User talk:2.147.177.55

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Hello and welcome to Wikipedia! Thank you for your contributions. Unfortunately, one or more of your recent edits to the page Sukhoi Su-57 did not conform to Wikipedia's verifiability policy, and was undone or removed removed. Wikipedia articles should refer only to facts and interpretations verified in reliable, reputable print or online sources or in other reliable media. Always provide a reliable source for quotations and for any material that is likely to be challenged, or it may be removed. Wikipedia also has a related policy against including original research in articles.

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Please sign your name on talk pages using four tildes ( ~ ); this will automatically produce your name and the date. If you need help ask a. -Fnlayson (talk) 15:38, 7 March 2021 (UTC)