[
  {
    "task": "terrain_classification",
    "coordinate_string": "-12.6225, 30.8723",
    "question": "What type of terrain is at coordinates -12.6225, 30.8723?",
    "ground_truth": {
      "terrain_type": "River/Lake",
      "answer": "A",
      "specific_location": "Lake Tanganyika, Africa",
      "region": "Africa",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -12.6225, 30.8723",
      "  What type of terrain is at coordinates -12.6225, 30.8723?...",
      "Step 2: List terrain options",
      "  A) River/Lake",
      "  B) Forest",
      "  C) Mountain",
      "  D) Grassland",
      "  E) Desert",
      "  F) Arctic/Ice",
      "Step 3: Analyze geographic characteristics",
      "  Location: Lake Tanganyika, Africa",
      "Step 4: Classify terrain type",
      "  Terrain: River/Lake",
      "FINAL ANSWER: A"
    ],
    "metadata": {
      "track": "applied",
      "track_task_id": "task13",
      "track_description": "Terrain/environment classification from coordinates"
    },
    "candidates": [
      "A) River/Lake",
      "B) Forest",
      "C) Mountain",
      "D) Grassland",
      "E) Desert",
      "F) Arctic/Ice"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "-22.8850, 14.1623",
    "question": "What type of terrain is at coordinates -22.8850, 14.1623?",
    "ground_truth": {
      "terrain_type": "Desert",
      "answer": "D",
      "specific_location": "Namib Desert, Namibia",
      "region": "Africa",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Grassland",
      "B) River/Lake",
      "C) Arctic/Ice",
      "D) Desert",
      "E) Mountain",
      "F) Urban"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -22.8850, 14.1623",
      "  What type of terrain is at coordinates -22.8850, 14.1623?...",
      "Step 2: List terrain options",
      "  A) Grassland",
      "  B) River/Lake",
      "  C) Arctic/Ice",
      "  D) Desert",
      "  E) Mountain",
      "  F) Urban",
      "Step 3: Analyze geographic characteristics",
      "  Location: Namib Desert, Namibia",
      "Step 4: Classify terrain type",
      "  Terrain: Desert",
      "FINAL ANSWER: D"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "-24.1959, -68.2919",
    "question": "What type of terrain is at coordinates -24.1959, -68.2919?",
    "ground_truth": {
      "terrain_type": "Mountain",
      "answer": "A",
      "specific_location": "Andes, Argentina/Chile",
      "region": "South America",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "3500m+",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Mountain",
      "B) Arctic/Ice",
      "C) Desert",
      "D) River/Lake",
      "E) Forest",
      "F) Grassland"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -24.1959, -68.2919",
      "  What type of terrain is at coordinates -24.1959, -68.2919?...",
      "Step 2: List terrain options",
      "  A) Mountain",
      "  B) Arctic/Ice",
      "  C) Desert",
      "  D) River/Lake",
      "  E) Forest",
      "  F) Grassland",
      "Step 3: Analyze geographic characteristics",
      "  Location: Andes, Argentina/Chile",
      "Step 4: Classify terrain type",
      "  Terrain: Mountain",
      "FINAL ANSWER: A"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "73.0037, -80.6752",
    "question": "What type of terrain is at coordinates 73.0037, -80.6752?",
    "ground_truth": {
      "terrain_type": "Arctic/Ice",
      "answer": "E",
      "specific_location": "Baffin Island Glaciers, Canada",
      "region": "Arctic",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Urban",
      "B) Grassland",
      "C) River/Lake",
      "D) Ocean/Sea",
      "E) Arctic/Ice",
      "F) Forest"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 73.0037, -80.6752",
      "  What type of terrain is at coordinates 73.0037, -80.6752?...",
      "Step 2: List terrain options",
      "  A) Urban",
      "  B) Grassland",
      "  C) River/Lake",
      "  D) Ocean/Sea",
      "  E) Arctic/Ice",
      "  F) Forest",
      "Step 3: Analyze geographic characteristics",
      "  Location: Baffin Island Glaciers, Canada",
      "Step 4: Classify terrain type",
      "  Terrain: Arctic/Ice",
      "FINAL ANSWER: E"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "76.6432, -84.9211",
    "question": "What type of terrain is at coordinates 76.6432, -84.9211?",
    "ground_truth": {
      "terrain_type": "Arctic/Ice",
