{
  "type": "minecraft:simple_random_selector",
  "config": {
    "features": [
      {
        "feature": {
          "type": "minecraft:speleothem",
          "config": {
            "base_block": {
              "Name": "minecraft:sulfur"
            },
            "pointed_block": {
              "Name": "minecraft:sulfur_spike",
              "Properties": {
                "thickness": "tip",
                "vertical_direction": "up",
                "waterlogged": "false"
              }
            },
            "replaceable_blocks": "#minecraft:sulfur_spike_replaceable_blocks"
          }
        },
        "placement": [
          {
            "type": "minecraft:environment_scan",
            "allowed_search_condition": {
              "type": "minecraft:any_of",
              "predicates": [
                {
                  "type": "minecraft:matching_block_tag",
                  "tag": "minecraft:air"
                },
                {
                  "type": "minecraft:matching_blocks",
                  "blocks": "minecraft:water"
                }
              ]
            },
            "direction_of_search": "down",
            "max_steps": 12,
            "target_condition": {
              "type": "minecraft:solid"
            }
          },
          {
            "type": "minecraft:random_offset",
            "xz_spread": 0,
            "y_spread": 1
          }
        ]
      },
      {
        "feature": {
          "type": "minecraft:speleothem",
          "config": {
            "base_block": {
              "Name": "minecraft:sulfur"
            },
            "pointed_block": {
              "Name": "minecraft:sulfur_spike",
              "Properties": {
                "thickness": "tip",
                "vertical_direction": "up",
                "waterlogged": "false"
              }
            },
            "replaceable_blocks": "#minecraft:sulfur_spike_replaceable_blocks"
          }
        },
        "placement": [
          {
            "type": "minecraft:environment_scan",
            "allowed_search_condition": {
              "type": "minecraft:any_of",
              "predicates": [
                {
                  "type": "minecraft:matching_block_tag",
                  "tag": "minecraft:air"
                },
                {
                  "type": "minecraft:matching_blocks",
                  "blocks": "minecraft:water"
                }
              ]
            },
            "direction_of_search": "up",
            "max_steps": 12,
            "target_condition": {
              "type": "minecraft:solid"
            }
          },
          {
            "type": "minecraft:random_offset",
            "xz_spread": 0,
            "y_spread": -1
          }
        ]
      }
    ]
  }
}