{
    "action": "tool_call",
    "reasoning": "To identify the most interesting analytical questions, I need to understand what makes this dataset unique and valuable. I've seen the overview, column structures, and basic funnel metrics. Let me examine the quality and relationships sections to understand data completeness, join viability, and what cross-table analyses are actually possible. This will help me propose questions that are both analytically rich and grounded in what the data can actually support.",
    "tool": "read_insight",
    "section": "quality"
}