{
  "questions": [
    {
      "question": "借用设备时需要做什么？",
      "answer": "借用设备必须登记编号。",
      "source_ids": ["p1"]
    },
    {
      "question": "设备借用后应何时归还？",
      "answer": "当天归还。",
      "source_ids": ["p2"]
    },
    {
      "question": "设备借用可以延长归还时间吗？",
      "answer": "经负责人批准可延长一天。",
      "source_ids": ["p2"]
    }
  ]
}