{
  "feature": "clifftree:tundra_rock",
  "placement": [
    {
      "type": "minecraft:count",
      "count": {
        "type": "minecraft:weighted_list",
        "distribution": [
          {
            "data": 3,
            "weight": 1
          },
          {
            "data": 0,
            "weight": 2
          },
          {
            "data": 2,
            "weight": 8
          }
        ]
      }
    },
    {
      "type": "minecraft:in_square"
    },
    {
      "type": "minecraft:heightmap",
      "heightmap": "MOTION_BLOCKING"
    },
    {
      "type": "minecraft:block_predicate_filter",
      "predicate": {
        "type": "minecraft:would_survive",
        "offset": [
          0,
          0,
          0
        ],
        "state": {
          "Name": "minecraft:short_grass"
        }
      }
    },
    {
      "type": "minecraft:biome"
    }
  ]
}
