{
    "decisions": [
        {
            "candidate_id": "refc_348fbff57743446e",
            "decision": "ambiguous",
            "reason_codes": [
                "competing_target"
            ],
            "grounds": [
                "entity_meaning",
                "row_grain"
            ],
            "cited_evidence_ids": [
                "refm_5e7b60b7ea2d0331",
                "refm_eaf5988d997bb765"
            ],
            "claims": [
                {
                    "fact": "unmatched_distinct_tuples",
                    "value": 3
                },
                {
                    "fact": "matched_distinct_tuples",
                    "value": 45
                }
            ],
            "rationale": "away_team is a national team, and both ranking snapshots hold one row per team. They match identically (45 matched, 3 unmatched distinct teams), so nothing separates the 2022 snapshot from the 2026 one."
        },
        {
            "candidate_id": "refc_b46ca33f0f593c2e",
            "decision": "ambiguous",
            "reason_codes": [
                "competing_target"
            ],
            "grounds": [
                "entity_meaning",
                "row_grain"
            ],
            "cited_evidence_ids": [
                "refm_eaf5988d997bb765",
                "refm_5e7b60b7ea2d0331"
            ],
            "claims": [
                {
                    "fact": "unmatched_distinct_tuples",
                    "value": 3
                },
                {
                    "fact": "matched_distinct_tuples",
                    "value": 45
                }
            ],
            "rationale": "The 2026 ranking is the closer in time to a 2026 schedule, but the measurements are identical for both parents. Neither ranking table is a canonical team table, so I cannot pick one."
        }
    ],
    "suggestions": []
}