{
  "result": {
    "item": "overloaded:railgun"
  },
  "pattern": [
    "AAB",
    " AA"
  ],
  "type": "minecraft:crafting_shaped",
  "key": {
    "A": {
      "item": "extendedcrafting:nether_star_block"
    },
    "B": {
      "item": "overloaded:energy_core"
    }
  }
}