{
  "type": "minecraft:sequence",
  "features": [
    {
      "feature": {
        "type": "minecraft:lake",
        "barrier": {
          "id": "minecraft:sulfur"
        },
        "can_place_feature": {
          "type": "minecraft:not",
          "predicate": {
            "type": "minecraft:matching_blocks",
            "blocks": "minecraft:sulfur_spike"
          }
        },
        "can_replace_with_air_or_fluid": {
          "type": "minecraft:not",
          "predicate": {
            "type": "minecraft:matching_block_tag",
            "tag": "minecraft:features_cannot_replace"
          }
        },
        "can_replace_with_barrier": {
          "type": "minecraft:not",
          "predicate": {
            "type": "minecraft:matching_block_tag",
            "tag": "minecraft:lava_pool_stone_cannot_replace"
          }
        },
        "fluid": {
          "id": "minecraft:water",
          "properties": {
            "level": "0"
          }
        }
      },
      "placement": []
    },
    {
      "feature": {
        "type": "minecraft:simple_block",
        "to_place": {
          "id": "minecraft:potent_sulfur",
          "properties": {
            "potent_sulfur_state": "wet"
          }
        }
      },
      "placement": [
        {
          "type": "minecraft:environment_scan",
          "direction_of_search": "down",
          "max_steps": 4,
          "target_condition": {
            "type": "minecraft:all_of",
            "predicates": [
              {
                "type": "minecraft:solid"
              },
              {
                "type": "minecraft:matching_fluids",
                "fluids": "minecraft:water",
                "offset": [
                  0,
                  1,
                  0
                ]
              }
            ]
          }
        }
      ]
    }
  ]
}