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In page Afrosinya:

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On 10 November, they arrived in Vienna. Alexei begged protection from his brother-in-law, Charles VI, Holy Roman Emperor. Charles wrote to King George I of Great Britain that he considered Peter capable of murdering his heir.[citation needed] He hoped that Alexei would become his puppet in Russia,[citation needed] and therefore hid him with his company in Ehrenberg Castle. The staff was told that a noble Hungarian or Pole was staying there, and no one was allowed to leave.[citation needed] Afrosinya was disguised as a page.[4][5]