```json { "action": "tool_call", "reasoning": "The evidence shows 22 World Cup tournaments from 1930-2022, each with match_count=1, which appears to be counting tournaments rather than matches. To assess the actual trend over time, I need to query the matches table to see how the number of matches has evolved across tournaments. This will reveal whether the tournament has grown (more matches per edition), shrunk, or remained flat.", "tool": "query_sql", "args": { "sql": "SELECT Year, COUNT(*) as match_count FROM raw.matches_1930_2022 GROUP BY Year ORDER BY Year", "purpose": "Count actual matches per World Cup year to identify growth/shrinkage trend", "source": "raw" } } ```