{
  "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": [
        70,
        111,
        93
      ],
      "vertices": [
        [
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          0.0
        ],
        [
          140.0,
          0.0
        ],
        [
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          140.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 0.0,
        "tx": 595.9751421896408,
        "ty": 26.285105448574186
      }
    },
    {
      "piece_id": "large_tri_2",
      "color": [
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        64
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          140.0,
          0.0
        ],
        [
          0.0,
          140.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 315.0,
        "tx": 71.90954842962412,
        "ty": 209.08881594498337
      }
    },
    {
      "piece_id": "medium_tri",
      "color": [
        132,
        53,
        133
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          98.9949,
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        ],
        [
          0.0,
          98.9949
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      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 270.0,
        "tx": 226.94114222211152,
        "ty": 453.0913462742211
      }
    },
    {
      "piece_id": "square",
      "color": [
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        139,
        151
      ],
      "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": 135.0,
        "tx": 775.7860246433597,
        "ty": 368.9942599635778
      }
    },
    {
      "piece_id": "parallelogram",
      "color": [
        147,
        94,
        54
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          70.0,
          0.0
        ],
        [
          140.0,
          70.0
        ],
        [
          70.0,
          70.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 45.0,
        "tx": 233.1186719670448,
        "ty": 183.23385592352753
      }
    },
    {
      "piece_id": "small_tri_1",
      "color": [
        66,
        72,
        155
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          70.0,
          0.0
        ],
        [
          0.0,
          70.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 225.0,
        "tx": 100.57795157713016,
        "ty": 122.38566603337942
      }
    },
    {
      "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": 270.0,
        "tx": 88.2284451414189,
        "ty": 436.5518979536646
      }
    }
  ],
  "target_silhouette": [
    [
      [
        346.0,
        240.0
      ],
      [
        416.0,
        240.0
      ],
      [
        416.0,
        310.0
      ],
      [
        416.0,
        380.0
      ],
      [
        486.0,
        310.0
      ],
      [
        556.0,
        310.0
      ],
      [
        556.0,
        240.0
      ],
      [
        556.0,
        170.0
      ],
      [
        486.0,
        240.0
      ],
      [
        486.0,
        100.0
      ],
      [
        346.0,
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      ],
      [
        276.0,
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      ],
      [
        346.0,
        240.0
      ]
    ]
  ]
}