[
  {
    "type": "connect_group",
    "id": "WALL",
    "group_flags": [ "WALL", "CONNECT_WITH_WALL" ],
    "connects_to_flags": [ "WALL", "CONNECT_WITH_WALL" ]
  },
  {
    "type": "connect_group",
    "id": "CHAINFENCE"
  },
  {
    "type": "connect_group",
    "id": "WOODFENCE"
  },
  {
    "type": "connect_group",
    "id": "RAILING"
  },
  {
    "type": "connect_group",
    "id": "POOLWATER"
  },
  {
    "type": "connect_group",
    "id": "WATER"
  },
  {
    "type": "connect_group",
    "id": "PAVEMENT"
  },
  {
    "type": "connect_group",
    "id": "PAVEMENT_MARKING"
  },
  {
    "type": "connect_group",
    "id": "PAVEMENT_ZEBRA"
  },
  {
    "type": "connect_group",
    "id": "RAIL"
  },
  {
    "type": "connect_group",
    "id": "COUNTER"
  },
  {
    "type": "connect_group",
    "id": "CANVAS_WALL"
  },
  {
    "type": "connect_group",
    "id": "SAND"
  },
  {
    "type": "connect_group",
    "id": "SANDMOUND"
  },
  {
    "type": "connect_group",
    "id": "SANDGLASS"
  },
  {
    "type": "connect_group",
    "id": "PIT_DEEP"
  },
  {
    "type": "connect_group",
    "id": "LINOLEUM"
  },
  {
    "type": "connect_group",
    "id": "CARPET"
  },
  {
    "type": "connect_group",
    "id": "CONCRETE"
  },
  {
    "type": "connect_group",
    "id": "BRICKFLOOR"
  },
  {
    "type": "connect_group",
    "id": "MARBLEFLOOR"
  },
  {
    "type": "connect_group",
    "id": "CLAY"
  },
  {
    "type": "connect_group",
    "id": "CLAYMOUND"
  },
  {
    "type": "connect_group",
    "id": "DIRT"
  },
  {
    "type": "connect_group",
    "id": "DIRTMOUND"
  },
  {
    "type": "connect_group",
    "id": "MUD"
  },
  {
    "type": "connect_group",
    "id": "ROCKFLOOR"
  },
  {
    "type": "connect_group",
    "id": "MULCHFLOOR"
  },
  {
    "type": "connect_group",
    "id": "METALFLOOR"
  },
  {
    "type": "connect_group",
    "id": "WOODFLOOR"
  },
  {
    "type": "connect_group",
    "id": "INDOORFLOOR",
    "group_flags": [ "INDOORS" ],
    "rotates_to_flags": [ "WINDOW", "DOOR" ]
  }
]
