{
  "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": [
        177,
        119,
        48
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          140.0,
          0.0
        ],
        [
          0.0,
          140.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 225.0,
        "tx": 187.5247117853456,
        "ty": 245.45101376898796
      }
    },
    {
      "piece_id": "large_tri_2",
      "color": [
        132,
        53,
        133
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          140.0,
          0.0
        ],
        [
          0.0,
          140.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 270.0,
        "tx": 676.8861733927963,
        "ty": 374.84174201517527
      }
    },
    {
      "piece_id": "medium_tri",
      "color": [
        147,
        94,
        54
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          98.9949,
          0.0
        ],
        [
          0.0,
          98.9949
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 45.0,
        "tx": 99.79372971404086,
        "ty": 324.8015547041146
      }
    },
    {
      "piece_id": "square",
      "color": [
        64,
        139,
        151
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          70.0,
          0.0
        ],
        [
          70.0,
          70.0
        ],
        [
          0.0,
          70.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 90.0,
        "tx": 179.05402820748918,
        "ty": 53.13951679835667
      }
    },
    {
      "piece_id": "parallelogram",
      "color": [
        66,
        72,
        155
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          70.0,
          0.0
        ],
        [
          140.0,
          70.0
        ],
        [
          70.0,
          70.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 0.0,
        "tx": 51.45819578983699,
        "ty": 201.60138973082562
      }
    },
    {
      "piece_id": "small_tri_1",
      "color": [
        70,
        111,
        93
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          70.0,
          0.0
        ],
        [
          0.0,
          70.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 135.0,
        "tx": 667.2321865288258,
        "ty": 72.48478815855646
      }
    },
    {
      "piece_id": "small_tri_2",
      "color": [
        164,
        75,
        64
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          70.0,
          0.0
        ],
        [
          0.0,
          70.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 180.0,
        "tx": 555.442173677776,
        "ty": 157.18772655115282
      }
    }
  ],
  "target_silhouette": [
    [
      [
        381.0,
        170.0
      ],
      [
        311.0,
        170.0
      ],
      [
        381.0,
        240.0
      ],
      [
        381.0,
        310.0
      ],
      [
        311.0,
        240.0
      ],
      [
        311.0,
        310.0
      ],
      [
        311.0,
        380.0
      ],
      [
        381.0,
        380.0
      ],
      [
        521.0,
        380.0
      ],
      [
        521.0,
        240.0
      ],
      [
        451.0,
        170.0
      ],
      [
        451.0,
        100.0
      ],
      [
        381.0,
        170.0
      ]
    ]
  ]
}