{
    "decisions": [
        {
            "candidate_id": "refc_404be9f56fe1c52a",
            "decision": "reject",
            "reason_codes": [
                "coincidental_overlap"
            ],
            "grounds": [
                "entity_meaning",
                "role_meaning"
            ],
            "cited_evidence_ids": [
                "refm_4b795c2bd8febb24",
                "keycert_161af33c903a73f2"
            ],
            "claims": [
                {
                    "fact": "matched_distinct_tuples",
                    "value": 211
                }
            ],
            "rationale": "Both columns are ranking positions 1..211 in two different ranking snapshots (2022 and 2026). A rank is an ordinal position, not an identifier of a parent entity, so the full overlap just reflects both being a permutation of 1..211."
        },
        {
            "candidate_id": "refc_a2cde6e4b0ee50f0",
            "decision": "reject",
            "reason_codes": [
                "coincidental_overlap"
            ],
            "grounds": [
                "entity_meaning",
                "role_meaning"
            ],
            "cited_evidence_ids": [
                "refm_32fbe255cd867dd4",
                "keycert_d2266b7be1b6aadf"
            ],
            "claims": [
                {
                    "fact": "self_matched_rows",
                    "value": 66
                }
            ],
            "rationale": "Within one table, current rank and previous rank are two ordinal positions of the same team. A rank value does not refer to a row in the same table, so the complete overlap is a coincidence of both being permutations of 1..211."
        },
        {
            "candidate_id": "refc_fd32477d3868b0a6",
            "decision": "reject",
            "reason_codes": [
                "coincidental_overlap"
            ],
            "grounds": [
                "entity_meaning",
                "role_meaning"
            ],
            "cited_evidence_ids": [
                "refm_06071c10f31013cc",
                "keycert_3b65587fa444b122"
            ],
            "claims": [
                {
                    "fact": "matched_distinct_tuples",
                    "value": 211
                }
            ],
            "rationale": "Rank in the 2022 snapshot and rank in the 2026 snapshot are parallel ordinal columns of two separate rankings. They do not reference each other, and the match comes from both being a permutation of 1..211."
        }
    ],
    "suggestions": [
        {
            "child": "source:raw.fifa_ranking_2022_10_06",
            "child_columns": [
                "team_code"
            ],
            "parent": "source:raw.fifa_ranking_2026_06_08",
            "parent_columns": [
                "team_code"
            ]
        }
    ]
}