With minimal means

6/22/2012 – White had forced an opening of the opponent's king position with 17.Bg5-f6 g7xf6 and now eschewed the perpetual check (18.Re5-g5+) in favour of the retreat 18.Re5-e3 (diagram). What is the right defence for Black now? A) 18...Qf4 B) 18...e5 C) both lose ChessBase Magazine, larger diagram and solution.

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With minimal means

White had forced an opening of the opponent's king position with 17.Bg5-f6 g7xf6 and now eschewed the perpetual check (18.Re5-g5+) in favour of the retreat 18.Re5-e3 (diagram).
What is the right defence for Black now?

A) 18...Qf4
B) 18...e5
C) both loses

Solution