```json { "scores": [ { "id": "cnv_9fdaa1a2dd20435e", "score": 85, "tier": "great", "rationale": "Clear, concrete explanation of dataset scope and row semantics. Essential orientation for any analyst." }, { "id": "cnv_2c204d96266440dd", "score": 82, "tier": "great", "rationale": "Systematic column classification with evidence. Identifies critical mislabeling (No=names, Champion=orgs). Actionable." }, { "id": "cnv_9386536c23f44bc4", "score": 72, "tier": "regular", "rationale": "Sample rows shown but answer vague on actual values. Confirms structure but lacks specificity on data patterns." }, { "id": "cnv_ddefe596d0cf4c9d", "score": 75, "tier": "regular", "rationale": "Complete data quality check with concrete result (0% nulls). Useful baseline but not surprising or actionable." }, { "id": "cnv_5ae90c61772348bf", "score": 68, "tier": "regular", "rationale": "Confirms no exact duplicates with evidence. Useful validation but low signal; expected for clean registry data." }, { "id": "cnv_6bfaf128cc404173", "score": 70, "tier": "regular", "rationale": "Cardinality counts provided with table. Useful reference but mechanical; doesn't reveal patterns or issues." }, { "id": "cnv_c6f7d25014c945a7", "score": 78, "tier": "regular", "rationale": "Identifies critical issue: only 7/144 rows have numeric Days values. Reveals data quality problem with specificity." }, { "id": "cnv_ed15d2ba08d7458f", "score": 88, "tier": "great", "rationale": "Comprehensive data quality audit with concrete examples (5 patterns in Days, 63 rows with 'def.'). Highly actionable." }, { "id": "cnv_d6a75c60e28c4528", "score": 76, "tier": "regular", "rationale": "Named champions with frequencies (Holyfield 4x, etc.). Useful but mechanical; doesn't explain significance." }, { "id": "cnv_9ec03dbfa58d4264", "score": 35, "tier": "not_useful", "rationale": "Explicitly incomplete ('tool failures'). Provides dataset overview but no actual correlation findings." }, { "id": "cnv_931bb74ffe5f4975", "score": 72, "tier": "regular", "rationale": "Identifies Days as key metric with data quality caveats. Useful but hampered by incomplete analysis (partial confidence)." }, { "id": "cnv_92e5ff07879d4718", "score": 65, "tier": "regular", "rationale": "Confirms growing trend 1892-2024 with some year counts. Partial evidence; lacks statistical rigor or visualization." }, { "id": "cnv_a31540cc067b4548", "score": 70, "tier": "regular", "rationale": "Identifies 1996 spike (6 reigns) and other peaks with years. Concrete but incomplete; partial confidence limits trust." }, { "id": "cnv_a41a7620ef45473c", "score": 42, "tier": "not_useful", "rationale": "Acknowledges column confusion but fails to answer the question. Partial evidence; incomplete analysis." }, { "id": "cnv_01745e477feb4ce9", "score": 68, "tier": "regular", "rationale": "Confirms 144 rows, 12 columns, 47 champions. Basic facts but time period interpretation unclear (1,071 date)." }, { "id": "cnv_63a193b215214c1e", "score": 55, "tier": "not_useful", "rationale": "Column list with data types but no evidence queries. Contradicts earlier findings (e.g., Champion meanings). Unreliable." }, { "id": "cnv_29a6bcd3d68f44cb", "score": 80, "tier": "great", "rationale": "Identifies clear segmentation by sanctioning org (WBA 21, WBC 19, etc.) with counts. Actionable grouping strategy." }, { "id": "cnv_0524b3cd9be449c9", "score": 84, "tier": "great", "rationale": "Mahmoud Charr finding: 1,162 days, zero defenses. Concrete, surprising, decision-relevant anomaly with dates." }, { "id": "cnv_739fbe1873e74f92", "score": 79, "tier": "regular", "rationale": "Three substantive questions (unified→fragmented governance, reign duration trends, defense patterns). Well-framed but partial evidence." } ] } ```