{
    "action": "tool_call",
    "reasoning": "No evidence has been gathered this turn, so I need to compute the stage distribution across all five monthly tables with SQL before making any segmentation claims.",
    "tool": "query_sql",
    "args": {
        "sql": "WITH u AS (SELECT Stage, Location, Sector FROM raw.\"Indian Startups _ Funding  Investors Data January 2022\" UNION ALL SELECT Stage, Location, Sector FROM raw.\"Indian Startups _ Funding  Investors Data February 2022\" UNION ALL SELECT Stage, Location, Sector FROM raw.\"Indian Startups _ Funding  Investors Data March 2022\" UNION ALL SELECT Stage, Location, Sector FROM raw.\"Indian Startups _ Funding  Investors Data April 2022\" UNION ALL SELECT Stage, Location, Sector FROM raw.\"Indian Startups _ Funding  Investors Data May 2022\") SELECT COALESCE(NULLIF(TRIM(Stage),''),'(blank)') AS stage, COUNT(*) AS n FROM u GROUP BY 1 ORDER BY n DESC",
        "purpose": "Stage distribution across all five monthly tables, to assess stage as a segmentation axis and spot messy variants",
        "source": "raw"
    }
}