{
    "variants": {
        "half=lower": [ { "model": "block/large_fern_bottom", "weight":1 },
			{ "model": "block/large_fern_bottom1", "weight":1 },
			{ "model": "block/large_fern_bottom2", "weight":1 } ],
        "half=upper": [ { "model": "block/large_fern_top", "weight":1 },
			{ "model": "block/large_fern_top1", "weight":1 },
			{ "model": "block/large_fern_top2", "weight":1 } ]
    }
}