{"database": "rubrics", "table": "rubric_calibration_events", "rows": [[8, "deepseek-v4-pro", 165, 166, "B", 1, 14903, "2026-05-26 02:28:05", null, null, "evidence_quality", "obviously", 1, "Response B incorporates a direct quotation from the text and explains its significance, demonstrating stronger evidence use and analysis, whereas Response A merely summarizes without textual support."]], "columns": ["id", "teacher_id", "gradation_id_a", "gradation_id_b", "teacher_choice", "correct", "response_time_ms", "created_at", "confidence", "perceived_difficulty", "influential_feature", "margin", "rubric_version", "reasoning"], "primary_keys": ["id"], "primary_key_values": ["8"], "units": {}, "query_ms": 0.5152300000190735}