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Structured fact-checking

Published Oct 22, 2025 Original by Simon Willison Shared by Prompt Ranker Source
Claude GPT-4 XML-Abuse
Optimised for: Claude 4.0 Sonnet GPT-4
v1.0 Oct 22, 2025 · 20:10 by Prompt Ranker
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Fact-check this claim: [statement]. Provide: verification status, supporting sources, any caveats or missing context.
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Structured fact-checking