{
  "type": "forge:conditional",
  "recipes": [
    {
      "conditions": [
        {
          "type": "forge:and",
          "values": [
            {
              "type": "forge:item_exists",
              "item": "functionalstorage:birch_1"
            }
          ]
        }
      ],
      "recipe": {
        "type": "minecraft:crafting_shaped",
        "key": {
          "C": {
            "tag": "forge:chests/wooden"
          },
          "P": {
            "item": "minecraft:birch_planks"
          }
        },
        "pattern": [
          "PPP",
          " C ",
          "PPP"
        ],
        "result": {
          "item": "functionalstorage:birch_1"
        }
      }
    }
  ]
}