      "answer": "F",
      "specific_location": "Ellesmere Island Ice, Canada",
      "region": "Arctic",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Desert",
      "B) Ocean/Sea",
      "C) River/Lake",
      "D) Mountain",
      "E) Urban",
      "F) Arctic/Ice"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 76.6432, -84.9211",
      "  What type of terrain is at coordinates 76.6432, -84.9211?...",
      "Step 2: List terrain options",
      "  A) Desert",
      "  B) Ocean/Sea",
      "  C) River/Lake",
      "  D) Mountain",
      "  E) Urban",
      "  F) Arctic/Ice",
      "Step 3: Analyze geographic characteristics",
      "  Location: Ellesmere Island Ice, Canada",
      "Step 4: Classify terrain type",
      "  Terrain: Arctic/Ice",
      "FINAL ANSWER: F"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "-0.3234, -169.7234",
    "question": "What type of terrain is at coordinates -0.3234, -169.7234?",
    "ground_truth": {
      "terrain_type": "Ocean/Sea",
      "answer": "F",
      "specific_location": "Equatorial Pacific",
      "region": "Pacific",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Forest",
      "B) River/Lake",
      "C) Arctic/Ice",
      "D) Urban",
      "E) Mountain",
      "F) Ocean/Sea"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -0.3234, -169.7234",
      "  What type of terrain is at coordinates -0.3234, -169.7234?...",
      "Step 2: List terrain options",
      "  A) Forest",
      "  B) River/Lake",
      "  C) Arctic/Ice",
      "  D) Urban",
      "  E) Mountain",
      "  F) Ocean/Sea",
      "Step 3: Analyze geographic characteristics",
      "  Location: Equatorial Pacific",
      "Step 4: Classify terrain type",
      "  Terrain: Ocean/Sea",
      "FINAL ANSWER: F"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate": {
      "lat": -7.0,
      "lon": 110.0
    },
    "coordinate_string": "-7.0000, 110.0000",
    "question": "What type of terrain/environment is at coordinates -7.0000, 110.0000?",
    "candidates": [
      "A) Grassland",
      "B) Mountain",
      "C) River/Lake",
      "D) Forest",
      "E) Arctic/Ice",
      "F) Ocean/Sea"
    ],
    "ground_truth": {
      "terrain_type": "Forest",
      "answer": "D",
      "specific_location": "Indonesian Rainforest (Java)",
      "region": "Asia",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "metadata": {
      "track": "applied",
      "track_task_id": "task13",
      "track_description": "Terrain/environment classification from coordinates"
    },
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -7.0000, 110.0000",
      "  What type of terrain/environment is at coordinates -7.0000, 110.0000?...",
      "Step 2: List terrain options",
      "  A) Grassland",
      "  B) Mountain",
      "  C) River/Lake",
      "  D) Forest",
      "  E) Arctic/Ice",
      "  F) Ocean/Sea",
      "Step 3: Analyze geographic characteristics",
      "  Location: Indonesian Rainforest (Java)",
      "Step 4: Classify terrain type",
      "  Terrain: Forest",
      "FINAL ANSWER: D"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "9.7268, -160.3506",
    "question": "What type of terrain is at coordinates 9.7268, -160.3506?",
    "ground_truth": {
      "terrain_type": "Ocean/Sea",
      "answer": "C",
      "specific_location": "Central Pacific Ocean",
      "region": "Pacific",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 9.7268, -160.3506",
      "  What type of terrain is at coordinates 9.7268, -160.3506?...",
      "Step 2: List terrain options",
      "  A) Urban",
      "  B) Desert",
      "  C) Ocean/Sea",
      "  D) Arctic/Ice",
      "  E) Forest",
      "  F) Mountain",
      "Step 3: Analyze geographic characteristics",
      "  Location: Central Pacific Ocean",
      "Step 4: Classify terrain type",
      "  Terrain: Ocean/Sea",
      "FINAL ANSWER: C"
    ],
    "metadata": {
      "track": "applied",
      "track_task_id": "task13",
      "track_description": "Terrain/environment classification from coordinates"
    },
    "candidates": [
      "A) Urban",
      "B) Desert",
      "C) Ocean/Sea",
      "D) Arctic/Ice",
      "E) Forest",
      "F) Mountain"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "-3.4707, 114.5683",
    "question": "What type of terrain is at coordinates -3.4707, 114.5683?",
    "ground_truth": {
      "terrain_type": "Forest",
      "answer": "E",
