Correct answer: f41...K:e6/g4 2.Qg4# 1.Q:g5+?? 1...K:e6 2.Qg4# but 1...K:g5! 1.Qh3+?? 1...K:g6 2.Qh7# 1...g4 2.Q:g4# but 1...Kf4! 1.f4! zz