{
    "decisions": [
        {
            "candidate_id": "refc_c425f4a30c846168",
            "decision": "accept",
            "reason_codes": [
                "semantic_supported",
                "exact_on_snapshot"
            ],
            "grounds": [
                "entity_meaning",
                "role_meaning"
            ],
            "cited_evidence_ids": [
                "refm_47ec931067f4b8e3",
                "keycert_dc2b679d0f0131f4"
            ],
            "claims": [
                {
                    "fact": "unmatched_rows",
                    "value": 0
                },
                {
                    "fact": "parent_rows",
                    "value": 99441
                },
                {
                    "fact": "distinct_eligible_tuples",
                    "value": 98666
                }
            ],
            "rationale": "Order items are line items belonging to an order, and the orders table holds one row per order. Every child order_id matches exactly one parent row, so this is the natural order-to-line-item reference. The parent key was found only by the bounded key search, so the accept rests on what the columns mean."
        }
    ],
    "suggestions": []
}