[
  {
    "id": "arcology_vitamin_shop",
    "type": "item_group",
    "items": [ [ "cream_prot_cold", 25 ], [ "cream_greater_prot_cold", 5 ], [ "homeopathic_pills", 80 ] ]
  },
  {
    "type": "item_group",
    "id": "wreckage",
    "subtype": "distribution",
    "items": [
      { "item": "chain", "prob": 5 },
      { "item": "lc_steel_chunk", "prob": 30 },
      { "item": "spring", "prob": 50 },
      { "item": "lc_steel_lump", "prob": 20 },
      { "item": "frame", "prob": 10 },
      { "item": "hdframe", "prob": 10 },
      { "item": "cu_pipe", "prob": 15 },
      { "item": "scrap_copper", "prob": 30 },
      { "item": "scrap", "prob": 30 },
      { "item": "pipe", "prob": 15 }
    ]
  }
]
