Sergio Valdés (footballer)
Chilean footballer (1935–2019)

Sergio Valdés Silva (11 May 1933 – 2 April 2019) was a Chilean football defender who played for Chile in the 1962 FIFA World Cup. He also played for Club Deportivo Universidad Católica.
Begin with the source’s own compact description: “Sergio Valdés (footballer)” is chilean footballer (1935–2019). The dossier treats that line as a proposition to test through Sergio, Valdés and footballer, not as a finished interpretation.
Why this record matters
The phrase “chilean footballer (1935–2019)” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.
Biographical claims are most persuasive when dates, appointments and relationships can be traced to records created close to the events described. The source revision retrieved here is dated Nov 30, 2025. The linked authority identifier is Q3529078. 2 of 2 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1933, 2019 and 1962.
A concise life account rarely captures disputed attribution, private networks or the changing language used to describe a career. The source lead contains qualifying language; that uncertainty should survive quotation, summary and reuse. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
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Three-step research path
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This entry incorporates text from “Sergio Valdés (footballer)” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.