{
  "fields": [
    {
      "id": "generate_for_climates",
      "description": "Can be just the name of a biome, or an array of any size. If an array, each entry can be a biome name string, or an array of size 2, where the first entry is a biome name and the second entry is a positive integer representing how that biome is weighted against other entries. If no weight is provided, a weight of 1 is used.",
      "title": "generate_for_climates",
      "dataType": 15
    },
    {
      "id": "hills_transformation",
      "description": "An array of any size containing arrays of exactly two elements. For each contained array, the first element is a climate category string ('medium', 'warm', 'lukewarm', 'cold', or 'frozen'). The second element is a positive integer for how much that entry is weighted relative to other entries.",
      "alternates": [
        {
          "id": "hills_transformation",
          "dataType": 2
        }
      ],
      "title": "hills_transformation",
      "dataType": 17
    },
    {
      "id": "mutate_transformation",
      "title": "mutate_transformation",
      "description": "What biome to switch to when converting to a mutated biome",
      "dataType": 17,
      "alternates": [
        {
          "id": "mutate_transformation",
          "dataType": 2
        }
      ]
    },
    {
      "id": "river_transformation",
      "title": "river_transformation",
      "description": "What biome to switch to when converting to a river biome (if not the Vanilla 'river' biome)",
      "dataType": 17,
      "alternates": [
        {
          "id": "river_transformation",
          "dataType": 2
        }
      ]
    },
    {
      "id": "shore_transformation",
      "title": "shore_transformation",
      "description": "What biome to switch to when adjacent to an ocean biome",
      "dataType": 17,
      "alternates": [
        {
          "id": "shore_transformation",
          "dataType": 2
        }
      ]
    }
  ],
  "description": "Controls how this biome is instantiated (and then potentially modified) during world generation of the overworld.",
  "title": "Overworld Generation Rules",
  "id": "minecraft:overworld_generation_rules"
}