      "specific_location": "Borneo Rainforest (central)",
      "region": "Asia",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Desert",
      "B) Ocean/Sea",
      "C) Arctic/Ice",
      "D) Urban",
      "E) Forest",
      "F) River/Lake"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -3.4707, 114.5683",
      "  What type of terrain is at coordinates -3.4707, 114.5683?...",
      "Step 2: List terrain options",
      "  A) Desert",
      "  B) Ocean/Sea",
      "  C) Arctic/Ice",
      "  D) Urban",
      "  E) Forest",
      "  F) River/Lake",
      "Step 3: Analyze geographic characteristics",
      "  Location: Borneo Rainforest (central)",
      "Step 4: Classify terrain type",
      "  Terrain: Forest",
      "FINAL ANSWER: E"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "-71.1518, -9.5076",
    "question": "What type of terrain is at coordinates -71.1518, -9.5076?",
    "ground_truth": {
      "terrain_type": "Arctic/Ice",
      "answer": "C",
      "specific_location": "Dronning Maud Land Ice",
      "region": "Antarctica",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Desert",
      "B) Ocean/Sea",
      "C) Arctic/Ice",
      "D) Forest",
      "E) Mountain",
      "F) Urban"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -71.1518, -9.5076",
      "  What type of terrain is at coordinates -71.1518, -9.5076?...",
      "Step 2: List terrain options",
      "  A) Desert",
      "  B) Ocean/Sea",
      "  C) Arctic/Ice",
      "  D) Forest",
      "  E) Mountain",
      "  F) Urban",
      "Step 3: Analyze geographic characteristics",
      "  Location: Dronning Maud Land Ice",
      "Step 4: Classify terrain type",
      "  Terrain: Arctic/Ice",
      "FINAL ANSWER: C"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "40.6394, 93.4235",
    "question": "What type of terrain is at coordinates 40.6394, 93.4235?",
    "ground_truth": {
      "terrain_type": "Desert",
      "answer": "A",
      "specific_location": "Gobi Desert (west)",
      "region": "Asia",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Desert",
      "B) Grassland",
      "C) Forest",
      "D) River/Lake",
      "E) Mountain",
      "F) Urban"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 40.6394, 93.4235",
      "  What type of terrain is at coordinates 40.6394, 93.4235?...",
      "Step 2: List terrain options",
      "  A) Desert",
      "  B) Grassland",
      "  C) Forest",
      "  D) River/Lake",
      "  E) Mountain",
      "  F) Urban",
      "Step 3: Analyze geographic characteristics",
      "  Location: Gobi Desert (west)",
      "Step 4: Classify terrain type",
      "  Terrain: Desert",
      "FINAL ANSWER: A"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "59.8428, 11.2177",
    "question": "What type of terrain is at coordinates 59.8428, 11.2177?",
    "ground_truth": {
      "terrain_type": "Urban",
      "answer": "A",
      "specific_location": "Oslo, Norway",
      "region": "Europe",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Urban",
      "B) Desert",
      "C) Arctic/Ice",
      "D) Ocean/Sea",
      "E) Mountain",
      "F) Grassland"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 59.8428, 11.2177",
      "  What type of terrain is at coordinates 59.8428, 11.2177?...",
      "Step 2: List terrain options",
      "  A) Urban",
      "  B) Desert",
      "  C) Arctic/Ice",
      "  D) Ocean/Sea",
      "  E) Mountain",
      "  F) Grassland",
      "Step 3: Analyze geographic characteristics",
      "  Location: Oslo, Norway",
      "Step 4: Classify terrain type",
      "  Terrain: Urban",
      "FINAL ANSWER: A"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "-24.7708, 132.6275",
    "question": "What type of terrain is at coordinates -24.7708, 132.6275?",
    "ground_truth": {
      "terrain_type": "Desert",
      "answer": "C",
      "specific_location": "Simpson Desert, Australia",
      "region": "Australia",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Grassland",
      "B) Forest",
      "C) Desert",
      "D) River/Lake",
      "E) Urban",
      "F) Arctic/Ice"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -24.7708, 132.6275",
      "  What type of terrain is at coordinates -24.7708, 132.6275?...",
      "Step 2: List terrain options",
      "  A) Grassland",
      "  B) Forest",
      "  C) Desert",
      "  D) River/Lake",
