Correct answer: Qh51...Ne5 2.Ng5# 1...Ne7 2.Qe6# 1...Nb4 2.Rd4# 1...Re5 2.Ng1#/Ng5#/Nh2#/Nh4#/Nd4# 1...Nf5/Nf7/Nc4/Nc8/Nb7