Correct answer: Qc4-e6 1.Qc4-e6 ! danger: 2.Qe6-g4 # 2.Qe6-f5 # 2.Qe6-e3 # 2.Qe6-e4 # 2.Qe6-e5 # 1...f7*e6 2.h2-h4 zugzwan