Correct answer: Qg61. Bd8? waiting 1. ... Kd4 /[б]/ 2. R:e4 [Б] # 1. ... Kf4 [a] 2. Q:e4 [A] # But 1. ... Kf2! 1. Qg6! waiting 1. ... Kd4 /[б]/ 2. Q:e4 [A] # 1.