A pinned rook on g2...

10/9/2010 – ... usually is not the best defender of the white king, and here the first player had just managed to cover the mate threat on e1 with his last move 27.h2-h3. How would you assess the situation now? A) Black wins with 27...Rg5 B) Black wins with 27...Rh5 C) neither nor, White can defend in both cases. The solution is here, but first ponder over it with a larger version of the diagram.

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