Correct answer: Ke71...h:g5 2.f5# 1.Ke5?? zz 1...h5 2.Qe6# but 1...h:g5! 1.Kd6?? zz 1...Kf6/h5 2.Qe6# but 1...h:g5! 1.Kd5?? zz 1...Kf6/h5 2.Qe6# but 1...h:g5!