,
+        "name": "B\u00e9goua"
+      },
+      {
+        "lat": 1.9399,
+        "lon": 32.16605,
+        "name": "Kiryandongo Refugee Camp"
+      },
+      {
+        "lat": 8.11667,
+        "lon": 38.36667,
+        "name": "Butaj\u012bra"
+      },
+      {
+        "lat": -10.68333,
+        "lon": 39.83333,
+        "name": "Nanyamba"
+      },
+      {
+        "lat": -15.025,
+        "lon": 38.0425,
+        "name": "Iapala"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3744462.83,
+      "perimeter_km": 8178.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -41.05584,
+        "lon": 145.90375,
+        "name": "Burnie"
+      },
+      {
+        "lat": -37.83382,
+        "lon": 144.93834,
+        "name": "City of Port Phillip"
+      },
+      {
+        "lat": -25.54073,
+        "lon": 152.70493,
+        "name": "Maryborough"
+      },
+      {
+        "lat": -33.71816,
+        "lon": 151.11561,
+        "name": "Wahroonga"
+      },
+      {
+        "lat": -35.28346,
+        "lon": 149.12807,
+        "name": "Canberra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 366387.28,
+      "perimeter_km": 3793.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.15912,
+        "lon": 145.93118,
+        "name": "Warragul"
+      },
+      {
+        "lat": -37.8318,
+        "lon": 140.77919,
+        "name": "Mount Gambier"
+      },
+      {
+        "lat": -27.50578,
+        "lon": 153.10236,
+        "name": "Carindale"
+      },
+      {
+        "lat": -28.11694,
+        "lon": 153.46584,
+        "name": "Palm Beach"
+      },
+      {
+        "lat": -33.91667,
+        "lon": 151.03333,
+        "name": "Bankstown"
+      },
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 446059.18,
+      "perimeter_km": 3606.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 35.61662,
+        "lon": -5.27522,
+        "name": "Martil"
+      },
+      {
+        "lat": 36.58839,
+        "lon": 3.77445,
+        "name": "Tizi Gheniff"
+      },
+      {
+        "lat": 36.68482,
+        "lon": 7.75111,
+        "name": "Drean"
+      },
+      {
+        "lat": 35.70915,
+        "lon": 10.67397,
+        "name": "Ouardenine"
+      },
+      {
+        "lat": 32.92967,
+        "lon": 10.45177,
+        "name": "Tataouine"
+      },
+      {
+        "lat": 33.19195,
+        "lon": 6.08695,
+        "name": "Megarine"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 351986.85,
+      "perimeter_km": 3252.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 13.63126,
+        "lon": 74.6902,
+        "name": "Kundapura"
+      },
+      {
+        "lat": 20.85865,
+        "lon": 72.90648,
+        "name": "Abrama"
+      },
+      {
+        "lat": 30.29794,
+        "lon": 75.36936,
+        "name": "Tapa"
+      },
+      {
+        "lat": 13.11448,
+        "lon": 80.02713,
+        "name": "Tinnan\u016br"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 740312.42,
+      "perimeter_km": 4453.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -27.48306,
+        "lon": -50.12194,
+        "name": "Otac\u00edlio Costa"
+      },
+      {
+        "lat": -21.76417,
+        "lon": -43.35028,
+        "name": "Juiz de Fora"
+      },
+      {
+        "lat": -22.02861,
+        "lon": -42.36083,
+        "name": "Cordeiro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 43273.31,
+      "perimeter_km": 2030.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 27.92481,
+        "lon": -15.57329,
+        "name": "San Bartolom\u00e9 de Tirajana"
+      },
+      {
+        "lat": 42.14153,
+        "lon": -8.80656,
+        "name": "Nigr\u00e1n"
+      },
+      {
+        "lat": 39.59747,
+        "lon": -0.55468,
+        "name": "La Pobla de Vallbona"
+      },
+      {
+        "lat": 38.84078,
+        "lon": 0.10574,
+        "name": "Denia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 734823.5,
+      "perimeter_km": 4436.1,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 2.77391,
+        "lon": 27.61603,
+        "name": "Isiro"
+      },
+      {
+        "lat": 12.9061,
+        "lon": 31.2158,
+        "name": "Umm Ruwaba"
+      },
+      {
+        "lat": 13.49667,
+        "lon": 39.47528,
+        "name": "Mek'ele"
+      },
+      {
+        "lat": -3.21799,
+        "lon": 40.11692,
+        "name": "Malindi"
+      },
+      {
+        "lat": -3.28333,
+        "lon": 36.98333,
+        "name": "Kingori"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1884490.76,
+      "perimeter_km": 5538.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 23.7791,
+        "lon": 79.14321,
+        "name": "Garh\u0101kota"
+      },
+      {
+        "lat": 38.48889,
+        "lon": 77.20145,
+        "name": "Yishikuli"
+      },
+      {
+        "lat": 26.7639,
+        "lon": 84.74341,
+        "name": "Sagauli"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 486230.62,
+      "perimeter_km": 3780.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 43.18396,
+        "lon": 3.00141,
+        "name": "Narbonne"
+      },
+      {
+        "lat": 51.42524,
+        "lon": -0.16394,
+        "name": "Tooting"
+      },
+      {
+        "lat": 48.99739,
+        "lon": 2.37821,
+        "name": "Sarcelles"
+      },
+      {
+        "lat": 40.87822,
+        "lon": 14.14352,
+        "name": "Quarto"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 348928.28,
+      "perimeter_km": 3516.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 18.54326,
+        "lon": -92.6453,
+        "name": "Frontera"
+      },
+      {
+        "lat": 35.61452,
+        "lon": -88.81395,
+        "name": "Jackson"
+      },
+      {
+        "lat": 34.02316,
+        "lon": -84.36159,
+        "name": "Roswell"
+      },
+      {
+        "lat": 38.92567,
+        "lon": -77.02942,
+        "name": "Columbia Heights"
+      },
+      {
+        "lat": 40.8601,
+        "lon": -73.9093,
+        "name": "University Heights"
+      },
+      {
+        "lat": 28.54944,
+        "lon": -81.77285,
+        "name": "Clermont"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1272916.78,
+      "perimeter_km": 6685.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.7658,
+        "lon": 12.70188,
+        "name": "Rocca di Papa"
+      },
+      {
+        "lat": 45.58005,
+        "lon": 9.27246,
+        "name": "Monza"
+      },
+      {
+        "lat": 48.96691,
+        "lon": 2.36104,
+        "name": "Pierrefitte-sur-Seine"
+      },
+      {
+        "lat": 49.22645,
+        "lon": 17.67065,
+        "name": "Zl\u00edn"
+      },
+      {
+        "lat": 50.36912,
+        "lon": 33.997,
+        "name": "Hadyach"
+      },
+      {
+        "lat": 48.14126,
+        "lon": 23.03623,
+        "name": "Vynohradiv"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1064854.94,
+      "perimeter_km": 5347.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.42585,
+        "lon": -6.00137,
+        "name": "Oulmes"
+      },
+      {
+        "lat": 35.06937,
+        "lon": -1.13706,
+        "name": "Sidi Abdelli"
+      },
+      {
+        "lat": 36.33293,
+        "lon": 5.08843,
+        "name": "Bougaa"
+      },
+      {
+        "lat": 33.91968,
+        "lon": 8.13352,
+        "name": "Tozeur"
+      },
+      {
+        "lat": 32.81868,
+        "lon": 13.01727,
+        "name": "Janz\u016br"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 251377.38,
+      "perimeter_km": 3687.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -35.28346,
+        "lon": 149.12807,
+        "name": "Canberra"
+      },
+      {
+        "lat": -37.74124,
+        "lon": 144.73631,
+        "name": "Caroline Springs"
+      },
+      {
+        "lat": -27.61025,
+        "lon": 153.05388,
+        "name": "Sunnybank Hills"
+      },
+      {
+        "lat": -28.00274,
+        "lon": 153.42999,
+        "name": "Surfers Paradise"
+      },
+      {
+        "lat": -34.424,
+        "lon": 150.89345,
+        "name": "Wollongong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 177829.2,
+      "perimeter_km": 2844.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -7.1,
+        "lon": 31.23333,
+        "name": "Usevia"
+      },
+      {
+        "lat": 12.13333,
+        "lon": 38.05,
+        "name": "Ibnat"
+      },
+      {
+        "lat": 8.66667,
+        "lon": 38.21667,
+        "name": "Tulu Bolo"
+      },
+      {
+        "lat": -7.69916,
+        "lon": 36.95722,
+        "name": "Kidatu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 751697.0,
+      "perimeter_km": 5113.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -34.89791,
+        "lon": -54.95021,
+        "name": "Maldonado"
+      },
+      {
+        "lat": -23.49283,
+        "lon": -46.66916,
+        "name": "Lim\u00e3o"
+      },
+      {
+        "lat": -22.61222,
+        "lon": -46.0575,
+        "name": "Cambu\u00ed"
+      },
+      {
+        "lat": -24.09306,
+        "lon": -46.62083,
+        "name": "Mongagu\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 30975.32,
+      "perimeter_km": 3236.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.79798,
+        "lon": 144.94512,
+        "name": "North Melbourne"
+      },
+      {
+        "lat": -26.68443,
+        "lon": 153.05705,
+        "name": "Buderim"
+      },
+      {
+        "lat": -33.9209,
+        "lon": 151.12506,
+        "name": "Earlwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 175838.74,
+      "perimeter_km": 2980.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 5.00886,
+        "lon": -74.47226,
+        "name": "Villeta"
+      },
+      {
+        "lat": 10.60545,
+        "lon": -67.03238,
+        "name": "Catia La Mar"
+      },
+      {
+        "lat": 10.4639,
+        "lon": -64.17859,
+        "name": "Cuman\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 102129.0,
+      "perimeter_km": 2626.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 51.59067,
+        "lon": -0.02077,
+        "name": "Walthamstow"
+      },
+      {
+        "lat": 53.32498,
+        "lon": -3.83148,
+        "name": "Llandudno"
+      },
+      {
+        "lat": 51.40029,
+        "lon": 4.76034,
+        "name": "Hoogstraten"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 31783.31,
+      "perimeter_km": 1274.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 17.31439,
+        "lon": 95.96293,
+        "name": "Taikkyi"
+      },
+      {
+        "lat": 20.81717,
+        "lon": 105.33759,
+        "name": "H\u00f2a B\u00ecnh"
+      },
+      {
+        "lat": 4.1842,
+        "lon": 102.0468,
+        "name": "Kuala Lipis"
+      },
+      {
+        "lat": 3.21083,
+        "lon": 101.74825,
+        "name": "Taman Melawati"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 914632.56,
+      "perimeter_km": 4746.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 30.50463,
+        "lon": -90.46293,
+        "name": "Hammond"
+      },
+      {
+        "lat": 41.48199,
+        "lon": -81.79819,
+        "name": "Lakewood"
+      },
+      {
+        "lat": 35.29235,
+        "lon": -81.53565,
+        "name": "Shelby"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 301246.09,
+      "perimeter_km": 3123.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -42.87936,
+        "lon": 147.32941,
+        "name": "Hobart"
+      },
+      {
+        "lat": -37.69863,
+        "lon": 144.78631,
+        "name": "Taylors Lakes"
+      },
+      {
+        "lat": -27.22426,
+        "lon": 153.02075,
+        "name": "North Lakes"
+      },
+      {
+        "lat": -33.85,
+        "lon": 151.03333,
+        "name": "Auburn"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 368933.95,
+      "perimeter_km": 3826.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 57.15222,
+        "lon": 65.52722,
+        "name": "Tyumen"
+      },
+      {
+        "lat": 58.28731,
+        "lon": 59.74751,
+        "name": "Kushva"
+      },
+      {
+        "lat": 69.37861,
+        "lon": 87.74389,
+        "name": "Kayyerkan"
