{
  "type": "maisonnette:expanded_jigsaw",
  "biomes": "#minecraft:is_overworld",
  "step": "underground_structures",
  "terrain_adaptation": "bury",
  "spawn_overrides": {},
  "start_pool": "maisonnette:catacombs/start_pool",
  "size": 10,
  "start_height": {
    "type": "minecraft:uniform",
    "min_inclusive": { "absolute": -40 },
    "max_inclusive": { "absolute": -20 }
  },
  "max_distance_from_center": 1160,
  "use_expansion_hack": false
}