      "  E) Urban",
      "  F) Arctic/Ice",
      "Step 3: Analyze geographic characteristics",
      "  Location: Simpson Desert, Australia",
      "Step 4: Classify terrain type",
      "  Terrain: Desert",
      "FINAL ANSWER: C"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "-16.7618, 133.4100",
    "question": "What type of terrain is at coordinates -16.7618, 133.4100?",
    "ground_truth": {
      "terrain_type": "Grassland",
      "answer": "B",
      "specific_location": "Northern Territory Savanna, Australia",
      "region": "Australia",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) River/Lake",
      "B) Grassland",
      "C) Desert",
      "D) Forest",
      "E) Mountain",
      "F) Arctic/Ice"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -16.7618, 133.4100",
      "  What type of terrain is at coordinates -16.7618, 133.4100?...",
      "Step 2: List terrain options",
      "  A) River/Lake",
      "  B) Grassland",
      "  C) Desert",
      "  D) Forest",
      "  E) Mountain",
      "  F) Arctic/Ice",
      "Step 3: Analyze geographic characteristics",
      "  Location: Northern Territory Savanna, Australia",
      "Step 4: Classify terrain type",
      "  Terrain: Grassland",
      "FINAL ANSWER: B"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "9.6130, 105.3106",
    "question": "What type of terrain is at coordinates 9.6130, 105.3106?",
    "ground_truth": {
      "terrain_type": "River/Lake",
      "answer": "A",
      "specific_location": "Mekong River, Vietnam",
      "region": "Asia",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) River/Lake",
      "B) Grassland",
      "C) Arctic/Ice",
      "D) Urban",
      "E) Ocean/Sea",
      "F) Mountain"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 9.6130, 105.3106",
      "  What type of terrain is at coordinates 9.6130, 105.3106?...",
      "Step 2: List terrain options",
      "  A) River/Lake",
      "  B) Grassland",
      "  C) Arctic/Ice",
      "  D) Urban",
      "  E) Ocean/Sea",
      "  F) Mountain",
      "Step 3: Analyze geographic characteristics",
      "  Location: Mekong River, Vietnam",
      "Step 4: Classify terrain type",
      "  Terrain: River/Lake",
      "FINAL ANSWER: A"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "-9.1798, 33.8966",
    "question": "What type of terrain is at coordinates -9.1798, 33.8966?",
    "ground_truth": {
      "terrain_type": "River/Lake",
      "answer": "A",
      "specific_location": "Lake Nyasa/Malawi (center)",
      "region": "Africa",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) River/Lake",
      "B) Desert",
      "C) Arctic/Ice",
      "D) Ocean/Sea",
      "E) Grassland",
      "F) Urban"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -9.1798, 33.8966",
      "  What type of terrain is at coordinates -9.1798, 33.8966?...",
      "Step 2: List terrain options",
      "  A) River/Lake",
      "  B) Desert",
      "  C) Arctic/Ice",
      "  D) Ocean/Sea",
      "  E) Grassland",
      "  F) Urban",
      "Step 3: Analyze geographic characteristics",
      "  Location: Lake Nyasa/Malawi (center)",
      "Step 4: Classify terrain type",
      "  Terrain: River/Lake",
      "FINAL ANSWER: A"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "-39.7467, 100.1108",
    "question": "What type of terrain is at coordinates -39.7467, 100.1108?",
    "ground_truth": {
      "terrain_type": "Ocean/Sea",
      "answer": "B",
      "specific_location": "South Indian Ocean",
      "region": "Indian",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Grassland",
      "B) Ocean/Sea",
      "C) Arctic/Ice",
      "D) Urban",
      "E) Desert",
      "F) Forest"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -39.7467, 100.1108",
      "  What type of terrain is at coordinates -39.7467, 100.1108?...",
      "Step 2: List terrain options",
      "  A) Grassland",
      "  B) Ocean/Sea",
      "  C) Arctic/Ice",
      "  D) Urban",
      "  E) Desert",
      "  F) Forest",
      "Step 3: Analyze geographic characteristics",
      "  Location: South Indian Ocean",
      "Step 4: Classify terrain type",
      "  Terrain: Ocean/Sea",
      "FINAL ANSWER: B"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "47.1669, -84.2317",
    "question": "What type of terrain is at coordinates 47.1669, -84.2317?",
    "ground_truth": {
      "terrain_type": "River/Lake",
