{
  "type": "object",
  "additionalProperties": false,
  "required": ["winner", "ranking", "verdicts"],
  "properties": {
    "winner": { "type": "string", "enum": ["A", "B", "C"] },
    "ranking": {
      "type": "array",
      "minItems": 3,
      "maxItems": 3,
      "items": { "type": "string", "enum": ["A", "B", "C"] }
    },
    "verdicts": {
      "type": "array",
      "minItems": 3,
      "maxItems": 3,
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": ["label", "score", "verdict_ko"],
        "properties": {
          "label": { "type": "string", "enum": ["A", "B", "C"] },
          "score": { "type": "integer", "minimum": 0, "maximum": 10 },
          "verdict_ko": { "type": "string", "minLength": 5 }
        }
      }
    }
  }
}