On the dark squares

4/7/2012 – Following a double exchange sacrifice, White had just blocked her opponent's threats in the d-file with 22.Bb3-d5 (diagram) and now was ready to play 23.Qh6. What is the best defence for Black against this? A) 22...Kf8 B) 22...Qd6 C) 22...?? ChessBase Magazine, larger diagram and solution.

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