{"database": "rubrics", "table": "rubric_calibration_events", "rows": [[39, "deepseek-v4-pro", 255, 254, "A", 1, 20224, "2026-05-26 02:37:35", null, null, "depth_of_thinking", "clearly", 1, "Response A engages deeply with the counterclaim by citing specific species recovery examples and using statistical evidence to rebut, whereas B dismisses it with a simpler, less substantiated principle."]], "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": ["39"], "units": {}, "query_ms": 0.7720291614532471}