{
  "type": "minecraft:crafting_shaped",
  "pattern": [
    "###",
    "# #",
    "###"
  ],
  "key": {
    "#": {
      "item": "minecraft:polished_deepslate"
    }
  },
  "result": {
    "item": "quark:deepslate_furnace"
  },
  "conditions": [
      {
        "type": "quark:flag",
        "flag": "variant_furnaces"
      }
  ]
}