{
  "type": "minecraft:crafting_shaped",
  "category": "misc",
  "key": {
    "a": {
      "item": "railcraft:brass_gear"
    },
    "b": {
      "item": "minecraft:piston"
    },
    "c": {
      "item": "immersiveengineering:capacitor_lv"
    },
    "d": {
      "item": "railcraft:charge_motor"
    }
  },
  "pattern": [
    "aba",
    "bcb",
    "ada"
  ],
  "result": {
    "item": "railcraft:powered_rolling_machine"
  },
  "show_notification": true
}