      "answer": "A",
      "specific_location": "Lake Superior (center)",
      "region": "North America",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) River/Lake",
      "B) Arctic/Ice",
      "C) Mountain",
      "D) Ocean/Sea",
      "E) Forest",
      "F) Grassland"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 47.1669, -84.2317",
      "  What type of terrain is at coordinates 47.1669, -84.2317?...",
      "Step 2: List terrain options",
      "  A) River/Lake",
      "  B) Arctic/Ice",
      "  C) Mountain",
      "  D) Ocean/Sea",
      "  E) Forest",
      "  F) Grassland",
      "Step 3: Analyze geographic characteristics",
      "  Location: Lake Superior (center)",
      "Step 4: Classify terrain type",
      "  Terrain: River/Lake",
      "FINAL ANSWER: A"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "5.5919, -75.4783",
    "question": "What type of terrain is at coordinates 5.5919, -75.4783?",
    "ground_truth": {
      "terrain_type": "Forest",
      "answer": "B",
      "specific_location": "Colombian Rainforest",
      "region": "South America",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) River/Lake",
      "B) Forest",
      "C) Mountain",
      "D) Desert",
      "E) Ocean/Sea",
      "F) Grassland"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 5.5919, -75.4783",
      "  What type of terrain is at coordinates 5.5919, -75.4783?...",
      "Step 2: List terrain options",
      "  A) River/Lake",
      "  B) Forest",
      "  C) Mountain",
      "  D) Desert",
      "  E) Ocean/Sea",
      "  F) Grassland",
      "Step 3: Analyze geographic characteristics",
      "  Location: Colombian Rainforest",
      "Step 4: Classify terrain type",
      "  Terrain: Forest",
      "FINAL ANSWER: B"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "22.3377, 114.0230",
    "question": "What type of terrain is at coordinates 22.3377, 114.0230?",
    "ground_truth": {
      "terrain_type": "Urban",
      "answer": "D",
      "specific_location": "Hong Kong",
      "region": "Asia",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Arctic/Ice",
      "B) Forest",
      "C) Mountain",
      "D) Urban",
      "E) Desert",
      "F) Grassland"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 22.3377, 114.0230",
      "  What type of terrain is at coordinates 22.3377, 114.0230?...",
      "Step 2: List terrain options",
      "  A) Arctic/Ice",
      "  B) Forest",
      "  C) Mountain",
      "  D) Urban",
      "  E) Desert",
      "  F) Grassland",
      "Step 3: Analyze geographic characteristics",
      "  Location: Hong Kong",
      "Step 4: Classify terrain type",
      "  Terrain: Urban",
      "FINAL ANSWER: D"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "52.1334, 13.1068",
    "question": "What type of terrain is at coordinates 52.1334, 13.1068?",
    "ground_truth": {
      "terrain_type": "River/Lake",
      "answer": "A",
      "specific_location": "Berlin Lakes, Germany",
      "region": "Europe",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) River/Lake",
      "B) Grassland",
      "C) Ocean/Sea",
      "D) Forest",
      "E) Mountain",
      "F) Urban"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 52.1334, 13.1068",
      "  What type of terrain is at coordinates 52.1334, 13.1068?...",
      "Step 2: List terrain options",
      "  A) River/Lake",
      "  B) Grassland",
      "  C) Ocean/Sea",
      "  D) Forest",
      "  E) Mountain",
      "  F) Urban",
      "Step 3: Analyze geographic characteristics",
      "  Location: Berlin Lakes, Germany",
      "Step 4: Classify terrain type",
      "  Terrain: River/Lake",
      "FINAL ANSWER: A"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "-4.7239, -154.7812",
    "question": "What type of terrain is at coordinates -4.7239, -154.7812?",
    "ground_truth": {
      "terrain_type": "Ocean/Sea",
      "answer": "A",
      "specific_location": "Central Pacific Ocean",
      "region": "Pacific",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Ocean/Sea",
      "B) Forest",
      "C) Grassland",
      "D) River/Lake",
      "E) Arctic/Ice",
      "F) Desert"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -4.7239, -154.7812",
      "  What type of terrain is at coordinates -4.7239, -154.7812?...",
      "Step 2: List terrain options",
      "  A) Ocean/Sea",
      "  B) Forest",
