{
  "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
        ],
        [
          140.0,
          0.0
        ],
        [
          0.0,
          140.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 0.0,
        "tx": 98.11370961825796,
        "ty": 268.2461356339066
      }
    },
    {
      "piece_id": "large_tri_2",
      "color": [
        66,
        72,
        155
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          140.0,
          0.0
        ],
        [
          0.0,
          140.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 45.0,
        "tx": 271.76439614559746,
        "ty": 316.57422773950793
      }
    },
    {
      "piece_id": "medium_tri",
      "color": [
        132,
        53,
        133
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          98.9949,
          0.0
        ],
        [
          0.0,
          98.9949
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 180.0,
        "tx": 664.7327471436039,
        "ty": 374.03972332869876
      }
    },
    {
      "piece_id": "square",
      "color": [
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        111,
        93
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          70.0,
          0.0
        ],
        [
          70.0,
          70.0
        ],
        [
          0.0,
          70.0
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      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 45.0,
        "tx": 142.2925438637608,
        "ty": 73.99191727145578
      }
    },
    {
      "piece_id": "parallelogram",
      "color": [
        164,
        75,
        64
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          70.0,
          0.0
        ],
        [
          140.0,
          70.0
        ],
        [
          70.0,
          70.0
        ]
      ],
      "start_pose": {
        "reflect": true,
        "rot_deg": 45.0,
        "tx": 750.3310888975469,
        "ty": 80.2230811319819
      }
    },
    {
      "piece_id": "small_tri_1",
      "color": [
        147,
        94,
        54
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          70.0,
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        ],
        [
          0.0,
          70.0
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      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 135.0,
        "tx": 73.41873824450721,
        "ty": 185.31876015179603
      }
    },
    {
      "piece_id": "small_tri_2",
      "color": [
        177,
        119,
        48
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          70.0,
          0.0
        ],
        [
          0.0,
          70.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 315.0,
        "tx": 743.2577153641729,
        "ty": 231.39795203004098
      }
    }
  ],
  "target_silhouette": [
    [
      [
        346.0,
        170.0
      ],
      [
        276.0,
        170.0
      ],
      [
        346.0,
        240.0
      ],
      [
        346.0,
        310.0
      ],
      [
        416.0,
        310.0
      ],
      [
        416.0,
        380.0
      ],
      [
        486.0,
        380.0
      ],
      [
        486.0,
        310.0
      ],
      [
        556.0,
        310.0
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      [
        556.0,
        170.0
      ],
      [
        486.0,
        240.0
      ],
      [
        416.0,
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      ],
      [
        486.0,
        100.0
      ],
      [
        416.0,
        100.0
      ],
      [
        346.0,
        100.0
      ],
      [
        346.0,
        170.0
      ]
    ]
  ]
}