+      },
+      {
+        "lat": 54.11287,
+        "lon": 102.17773,
+        "name": "Sayansk"
+      },
+      {
+        "lat": 56.1218,
+        "lon": 93.33814,
+        "name": "Sosnovoborsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1936878.39,
+      "perimeter_km": 6326.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.88461,
+        "lon": 145.29539,
+        "name": "Ferntree Gully"
+      },
+      {
+        "lat": -37.83634,
+        "lon": 144.65952,
+        "name": "Tarneit"
+      },
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      },
+      {
+        "lat": -31.9652,
+        "lon": 141.4512,
+        "name": "Broken Hill"
+      },
+      {
+        "lat": -27.54333,
+        "lon": 153.20287,
+        "name": "Capalaba"
+      },
+      {
+        "lat": -34.06564,
+        "lon": 151.01266,
+        "name": "Engadine"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 743553.87,
+      "perimeter_km": 3767.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.0701,
+        "lon": -4.95473,
+        "name": "F\u00e8s al Bali"
+      },
+      {
+        "lat": 34.22149,
+        "lon": -5.70775,
+        "name": "Sidi Kacem"
+      },
+      {
+        "lat": 36.46695,
+        "lon": 2.68991,
+        "name": "Mouza\u00efa"
+      },
+      {
+        "lat": 35.86691,
+        "lon": 7.88673,
+        "name": "El Aouinet"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 91267.19,
+      "perimeter_km": 2529.87,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 10.11135,
+        "lon": -63.09985,
+        "name": "Caripito"
+      },
+      {
+        "lat": 5.86638,
+        "lon": -55.16682,
+        "name": "Paramaribo"
+      },
+      {
+        "lat": -10.22306,
+        "lon": -54.97972,
+        "name": "Peixoto de Azevedo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 783444.58,
+      "perimeter_km": 5214.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 30.26224,
+        "lon": -9.50377,
+        "name": "Ben Jerrar"
+      },
+      {
+        "lat": 36.60732,
+        "lon": 8.96981,
+        "name": "Bou Salem"
+      },
+      {
+        "lat": 36.46917,
+        "lon": 10.78222,
+        "name": "Beni Khiar"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 56697.68,
+      "perimeter_km": 4013.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 44.02163,
+        "lon": -92.4699,
+        "name": "Rochester"
+      },
+      {
+        "lat": 37.41375,
+        "lon": -79.14225,
+        "name": "Lynchburg"
+      },
+      {
+        "lat": 28.07807,
+        "lon": -82.76371,
+        "name": "Palm Harbor"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 700305.53,
+      "perimeter_km": 4403.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 45.81313,
+        "lon": 15.97753,
+        "name": "Centar"
+      },
+      {
+        "lat": 49.41441,
+        "lon": 14.6578,
+        "name": "T\u00e1bor"
+      },
+      {
+        "lat": 48.43779,
+        "lon": 38.84384,
+        "name": "Perevalsk"
+      },
+      {
+        "lat": 37.98938,
+        "lon": 23.66011,
+        "name": "Ag\u00eda Varv\u00e1ra"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1244149.95,
+      "perimeter_km": 4938.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.82289,
+        "lon": 147.61041,
+        "name": "Bairnsdale"
+      },
+      {
+        "lat": -37.96667,
+        "lon": 145.16667,
+        "name": "Noble Park"
+      },
+      {
+        "lat": -32.24295,
+        "lon": 148.60484,
+        "name": "Dubbo"
+      },
+      {
+        "lat": -27.61025,
+        "lon": 153.05388,
+        "name": "Sunnybank Hills"
+      },
+      {
+        "lat": -28.00029,
+        "lon": 153.43088,
+        "name": "Gold Coast"
+      },
+      {
+        "lat": -34.424,
+        "lon": 150.89345,
+        "name": "Wollongong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 266889.77,
+      "perimeter_km": 2884.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -28.2925,
+        "lon": -53.50167,
+        "name": "Panambi"
+      },
+      {
+        "lat": -21.71417,
+        "lon": -52.42222,
+        "name": "Bataguassu"
+      },
+      {
+        "lat": -6.64472,
+        "lon": -51.995,
+        "name": "S\u00e3o F\u00e9lix do Xingu"
+      },
+      {
+        "lat": -16.3575,
+        "lon": -46.90611,
+        "name": "Una\u00ed"
+      },
+      {
+        "lat": -14.79909,
+        "lon": -39.03228,
+        "name": "Ilh\u00e9us"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1332066.36,
+      "perimeter_km": 6605.53,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 22.2475,
+        "lon": -97.83665,
+        "name": "Ciudad Madero"
+      },
+      {
+        "lat": 34.81509,
+        "lon": -92.22432,
+        "name": "Sherwood"
+      },
+      {
+        "lat": 39.36006,
+        "lon": -84.30994,
+        "name": "Mason"
+      },
+      {
+        "lat": 41.29009,
+        "lon": -73.92042,
+        "name": "Peekskill"
+      },
+      {
+        "lat": 40.7876,
+        "lon": -73.84597,
+        "name": "College Point"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1006931.96,
+      "perimeter_km": 6377.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.43628,
+        "lon": 2.15725,
+        "name": "Horta"
+      },
+      {
+        "lat": 40.49292,
+        "lon": -3.87371,
+        "name": "Las Rozas de Madrid"
+      },
+      {
+        "lat": 52.52323,
+        "lon": -1.46523,
+        "name": "Nuneaton"
+      },
+      {
+        "lat": 51.46246,
+        "lon": 0.10759,
+        "name": "Welling"
+      },
+      {
+        "lat": 48.58392,
+        "lon": 7.74553,
+        "name": "Strasbourg"
+      },
+      {
+        "lat": 49.24762,
+        "lon": 11.09111,
+        "name": "Roth"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 740245.7,
+      "perimeter_km": 4027.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.81809,
+        "lon": -6.91658,
+        "name": "Tamesna"
+      },
+      {
+        "lat": 35.45139,
+        "lon": 2.90583,
+        "name": "A\u00efn Oussera"
+      },
+      {
+        "lat": 35.37675,
+        "lon": 5.90001,
+        "name": "A\u00efn Touta"
+      },
+      {
+        "lat": 34.80194,
+        "lon": 10.76361,
+        "name": "Sakiet ez Zit"
+      },
+      {
+        "lat": 34.72224,
+        "lon": 5.37845,
+        "name": "Tolga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 78645.36,
+      "perimeter_km": 3260.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 23.0881,
+        "lon": -82.3597,
+        "name": "Diez de Octubre"
+      },
+      {
+        "lat": 34.85262,
+        "lon": -82.39401,
+        "name": "Greenville"
+      },
+      {
+        "lat": 38.89428,
+        "lon": -77.4311,
+        "name": "Chantilly"
+      },
+      {
+        "lat": 39.33261,
+        "lon": -76.69275,
+        "name": "Gwynn Oak"
+      },
+      {
+        "lat": 36.83543,
+        "lon": -76.29827,
+        "name": "Portsmouth"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 440822.96,
+      "perimeter_km": 3933.28,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.01203,
+        "lon": -3.19024,
+        "name": "Bianouan"
+      },
+      {
+        "lat": 7.96111,
+        "lon": -6.67306,
+        "name": "S\u00e9gu\u00e9la"
+      },
+      {
+        "lat": 11.67478,
+        "lon": 10.19069,
+        "name": "Azare"
+      },
+      {
+        "lat": 6.51667,
+        "lon": 14.3,
+        "name": "Me\u00efganga"
+      },
+      {
+        "lat": 7.1127,
+        "lon": 5.1159,
+        "name": "Idanre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 935588.84,
+      "perimeter_km": 5005.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 46.86135,
+        "lon": 124.442,
+        "name": "Dorbod"
+      },
+      {
+        "lat": 35.98308,
+        "lon": 139.74966,
+        "name": "Kasukabe"
+      },
+      {
+        "lat": 34.81667,
+        "lon": 135.41667,
+        "name": "Kawanishi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 330994.33,
+      "perimeter_km": 3789.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -8.38549,
+        "lon": 15.30126,
+        "name": "Nzagi"
+      },
+      {
+        "lat": -5.5615,
+        "lon": 14.43159,
+        "name": "Kimpese"
+      },
+      {
+        "lat": 0.04008,
+        "lon": 29.7248,
+        "name": "Mpondwe"
+      },
+      {
+        "lat": -1.46771,
+        "lon": 34.52279,
+        "name": "Matongo"
+      },
+      {
+        "lat": -9.58333,
+        "lon": 33.85,
+        "name": "Kyela"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1622747.34,
+      "perimeter_km": 5642.83,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 48.78421,
+        "lon": 1.9552,
+        "name": "\u00c9lancourt"
+      },
+      {
+        "lat": 45.61632,
+        "lon": 20.03331,
+        "name": "Be\u010dej"
+      },
+      {
+        "lat": 40.01131,
+        "lon": 18.16237,
+        "name": "Casarano"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 450800.73,
+      "perimeter_km": 3658.23,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.83091,
+        "lon": -9.16845,
+        "name": "Loures"
+      },
+      {
+        "lat": 48.84656,
+        "lon": 2.37439,
+        "name": "Quinze-Vingts"
+      },
+      {
+        "lat": 56.45319,
+        "lon": 9.40201,
+        "name": "Viborg"
+      },
+      {
+        "lat": 43.88917,
+        "lon": 8.03933,
+        "name": "Imperia"
+      },
+      {
+        "lat": 40.34923,
+        "lon": 14.99067,
+        "name": "Agropoli"
+      },
+      {
+        "lat": 39.25779,
+        "lon": 9.16323,
+        "name": "Selargius"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1781098.49,
+      "perimeter_km": 6602.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -9.78333,
+        "lon": 16.43333,
+        "name": "Cangandala"
+      },
+      {
+        "lat": -8.57848,
+        "lon": 13.66425,
+        "name": "Caxito"
+      },
+      {
+        "lat": -5.83861,
+        "lon": 13.46306,
+        "name": "Matadi"
+      },
+      {
+        "lat": 6.32229,
+        "lon": 19.07922,
+        "name": "Dekoa"
+      },
+      {
+        "lat": -6.22149,
+        "lon": 23.39254,
+        "name": "Miabi"
+      },
+      {
+        "lat": -8.23619,
+        "lon": 19.52566,
+        "name": "Cuilo"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1038628.62,
+      "perimeter_km": 4463.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -26.10639,
+        "lon": -50.32222,
+        "name": "Tr\u00eas Barras"
+      },
+      {
+        "lat": -25.43998,
+        "lon": -54.40161,
+        "name": "Santa Terezinha de Itaipu"
+      },
+      {
+        "lat": -12.08861,
+        "lon": -41.63778,
+        "name": "Souto Soares"
+      },
+      {
+        "lat": -18.59333,
+        "lon": -39.73222,
+        "name": "Concei\u00e7\u00e3o da Barra"
+      },
+      {
+        "lat": -23.10083,
+        "lon": -45.70694,
+        "name": "Ca\u00e7apava"
+      },
+      {
+        "lat": -23.85444,
+        "lon": -46.13861,
+        "name": "Bertioga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 842679.09,
+      "perimeter_km": 4548.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -34.08401,
+        "lon": 18.82113,
+        "name": "Somerset West"
+      },
+      {
+        "lat": -10.19156,
+        "lon": 15.43408,
+        "name": "Santa Clara"
+      },
+      {
+        "lat": -7.48367,
+        "lon": 21.30339,
+        "name": "Cassanguidi"
+      },
+      {
+        "lat": -24.67014,
+        "lon": 25.53975,
+        "name": "Thamaga"
+      },
+      {
+        "lat": -28.52423,
+        "lon": 28.81582,
+        "name": "Phuthaditjhaba"
+      },
+      {
+        "lat": -31.70312,
+        "lon": 27.2329,
+        "name": "Lady Frere"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2208065.28,
+      "perimeter_km": 7105.69,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 38.75328,
