{
  "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": [
        132,
        53,
        133
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          160.0,
          0.0
        ],
        [
          0.0,
          160.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 315.0,
        "tx": 51.340896535823084,
        "ty": 253.902083529688
      }
    },
    {
      "piece_id": "large_tri_2",
      "color": [
        66,
        72,
        155
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          160.0,
          0.0
        ],
        [
          0.0,
          160.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 225.0,
        "tx": 586.0998074346604,
        "ty": 127.86378099908919
      }
    },
    {
      "piece_id": "medium_tri",
      "color": [
        147,
        94,
        54
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          113.1371,
          0.0
        ],
        [
          0.0,
          113.1371
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 0.0,
        "tx": 682.9197390737447,
        "ty": 289.4689597545825
      }
    },
    {
      "piece_id": "square",
      "color": [
        64,
        139,
        151
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          80.0,
          0.0
        ],
        [
          80.0,
          80.0
        ],
        [
          0.0,
          80.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 45.0,
        "tx": 703.2462137739185,
        "ty": 28.647416919250084
      }
    },
    {
      "piece_id": "parallelogram",
      "color": [
        177,
        119,
        48
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          80.0,
          0.0
        ],
        [
          160.0,
          80.0
        ],
        [
          80.0,
          80.0
        ]
      ],
      "start_pose": {
        "reflect": true,
        "rot_deg": 45.0,
        "tx": 478.40349418470817,
        "ty": 452.7344414590985
      }
    },
    {
      "piece_id": "small_tri_1",
      "color": [
        164,
        75,
        64
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          80.0,
          0.0
        ],
        [
          0.0,
          80.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 135.0,
        "tx": 260.86384943158043,
        "ty": 277.46417584926076
      }
    },
    {
      "piece_id": "small_tri_2",
      "color": [
        70,
        111,
        93
      ],
      "vertices": [
        [
          0.0,
          0.0
        ],
        [
          80.0,
          0.0
        ],
        [
          0.0,
          80.0
        ]
      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 180.0,
        "tx": 199.71379885411136,
        "ty": 458.2539401768326
      }
    }
  ],
  "target_silhouette": [
    [
      [
        336.0,
        200.0
      ],
      [
        336.0,
        280.0
      ],
      [
        416.0,
        360.0
      ],
      [
        496.0,
        360.0
      ],
      [
        576.0,
        280.0
      ],
      [
        496.0,
        200.0
      ],
      [
        576.0,
        200.0
      ],
      [
        496.0,
        120.0
      ],
      [
        336.0,
        120.0
      ],
      [
        256.0,
        120.0
      ],
      [
        256.0,
        200.0
      ],
      [
        336.0,
        200.0
      ]
    ]
  ]
}