Correct answer: Rf41...h:g5 2.Rh6#/Qe6# 1.Rh5?? zz 1...h:g5 2.Rh6# but 1...Bg8! 1.Rf7?? (2.Qf5#) 1...K:g5 2.Rg4#/Qg3#/Qg4# but 1...K:f7!