[
  { "id": "POTION", "type": "MEDICINE", "weight": 1.0, "name": "potion" },
  { "id": "POTATO", "type": "FOOD", "weight": 0.5, "name": "potato" },
  { "id": "APPLE", "type": "FOOD", "weight": 0.3, "name": "apple" }
]