+        "lon": -9.14397,
+        "name": "Alvalade"
+      },
+      {
+        "lat": 50.96626,
+        "lon": 3.98594,
+        "name": "Lede"
+      },
+      {
+        "lat": 47.84085,
+        "lon": 12.98114,
+        "name": "Freilassing"
+      },
+      {
+        "lat": 40.804,
+        "lon": 14.49309,
+        "name": "Terzigno"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1401409.35,
+      "perimeter_km": 5257.27,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.56754,
+        "lon": -89.64066,
+        "name": "Pekin"
+      },
+      {
+        "lat": 44.8408,
+        "lon": -93.29828,
+        "name": "Bloomington"
+      },
+      {
+        "lat": 40.86928,
+        "lon": -73.83645,
+        "name": "Baychester"
+      },
+      {
+        "lat": 30.29469,
+        "lon": -81.39314,
+        "name": "Jacksonville Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1136714.48,
+      "perimeter_km": 4925.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 8.18122,
+        "lon": 9.74431,
+        "name": "Ibi"
+      },
+      {
+        "lat": 12.15,
+        "lon": 27.35,
+        "name": "Ghubaysh"
+      },
+      {
+        "lat": -2.55,
+        "lon": 33.03333,
+        "name": "Kisesa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1734146.39,
+      "perimeter_km": 6572.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -21.175,
+        "lon": -43.01778,
+        "name": "Tocantins"
+      },
+      {
+        "lat": -15.31361,
+        "lon": -42.01444,
+        "name": "S\u00e3o Jo\u00e3o do Para\u00edso"
+      },
+      {
+        "lat": -4.13,
+        "lon": -44.12417,
+        "name": "Coroat\u00e1"
+      },
+      {
+        "lat": -7.85583,
+        "lon": -35.58833,
+        "name": "Jo\u00e3o Alfredo"
+      },
+      {
+        "lat": -8.66361,
+        "lon": -36.00583,
+        "name": "Panelas"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1014137.44,
+      "perimeter_km": 4637.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 45.51984,
+        "lon": -123.11066,
+        "name": "Forest Grove"
+      },
+      {
+        "lat": 49.02049,
+        "lon": -122.79507,
+        "name": "White Rock"
+      },
+      {
+        "lat": 47.85538,
+        "lon": -121.97096,
+        "name": "Monroe"
+      },
+      {
+        "lat": 40.16523,
+        "lon": -111.61075,
+        "name": "Springville"
+      },
+      {
+        "lat": 33.74557,
+        "lon": -117.86783,
+        "name": "Santa Ana"
+      },
+      {
+        "lat": 39.60797,
+        "lon": -119.25183,
+        "name": "Fernley"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 721456.94,
+      "perimeter_km": 4018.57,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 14.35005,
+        "lon": -3.61038,
+        "name": "Bandiagara"
+      },
+      {
+        "lat": 15.4509,
+        "lon": 6.2793,
+        "name": "Abalak"
+      },
+      {
+        "lat": 13.42309,
+        "lon": 8.47485,
+        "name": "Matamey"
+      },
+      {
+        "lat": 9.45149,
+        "lon": 18.94493,
+        "name": "Kyab\u00e9"
+      },
+      {
+        "lat": 7.26667,
+        "lon": 9.98333,
+        "name": "Takum"
+      },
+      {
+        "lat": 4.58056,
+        "lon": 9.66472,
+        "name": "Njomb\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1162105.78,
+      "perimeter_km": 5750.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -10.68333,
+        "lon": 35.65,
+        "name": "Songea"
+      },
+      {
+        "lat": -4.9,
+        "lon": 35.78333,
+        "name": "Kondoa"
+      },
+      {
+        "lat": 0.5196,
+        "lon": 33.34687,
+        "name": "Magamaga"
+      },
+      {
+        "lat": 2.34464,
+        "lon": 42.27644,
+        "name": "Baardheere"
+      },
+      {
+        "lat": -11.31667,
+        "lon": 40.35,
+        "name": "Moc\u00edmboa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1138875.8,
+      "perimeter_km": 4368.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.11342,
+        "lon": 145.28326,
+        "name": "Cranbourne"
+      },
+      {
+        "lat": -34.92866,
+        "lon": 138.59863,
+        "name": "Adelaide"
+      },
+      {
+        "lat": -27.96724,
+        "lon": 153.39796,
+        "name": "Southport"
+      },
+      {
+        "lat": -41.05584,
+        "lon": 145.90375,
+        "name": "Burnie"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 629984.49,
+      "perimeter_km": 4233.86,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 41.35967,
+        "lon": 2.10028,
+        "name": "L'Hospitalet de Llobregat"
+      },
+      {
+        "lat": 51.55,
+        "lon": -0.1,
+        "name": "Highbury"
+      },
+      {
+        "lat": 51.95917,
+        "lon": 5.56806,
+        "name": "Rhenen"
+      },
+      {
+        "lat": 53.14636,
+        "lon": 29.20552,
+        "name": "Bobruysk"
+      },
+      {
+        "lat": 49.96911,
+        "lon": 20.60606,
+        "name": "Brzesko"
+      },
+      {
+        "lat": 47.85775,
+        "lon": 11.48054,
+        "name": "Geretsried"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1278918.34,
+      "perimeter_km": 5566.36,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.25765,
+        "lon": 134.71535,
+        "name": "Fukura"
+      },
+      {
+        "lat": 34.05,
+        "lon": 131.81667,
+        "name": "Tokuyama"
+      },
+      {
+        "lat": 46.57472,
+        "lon": 131.39318,
+        "name": "Baoshan"
+      },
+      {
+        "lat": 43.65899,
+        "lon": 145.13197,
+        "name": "Shibetsu"
+      },
+      {
+        "lat": 34.82022,
+        "lon": 138.12775,
+        "name": "Kanaya"
+      },
+      {
+        "lat": 35.48333,
+        "lon": 136.91667,
+        "name": "Sekimachi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1060071.82,
+      "perimeter_km": 4312.26,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -10.81778,
+        "lon": -55.45083,
+        "name": "Col\u00edder"
+      },
+      {
+        "lat": -5.52639,
+        "lon": -47.49167,
+        "name": "Imperatriz"
+      },
+      {
+        "lat": -3.74611,
+        "lon": -39.78333,
+        "name": "Irau\u00e7uba"
+      },
+      {
+        "lat": -7.64265,
+        "lon": -47.21738,
+        "name": "Santa Luzia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 215379.38,
+      "perimeter_km": 3831.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 48.8846,
+        "lon": 2.26965,
+        "name": "Neuilly-sur-Seine"
+      },
+      {
+        "lat": 50.8538,
+        "lon": 4.37282,
+        "name": "Saint-Josse-ten-Noode"
+      },
+      {
+        "lat": 53.59368,
+        "lon": 10.01123,
+        "name": "Winterhude"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 15799.2,
+      "perimeter_km": 1506.42,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 46.18096,
+        "lon": 6.13921,
+        "name": "Carouge"
+      },
+      {
+        "lat": 53.07738,
+        "lon": 7.40444,
+        "name": "Papenburg"
+      },
+      {
+        "lat": 52.30141,
+        "lon": 13.633,
+        "name": "K\u00f6nigs Wusterhausen"
+      },
+      {
+        "lat": 52.0814,
+        "lon": 21.02397,
+        "name": "Piaseczno"
+      },
+      {
+        "lat": 41.68573,
+        "lon": 12.77753,
+        "name": "Velletri"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 781120.12,
+      "perimeter_km": 3746.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.59651,
+        "lon": 3.34205,
+        "name": "Ikeja"
+      },
+      {
+        "lat": 5.76443,
+        "lon": -6.40785,
+        "name": "Okrouyo"
+      },
+      {
+        "lat": 9.21866,
+        "lon": 3.20117,
+        "name": "Okuta"
+      },
+      {
+        "lat": 11.80617,
+        "lon": 15.8669,
+        "name": "Dourbali"
+      },
+      {
+        "lat": 9.3202,
+        "lon": 16.1552,
+        "name": "B\u00e9r\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 563689.58,
+      "perimeter_km": 5343.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 40.36863,
+        "lon": -3.71242,
+        "name": "Orcasitas"
+      },
+      {
+        "lat": 49.67569,
+        "lon": 9.00373,
+        "name": "Michelstadt"
+      },
+      {
+        "lat": 52.88141,
+        "lon": 20.61996,
+        "name": "Ciechan\u00f3w"
+      },
+      {
+        "lat": 44.103,
+        "lon": 9.82375,
+        "name": "La Spezia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 620527.26,
+      "perimeter_km": 4760.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.81819,
+        "lon": 145.00176,
+        "name": "Richmond"
+      },
+      {
+        "lat": -27.08465,
+        "lon": 152.9511,
+        "name": "Caboolture"
+      },
+      {
+        "lat": -27.54333,
+        "lon": 153.20287,
+        "name": "Capalaba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 33151.62,
+      "perimeter_km": 2837.8,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -29.64833,
+        "lon": -51.17389,
+        "name": "Est\u00e2ncia Velha"
+      },
+      {
+        "lat": -16.2525,
+        "lon": -47.95028,
+        "name": "Luzi\u00e2nia"
+      },
+      {
+        "lat": -3.54306,
+        "lon": -43.91583,
+        "name": "Vargem Grande"
+      },
+      {
+        "lat": -7.65694,
+        "lon": -35.32667,
+        "name": "Vic\u00eancia"
+      },
+      {
+        "lat": -22.505,
+        "lon": -43.17861,
+        "name": "Petr\u00f3polis"
+      },
+      {
+        "lat": -21.18694,
+        "lon": -43.97583,
+        "name": "Barroso"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2063624.14,
+      "perimeter_km": 7266.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 54.5735,
+        "lon": -5.88472,
+        "name": "Castlereagh"
+      },
+      {
+        "lat": 53.33333,
+        "lon": -2.9,
+        "name": "Garston"
+      },
+      {
+        "lat": 51.87819,
+        "lon": 0.55292,
+        "name": "Braintree"
+      },
+      {
+        "lat": 48.79993,
+        "lon": 2.33256,
+        "name": "Arcueil"
+      },
+      {
+        "lat": 43.21649,
+        "lon": 2.34863,
+        "name": "Carcassonne"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 216472.88,
+      "perimeter_km": 2905.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -26.63222,
+        "lon": -48.68472,
+        "name": "Barra Velha"
+      },
+      {
+        "lat": -12.54528,
+        "lon": -55.71139,
+        "name": "Sorriso"
+      },
+      {
+        "lat": -19.51889,
+        "lon": -41.01583,
+        "name": "Baixo Guandu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 924464.94,
+      "perimeter_km": 4593.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 44.91608,
+        "lon": -93.10161,
+        "name": "West Saint Paul"
+      },
+      {
+        "lat": 40.70788,
+        "lon": -73.7868,
+        "name": "Hillside"
+      },
+      {
+        "lat": 39.46976,
+        "lon": -76.8319,
+        "name": "Reisterstown"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 184828.39,
+      "perimeter_km": 3399.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -9.43215,
+        "lon": 160.00607,
+        "name": "Panatina"
+      },
+      {
+        "lat": -0.55085,
+        "lon": 166.9252,
+        "name": "Yaren"
+      },
+      {
+        "lat": 6.92477,
+        "lon": 158.16109,
+        "name": "Palikir"
+      },
+      {
+        "lat": 7.08971,
+        "lon": 171.38027,
+        "name": "Majuro"
+      },
+      {
+        "lat": 1.3278,
+        "lon": 172.97696,
+        "name": "Tarawa"
+      },
+      {
+        "lat": -8.52425,
+        "lon": 179.19417,
+        "name": "Funafuti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3926503.44,
+      "perimeter_km": 8056.33,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -12.1688,
+        "lon": 26.38938,
+        "name": "Solwezi"
+      },
+      {
+        "lat": -2.49682,
+        "lon": 28.79081,
+        "name": "Kabare"
+      },
+      {
+        "lat": 3.02013,
