Correct answer: Qf61...Ng6 2.Q:f5# 1...Nf6/Nf8/Nb6/Nb8 2.N:f6# 1.Rf4+?? 1...Kh5 2.Rh4# but 1...e:f4! 1.Qf6! (2.Qh4#) 1...Kh5 2.g4#