{
    "action": "tool_call",
    "reasoning": "I have comprehensive medal distribution data showing China's dominance (69 medals, 56.5% gold rate) versus other nations. The most striking pattern I see is South Korea's inverted medal distribution (66.7% bronze vs 14.3% gold) - they win many medals but rarely gold. To determine if this is the most surprising finding, I should examine whether this pattern holds across time or if there are other counterintuitive patterns. Let me check South Korea's performance trajectory and whether their bronze-heavy distribution is consistent or changed over time.",
    "tool": "query_sql",
    "args": {
        "sql": "SELECT year, COUNT(*) as total_medals, SUM(CASE WHEN medal = 'Gold' THEN 1 ELSE 0 END) as golds, SUM(CASE WHEN medal = 'Silver' THEN 1 ELSE 0 END) as silvers, SUM(CASE WHEN medal = 'Bronze' THEN 1 ELSE 0 END) as bronzes FROM raw.olympic_table_tennis_medals_1988_2024 WHERE country = 'South Korea' GROUP BY year ORDER BY year",
        "purpose": "Examine South Korea's medal composition over time to see if their bronze-heavy pattern is consistent or evolved",
        "source": "raw"
    }
}