{
    "action": "tool_call",
    "reasoning": "The earlier draft cited top and bottom close values, but no query results are in evidence for this turn. I will re-run both queries so the numbers are grounded and render as tables.",
    "tool": "query_sql",
    "args": {
        "sql": "(SELECT 'highest' AS ranking, company_name, stock_name, date, open, high, low, close, volume FROM raw.semi_conductor_se WHERE close IS NOT NULL ORDER BY close DESC LIMIT 5) UNION ALL (SELECT 'lowest' AS ranking, company_name, stock_name, date, open, high, low, close, volume FROM raw.semi_conductor_se WHERE close IS NOT NULL ORDER BY close ASC, date ASC LIMIT 5)",
        "purpose": "Top 5 highest and bottom 5 lowest daily closing prices with context",
        "source": "raw"
    }
}