{
    "action": "tool_call",
    "reasoning": "I've seen that lower-ranked fighters (f_boxer) lost more often, which is expected. To find something truly counterintuitive, I should look for patterns that defy conventional boxing wisdom. Let me examine cases where heavily favored fighters (much better ranking) actually lost, or where significant physical advantages didn't translate to wins. I'll query for upsets where the higher-ranked fighter lost despite a large ranking advantage.",
    "tool": "query_sql",
    "args": {
        "sql": "SELECT f_boxer, s_boxer, f_boxer_result, f_boxer_ranking, s_boxer_ranking, (s_boxer_ranking - f_boxer_ranking) AS ranking_disadvantage, f_boxer_height, s_boxer_height, f_boxer_reach, s_boxer_reach FROM raw.cleandata WHERE f_boxer_result = 'lost' AND f_boxer_ranking IS NOT NULL AND s_boxer_ranking IS NOT NULL AND f_boxer_ranking < s_boxer_ranking ORDER BY (s_boxer_ranking - f_boxer_ranking) DESC LIMIT 20",
        "purpose": "Find the biggest upsets where a much higher-ranked fighter (lower number = better rank) lost to a lower-ranked opponent",
        "source": "raw"
    }
}