{
  "prompt": {
    "id": "maths-08",
    "category": "maths",
    "kind": "puzzle",
    "title": "Weighing coins",
    "text": "Twelve coins, one is fake and either heavier or lighter. A balance scale and three weighings. Find the fake and say whether it is heavy or light.",
    "tags": [
      "logic"
    ]
  },
  "recent_replies": []
}