      "  C) Grassland",
      "  D) River/Lake",
      "  E) Arctic/Ice",
      "  F) Desert",
      "Step 3: Analyze geographic characteristics",
      "  Location: Central Pacific Ocean",
      "Step 4: Classify terrain type",
      "  Terrain: Ocean/Sea",
      "FINAL ANSWER: A"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "45.9953, -73.9805",
    "question": "What type of terrain is at coordinates 45.9953, -73.9805?",
    "ground_truth": {
      "terrain_type": "Urban",
      "answer": "C",
      "specific_location": "Montreal, Canada",
      "region": "North America",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 45.9953, -73.9805",
      "  What type of terrain is at coordinates 45.9953, -73.9805?...",
      "Step 2: List terrain options",
      "  A) Desert",
      "  B) Mountain",
      "  C) Urban",
      "  D) River/Lake",
      "  E) Forest",
      "  F) Grassland",
      "Step 3: Analyze geographic characteristics",
      "  Location: Montreal, Canada",
      "Step 4: Classify terrain type",
      "  Terrain: Urban",
      "FINAL ANSWER: C"
    ],
    "metadata": {
      "track": "applied",
      "track_task_id": "task13",
      "track_description": "Terrain/environment classification from coordinates"
    },
    "candidates": [
      "A) Desert",
      "B) Mountain",
      "C) Urban",
      "D) River/Lake",
      "E) Forest",
      "F) Grassland"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "49.7244, 64.5021",
    "question": "What type of terrain is at coordinates 49.7244, 64.5021?",
    "ground_truth": {
      "terrain_type": "Grassland",
      "answer": "F",
      "specific_location": "Kazakh Steppe",
      "region": "Asia",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Ocean/Sea",
      "B) River/Lake",
      "C) Desert",
      "D) Arctic/Ice",
      "E) Urban",
      "F) Grassland"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 49.7244, 64.5021",
      "  What type of terrain is at coordinates 49.7244, 64.5021?...",
      "Step 2: List terrain options",
      "  A) Ocean/Sea",
      "  B) River/Lake",
      "  C) Desert",
      "  D) Arctic/Ice",
      "  E) Urban",
      "  F) Grassland",
      "Step 3: Analyze geographic characteristics",
      "  Location: Kazakh Steppe",
      "Step 4: Classify terrain type",
      "  Terrain: Grassland",
      "FINAL ANSWER: F"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "-0.3255, 74.9688",
    "question": "What type of terrain is at coordinates -0.3255, 74.9688?",
    "ground_truth": {
      "terrain_type": "Ocean/Sea",
      "answer": "C",
      "specific_location": "Equatorial Indian Ocean",
      "region": "Indian",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -0.3255, 74.9688",
      "  What type of terrain is at coordinates -0.3255, 74.9688?...",
      "Step 2: List terrain options",
      "  A) Mountain",
      "  B) Desert",
      "  C) Ocean/Sea",
      "  D) Forest",
      "  E) Urban",
      "  F) Arctic/Ice",
      "Step 3: Analyze geographic characteristics",
      "  Location: Equatorial Indian Ocean",
      "Step 4: Classify terrain type",
      "  Terrain: Ocean/Sea",
      "FINAL ANSWER: C"
    ],
    "metadata": {
      "track": "applied",
      "track_task_id": "task13",
      "track_description": "Terrain/environment classification from coordinates"
    },
    "candidates": [
      "A) Mountain",
      "B) Desert",
      "C) Ocean/Sea",
      "D) Forest",
      "E) Urban",
      "F) Arctic/Ice"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "62.2800, 14.6555",
    "question": "What type of terrain is at coordinates 62.2800, 14.6555?",
    "ground_truth": {
      "terrain_type": "Forest",
      "answer": "F",
      "specific_location": "Scandinavian Forest, Sweden",
      "region": "Europe",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Arctic/Ice",
      "B) Urban",
      "C) Desert",
      "D) River/Lake",
      "E) Mountain",
      "F) Forest"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 62.2800, 14.6555",
      "  What type of terrain is at coordinates 62.2800, 14.6555?...",
      "Step 2: List terrain options",
      "  A) Arctic/Ice",
      "  B) Urban",
      "  C) Desert",
      "  D) River/Lake",
      "  E) Mountain",
      "  F) Forest",
      "Step 3: Analyze geographic characteristics",
      "  Location: Scandinavian Forest, Sweden",
      "Step 4: Classify terrain type",
