{
	"type": "minecraft:block_column",
	"config": {
		"direction": "up",
		"allowed_placement": {
			"type": "minecraft:any_of",
			"predicates": [
				{
					"type": "minecraft:matching_blocks",
					"offset": [
						0,
						-1,
						0
					],
					"blocks": [
						"minecraft:air",
						"minecraft:water",
						"minecraft:ice"
					]
				}
			]
		},
		"prioritize_tip": false,
		"layers": [
			{
				"height": {
					"type": "minecraft:biased_to_bottom",
					"value": {
						"min_inclusive": 20,
						"max_inclusive": 25
					}
				},
				"provider": {
					"type": "minecraft:simple_state_provider",
					"state": {
						"Name": "minecraft:packed_ice"
					}
				}
			}
		]
	}
}
