{
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    "economic_signal_ids": [],
    "relation": "topic-surface-only",
    "scan_signal_ids": []
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  "dek": "周日，两列火车在埃及首都开罗南部相撞，造成至少4人死亡，数88受伤，4节车厢脱轨。铁路部门称，一列从尼罗河西岸吉萨（Gizeh）开往法尤姆（Fayoum）的火车撞上了另一列从开罗开往阿苏安（Assouan）的火车尾部。这些地点都是重要的旅游景点。",
  "desk": "politics",
  "event_id": "event-86f0068e9409a6fe5d2b39a5",
  "evidence_groups": [
    {
      "group_id": "france-medias-monde-rfi-editorial",
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    {
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      "published_at": "2026-11-08T21:05:58Z",
      "role": "media",
      "source_id": "rfi-chinese",
      "source_name": "RFI",
      "title": "埃及列车追尾 司机死亡 4死 88人受伤",
      "url": "https://www.rfi.fr/cn/%E9%9D%9E%E6%B4%B2/20261108-%E5%9F%83%E5%8F%8A%E5%88%97%E8%BD%A6%E8%BF%BD%E5%B0%BE-%E5%8F%B8%E6%9C%BA%E6%AD%BB%E4%BA%A1-4%E6%AD%BB-88%E4%BA%BA%E5%8F%97%E4%BC%A4",
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  "evidence_strength": "single-source",
  "headline": "埃及列车追尾 司机死亡 4死 88人受伤",
  "lead": false,
  "lead_reason": "Current single-source metadata is retained but not promoted as a lead.",
  "limitations": [
    "Palimpsest retained only feed title, canonical link, time, and a bounded plain-text excerpt; it did not fetch the article body.",
    "The evidence-strength label describes source structure, not truth, intent, impact, or causation.",
    "Declared instrument links are topical pointers until a separate scan or economic observation is joined by time and method.",
    "Title-similarity clustering can miss differently worded or cross-language accounts and can join closely worded updates.",
    "This dossier currently contains one independent evidence group and remains explicitly attributed."
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  "mutation": {
    "kind": "unchanged",
    "previous_version_id": "eventv-aae17c1d2c20d118d0cc6e38"
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  "published_at": "2026-11-08T21:05:58Z",
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      "evidence_item_id": "item-e70304b595912cf3216d2369",
      "published_at": "2026-11-08T21:05:58Z",
      "statement": "RFI published “埃及列车追尾 司机死亡 4死 88人受伤”."
    }
  ],
  "topics": [
    "economy",
    "government",
    "politics",
    "rights"
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  "updated_at": "2026-11-08T21:05:58Z",
  "url": "https://palimpsest.info/news/wire/event-86f0068e9409a6fe5d2b39a5/",
  "version_id": "eventv-aae17c1d2c20d118d0cc6e38"
}