      "  Terrain: Forest",
      "FINAL ANSWER: F"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "29.6258, 31.2216",
    "question": "What type of terrain is at coordinates 29.6258, 31.2216?",
    "ground_truth": {
      "terrain_type": "Urban",
      "answer": "D",
      "specific_location": "Cairo, Egypt",
      "region": "Africa",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 29.6258, 31.2216",
      "  What type of terrain is at coordinates 29.6258, 31.2216?...",
      "Step 2: List terrain options",
      "  A) Grassland",
      "  B) Mountain",
      "  C) Desert",
      "  D) Urban",
      "  E) Ocean/Sea",
      "  F) Arctic/Ice",
      "Step 3: Analyze geographic characteristics",
      "  Location: Cairo, Egypt",
      "Step 4: Classify terrain type",
      "  Terrain: Urban",
      "FINAL ANSWER: D"
    ],
    "metadata": {
      "track": "applied",
      "track_task_id": "task13",
      "track_description": "Terrain/environment classification from coordinates"
    },
    "candidates": [
      "A) Grassland",
      "B) Mountain",
      "C) Desert",
      "D) Urban",
      "E) Ocean/Sea",
      "F) Arctic/Ice"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate": {
      "lat": 78.0,
      "lon": 15.0
    },
    "coordinate_string": "78.0000, 15.0000",
    "question": "What type of terrain/environment is at coordinates 78.0000, 15.0000?",
    "candidates": [
      "A) Mountain",
      "B) Desert",
      "C) Urban",
      "D) Grassland",
      "E) Ocean/Sea",
      "F) Arctic/Ice"
    ],
    "ground_truth": {
      "terrain_type": "Arctic/Ice",
      "answer": "F",
      "specific_location": "Svalbard Glaciers",
      "region": "Arctic",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "metadata": {
      "track": "applied",
      "track_task_id": "task13",
      "track_description": "Terrain/environment classification from coordinates"
    },
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 78.0000, 15.0000",
      "  What type of terrain/environment is at coordinates 78.0000, 15.0000?...",
      "Step 2: List terrain options",
      "  A) Mountain",
      "  B) Desert",
      "  C) Urban",
      "  D) Grassland",
      "  E) Ocean/Sea",
      "  F) Arctic/Ice",
      "Step 3: Analyze geographic characteristics",
      "  Location: Svalbard Glaciers",
      "Step 4: Classify terrain type",
      "  Terrain: Arctic/Ice",
      "FINAL ANSWER: F"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "51.7144, -107.0305",
    "question": "What type of terrain is at coordinates 51.7144, -107.0305?",
    "ground_truth": {
      "terrain_type": "Grassland",
      "answer": "A",
      "specific_location": "Saskatchewan Grassland, Canada",
      "region": "North America",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Grassland",
      "B) Desert",
      "C) Urban",
      "D) Ocean/Sea",
      "E) Forest",
      "F) Mountain"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 51.7144, -107.0305",
      "  What type of terrain is at coordinates 51.7144, -107.0305?...",
      "Step 2: List terrain options",
      "  A) Grassland",
      "  B) Desert",
      "  C) Urban",
      "  D) Ocean/Sea",
      "  E) Forest",
      "  F) Mountain",
      "Step 3: Analyze geographic characteristics",
      "  Location: Saskatchewan Grassland, Canada",
      "Step 4: Classify terrain type",
      "  Terrain: Grassland",
      "FINAL ANSWER: A"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "-29.8533, -20.1268",
    "question": "What type of terrain is at coordinates -29.8533, -20.1268?",
    "ground_truth": {
      "terrain_type": "Ocean/Sea",
      "answer": "B",
      "specific_location": "South Atlantic Ocean",
      "region": "Atlantic",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Desert",
      "B) Ocean/Sea",
      "C) Arctic/Ice",
      "D) River/Lake",
      "E) Mountain",
      "F) Grassland"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -29.8533, -20.1268",
      "  What type of terrain is at coordinates -29.8533, -20.1268?...",
      "Step 2: List terrain options",
      "  A) Desert",
      "  B) Ocean/Sea",
      "  C) Arctic/Ice",
      "  D) River/Lake",
      "  E) Mountain",
      "  F) Grassland",
      "Step 3: Analyze geographic characteristics",
      "  Location: South Atlantic Ocean",
      "Step 4: Classify terrain type",
      "  Terrain: Ocean/Sea",
