{
    "action": "tool_call",
    "reasoning": "The earlier draft quoted figures (152 companies, 99,984 post-ChatGPT rows, median close, average range, average volume) that I can't see in the evidence. I'll re-compute them in one profiling query before answering.",
    "tool": "query_sql",
    "args": {
        "sql": "SELECT COUNT(*) AS total_rows, COUNT(DISTINCT company_name) AS companies, COUNT(DISTINCT stock_name) AS stocks, MIN(date) AS first_date, MAX(date) AS last_date, SUM(CASE WHEN date >= DATE '2022-11-30' THEN 1 ELSE 0 END) AS post_chatgpt_rows, MEDIAN(close) AS median_close, AVG((high - low) / NULLIF(close, 0)) AS avg_range_pct, AVG(volume) AS avg_volume, MEDIAN(volume) AS median_volume FROM raw.semi_conductor_se",
        "purpose": "Verify the headline figures used to propose the analytical questions",
        "source": "raw"
    }
}