+        "lon": 30.91105,
+        "name": "Arua"
+      },
+      {
+        "lat": 0.52036,
+        "lon": 35.26993,
+        "name": "Eldoret"
+      },
+      {
+        "lat": -3.45,
+        "lon": 33.95,
+        "name": "Lalago"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 639239.49,
+      "perimeter_km": 4065.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -9.44203,
+        "lon": 159.98877,
+        "name": "Vura"
+      },
+      {
+        "lat": 6.92477,
+        "lon": 158.16109,
+        "name": "Palikir"
+      },
+      {
+        "lat": 7.08971,
+        "lon": 171.38027,
+        "name": "Majuro"
+      },
+      {
+        "lat": 1.3278,
+        "lon": 172.97696,
+        "name": "Tarawa"
+      },
+      {
+        "lat": -8.52425,
+        "lon": 179.19417,
+        "name": "Funafuti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 3125726.16,
+      "perimeter_km": 7360.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.58894,
+        "lon": -89.99038,
+        "name": "Fairview Heights"
+      },
+      {
+        "lat": 42.00833,
+        "lon": -91.64407,
+        "name": "Cedar Rapids"
+      },
+      {
+        "lat": 40.82732,
+        "lon": -73.85013,
+        "name": "Unionport"
+      },
+      {
+        "lat": 36.07264,
+        "lon": -79.79198,
+        "name": "Greensboro"
+      },
+      {
+        "lat": 25.93315,
+        "lon": -80.16255,
+        "name": "North Miami Beach"
+      },
+      {
+        "lat": 26.52036,
+        "lon": -81.96398,
+        "name": "Iona"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1218109.98,
+      "perimeter_km": 5487.52,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -43.30437,
+        "lon": 172.58356,
+        "name": "Rangiora"
+      },
+      {
+        "lat": -22.15757,
+        "lon": 166.4572,
+        "name": "Dumb\u00e9a"
+      },
+      {
+        "lat": -37.95855,
+        "lon": 176.98545,
+        "name": "Whakatane"
+      },
+      {
+        "lat": -36.9382,
+        "lon": 174.84019,
+        "name": "Otahuhu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 720168.34,
+      "perimeter_km": 5397.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -34.37589,
+        "lon": -55.23771,
+        "name": "Minas"
+      },
+      {
+        "lat": -31.89706,
+        "lon": -61.85993,
+        "name": "San Jorge"
+      },
+      {
+        "lat": -22.25278,
+        "lon": -47.82278,
+        "name": "Itirapina"
+      },
+      {
+        "lat": -23.52917,
+        "lon": -47.13528,
+        "name": "S\u00e3o Roque"
+      },
+      {
+        "lat": -22.57316,
+        "lon": -44.97108,
+        "name": "Cruzeiro"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 710150.28,
+      "perimeter_km": 4481.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 31.23357,
+        "lon": 117.28057,
+        "name": "Lucheng"
+      },
+      {
+        "lat": 44.27295,
+        "lon": 123.97559,
+        "name": "Changling"
+      },
+      {
+        "lat": 37.30791,
+        "lon": 137.15219,
+        "name": "Ushitsu"
+      },
+      {
+        "lat": 35.85,
+        "lon": 140.61667,
+        "name": "Omigawa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1282302.05,
+      "perimeter_km": 5479.93,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -19.69194,
+        "lon": -43.92333,
+        "name": "Vespasiano"
+      },
+      {
+        "lat": -12.76722,
+        "lon": -40.21167,
+        "name": "Ia\u00e7u"
+      },
+      {
+        "lat": -6.72917,
+        "lon": -38.44889,
+        "name": "S\u00e3o Jo\u00e3o do Rio do Peixe"
+      },
+      {
+        "lat": -8.7075,
+        "lon": -35.53056,
+        "name": "\u00c1gua Preta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 352866.19,
+      "perimeter_km": 3473.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -33.83136,
+        "lon": 20.05595,
+        "name": "Ashton"
+      },
+      {
+        "lat": -11.66089,
+        "lon": 27.47938,
+        "name": "Lubumbashi"
+      },
+      {
+        "lat": -26.06566,
+        "lon": 27.64765,
+        "name": "Bagale"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 580696.8,
+      "perimeter_km": 5310.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.03922,
+        "lon": -4.05077,
+        "name": "And\u00fajar"
+      },
+      {
+        "lat": 53.14417,
+        "lon": 7.03472,
+        "name": "Winschoten"
+      },
+      {
+        "lat": 51.20896,
+        "lon": 10.45275,
+        "name": "M\u00fchlhausen"
+      },
+      {
+        "lat": 52.55035,
+        "lon": 13.39139,
+        "name": "Gesundbrunnen"
+      },
+      {
+        "lat": 50.18709,
+        "lon": 14.66326,
+        "name": "Brand\u00fds nad Labem-Star\u00e1 Boleslav"
+      },
+      {
+        "lat": 48.023,
+        "lon": 37.80224,
+        "name": "Donetsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1591874.14,
+      "perimeter_km": 7951.98,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.76667,
+        "lon": 144.91667,
+        "name": "Moonee Ponds"
+      },
+      {
+        "lat": -27.61025,
+        "lon": 153.05388,
+        "name": "Sunnybank Hills"
+      },
+      {
+        "lat": -33.89743,
+        "lon": 150.93446,
+        "name": "Cabramatta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 138343.13,
+      "perimeter_km": 2780.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.93333,
+        "lon": 145.23333,
+        "name": "Rowville"
+      },
+      {
+        "lat": -36.12179,
+        "lon": 146.88809,
+        "name": "Wodonga"
+      },
+      {
+        "lat": -33.79176,
+        "lon": 151.08057,
+        "name": "Eastwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 21081.5,
+      "perimeter_km": 1410.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.34852,
+        "lon": -3.61621,
+        "name": "Casco Hist\u00f3rico de Vallecas"
+      },
+      {
+        "lat": 44.92539,
+        "lon": 2.43983,
+        "name": "Aurillac"
+      },
+      {
+        "lat": 48.76496,
+        "lon": 2.3961,
+        "name": "Thiais"
+      },
+      {
+        "lat": 52.53048,
+        "lon": 13.29371,
+        "name": "Charlottenburg-Nord"
+      },
+      {
+        "lat": 52.08829,
+        "lon": 16.64866,
+        "name": "Ko\u015bcian"
+      },
+      {
+        "lat": 37.96667,
+        "lon": 23.65,
+        "name": "N\u00edkaia"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2167946.06,
+      "perimeter_km": 6262.21,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 34.11417,
+        "lon": -116.43224,
+        "name": "Yucca Valley"
+      },
+      {
+        "lat": 38.4088,
+        "lon": -121.37162,
+        "name": "Elk Grove"
+      },
+      {
+        "lat": 49.18542,
+        "lon": -122.84659,
+        "name": "Surrey City Centre"
+      },
+      {
+        "lat": 32.42067,
+        "lon": -104.22884,
+        "name": "Carlsbad"
+      },
+      {
+        "lat": 31.65456,
+        "lon": -106.30331,
+        "name": "Socorro"
+      },
+      {
+        "lat": 20.65267,
+        "lon": -103.70148,
+        "name": "Tala"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1802925.16,
+      "perimeter_km": 7691.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 21.09571,
+        "lon": -89.28332,
+        "name": "Motul"
+      },
+      {
+        "lat": 20.53315,
+        "lon": -97.45946,
+        "name": "Poza Rica de Hidalgo"
+      },
+      {
+        "lat": 35.86815,
+        "lon": -83.56184,
+        "name": "Sevierville"
+      },
+      {
+        "lat": 33.85455,
+        "lon": -84.21714,
+        "name": "Tucker"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 718694.32,
+      "perimeter_km": 4764.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 48.40821,
+        "lon": 33.70919,
+        "name": "Pyatykhatky"
+      },
+      {
+        "lat": 49.02894,
+        "lon": 33.43847,
+        "name": "Kriukiv"
+      },
+      {
+        "lat": 59.15838,
+        "lon": 57.5705,
+        "name": "Aleksandrovsk"
+      },
+      {
+        "lat": 56.44222,
+        "lon": 60.18778,
+        "name": "Polevskoy"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 395007.51,
+      "perimeter_km": 4317.38,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 36.67774,
+        "lon": -121.6555,
+        "name": "Salinas"
+      },
+      {
+        "lat": 49.16667,
+        "lon": -123.13333,
+        "name": "Brighouse-City Centre"
+      },
+      {
+        "lat": 49.88307,
+        "lon": -119.48568,
+        "name": "Kelowna"
+      },
+      {
+        "lat": 34.05168,
+        "lon": -117.9684,
+        "name": "West Puente Valley"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 461940.66,
+      "perimeter_km": 3877.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -26.22861,
+        "lon": -52.67056,
+        "name": "Pato Branco"
+      },
+      {
+        "lat": -15.8091,
+        "lon": -48.13096,
+        "name": "Ceil\u00e2ndia"
+      },
+      {
+        "lat": -21.77389,
+        "lon": -47.08639,
+        "name": "Casa Branca"
+      },
+      {
+        "lat": -21.59556,
+        "lon": -48.81278,
+        "name": "It\u00e1polis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 264341.89,
+      "perimeter_km": 2749.49,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 20.81692,
+        "lon": -102.76347,
+        "name": "Tepatitl\u00e1n de Morelos"
+      },
+      {
+        "lat": 21.01843,
+        "lon": -101.85515,
+        "name": "San Francisco del Rinc\u00f3n"
+      },
+      {
+        "lat": 21.25993,
+        "lon": -98.78935,
+        "name": "Tamazunchale"
+      },
+      {
+        "lat": 14.62222,
+        "lon": -90.84314,
+        "name": "San Andr\u00e9s Itzapa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 170225.09,
+      "perimeter_km": 2971.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 44.40854,
+        "lon": 0.70415,
+        "name": "Villeneuve-sur-Lot"
+      },
+      {
+        "lat": 48.70543,
+        "lon": 2.45039,
+        "name": "Montgeron"
+      },
+      {
+        "lat": 51.83933,
+        "lon": 6.24792,
+        "name": "Emmerich"
+      },
+      {
+        "lat": 50.96667,
+        "lon": 7.86667,
+        "name": "Wenden"
+      },
+      {
+        "lat": 47.66667,
+        "lon": 21.51667,
+        "name": "Hajd\u00fab\u00f6sz\u00f6rm\u00e9ny"
+      },
+      {
+        "lat": 38.06019,
+        "lon": 23.79264,
+        "name": "P\u00e9fki"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1436152.42,
+      "perimeter_km": 5269.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 48.46893,
+        "lon": 38.81669,
+        "name": "Alchevsk"
+      },
+      {
+        "lat": 48.94628,
+        "lon": 38.48624,
+        "name": "Sievierodonetsk"
+      },
+      {
+        "lat": 54.90395,
+        "lon": 52.31793,
+        "name": "Al\u2019met\u2019yevsk"
+      },
+      {
+        "lat": 51.20099,
+        "lon": 58.31318,
+        "name": "Novotroitsk"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 359292.37,
+      "perimeter_km": 3212.56,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 40.66772,
+        "lon": -111.93883,
+        "name": "Taylorsville"
+      },
+      {
+        "lat": 38.20007,
+        "lon": -85.82274,
+        "name": "Shively"
+      },
+      {
+        "lat": 33.16262,
+        "lon": -96.93751,
+        "name": "Little Elm"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 850009.27,
+      "perimeter_km": 4969.54,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -20.83778,
+        "lon": -40.72194,
+        "name": "Pi\u00fama"
+      },
+      {
+        "lat": -16.76769,
+        "lon": -47.6153,
+        "name": "Cristalina"
+      },
+      {
+        "lat": -12.05,
+        "lon": -38.76667,
+        "name": "Irar\u00e1"
+      },
+      {
+        "lat": -8.88222,
+        "lon": -36.19111,
+        "name": "Canhotinho"
+      },
+      {
+        "lat": -8.00222,
