Correct answer: Qg41.Kd7?? zz 1...f:e6 2.f:e6# 1...f:g6 2.f:g6# but 1...Ke5! 1.Re2?? zz 1...f:e6 2.R:e6# but 1...f:g6! 1.Qg3?? zz 1...f:g6 2.R:g6# but 1...f:e6! 1.g:f7