{
  "item":
  [
    ["basic-electronic-circuit-board", "electronic-circuit"],
    ["electronic-circuit-board", "advanced-circuit"],
    ["electronic-processing-board", "processing-unit"],
    ["electronic-processing-board-2", "advanced-processing-unit"],

    ["synthetic-wood", "wood"]
  ],
  "recipe":
  [
    ["wooden-board-synthetic", "wooden-board"],
    ["phenolic-board-synthetic", "phenolic-board"]
  ]
}