{
  "type": "minecraft:jigsaw",
  "biomes": "#cataclysm:has_structure/ancient_factory_biomes",
  "start_pool": "cataclysm:ancient_factory/start_pool",
  "size": 6,
  "max_distance_from_center": 72,
  "step": "underground_decoration",
  "terrain_adaptation": "beard_thin",
  "start_height": {
    "absolute": 250
  },
  "use_expansion_hack": false,
  "spawn_overrides": {
  }
}