{
  "id": 5,
  "name": "Crossing",
  "chapter": 1,
  "grid": "7x7",
  "par": 8,
  "difficulty": "Easy",
  "mechanics": [
    "slide"
  ],
  "pieces": [
    {
      "shape": "bar3",
      "start": [
        1,
        1
      ],
      "goal": [
        5,
        1
      ]
    }
  ]
}