{
  "type": "minecraft:crafting_shaped",
  "pattern": [
    "BBB",
    "BTB",
    "BFB"
  ],
  "key": {
    "B": [
      {
        "item": "railcraft:bronze_plate"
      }
    ],
    "F": [
      {
        "item": "railcraft:solid_fueled_firebox"
      }
    ],
    "T": [
      {
        "item": "railcraft:low_pressure_steam_boiler_tank"
      }
    ]
  },
  "result": {
    "item": "immersive_aircraft:boiler"
  }
}