+        "lon": -35.01833,
+        "name": "S\u00e3o Louren\u00e7o da Mata"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 572305.34,
+      "perimeter_km": 4108.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 36.59575,
+        "lon": -4.63728,
+        "name": "Mijas"
+      },
+      {
+        "lat": 49.45937,
+        "lon": 8.40377,
+        "name": "Gartenstadt"
+      },
+      {
+        "lat": 47.74194,
+        "lon": 8.97098,
+        "name": "Radolfzell"
+      },
+      {
+        "lat": 45.39402,
+        "lon": 9.29109,
+        "name": "San Giuliano Milanese"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 314456.08,
+      "perimeter_km": 3753.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -21.06611,
+        "lon": -50.14722,
+        "name": "Buritama"
+      },
+      {
+        "lat": -23.59245,
+        "lon": -46.78561,
+        "name": "Raposo Tavares"
+      },
+      {
+        "lat": -23.99306,
+        "lon": -46.25639,
+        "name": "Guaruj\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 343.66,
+      "perimeter_km": 1030.67,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 51.2099,
+        "lon": 4.03651,
+        "name": "Stekene"
+      },
+      {
+        "lat": 51.91917,
+        "lon": 5.84167,
+        "name": "Elst"
+      },
+      {
+        "lat": 52.11457,
+        "lon": 8.67343,
+        "name": "Herford"
+      },
+      {
+        "lat": 46.88152,
+        "lon": 17.44117,
+        "name": "Tapolca"
+      },
+      {
+        "lat": 43.29789,
+        "lon": 13.45293,
+        "name": "Macerata"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 396884.32,
+      "perimeter_km": 2837.17,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 38.01328,
+        "lon": -3.3705,
+        "name": "\u00dabeda"
+      },
+      {
+        "lat": 38.65078,
+        "lon": -8.99038,
+        "name": "Moita"
+      },
+      {
+        "lat": 43.40094,
+        "lon": -3.82051,
+        "name": "El Astillero"
+      },
+      {
+        "lat": 52.6386,
+        "lon": -1.13169,
+        "name": "Leicester"
+      },
+      {
+        "lat": 51.36404,
+        "lon": -0.15368,
+        "name": "Wallington"
+      },
+      {
+        "lat": 43.38946,
+        "lon": 10.43615,
+        "name": "Rosignano Solvay-Castiglioncello"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1040941.59,
+      "perimeter_km": 4877.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 27.91989,
+        "lon": -110.89888,
+        "name": "Heroica Guaymas"
+      },
+      {
+        "lat": 34.95303,
+        "lon": -120.43572,
+        "name": "Santa Maria"
+      },
+      {
+        "lat": 19.14876,
+        "lon": -96.9676,
+        "name": "Huatusco"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 213571.58,
+      "perimeter_km": 5815.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 8.36361,
+        "lon": -72.4063,
+        "name": "Puerto Santander"
+      },
+      {
+        "lat": 8.62064,
+        "lon": -70.23105,
+        "name": "Barinas"
+      },
+      {
+        "lat": 8.10732,
+        "lon": -67.60738,
+        "name": "Camagu\u00e1n"
+      },
+      {
+        "lat": 11.00085,
+        "lon": -63.79298,
+        "name": "Pampatar"
+      },
+      {
+        "lat": -3.14306,
+        "lon": -58.44417,
+        "name": "Itacoatiara"
+      },
+      {
+        "lat": -3.57972,
+        "lon": -59.13056,
+        "name": "Autazes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1025360.06,
+      "perimeter_km": 4816.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -28.62145,
+        "lon": -49.02529,
+        "name": "Jaguaruna"
+      },
+      {
+        "lat": -26.90778,
+        "lon": -48.66194,
+        "name": "Itaja\u00ed"
+      },
+      {
+        "lat": -31.395,
+        "lon": -52.67556,
+        "name": "Cangu\u00e7u"
+      },
+      {
+        "lat": -15.45278,
+        "lon": -47.61417,
+        "name": "Planaltina"
+      },
+      {
+        "lat": -11.80694,
+        "lon": -39.38556,
+        "name": "Riach\u00e3o do Jacu\u00edpe"
+      },
+      {
+        "lat": -12.5125,
+        "lon": -38.49528,
+        "name": "S\u00e3o Sebasti\u00e3o do Pass\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1025084.68,
+      "perimeter_km": 5871.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.75405,
+        "lon": 145.14864,
+        "name": "Templestowe"
+      },
+      {
+        "lat": -38.38176,
+        "lon": 142.48799,
+        "name": "Warrnambool"
+      },
+      {
+        "lat": -30.29626,
+        "lon": 153.11351,
+        "name": "Coffs Harbour"
+      },
+      {
+        "lat": -33.9049,
+        "lon": 151.01996,
+        "name": "Yagoona"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 123507.42,
+      "perimeter_km": 2695.58,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -41.43876,
+        "lon": 147.13467,
+        "name": "Launceston"
+      },
+      {
+        "lat": -37.88413,
+        "lon": 144.78367,
+        "name": "Altona Meadows"
+      },
+      {
+        "lat": -28.00029,
+        "lon": 153.43088,
+        "name": "Gold Coast"
+      },
+      {
+        "lat": -32.83211,
+        "lon": 151.35623,
+        "name": "Cessnock"
+      },
+      {
+        "lat": -33.9677,
+        "lon": 151.10149,
+        "name": "Hurstville"
+      },
+      {
+        "lat": -34.424,
+        "lon": 150.89345,
+        "name": "Wollongong"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 290516.35,
+      "perimeter_km": 3407.62,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 9.67826,
+        "lon": 77.24951,
+        "name": "Gudalur"
+      },
+      {
+        "lat": 9.86667,
+        "lon": 76.5,
+        "name": "Piravam"
+      },
+      {
+        "lat": 13.34962,
+        "lon": 74.70394,
+        "name": "Malpe"
+      },
+      {
+        "lat": 25.12776,
+        "lon": 82.8821,
+        "name": "Chun\u0101r"
+      },
+      {
+        "lat": 20.12882,
+        "lon": 85.09626,
+        "name": "Nay\u0101garh"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 742156.13,
+      "perimeter_km": 4118.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -1.81619,
+        "lon": -80.23431,
+        "name": "Pedro Carbo"
+      },
+      {
+        "lat": 8.79577,
+        "lon": -75.69947,
+        "name": "San Carlos"
+      },
+      {
+        "lat": 9.24391,
+        "lon": -75.14675,
+        "name": "San Luis de Sinc\u00e9"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 23185.21,
+      "perimeter_km": 2713.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.42567,
+        "lon": -3.70707,
+        "name": "Universidad"
+      },
+      {
+        "lat": 43.36029,
+        "lon": -5.84476,
+        "name": "Oviedo"
+      },
+      {
+        "lat": 50.80995,
+        "lon": 5.60131,
+        "name": "Riemst"
+      },
+      {
+        "lat": 49.759,
+        "lon": 9.50852,
+        "name": "Wertheim"
+      },
+      {
+        "lat": 52.11879,
+        "lon": 20.67155,
+        "name": "Milan\u00f3wek"
+      },
+      {
+        "lat": 37.96491,
+        "lon": 23.66511,
+        "name": "Agios Ioannis Rentis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2341471.25,
+      "perimeter_km": 6648.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 33.24528,
+        "lon": 131.69165,
+        "name": "Tsurusaki"
+      },
+      {
+        "lat": 31.42813,
+        "lon": 119.48353,
+        "name": "Licheng"
+      },
+      {
+        "lat": 40.04068,
+        "lon": 124.33525,
+        "name": "Langtoucun"
+      },
+      {
+        "lat": 38.70882,
+        "lon": 141.15578,
+        "name": "Tome"
+      },
+      {
+        "lat": 35.67452,
+        "lon": 139.48216,
+        "name": "Fuch\u016b"
+      },
+      {
+        "lat": 34.86437,
+        "lon": 134.552,
+        "name": "Tatsunoch\u014d-tominaga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1149238.92,
+      "perimeter_km": 4811.82,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 47.48919,
+        "lon": 19.07012,
+        "name": "Budapest VIII. ker\u00fclet"
+      },
+      {
+        "lat": 60.70763,
+        "lon": 28.75283,
+        "name": "Vyborg"
+      },
+      {
+        "lat": 56.65497,
+        "lon": 43.47269,
+        "name": "Gorodets"
+      },
+      {
+        "lat": 42.97782,
+        "lon": 47.50027,
+        "name": "Makhachkala"
+      },
+      {
+        "lat": 45.95761,
+        "lon": 40.69811,
+        "name": "Novopokrovskaya"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2404627.67,
+      "perimeter_km": 6387.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -43.53333,
+        "lon": 172.63333,
+        "name": "Christchurch"
+      },
+      {
+        "lat": -36.84853,
+        "lon": 174.76349,
+        "name": "Auckland"
+      },
+      {
+        "lat": -40.95972,
+        "lon": 175.6575,
+        "name": "Masterton"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 67341.43,
+      "perimeter_km": 1607.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.62581,
+        "lon": 144.92555,
+        "name": "Roxburgh Park"
+      },
+      {
+        "lat": -27.22426,
+        "lon": 153.02075,
+        "name": "North Lakes"
+      },
+      {
+        "lat": -28.07071,
+        "lon": 153.39329,
+        "name": "Robina"
+      },
+      {
+        "lat": -33.73333,
+        "lon": 150.93284,
+        "name": "Glenwood"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 167629.23,
+      "perimeter_km": 2849.22,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 11.90876,
+        "lon": 79.49188,
+        "name": "S\u0101lamedu"
+      },
+      {
+        "lat": 13.70954,
+        "lon": 75.81382,
+        "name": "Tarikere"
+      },
+      {
+        "lat": 29.02841,
+        "lon": 79.05654,
+        "name": "Su\u0101r"
+      },
+      {
+        "lat": 24.51379,
+        "lon": 86.64576,
+        "name": "Jasidih"
+      },
+      {
+        "lat": 7.29754,
+        "lon": 81.68202,
+        "name": "Ampara"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1458901.86,
+      "perimeter_km": 5639.15,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -37.58333,
+        "lon": 145.03333,
+        "name": "Wollert"
+      },
+      {
+        "lat": -38.38176,
+        "lon": 142.48799,
+        "name": "Warrnambool"
+      },
+      {
+        "lat": -23.84852,
+        "lon": 151.25775,
+        "name": "Gladstone"
+      },
+      {
+        "lat": -28.00029,
+        "lon": 153.43088,
+        "name": "Gold Coast"
+      },
+      {
+        "lat": -33.91972,
+        "lon": 151.07592,
+        "name": "Lakemba"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 558607.15,
+      "perimeter_km": 3942.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.28415,
+        "lon": -72.71105,
+        "name": "Laja"
+      },
+      {
+        "lat": -36.72494,
+        "lon": -73.11684,
+        "name": "Talcahuano"
+      },
+      {
+        "lat": -34.65187,
+        "lon": -71.19724,
+        "name": "Nancagua"
+      },
+      {
+        "lat": -31.6501,
+        "lon": -63.91165,
+        "name": "R\u00edo Segundo"
+      },
+      {
+        "lat": -27.48315,
+        "lon": -55.82924,
+        "name": "Garup\u00e1"
+      },
+      {
+        "lat": -34.45333,
+        "lon": -56.39056,
+        "name": "Santa Luc\u00eda"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 734414.74,
+      "perimeter_km": 4302.97,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.96179,
+        "lon": -96.82917,
+        "name": "Addison"
+      },
+      {
+        "lat": 43.59781,
+        "lon": -84.76751,
+        "name": "Mount Pleasant"
+      },
+      {
+        "lat": 45.50884,
+        "lon": -73.58781,
+        "name": "Montr\u00e9al"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 331768.91,
+      "perimeter_km": 4915.64,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.43633,
+        "lon": -3.66658,
+        "name": "Guindalera"
+      },
+      {
