{"id":49332,"topic":"ai","source":"South China Morning Post","title":"Google DeepMind director Cao Liangliang makes a boomerang return to Hong Kong - South China Morning Post","url":"https://www.scmp.com/news/china/science/article/3359809/google-deepmind-director-cao-liangliang-makes-boomerang-return-hong-kong","url_hash":"a154669fa25eae61198724fd4261f57924bf5f53","author":"","summary":"<a href=\"https://news.google.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?oc=5\" target=\"_blank\">Google DeepMind director Cao Liangliang makes a boomerang return to Hong Kong</a>&nbsp;&nbsp;<font color=\"#6f6f6f\">South China Morning Post</font>","content":null,"image_url":null,"lang":"en","published_at":"2026-07-08T07:00:00+00:00","fetched_at":"2026-07-30T01:15:05+00:00","status":"read","starred":0,"extract_state":"failed","summary_auto":null,"cluster_id":null,"extract_retries":2,"extract_error":"trafilatura_none","contract_version":"news_item.v1","format_contract_version":"news_item_formats.v1","dedup_url":"https://www.scmp.com/news/china/science/article/3359809/google-deepmind-director-cao-liangliang-makes-boomerang-return-hong-kong","quality_profile":{"profile_version":"extraction_quality.v2","bucket":"low","confidence":0.2,"failure_kind":"extractor_empty","retryable":false,"retry_after_attempts":0,"reason":"Low confidence: extractor returned no usable article text.","operator_guidance":{"severity":"warning","recommended_action":"use_summary_with_caveat","next_step":"Use the available summary only with a visible quality caveat.","operator_label":"Use summary with caveat","can_retry":false,"can_use_summary":true,"diagnostics_required":true},"content_depth":{"contract_version":"content_depth.v1","category":"summary_only","label":"Summary only","has_full_text":false,"has_summary":true,"content_length":0,"summary_length":758,"usable_text_length":758,"source_field":"summary"},"legacy_collapsed":false,"signals":{"extract_state":"failed","extract_error":"trafilatura_none","extract_retries":2,"content_length":0,"summary_length":758}},"news_item":{"id":49332,"canonical_url":"https://www.scmp.com/news/china/science/article/3359809/google-deepmind-director-cao-liangliang-makes-boomerang-return-hong-kong","source_url":"https://www.scmp.com/news/china/science/article/3359809/google-deepmind-director-cao-liangliang-makes-boomerang-return-hong-kong","title":"Google DeepMind director Cao Liangliang makes a boomerang return to Hong Kong - 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