{
  "biomes": [
    "minecraft:*mountains",
    "minecraft:mountains*"
  ],
  "match": [
    [
      "minecraft:decorated",
      "minecraft:grass"
    ]
  ],
  "replace": {
    "name": "minecraft:decorated",
    "config": {
      "feature": {
        "name": "minecraft:random_patch",
        "config": {
          "state_provider": {
            "type": "minecraft:simple_state_provider",
            "state": {
              "Name": "minecraft:grass"
            }
          },
          "block_placer": {
            "type": "minecraft:simple_block_placer"
          },
          "whitelist": [],
          "blacklist": [],
          "tries": 64,
          "xspread": 7,
          "yspread": 3,
          "zspread": 7,
          "can_replace": false,
          "project": false,
          "need_water": false
        }
      },
      "decorator": {
        "name": "minecraft:count_heightmap_double",
        "config": {
          "count": 3
        }
      }
    }
  }
}