      "FINAL ANSWER: B"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "-1.9856, 37.2761",
    "question": "What type of terrain is at coordinates -1.9856, 37.2761?",
    "ground_truth": {
      "terrain_type": "Urban",
      "answer": "A",
      "specific_location": "Nairobi, Kenya",
      "region": "Africa",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Urban",
      "B) Forest",
      "C) Desert",
      "D) River/Lake",
      "E) Arctic/Ice",
      "F) Grassland"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -1.9856, 37.2761",
      "  What type of terrain is at coordinates -1.9856, 37.2761?...",
      "Step 2: List terrain options",
      "  A) Urban",
      "  B) Forest",
      "  C) Desert",
      "  D) River/Lake",
      "  E) Arctic/Ice",
      "  F) Grassland",
      "Step 3: Analyze geographic characteristics",
      "  Location: Nairobi, Kenya",
      "Step 4: Classify terrain type",
      "  Terrain: Urban",
      "FINAL ANSWER: A"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "75.7429, -46.5590",
    "question": "What type of terrain is at coordinates 75.7429, -46.5590?",
    "ground_truth": {
      "terrain_type": "Arctic/Ice",
      "answer": "B",
      "specific_location": "Central-North Greenland Ice",
      "region": "Arctic",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Urban",
      "B) Arctic/Ice",
      "C) Desert",
      "D) Ocean/Sea",
      "E) River/Lake",
      "F) Mountain"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 75.7429, -46.5590",
      "  What type of terrain is at coordinates 75.7429, -46.5590?...",
      "Step 2: List terrain options",
      "  A) Urban",
      "  B) Arctic/Ice",
      "  C) Desert",
      "  D) Ocean/Sea",
      "  E) River/Lake",
      "  F) Mountain",
      "Step 3: Analyze geographic characteristics",
      "  Location: Central-North Greenland Ice",
      "Step 4: Classify terrain type",
      "  Terrain: Arctic/Ice",
      "FINAL ANSWER: B"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "-17.7776, 24.3604",
    "question": "What type of terrain is at coordinates -17.7776, 24.3604?",
    "ground_truth": {
      "terrain_type": "Grassland",
      "answer": "E",
      "specific_location": "African Savanna, Botswana",
      "region": "Africa",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Urban",
      "B) Mountain",
      "C) Ocean/Sea",
      "D) Desert",
      "E) Grassland",
      "F) River/Lake"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: -17.7776, 24.3604",
      "  What type of terrain is at coordinates -17.7776, 24.3604?...",
      "Step 2: List terrain options",
      "  A) Urban",
      "  B) Mountain",
      "  C) Ocean/Sea",
      "  D) Desert",
      "  E) Grassland",
      "  F) River/Lake",
      "Step 3: Analyze geographic characteristics",
      "  Location: African Savanna, Botswana",
      "Step 4: Classify terrain type",
      "  Terrain: Grassland",
      "FINAL ANSWER: E"
    ]
  },
  {
    "task": "terrain_classification",
    "coordinate_string": "34.6336, 74.6519",
    "question": "What type of terrain is at coordinates 34.6336, 74.6519?",
    "ground_truth": {
      "terrain_type": "Mountain",
      "answer": "B",
      "specific_location": "Western Karakoram, Pakistan",
      "region": "Asia",
      "data_sources": [
        "Manual selection from well-known geographic locations",
        "Cross-referenced with geographic databases",
        "Validated via OpenStreetMap Nominatim",
        "Coordinates verified for accuracy"
      ],
      "confidence": "high",
      "elevation": "5000m+",
      "validation_method": "heuristic + nominatim spot check",
      "validation_status": "validated"
    },
    "candidates": [
      "A) Grassland",
      "B) Mountain",
      "C) Urban",
      "D) Desert",
      "E) River/Lake",
      "F) Arctic/Ice"
    ],
    "reasoning_steps": [
      "Step 1: Parse the coordinates",
      "  Coordinates: 34.6336, 74.6519",
      "  What type of terrain is at coordinates 34.6336, 74.6519?...",
      "Step 2: List terrain options",
      "  A) Grassland",
      "  B) Mountain",
      "  C) Urban",
      "  D) Desert",
      "  E) River/Lake",
      "  F) Arctic/Ice",
      "Step 3: Analyze geographic characteristics",
      "  Location: Western Karakoram, Pakistan",
      "Step 4: Classify terrain type",
      "  Terrain: Mountain",
      "FINAL ANSWER: B"
    ]
  }
]