+        "lat": 38.76994,
+        "lon": -9.10674,
+        "name": "Olivais"
+      },
+      {
+        "lat": 42.795,
+        "lon": -8.548,
+        "name": "Teo"
+      },
+      {
+        "lat": 46.99179,
+        "lon": 6.931,
+        "name": "Neuch\u00e2tel"
+      },
+      {
+        "lat": 48.30603,
+        "lon": 11.90686,
+        "name": "Erding"
+      },
+      {
+        "lat": 44.99151,
+        "lon": 9.01175,
+        "name": "Voghera"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 571942.28,
+      "perimeter_km": 4235.51,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 34.25223,
+        "lon": -118.28841,
+        "name": "Tujunga"
+      },
+      {
+        "lat": 34.86414,
+        "lon": -118.16341,
+        "name": "Rosamond"
+      },
+      {
+        "lat": 47.60444,
+        "lon": -122.03768,
+        "name": "City of Sammamish"
+      },
+      {
+        "lat": 41.13967,
+        "lon": -112.0505,
+        "name": "Clinton"
+      },
+      {
+        "lat": 29.56444,
+        "lon": -104.41639,
+        "name": "Manuel Ojinaga"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1159264.84,
+      "perimeter_km": 5458.89,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 42.43205,
+        "lon": 25.64262,
+        "name": "Stara Zagora"
+      },
+      {
+        "lat": 57.7584,
+        "lon": 16.63733,
+        "name": "V\u00e4stervik"
+      },
+      {
+        "lat": 55.5523,
+        "lon": 37.70885,
+        "name": "Vidnoye"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1069721.1,
+      "perimeter_km": 4821.5,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 6.96589,
+        "lon": -6.65652,
+        "name": "Boboniessoko"
+      },
+      {
+        "lat": 7.22474,
+        "lon": -7.93118,
+        "name": "Mahapleu"
+      },
+      {
+        "lat": 14.00776,
+        "lon": 0.75306,
+        "name": "T\u00e9ra"
+      },
+      {
+        "lat": 11.13417,
+        "lon": 2.93861,
+        "name": "Kandi"
+      },
+      {
+        "lat": 7.22868,
+        "lon": 2.21317,
+        "name": "Kpozoun"
+      },
+      {
+        "lat": -4.21861,
+        "lon": 13.76167,
+        "name": "Bouansa"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1145578.87,
+      "perimeter_km": 6586.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -37.8739,
+        "lon": 145.02485,
+        "name": "Caulfield North"
+      },
+      {
+        "lat": -38.02388,
+        "lon": 144.40617,
+        "name": "Lara"
+      },
+      {
+        "lat": -27.58333,
+        "lon": 153.1,
+        "name": "Eight Mile Plains"
+      },
+      {
+        "lat": -33.89743,
+        "lon": 150.93446,
+        "name": "Cabramatta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 156775.88,
+      "perimeter_km": 2895.9,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.20472,
+        "lon": 117.59556,
+        "name": "Shanji"
+      },
+      {
+        "lat": 36.66083,
+        "lon": 119.4625,
+        "name": "Yinma"
+      },
+      {
+        "lat": 41.99083,
+        "lon": 122.82528,
+        "name": "Xinmin"
+      },
+      {
+        "lat": 31.865,
+        "lon": 120.53889,
+        "name": "Zhangjiagang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 191613.27,
+      "perimeter_km": 2502.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -21.8425,
+        "lon": -43.79306,
+        "name": "Lima Duarte"
+      },
+      {
+        "lat": -7.36194,
+        "lon": -46.61722,
+        "name": "Riach\u00e3o"
+      },
+      {
+        "lat": -2.64528,
+        "lon": -44.895,
+        "name": "Palmeir\u00e2ndia"
+      },
+      {
+        "lat": -7.04159,
+        "lon": -35.62699,
+        "name": "Alagoa Grande"
+      },
+      {
+        "lat": -8.14139,
+        "lon": -35.39583,
+        "name": "Pombos"
+      },
+      {
+        "lat": -11.84722,
+        "lon": -40.79139,
+        "name": "Tapiramut\u00e1"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1646561.6,
+      "perimeter_km": 5334.99,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 45.9275,
+        "lon": 20.07722,
+        "name": "Senta"
+      },
+      {
+        "lat": 48.15127,
+        "lon": 17.88062,
+        "name": "\u0160a\u013ea"
+      },
+      {
+        "lat": 50.12366,
+        "lon": 14.45209,
+        "name": "Kobylisy"
+      },
+      {
+        "lat": 51.43787,
+        "lon": 14.23549,
+        "name": "Hoyerswerda"
+      },
+      {
+        "lat": 55.59072,
+        "lon": 37.59519,
+        "name": "Chertanovo Yuzhnoye"
+      },
+      {
+        "lat": 50.19645,
+        "lon": 39.56631,
+        "name": "Rossosh\u2019"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1098519.92,
+      "perimeter_km": 4513.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 17.24767,
+        "lon": 80.14368,
+        "name": "Khammam"
+      },
+      {
+        "lat": 16.01384,
+        "lon": 75.54631,
+        "name": "Ker\u016br"
+      },
+      {
+        "lat": 29.79886,
+        "lon": 74.46683,
+        "name": "Sangari\u0101"
+      },
+      {
+        "lat": 24.87544,
+        "lon": 85.53369,
+        "name": "Bhadauni"
+      },
+      {
+        "lat": 28.85,
+        "lon": 106.60139,
+        "name": "Guofu"
+      },
+      {
+        "lat": 24.48888,
+        "lon": 91.77075,
+        "name": "Maulavi B\u0101z\u0101r"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1900805.37,
+      "perimeter_km": 8400.7,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 32.42848,
+        "lon": -90.13231,
+        "name": "Ridgeland"
+      },
+      {
+        "lat": 41.69971,
+        "lon": -93.04798,
+        "name": "Newton"
+      },
+      {
+        "lat": 43.72035,
+        "lon": -79.43741,
+        "name": "Englemount-Lawrence"
+      },
+      {
+        "lat": 27.81641,
+        "lon": -80.47061,
+        "name": "Sebastian"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1432745.52,
+      "perimeter_km": 5027.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -37.87811,
+        "lon": 145.16476,
+        "name": "Glen Waverley"
+      },
+      {
+        "lat": -38.08333,
+        "lon": 144.38333,
+        "name": "Corio"
+      },
+      {
+        "lat": -33.92019,
+        "lon": 151.22241,
+        "name": "Kensington"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 7999.09,
+      "perimeter_km": 1542.46,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -38.19528,
+        "lon": 146.5415,
+        "name": "Traralgon"
+      },
+      {
+        "lat": -37.91806,
+        "lon": 145.03544,
+        "name": "Bentleigh"
+      },
+      {
+        "lat": -30.50123,
+        "lon": 151.66553,
+        "name": "Armidale"
+      },
+      {
+        "lat": -33.76667,
+        "lon": 150.81667,
+        "name": "Mount Druitt"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 110690.45,
+      "perimeter_km": 2156.85,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 14.10776,
+        "lon": 34.09197,
+        "name": "Al-F\u0101w"
+      },
+      {
+        "lat": 6.95766,
+        "lon": 35.55746,
+        "name": "Komtikas"
+      },
+      {
+        "lat": 0.03813,
+        "lon": 36.36339,
+        "name": "Nyahururu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 25390.57,
+      "perimeter_km": 3169.92,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.98333,
+        "lon": 145.2,
+        "name": "Dandenong"
+      },
+      {
+        "lat": -34.28853,
+        "lon": 146.05093,
+        "name": "Griffith"
+      },
+      {
+        "lat": -25.54073,
+        "lon": 152.70493,
+        "name": "Maryborough"
+      },
+      {
+        "lat": -27.08465,
+        "lon": 152.9511,
+        "name": "Caboolture"
+      },
+      {
+        "lat": -27.54333,
+        "lon": 153.20287,
+        "name": "Capalaba"
+      },
+      {
+        "lat": -33.94185,
+        "lon": 150.8717,
+        "name": "Prestons"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 333384.57,
+      "perimeter_km": 3237.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 31.33176,
+        "lon": 37.34282,
+        "name": "Qurayyat"
+      },
+      {
+        "lat": 35.44208,
+        "lon": 36.65095,
+        "name": "Kh\u0101n Shaykh\u016bn"
+      },
+      {
+        "lat": 41.45139,
+        "lon": 31.79305,
+        "name": "Zonguldak"
+      },
+      {
+        "lat": 41.19889,
+        "lon": 36.72194,
+        "name": "\u00c7ar\u015famba"
+      },
+      {
+        "lat": 32.63464,
+        "lon": 51.36525,
+        "name": "Najaf\u0101b\u0101d"
+      },
+      {
+        "lat": 30.81271,
+        "lon": 56.56399,
+        "name": "Zarand"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1165479.19,
+      "perimeter_km": 5634.77,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 7.24241,
+        "lon": -70.73235,
+        "name": "Guasdualito"
+      },
+      {
+        "lat": 5.87259,
+        "lon": -74.6405,
+        "name": "Puerto Triunfo"
+      },
+      {
+        "lat": 9.25385,
+        "lon": -70.25105,
+        "name": "Bocon\u00f3"
+      },
+      {
+        "lat": 10.24247,
+        "lon": -66.85723,
+        "name": "Charallave"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 82999.71,
+      "perimeter_km": 1999.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": -27.09028,
+        "lon": -48.61139,
+        "name": "Itapema"
+      },
+      {
+        "lat": -22.22139,
+        "lon": -51.30278,
+        "name": "Regente Feij\u00f3"
+      },
+      {
+        "lat": -20.53861,
+        "lon": -47.40083,
+        "name": "Franca"
+      },
+      {
+        "lat": -17.21861,
+        "lon": -42.59028,
+        "name": "Minas Novas"
+      },
+      {
+        "lat": -20.28389,
+        "lon": -42.34111,
+        "name": "Matip\u00f3"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 416780.64,
+      "perimeter_km": 3009.02,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 17.64344,
+        "lon": -101.55212,
+        "name": "Ixtapa-Zihuatanejo"
+      },
+      {
+        "lat": 32.85791,
+        "lon": -97.25474,
+        "name": "Watauga"
+      },
+      {
+        "lat": 13.66492,
+        "lon": -89.25319,
+        "name": "Antiguo Cuscatl\u00e1n"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1223386.67,
+      "perimeter_km": 5417.44,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 3.1868,
+        "lon": 101.65085,
+        "name": "Taman Sri Sinar"
+      },
+      {
+        "lat": 3.73956,
+        "lon": 96.83608,
+        "name": "Blangpidie"
+      },
+      {
+        "lat": 18.62828,
+        "lon": 98.89572,
+        "name": "San Pa Tong"
+      },
+      {
+        "lat": 12.49187,
+        "lon": 109.12495,
+        "name": "Ninh H\u00f2a"
+      },
+      {
+        "lat": 1.3825,
+        "lon": 103.74972,
+        "name": "Choa Chu Kang New Town"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1509054.1,
+      "perimeter_km": 5176.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.44689,
+        "lon": -4.00428,
+        "name": "Villanueva de la Ca\u00f1ada"
+      },
+      {
+        "lat": 51.38673,
+        "lon": 0.30367,
+        "name": "Hartley"
+      },
+      {
+        "lat": 50.85114,
+        "lon": 2.88569,
+        "name": "Ieper"
+      },
+      {
+        "lat": 51.50417,
+        "lon": 3.88889,
+        "name": "Goes"
+      },
+      {
+        "lat": 49.96905,
+        "lon": 20.43028,
+        "name": "Bochnia"
+      },
+      {
+        "lat": 43.27083,
+        "lon": 5.3821,
+        "name": "Marseille 08"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1052894.49,
+      "perimeter_km": 4928.65,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 30.59936,
+        "lon": -87.16108,
+        "name": "Pace"
+      },
+      {
+        "lat": 36.0526,
+        "lon": -95.79082,
+        "name": "Broken Arrow"
+      },
+      {
+        "lat": 42.32226,
+        "lon": -83.17631,
+        "name": "Dearborn"
+      },
+      {
+        "lat": 39.98345,
