{
  "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": [
        147,
        94,
        54
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          140.0,
          0.0
        ],
        [
          0.0,
          140.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 90.0,
        "tx": 173.30538425543264,
        "ty": 165.4902394556011
      }
    },
    {
      "piece_id": "large_tri_2",
      "color": [
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        75,
        64
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          140.0,
          0.0
        ],
        [
          0.0,
          140.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 0.0,
        "tx": 232.3946068851884,
        "ty": 76.66385313280452
      }
    },
    {
      "piece_id": "medium_tri",
      "color": [
        70,
        111,
        93
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          98.9949,
          0.0
        ],
        [
          0.0,
          98.9949
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      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 315.0,
        "tx": 615.8991763835902,
        "ty": 147.01147722964356
      }
    },
    {
      "piece_id": "square",
      "color": [
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        72,
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      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          70.0,
          0.0
        ],
        [
          70.0,
          70.0
        ],
        [
          0.0,
          70.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 225.0,
        "tx": 185.00783374292394,
        "ty": 403.0000075162239
      }
    },
    {
      "piece_id": "parallelogram",
      "color": [
        132,
        53,
        133
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          70.0,
          0.0
        ],
        [
          140.0,
          70.0
        ],
        [
          70.0,
          70.0
        ]
      ],
      "start_pose": {
        "reflect": true,
        "rot_deg": 135.0,
        "tx": 637.2483763430554,
        "ty": 391.55118489413036
      }
    },
    {
      "piece_id": "small_tri_1",
      "color": [
        177,
        119,
        48
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          70.0,
          0.0
        ],
        [
          0.0,
          70.0
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      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 90.0,
        "tx": 779.4014997680995,
        "ty": 254.09940887768903
      }
    },
    {
      "piece_id": "small_tri_2",
      "color": [
        64,
        139,
        151
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          70.0,
          0.0
        ],
        [
          0.0,
          70.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 0.0,
        "tx": 58.8065281275116,
        "ty": 347.7580839866624
      }
    }
  ],
  "target_silhouette": [
    [
      [
        416.0,
        170.0
      ],
      [
        416.0,
        240.0
      ],
      [
        346.0,
        170.0
      ],
      [
        346.0,
        240.0
      ],
      [
        276.0,
        240.0
      ],
      [
        346.0,
        310.0
      ],
      [
        276.0,
        380.0
      ],
      [
        346.0,
        380.0
      ],
      [
        416.0,
        310.0
      ],
      [
        556.0,
        310.0
      ],
      [
        556.0,
        170.0
      ],
      [
        486.0,
        100.0
      ],
      [
        416.0,
        170.0
      ]
    ]
  ]
}