```json { "action": "tool_call", "reasoning": "The dataset card shows raw.epoch_ai_benchmarks has 1,311 rows and 69 columns, and lists three temporal axes. I need to query the actual min/max dates from those temporal columns to determine the precise time period covered. I'll write one SQL query to get the row count, column count, and date ranges for all three temporal columns.", "tool": "query_sql", "args": { "sql": "SELECT COUNT(*) as row_count, MIN(started_at) as started_at_min, MAX(started_at) as started_at_max, MIN(\"Version release date\") as version_release_min, MAX(\"Version release date\") as version_release_max, MIN(\"Publication date\") as publication_min, MAX(\"Publication date\") as publication_max FROM raw.epoch_ai_benchmarks", "purpose": "Get row count and date ranges for all temporal columns to determine the time period covered by the dataset", "source": "raw" } } ```