+        "lon": -75.18268,
+        "name": "Strawberry Mansion"
+      },
+      {
+        "lat": 39.08289,
+        "lon": -77.26498,
+        "name": "North Potomac"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1132585.73,
+      "perimeter_km": 4520.61,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 37.74159,
+        "lon": -121.12438,
+        "name": "Ripon"
+      },
+      {
+        "lat": 38.46449,
+        "lon": -121.34692,
+        "name": "Vineyard"
+      },
+      {
+        "lat": 37.61383,
+        "lon": -122.48692,
+        "name": "Pacifica"
+      },
+      {
+        "lat": 47.60621,
+        "lon": -122.33207,
+        "name": "Seattle"
+      },
+      {
+        "lat": 47.50024,
+        "lon": -111.30081,
+        "name": "Great Falls"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 528407.81,
+      "perimeter_km": 3506.71,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -37.84205,
+        "lon": 145.0694,
+        "name": "Camberwell"
+      },
+      {
+        "lat": -38.08333,
+        "lon": 144.38333,
+        "name": "Corio"
+      },
+      {
+        "lat": -23.84852,
+        "lon": 151.25775,
+        "name": "Gladstone"
+      },
+      {
+        "lat": -27.53221,
+        "lon": 153.22889,
+        "name": "Alexandra Hills"
+      },
+      {
+        "lat": -28.00274,
+        "lon": 153.42999,
+        "name": "Surfers Paradise"
+      },
+      {
+        "lat": -33.52314,
+        "lon": 151.31325,
+        "name": "Umina Beach"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 451024.38,
+      "perimeter_km": 3674.94,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": -38.05916,
+        "lon": 145.40947,
+        "name": "Officer"
+      },
+      {
+        "lat": -38.14711,
+        "lon": 144.36069,
+        "name": "Geelong"
+      },
+      {
+        "lat": -37.73261,
+        "lon": 144.86504,
+        "name": "Keilor East"
+      },
+      {
+        "lat": -37.56622,
+        "lon": 143.84957,
+        "name": "Ballarat"
+      },
+      {
+        "lat": -33.41665,
+        "lon": 149.5806,
+        "name": "Bathurst"
+      },
+      {
+        "lat": -33.90034,
+        "lon": 151.05563,
+        "name": "Greenacre"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 94166.81,
+      "perimeter_km": 1775.0,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.76488,
+        "lon": -56.3645,
+        "name": "Delta del Tigre"
+      },
+      {
+        "lat": -12.59694,
+        "lon": -52.19972,
+        "name": "Quer\u00eancia"
+      },
+      {
+        "lat": -22.74194,
+        "lon": -46.90139,
+        "name": "Pedreira"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 895859.12,
+      "perimeter_km": 5382.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 33.43177,
+        "lon": 104.80909,
+        "name": "Liangshui"
+      },
+      {
+        "lat": 35.59667,
+        "lon": 116.99111,
+        "name": "Qufu"
+      },
+      {
+        "lat": 34.77586,
+        "lon": 116.58339,
+        "name": "Changdian"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 48344.25,
+      "perimeter_km": 2333.19,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -20.76361,
+        "lon": -41.53306,
+        "name": "Alegre"
+      },
+      {
+        "lat": -8.90167,
+        "lon": -37.82389,
+        "name": "Inaj\u00e1"
+      },
+      {
+        "lat": -6.83861,
+        "lon": -35.12611,
+        "name": "Mamanguape"
+      },
+      {
+        "lat": -9.15167,
+        "lon": -35.53333,
+        "name": "Matriz de Camaragibe"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 205469.78,
+      "perimeter_km": 3456.66,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 52.525,
+        "lon": 5.71806,
+        "name": "Dronten"
+      },
+      {
+        "lat": 52.17941,
+        "lon": 20.94612,
+        "name": "W\u0142ochy"
+      },
+      {
+        "lat": 50.6607,
+        "lon": 14.03227,
+        "name": "\u00dast\u00ed nad Labem"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 110197.7,
+      "perimeter_km": 2151.29,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 35.59412,
+        "lon": -119.34095,
+        "name": "Wasco"
+      },
+      {
+        "lat": 49.81667,
+        "lon": -119.48333,
+        "name": "Okanagan Mission"
+      },
+      {
+        "lat": 39.5186,
+        "lon": -104.76136,
+        "name": "Parker"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 992144.62,
+      "perimeter_km": 4564.35,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 32.92556,
+        "lon": 44.77583,
+        "name": "A\u015f \u015euwayrah"
+      },
+      {
+        "lat": 34.92915,
+        "lon": 43.48878,
+        "name": "Bayj\u012b"
+      },
+      {
+        "lat": 34.39251,
+        "lon": 40.98945,
+        "name": "Al Q\u0101\u2019im"
+      },
+      {
+        "lat": 40.25631,
+        "lon": 40.22289,
+        "name": "Bayburt"
+      },
+      {
+        "lat": 50.25161,
+        "lon": 58.43574,
+        "name": "Khromtau"
+      },
+      {
+        "lat": 35.962,
+        "lon": 50.6799,
+        "name": "Hashtgerd"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1293860.57,
+      "perimeter_km": 5288.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 31.74311,
+        "lon": 44.6196,
+        "name": "Nahiyat Ghammas"
+      },
+      {
+        "lat": 35.01127,
+        "lon": 37.05324,
+        "name": "As Salam\u012byah"
+      },
+      {
+        "lat": 39.35766,
+        "lon": 41.69253,
+        "name": "H\u0131n\u0131s"
+      },
+      {
+        "lat": 40.82975,
+        "lon": 46.0178,
+        "name": "Shamkhor"
+      },
+      {
+        "lat": 30.79337,
+        "lon": 50.56508,
+        "name": "Dehdasht"
+      },
+      {
+        "lat": 25.27375,
+        "lon": 55.32265,
+        "name": "Al Muteena"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 856048.51,
+      "perimeter_km": 5055.13,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 28.34124,
+        "lon": -100.85111,
+        "name": "Allende"
+      },
+      {
+        "lat": 33.37642,
+        "lon": -117.25115,
+        "name": "Fallbrook"
+      },
+      {
+        "lat": 43.15357,
+        "lon": -93.20104,
+        "name": "Mason City"
+      },
+      {
+        "lat": 34.60593,
+        "lon": -86.98334,
+        "name": "Decatur"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 2309833.79,
+      "perimeter_km": 6590.6,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 7.50077,
+        "lon": 134.6238,
+        "name": "Ngerulmud"
+      },
+      {
+        "lat": -5.22152,
+        "lon": 145.78695,
+        "name": "Madang"
+      },
+      {
+        "lat": -6.085,
+        "lon": 145.38667,
+        "name": "Goroka"
+      },
+      {
+        "lat": -19.26639,
+        "lon": 146.80569,
+        "name": "Townsville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 877242.13,
+      "perimeter_km": 6721.55,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 5.84802,
+        "lon": -0.17449,
+        "name": "Aburi"
+      },
+      {
+        "lat": 10.55,
+        "lon": -5.76667,
+        "name": "Kadiolo"
+      },
+      {
+        "lat": 14.48409,
+        "lon": -16.11377,
+        "name": "Gossas Village"
+      },
+      {
+        "lat": 8.88649,
+        "lon": 2.59753,
+        "name": "Tchaourou"
+      },
+      {
+        "lat": 8.14911,
+        "lon": 4.72074,
+        "name": "Offa"
+      },
+      {
+        "lat": 4.94273,
+        "lon": 15.87735,
+        "name": "Carnot"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 898886.76,
+      "perimeter_km": 7451.73,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.95435,
+        "lon": 35.21197,
+        "name": "Yirk\u0101"
+      },
+      {
+        "lat": 36.43274,
+        "lon": 37.56857,
+        "name": "Kabbasin"
+      },
+      {
+        "lat": 36.49118,
+        "lon": 43.12114,
+        "name": "Tallkayf"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 93156.54,
+      "perimeter_km": 1761.72,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 16.78854,
+        "lon": 80.84593,
+        "name": "N\u016bzv\u012bd"
+      },
+      {
+        "lat": 11.10052,
+        "lon": 77.27124,
+        "name": "Mangalam"
+      },
+      {
+        "lat": 24.9177,
+        "lon": 79.58871,
+        "name": "Chhatarpur"
+      },
+      {
+        "lat": 24.77107,
+        "lon": 86.37888,
+        "name": "Jhajha"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 528241.69,
+      "perimeter_km": 4039.05,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -34.64966,
+        "lon": -58.38341,
+        "name": "Barracas"
+      },
+      {
+        "lat": -27.04346,
+        "lon": -55.22698,
+        "name": "Jard\u00edn Am\u00e9rica"
+      },
+      {
+        "lat": -23.425,
+        "lon": -49.72083,
+        "name": "Carl\u00f3polis"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 183267.32,
+      "perimeter_km": 3086.2,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -6.72333,
+        "lon": 146.99611,
+        "name": "Lae"
+      },
+      {
+        "lat": -5.22152,
+        "lon": 145.78695,
+        "name": "Madang"
+      },
+      {
+        "lat": -5.85746,
+        "lon": 144.23058,
+        "name": "Mount Hagen"
+      },
+      {
+        "lat": 6.92477,
+        "lon": 158.16109,
+        "name": "Palikir"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 312737.61,
+      "perimeter_km": 4458.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 0.35333,
+        "lon": 32.75528,
+        "name": "Mukono"
+      },
+      {
+        "lat": 1.55941,
+        "lon": 30.25224,
+        "name": "Bunia"
+      },
+      {
+        "lat": 12.05,
+        "lon": 29.65,
+        "name": "Dilling"
+      },
+      {
+        "lat": 0.52036,
+        "lon": 35.26993,
+        "name": "Eldoret"
+      },
+      {
+        "lat": -3.35,
+        "lon": 35.85,
+        "name": "Mto wa Mbu"
+      },
+      {
+        "lat": -4.36667,
+        "lon": 35.08333,
+        "name": "Basotu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 442259.51,
+      "perimeter_km": 4063.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -1.0163,
+        "lon": 103.59331,
+        "name": "Mendaha"
+      },
+      {
+        "lat": -6.711,
+        "lon": 108.5037,
+        "name": "Weru"
+      },
+      {
+        "lat": -6.91806,
+        "lon": 106.92667,
+        "name": "Sukabumi"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 61378.4,
+      "perimeter_km": 1763.96,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 51.65501,
+        "lon": 17.80686,
+        "name": "Ostr\u00f3w Wielkopolski"
+      },
+      {
+        "lat": 53.8922,
+        "lon": 10.64713,
+        "name": "Stockelsdorf"
+      },
+      {
+        "lat": 55.77043,
+        "lon": 9.7011,
+        "name": "Hedensted"
+      },
+      {
+        "lat": 59.63937,
+        "lon": 33.52967,
+        "name": "Tikhvin"
+      },
+      {
+        "lat": 56.04284,
+        "lon": 37.85153,
+        "name": "Zavety Il\u2019icha"
+      },
+      {
+        "lat": 44.4528,
+        "lon": 26.13321,
+        "name": "Sector 2"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1516823.63,
+      "perimeter_km": 5244.88,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 39.70647,
+        "lon": 119.1603,
+        "name": "Changli"
+      },
+      {
+        "lat": 38.35944,
+        "lon": 125.32586,
+        "name": "Samch\u2019\u014fn"
+      },
+      {
+        "lat": 34.98333,
+        "lon": 138.38333,
+        "name": "Shizuoka"
+      },
+      {
+        "lat": 33.58699,
+        "lon": 130.48676,
+        "name": "Shime"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 378331.33,
+      "perimeter_km": 3733.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 41.34618,
+        "lon": 1.69713,
+        "name": "Vilafranca del Pened\u00e8s"
+      },
+      {
+        "lat": 52.31928,
+        "lon": 10.2352,
+        "name": "Peine"
+      },
