{
  "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.",
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    {
      "piece_id": "large_tri_1",
      "color": [
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        119,
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      ],
      "vertices": [
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      "start_pose": {
        "reflect": false,
        "rot_deg": 225.0,
        "tx": 137.255339553402,
        "ty": 153.3081784360641
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    },
    {
      "piece_id": "large_tri_2",
      "color": [
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      "vertices": [
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          0.0
        ],
        [
          128.0,
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        [
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          128.0
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      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 180.0,
        "tx": 751.477428666311,
        "ty": 189.860359139052
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    },
    {
      "piece_id": "medium_tri",
      "color": [
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        64
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      "vertices": [
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        [
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        [
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      "start_pose": {
        "reflect": false,
        "rot_deg": 315.0,
        "tx": 606.2882520115903,
        "ty": 354.21149018211224
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    },
    {
      "piece_id": "square",
      "color": [
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      "vertices": [
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        [
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        [
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          64.0
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        [
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      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 45.0,
        "tx": 292.2610112424494,
        "ty": 251.33564117217378
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    },
    {
      "piece_id": "parallelogram",
      "color": [
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      ],
      "vertices": [
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        [
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        [
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      ],
      "start_pose": {
        "reflect": true,
        "rot_deg": 270.0,
        "tx": 87.44641049719937,
        "ty": 127.84078987027078
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    },
    {
      "piece_id": "small_tri_1",
      "color": [
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        133
      ],
      "vertices": [
        [
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        [
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        [
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      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 270.0,
        "tx": 160.71628467926448,
        "ty": 338.24917376126564
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    },
    {
      "piece_id": "small_tri_2",
      "color": [
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        54
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      "vertices": [
        [
          0.0,
          0.0
        ],
        [
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        [
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          64.0
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      ],
      "start_pose": {
        "reflect": false,
        "rot_deg": 315.0,
        "tx": 719.9791458613104,
        "ty": 275.5206273252491
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    }
  ],
  "target_silhouette": [
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        272.0
      ],
      [
        384.0,
        336.0
      ],
      [
        512.0,
        336.0
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      [
        576.0,
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      [
        576.0,
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      [
        512.0,
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      [
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      [
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      [
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      [
        320.0,
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      [
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      [
        320.0,
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      [
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    ]
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}