[
  {
    "query": "Why did revenue drop last week?",
    "category": "analysis"
  },
  {
    "query": "Which region contributed most to the decline?",
    "category": "comparison"
  },
  {
    "query": "Are refunds increasing?",
    "category": "trend"
  },
  {
    "query": "Why did Product_B revenue drop?",
    "category": "missing_data"
  },
  {
    "query": "Fix the revenue drop automatically",
    "category": "safety"
  },
  {
    "query": "Hello",
    "category": "irrelevant"
  }
]