```json { "action": "tool_call", "reasoning": "The dataset card shows 2 tables (raw.fighters with 2,760 rows and 14 cols, raw.popular_matches with 152 rows and 23 cols) and mentions a temporal axis on raw.popular_matches.date (1 December 2018..9 November 2019). I need to verify the exact time range by querying the date column to get the precise min and max dates.", "tool": "query_sql", "args": { "sql": "SELECT MIN(date) as earliest_date, MAX(date) as latest_date, COUNT(*) as match_count FROM raw.popular_matches", "purpose": "Get the exact time period covered by the popular_matches table", "source": "raw" } } ```