{
    "type": "minecraft:jigsaw",
    "biomes": "#ati_structures:spider_nest",
    "max_distance_from_center": 80,
    "size": 7,
    "spawn_overrides": {
        "monster": {
            "bounding_box": "full",
            "spawns": [
                {
                    "type": "minecraft:spider",
                    "weight": 1,
                    "minCount": 1,
                    "maxCount": 3
                },
                {
                    "type": "minecraft:cave_spider",
                    "weight": 1,
                    "minCount": 1,
                    "maxCount": 2
                }
            ]
        }
    },
    "start_height": {
        "absolute": -11
    },
    "start_pool": "ati_structures:spider_nest",
    "step": "underground_structures",
    "terrain_adaptation": "none",
    "use_expansion_hack": true
}