Correct answer: Kh5-h4 1.Kh5-h4 ! zugzwang. 1...f7-f5 2.g5*f6 ep. danger: 3.Qf8-g7 # 1...f7-f6 2.g5*f6 danger: 3.Qf8-g7 # 1...h7-h5
