{
  "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": 225.0,
        "tx": 660.9125660029121,
        "ty": 448.8050422889054
      }
    },
    {
      "piece_id": "large_tri_2",
      "color": [
        70,
        111,
        93
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          140.0,
          0.0
        ],
        [
          0.0,
          140.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 270.0,
        "tx": 89.52731490711597,
        "ty": 363.0383441807298
      }
    },
    {
      "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": 270.0,
        "tx": 680.0717325475352,
        "ty": 263.88950714920963
      }
    },
    {
      "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": 168.16550984096898,
        "ty": 109.66097942559662
      }
    },
    {
      "piece_id": "parallelogram",
      "color": [
        177,
        119,
        48
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          70.0,
          0.0
        ],
        [
          140.0,
          70.0
        ],
        [
          70.0,
          70.0
        ]
      ],
      "start_pose": {
        "reflect": true,
        "rot_deg": 90.0,
        "tx": 298.45323161584804,
        "ty": 414.031033950865
      }
    },
    {
      "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": 315.0,
        "tx": 639.7198518932506,
        "ty": 85.29802715149306
      }
    },
    {
      "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": 315.0,
        "tx": 759.8183818453205,
        "ty": 168.8135698273264
      }
    }
  ],
  "target_silhouette": [
    [
      [
        381.0,
        170.0
      ],
      [
        311.0,
        170.0
      ],
      [
        381.0,
        240.0
      ],
      [
        311.0,
        240.0
      ],
      [
        311.0,
        310.0
      ],
      [
        381.0,
        310.0
      ],
      [
        381.0,
        380.0
      ],
      [
        451.0,
        310.0
      ],
      [
        521.0,
        380.0
      ],
      [
        521.0,
        240.0
      ],
      [
        521.0,
        100.0
      ],
      [
        451.0,
        100.0
      ],
      [
        381.0,
        170.0
      ]
    ]
  ]
}