{
    "action": "tool_call",
    "reasoning": "I have the overview and column metadata, but I need to see actual sample rows to understand what a single row represents. The columns suggest this is survey data with questions, responses, and demographic breakdowns stored as percentage values. Looking at a few actual rows will clarify whether each row is a question-response pair with demographic percentages, or some other structure.",
    "tool": "query_sql",
    "args": {
        "sql": "SELECT question_number, Question, Response, Overall, \"Gender: Male\", \"Gender: Female\", \"Age: 18–29\", \"Region: Northeast\" FROM raw.polling_on_ai_usage_jul_2026 LIMIT 5",
        "purpose": "Examine sample rows to understand the row-level structure and what each record represents",
        "source": "raw"
    }
}