{
  "title": "Independent causal hypotheses",
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "hypotheses": {
      "type": "array",
      "minItems": 2,
      "maxItems": 20,
      "items": {
        "type": "object",
        "additionalProperties": false,
        "properties": {
          "id": {"type": "string", "minLength": 1},
          "claim": {"type": "string", "minLength": 1},
          "supporting_evidence_ids": {"type": "array", "items": {"type": "string"}, "maxItems": 30, "uniqueItems": true},
          "contradicting_evidence_ids": {"type": "array", "items": {"type": "string"}, "maxItems": 30, "uniqueItems": true},
          "distinguishing_prediction": {"type": "string", "minLength": 1},
          "status": {"type": "string", "enum": ["supported", "weakened", "unresolved"]}
        },
        "required": ["id", "claim", "supporting_evidence_ids", "contradicting_evidence_ids", "distinguishing_prediction", "status"]
      }
    },
    "missing_evidence": {"type": "array", "items": {"type": "string"}, "maxItems": 30},
    "root_cause_asserted": {"const": false}
  },
  "required": ["hypotheses", "missing_evidence", "root_cause_asserted"]
}