Correct answer: Nf61...Ng3 2.h:g3# 1...Rg7/Rg8/R:h6 2.Qf5# 1...Rf6 2.B:g5# 1...Re6/Rgd6/R:c6 2.B:g5#/Qf5# 1.Nf6! (2.Nh5#) 1...B