{
    "action": "tool_call",
    "reasoning": "The previous query failed because s_boxer_height is VARCHAR with mixed formats (some empty strings, some with 'cm'). I need to fix this to analyze fight ending patterns by physical advantages. Let me handle the empty strings properly.",
    "tool": "query_sql",
    "args": {
        "sql": "SELECT fightEnd, COUNT(*) as matches, ROUND(AVG(CASE WHEN s_boxer_height != '' THEN f_boxer_height - CAST(REPLACE(s_boxer_height, 'cm', '') AS INTEGER) ELSE NULL END), 2) as avg_height_advantage_cm, ROUND(AVG(CASE WHEN s_boxer_reach IS NOT NULL THEN f_boxer_reach - s_boxer_reach ELSE NULL END), 2) as avg_reach_advantage_cm FROM raw.cleandata WHERE f_boxer_result = 'won' GROUP BY fightEnd ORDER BY matches DESC",
        "purpose": "Analyze how fights end (KO/TKO vs decisions) and whether physical advantages correlate with different ending types",
        "source": "raw"
    }
}