Correct answer: Qf6+1...K:h5 2.Qh4# 1.Nf3+?? 1...K:h5 2.Qh4# but 1...Kh6! 1.R:g6+?? 1...K:h5 2.Qg4# but 1...f:g6! 1.R:f5+?? 1...Kh6 2.Q<