{
    "type": "minecraft:random_selector",
    "config": {
        "features": [
            {
                "chance": 0.7,
                "feature": {
                    "feature": {
                        "type": "minecraft:basalt_columns",
                        "config": {
                            "reach": 0,
                            "height": 1
                        }
                    },
                    "placement": []
                }
            },
            {
                "chance": 0.4,
                "feature": {
                    "feature": {
                        "type": "minecraft:basalt_columns",
                        "config": {
                            "reach": {
                                "type": "minecraft:uniform",
                                "min_inclusive": 2,
                                "max_inclusive": 3
                            },
                            "height": {
                                "type": "minecraft:uniform",
                                "min_inclusive": 3,
                                "max_inclusive": 6
                            }
                        }
                    },
                    "placement": []
                }
            }
        ],
        "default": "far_end:nothing"
    }
}