{
    "decisions": [
        {
            "candidate_id": "refc_ec4de16031709965",
            "decision": "accept",
            "reason_codes": [
                "semantic_supported",
                "exact_on_snapshot"
            ],
            "grounds": [
                "entity_meaning",
                "role_meaning"
            ],
            "cited_evidence_ids": [
                "refm_59ac992ca0fa2881",
                "keycert_18b8e1b04f410ca5"
            ],
            "claims": [
                {
                    "fact": "matched_distinct_tuples",
                    "value": 99441
                },
                {
                    "fact": "unmatched_distinct_tuples",
                    "value": 0
                },
                {
                    "fact": "parent_rows",
                    "value": 99441
                }
            ],
            "rationale": "In the Olist data, orders.customer_id is a per-order customer identifier that points to the customers table, which has one row per customer_id and carries customer_unique_id for the actual person. The role is a customer reference and every order's value matches a parent row."
        }
    ],
    "suggestions": []
}