+      {
+        "lat": 48.20762,
+        "lon": 15.63725,
+        "name": "Sankt P\u00f6lten"
+      },
+      {
+        "lat": 44.81694,
+        "lon": 15.87083,
+        "name": "Biha\u0107"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 621250.63,
+      "perimeter_km": 3566.39,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 48.69572,
+        "lon": 2.18727,
+        "name": "Orsay"
+      },
+      {
+        "lat": 50.88365,
+        "lon": 4.47298,
+        "name": "Zaventem"
+      },
+      {
+        "lat": 59.23705,
+        "lon": 17.98192,
+        "name": "Huddinge"
+      },
+      {
+        "lat": 52.9911,
+        "lon": 22.88422,
+        "name": "\u0141apy"
+      },
+      {
+        "lat": 42.87419,
+        "lon": 25.31823,
+        "name": "Gabrovo"
+      },
+      {
+        "lat": 47.11387,
+        "lon": 15.42348,
+        "name": "Andritz"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 1550657.09,
+      "perimeter_km": 5361.34,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -29.97528,
+        "lon": -50.12806,
+        "name": "Imb\u00e9"
+      },
+      {
+        "lat": -20.44278,
+        "lon": -54.64639,
+        "name": "Campo Grande"
+      },
+      {
+        "lat": -22.91817,
+        "lon": -43.20397,
+        "name": "Est\u00e1cio"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 555574.14,
+      "perimeter_km": 3410.47,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -2.13389,
+        "lon": -47.55889,
+        "name": "Aurora do Par\u00e1"
+      },
+      {
+        "lat": -3.74167,
+        "lon": -43.36028,
+        "name": "Chapadinha"
+      },
+      {
+        "lat": -7.58583,
+        "lon": -35.10583,
+        "name": "Condado"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 20231.91,
+      "perimeter_km": 3014.16,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -26.85874,
+        "lon": -58.30639,
+        "name": "Pilar"
+      },
+      {
+        "lat": -9.95051,
+        "lon": -54.90822,
+        "name": "Guarant\u00e3 do Norte"
+      },
+      {
+        "lat": -23.11,
+        "lon": -50.3675,
+        "name": "Bandeirantes"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 689495.24,
+      "perimeter_km": 4356.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 39.83865,
+        "lon": -86.02526,
+        "name": "Lawrence"
+      },
+      {
+        "lat": 41.36144,
+        "lon": -81.81291,
+        "name": "Middleburg Heights"
+      },
+      {
+        "lat": 43.75625,
+        "lon": -79.37904,
+        "name": "St. Andrew-Windfields"
+      },
+      {
+        "lat": 42.29593,
+        "lon": -71.71285,
+        "name": "Shrewsbury"
+      },
+      {
+        "lat": 40.70121,
+        "lon": -74.23015,
+        "name": "Hillside"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 289229.96,
+      "perimeter_km": 2649.25,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 31.74311,
+        "lon": 44.6196,
+        "name": "Nahiyat Ghammas"
+      },
+      {
+        "lat": 36.80851,
+        "lon": 43.03935,
+        "name": "S\u012bnah"
+      },
+      {
+        "lat": 39.40632,
+        "lon": 53.12832,
+        "name": "\u00c7eleken"
+      },
+      {
+        "lat": 35.4846,
+        "lon": 51.0829,
+        "name": "Rob\u0101\u0163 Kar\u012bm"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 368358.41,
+      "perimeter_km": 2710.37,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": -3.28333,
+        "lon": 32.85,
+        "name": "Mhango"
+      },
+      {
+        "lat": -0.68174,
+        "lon": 34.76666,
+        "name": "Kisii"
+      },
+      {
+        "lat": 0.52036,
+        "lon": 35.26993,
+        "name": "Eldoret"
+      },
+      {
+        "lat": -0.33316,
+        "lon": 37.64587,
+        "name": "Chuka"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 74826.82,
+      "perimeter_km": 1410.68,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 6.17358,
+        "lon": -75.33621,
+        "name": "Marinilla"
+      },
+      {
+        "lat": 4.95334,
+        "lon": -77.36598,
+        "name": "Pizarro"
+      },
+      {
+        "lat": 8.27621,
+        "lon": -73.86803,
+        "name": "Morales"
+      },
+      {
+        "lat": 7.83389,
+        "lon": -72.47417,
+        "name": "Villa del Rosario"
+      },
+      {
+        "lat": 10.24247,
+        "lon": -66.85723,
+        "name": "Charallave"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 50689.08,
+      "perimeter_km": 2667.4,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.29785,
+        "lon": -110.9187,
+        "name": "Catalina Foothills"
+      },
+      {
+        "lat": 59.93111,
+        "lon": 30.36072,
+        "name": "Centralniy"
+      },
+      {
+        "lat": 5.35581,
+        "lon": -3.88537,
+        "name": "Bingerville"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 42407627.77,
+      "perimeter_km": 27177.59,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 36.33023,
+        "lon": -119.29206,
+        "name": "Visalia"
+      },
+      {
+        "lat": 36.79056,
+        "lon": 118.06333,
+        "name": "Zibo"
+      },
+      {
+        "lat": -7.75938,
+        "lon": 15.2722,
+        "name": "Negage"
+      },
+      {
+        "lat": 44.90162,
+        "lon": 8.20751,
+        "name": "Asti"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 84653226.97,
+      "perimeter_km": 37104.45,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 26.08005,
+        "lon": -98.28456,
+        "name": "Reynosa"
+      },
+      {
+        "lat": 40.63371,
+        "lon": -74.40737,
+        "name": "Plainfield"
+      },
+      {
+        "lat": 49.02894,
+        "lon": 33.43847,
+        "name": "Kriukiv"
+      },
+      {
+        "lat": 52.56395,
+        "lon": 13.33552,
+        "name": "Reinickendorf"
+      },
+      {
+        "lat": 40.96882,
+        "lon": -5.66388,
+        "name": "Salamanca"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 8186035.13,
+      "perimeter_km": 22317.07,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.32234,
+        "lon": -3.86496,
+        "name": "M\u00f3stoles"
+      },
+      {
+        "lat": 42.50651,
+        "lon": 27.46886,
+        "name": "Burgas"
+      },
+      {
+        "lat": 31.43482,
+        "lon": 31.67506,
+        "name": "Dumy\u0101\u0163 al Jad\u012bdah"
+      },
+      {
+        "lat": -11.66417,
+        "lon": -39.0075,
+        "name": "Serrinha"
+      },
+      {
+        "lat": 38.01539,
+        "lon": 23.69187,
+        "name": "Perist\u00e9ri"
+      },
+      {
+        "lat": 49.00606,
+        "lon": 38.38119,
+        "name": "Rubizhne"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 4071932.03,
+      "perimeter_km": 26468.09,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": -22.51682,
+        "lon": -63.8056,
+        "name": "Tartagal"
+      },
+      {
+        "lat": 51.8425,
+        "lon": 5.85278,
+        "name": "Nijmegen"
+      },
+      {
+        "lat": 20.18059,
+        "lon": 94.87595,
+        "name": "Minbu"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 71049516.97,
+      "perimeter_km": 36657.18,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 3.01083,
+        "lon": 101.42081,
+        "name": "Pandamaran"
+      },
+      {
+        "lat": 39.3895,
+        "lon": 140.05813,
+        "name": "Yurihonj\u014d"
+      },
+      {
+        "lat": -3.99313,
+        "lon": -79.20422,
+        "name": "Loja"
+      },
+      {
+        "lat": -26.23656,
+        "lon": 28.36938,
+        "name": "Brakpan"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 224576931.71,
+      "perimeter_km": 40097.81,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 5.90702,
+        "lon": 116.10146,
+        "name": "Donggongon"
+      },
+      {
+        "lat": -22.78556,
+        "lon": -43.31167,
+        "name": "Duque de Caxias"
+      },
+      {
+        "lat": 32.58986,
+        "lon": -96.85695,
+        "name": "DeSoto"
+      },
+      {
+        "lat": 24.5,
+        "lon": 108.66667,
+        "name": "Yizhou"
+      },
+      {
+        "lat": 21.74015,
+        "lon": 70.28256,
+        "name": "Upleta"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 213559799.23,
+      "perimeter_km": 47784.31,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 14.78944,
+        "lon": -16.92602,
+        "name": "Thi\u00e8s"
+      },
+      {
+        "lat": 19.43332,
+        "lon": -99.19919,
+        "name": "Polanco"
+      },
+      {
+        "lat": -15.53722,
+        "lon": -47.33444,
+        "name": "Formosa"
+      },
+      {
+        "lat": 11.60806,
+        "lon": 125.43194,
+        "name": "Borongan"
+      },
+      {
+        "lat": 37.065,
+        "lon": 118.81029,
+        "name": "Yingli"
+      },
+      {
+        "lat": 32.62781,
+        "lon": -115.45446,
+        "name": "Mexicali"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 215560852.86,
+      "perimeter_km": 57961.12,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 32.5977,
+        "lon": -6.26844,
+        "name": "Kasba Tadla"
+      },
+      {
+        "lat": 1.34917,
+        "lon": 103.94972,
+        "name": "Tampines New Town"
+      },
+      {
+        "lat": -6.83778,
+        "lon": 107.47278,
+        "name": "Padalarang"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 4890002.05,
+      "perimeter_km": 25444.84,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "4-sided",
+    "vertices": [
+      {
+        "lat": 34.78244,
+        "lon": 135.46932,
+        "name": "Toyonaka"
+      },
+      {
+        "lat": 46.86135,
+        "lon": 124.442,
+        "name": "Dorbod"
+      },
+      {
+        "lat": -7.5325,
+        "lon": -46.03556,
+        "name": "Balsas"
+      },
+      {
+        "lat": -20.28869,
+        "lon": 44.31782,
+        "name": "Morondava"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 122762405.31,
+      "perimeter_km": 38319.74,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "5-sided",
+    "vertices": [
+      {
+        "lat": 33.8527,
+        "lon": -7.03171,
+        "name": "Skhirate"
+      },
+      {
+        "lat": -36.61617,
+        "lon": -64.28991,
+        "name": "Santa Rosa"
+      },
+      {
+        "lat": 36.09569,
+        "lon": -79.4378,
+        "name": "Burlington"
+      },
+      {
+        "lat": -6.97038,
+        "lon": 109.64794,
+        "name": "Kedungwuni"
+      },
+      {
+        "lat": 50.87309,
+        "lon": 4.33419,
+        "name": "Jette"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 105047634.88,
+      "perimeter_km": 48441.43,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "6-sided",
+    "vertices": [
+      {
+        "lat": 40.09361,
+        "lon": 113.29139,
+        "name": "Datong"
+      },
+      {
+        "lat": 20.81717,
+        "lon": 105.33759,
+        "name": "H\u00f2a B\u00ecnh"
+      },
+      {
+        "lat": 47.90771,
+        "lon": 106.88324,
+        "name": "Ulan Bator"
+      },
+      {
+        "lat": 25.48694,
+        "lon": 119.19834,
+        "name": "Jiangkou"
+      },
+      {
+        "lat": 35.14867,
+        "lon": 33.33384,
+        "name": "Str\u00f3volos"
+      },
+      {
+        "lat": 3.02013,
+        "lon": 30.91105,
+        "name": "Arua"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 6713174.3,
+      "perimeter_km": 28776.75,
+      "tolerance_percent": 5.0
+    }
+  },
+  {
+    "task": "area_perimeter",
+    "polygon_type": "3-sided",
+    "vertices": [
+      {
+        "lat": 14.37917,
+        "lon": 121.0525,
+        "name": "Tunasan"
+      },
+      {
+        "lat": -22.76417,
+        "lon": -43.39944,
+        "name": "Belford Roxo"
+      },
+      {
+        "lat": 28.58,
+        "lon": 77.33,
+        "name": "Noida"
+      }
+    ],
+    "ground_truth": {
+      "area_km2": 62438987.68,
+      "perimeter_km": 37011.08,
+      "tolerance_percent": 5.0
+    }
+  }
+]
\ No newline at end of file