{"database": "rubrics", "table": "rubric_calibration_events", "rows": [[50, "deepseek-v4-pro", 309, 310, "B", 1, 10342, "2026-05-26 02:40:25", null, null, "clarity_of_reasoning", "clearly", 1, "Response B demonstrates clear organization with a thesis, separate body paragraphs, a counterargument, and a conclusion, while Response A presents a disjointed list of claims without logical progression or structure."]], "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": ["50"], "units": {}, "query_ms": 0.48781977966427803}