{
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    "relation": "topic-surface-only",
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  "dek": "第31届联合国气候变化大会周三在土耳其安塔利亚进入领导人发言阶段。七国集团中只有英国首相伯纳姆将发言，马克龙、默茨和梅洛尼都不出席；美国未派代表，中国由国家副主席韩正出席。同期发布的气候变化绩效指数显示，大多数G20国家应对气候变化进展不足。",
  "desk": "politics",
  "event_id": "event-99b397e7bda4d34225798ed8",
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      "published_at": "2026-11-11T15:01:00Z",
      "role": "media",
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      "source_name": "Deutsche Welle",
      "title": "土耳其气候峰会：大国领导人缺席，冯德莱恩或感“孤单”",
      "url": "https://www.dw.com/zh/土耳其气候峰会：大国领导人缺席，冯德莱恩或感-孤单/a-79921161?maca=chi-rss-chi-all-1127-rdf",
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  "headline": "土耳其气候峰会：大国领导人缺席，冯德莱恩或感“孤单”",
  "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": {
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  "published_at": "2026-11-11T15:01:00Z",
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      "statement": "Deutsche Welle published “土耳其气候峰会：大国领导人缺席，冯德莱恩或感“孤单””."
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  "topics": [
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