{
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  "dek": "China held a departure ceremony in Sanya, Hainan, on Saturday to mark the start of its 43rd Antarctic scientific expedition. Organized by the Ministry of Natural Resources, the mission will upgrade China's polar research stations and logistics network and carry out comprehensive, multidisciplinary surveys and monitorin",
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  "limitations": [
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    "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.",
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