{
  "type": "minecraft:disk",
  "config": {
    "half_height": 2,
    "radius": {
      "type": "minecraft:uniform",
      "max_inclusive": 6,
      "min_inclusive": 2
    },
    "state_provider": {
      "fallback": {
        "type": "minecraft:simple_state_provider",
        "state": {
          "Name": "minecraft:dirt"
        }
      },
      "rules": [
        {
          "if_true": {
            "type": "minecraft:not",
            "predicate": {
              "type": "minecraft:any_of",
              "predicates": [
                {
                  "type": "minecraft:solid",
                  "offset": [
                    0,
                    1,
                    0
                  ]
                },
                {
                  "type": "minecraft:matching_fluids",
                  "fluids": "minecraft:water",
                  "offset": [
                    0,
                    1,
                    0
                  ]
                }
              ]
            }
          },
          "then": {
            "type": "minecraft:simple_state_provider",
            "state": {
              "Name": "minecraft:grass_block",
              "Properties": {
                "snowy": "false"
              }
            }
          }
        }
      ]
    },
    "target": {
      "type": "minecraft:matching_blocks",
      "blocks": [
        "minecraft:dirt",
        "minecraft:mud"
      ]
    }
  }
}