Perpetual?

11/25/2011 – White has given two pieces to expose the enemy king and secure perpetual check. In the diagram position Black's 21...Kh5 wins against both 22.Bd1+ and 22.Qh3+. After 22.Qg7, however, ... A)... the tables are turned in White's favour; B)... Black wins anyway; C)... nothing has changed - drawn! ChessBase Magazine, larger diagram and solution.

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Perpetual?

White has given two pieces to expose the enemy king and secure perpetual check. In the diagram position 
Black's 21...Kh5 wins against both 22.Bd1+ and 22.Qh3+. After 22.Qg7, however, ...

A)... the tables are turned in White's favour;
B)... Black wins anyway;
C)... nothing has changed - drawn!

Solution


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