{
  "items": [
    "Builder's Helmet",
    "Builder's Boots",
    "Builder's Trousers",
    "Builder's Breastplate"
  ],
  "bonuses": [
    {},
    {
      "xpb": 5
    },
    {
      "xpb": 10
    },
    {
      "xpb": 15
    }
  ]
}