{
    "action": "tool_call",
    "reasoning": "I have country-level distribution showing 30 countries with brewers and places. Now I need continent-level aggregation to show the regional concentration, and I should check if there's meaningful sub-country geographic data (states/regions) that would complete the picture of geographic distribution.",
    "tool": "query_sql",
    "purpose": "Get continent-level aggregation of brewers and places to show regional concentration",
    "args": {
        "sql": "SELECT c.continent, COUNT(DISTINCT b.brewer_id) as brewers, COUNT(DISTINCT p.place_id) as places FROM raw.countries c LEFT JOIN raw.brewers b ON c.country_id = b.country_id LEFT JOIN raw.places p ON c.country_id = p.country_id GROUP BY c.continent ORDER BY brewers DESC",
        "source": "raw"
    }
}