{
  "canvas": {
    "width": 832,
    "height": 480
  },
  "instructions": "Rigidly move all seven pieces (translation + rotation; the parallelogram may also be reflected) so that together they exactly tile target_silhouette without overlaps. Report each piece's final pose.",
  "pieces": [
    {
      "piece_id": "large_tri_1",
      "color": [
        64,
        139,
        151
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          106.6667,
          0.0
        ],
        [
          0.0,
          106.6667
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 225.0,
        "tx": 87.51164814868373,
        "ty": 246.38636041146935
      }
    },
    {
      "piece_id": "large_tri_2",
      "color": [
        66,
        72,
        155
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          106.6667,
          0.0
        ],
        [
          0.0,
          106.6667
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 135.0,
        "tx": 295.7370266783076,
        "ty": 386.1469846238482
      }
    },
    {
      "piece_id": "medium_tri",
      "color": [
        132,
        53,
        133
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          75.4247,
          0.0
        ],
        [
          0.0,
          75.4247
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 180.0,
        "tx": 665.8482427101858,
        "ty": 87.73697653908118
      }
    },
    {
      "piece_id": "square",
      "color": [
        147,
        94,
        54
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          53.3333,
          0.0
        ],
        [
          53.3333,
          53.3333
        ],
        [
          0.0,
          53.3333
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 270.0,
        "tx": 645.8741864800513,
        "ty": 172.63934418785678
      }
    },
    {
      "piece_id": "parallelogram",
      "color": [
        70,
        111,
        93
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          53.3333,
          0.0
        ],
        [
          106.6667,
          53.3333
        ],
        [
          53.3333,
          53.3333
        ]
      ],
      "start_pose": {
        "reflect": true,
        "rot_deg": 180.0,
        "tx": 489.51984051223394,
        "ty": 436.68099887199446
      }
    },
    {
      "piece_id": "small_tri_1",
      "color": [
        177,
        119,
        48
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          53.3333,
          0.0
        ],
        [
          0.0,
          53.3333
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 90.0,
        "tx": 662.380923548589,
        "ty": 216.7380733974659
      }
    },
    {
      "piece_id": "small_tri_2",
      "color": [
        164,
        75,
        64
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          53.3333,
          0.0
        ],
        [
          0.0,
          53.3333
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 270.0,
        "tx": 749.1173363104582,
        "ty": 180.993906785054
      }
    }
  ],
  "target_silhouette": [
    [
      [
        416.0,
        133.3333
      ],
      [
        362.6667,
        133.3333
      ],
      [
        309.3333,
        186.6667
      ],
      [
        256.0,
        186.6667
      ],
      [
        362.6667,
        293.3333
      ],
      [
        362.6667,
        346.6667
      ],
      [
        416.0,
        293.3333
      ],
      [
        469.3333,
        293.3333
      ],
      [
        522.6667,
        240.0
      ],
      [
        576.0,
        240.0
      ],
      [
        522.6667,
        186.6667
      ],
      [
        469.3333,
        186.6667
      ],
      [
        469.3333,
        240.0
      ],
      [
        416.0,
        240.0
      ],
      [
        362.6667,
        186.6667
      ],
      [
        416.0,
        133.3333
      ]
    ]
  ]
}