{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://example.org/schemas/route-decoder-v2.0.json",
  "title": "Route Decoder Output v2.0",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema_version",
    "decision",
    "theorem",
    "route",
    "rejection",
    "evidence_used"
  ],
  "properties": {
    "schema_version": {
      "const": "route-decoder-v2.0"
    },
    "decision": {
      "type": "string",
      "enum": [
        "ACCEPT",
        "REJECT",
        "ABSTAIN"
      ]
    },
    "theorem": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "id",
        "name",
        "canonical_statement_latex",
        "assumptions_used",
        "confidence"
      ],
      "properties": {
        "id": {
          "type": [
            "string",
            "null"
          ],
          "maxLength": 160
        },
        "name": {
          "type": [
            "string",
            "null"
          ],
          "maxLength": 240
        },
        "canonical_statement_latex": {
          "type": [
            "string",
            "null"
          ],
          "maxLength": 3000
        },
        "assumptions_used": {
          "type": "array",
          "maxItems": 12,
          "items": {
            "type": "string",
            "maxLength": 500
          }
        },
        "confidence": {
          "type": "number",
          "minimum": 0,
          "maximum": 1
        }
      }
    },
    "route": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "operations",
        "steps",
        "final_statement_latex",
        "minimality",
        "confidence"
      ],
      "properties": {
        "operations": {
          "type": "array",
          "maxItems": 6,
          "items": {
            "type": "string",
            "enum": [
              "REMOVE_ARGMIN_ENCODING",
              "REMOVE_CHARACTERIZATION_ENCODING",
              "REMOVE_CONTAINMENT_ENCODING",
              "REMOVE_CYLINDER_ENCODING",
              "REMOVE_DISTANCE_ENCODING",
              "REMOVE_FIBER_ENCODING",
              "REMOVE_INTERSECTION_ENCODING",
              "REMOVE_MONOTONE_ENCODING",
              "REMOVE_OPTIMIZATION_ENCODING",
              "REMOVE_PAIR_ENCODING",
              "REMOVE_QUANTIFIER_ENCODING",
              "REMOVE_SET_MEMBERSHIP_ENCODING",
              "REMOVE_TRUTH_TABLE_ENCODING",
              "REMOVE_WITNESS_ENCODING",
              "DENORMALIZE_RELATION",
              "EXPAND_ABBREVIATIONS",
              "OTHER"
            ]
          }
        },
        "steps": {
          "type": "array",
          "maxItems": 6,
          "items": {
            "type": "object",
            "additionalProperties": false,
            "required": [
              "index",
              "operation",
              "operation_free_text",
              "input_latex",
              "output_latex",
              "rule_id",
              "justification",
              "confidence"
            ],
            "properties": {
              "index": {
                "type": "integer",
                "minimum": 1,
                "maximum": 6
              },
              "operation": {
                "type": "string",
                "enum": [
                  "REMOVE_ARGMIN_ENCODING",
                  "REMOVE_CHARACTERIZATION_ENCODING",
                  "REMOVE_CONTAINMENT_ENCODING",
                  "REMOVE_CYLINDER_ENCODING",
                  "REMOVE_DISTANCE_ENCODING",
                  "REMOVE_FIBER_ENCODING",
                  "REMOVE_INTERSECTION_ENCODING",
                  "REMOVE_MONOTONE_ENCODING",
                  "REMOVE_OPTIMIZATION_ENCODING",
                  "REMOVE_PAIR_ENCODING",
                  "REMOVE_QUANTIFIER_ENCODING",
                  "REMOVE_SET_MEMBERSHIP_ENCODING",
                  "REMOVE_TRUTH_TABLE_ENCODING",
                  "REMOVE_WITNESS_ENCODING",
                  "DENORMALIZE_RELATION",
                  "EXPAND_ABBREVIATIONS",
                  "OTHER"
                ]
              },
              "operation_free_text": {
                "type": [
                  "string",
                  "null"
                ],
                "maxLength": 240
              },
              "input_latex": {
                "type": "string",
                "maxLength": 2400
              },
              "output_latex": {
                "type": "string",
                "maxLength": 2400
              },
              "rule_id": {
                "type": [
                  "string",
                  "null"
                ],
                "maxLength": 120
              },
              "justification": {
                "type": "string",
                "maxLength": 500
              },
              "confidence": {
                "type": "number",
                "minimum": 0,
                "maximum": 1
              }
            }
          }
        },
        "final_statement_latex": {
          "type": [
            "string",
            "null"
          ],
          "maxLength": 3000
        },
        "minimality": {
          "type": "string",
          "enum": [
            "MINIMAL",
            "NON_MINIMAL",
            "UNKNOWN"
          ]
        },
        "confidence": {
          "type": "number",
          "minimum": 0,
          "maximum": 1
        }
      }
    },
    "rejection": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "reason",
        "failed_step_index",
        "explanation"
      ],
      "properties": {
        "reason": {
          "type": "string",
          "enum": [
            "NONE",
            "NO_THEOREM_MATCH",
            "NOT_EQUIVALENT",
            "INVALID_TRANSFORMATION",
            "CONTRADICTED_ASSUMPTIONS",
            "ILL_TYPED",
            "AMBIGUOUS",
            "INSUFFICIENT_EVIDENCE"
          ]
        },
        "failed_step_index": {
          "type": [
            "integer",
            "null"
          ],
          "minimum": 1,
          "maximum": 6
        },
        "explanation": {
          "type": "string",
          "maxLength": 700
        }
      }
    },
    "evidence_used": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "theorem_card_ids",
        "transform_rule_ids"
      ],
      "properties": {
        "theorem_card_ids": {
          "type": "array",
          "maxItems": 16,
          "items": {
            "type": "string",
            "maxLength": 120
          }
        },
        "transform_rule_ids": {
          "type": "array",
          "maxItems": 16,
          "items": {
            "type": "string",
            "maxLength": 120
          }
        }
      }
    }
  }
}