{
  "rules": [
    {
      "rule": "广告中不得承诺未能保证的时效性。",
      "supporting_edit_ids": [0],
      "counterexample": "保证当天到货"
    },
    {
      "rule": "价格声明必须有充分的比较依据，不能随意宣称最低价。",
      "supporting_edit_ids": [1],
      "counterexample": "全网最低价"
    }
  ]
}