Correct answer: Ne71...Nf4 2.Qd4# 1...Ng1/Ng3/Nd4/Nc1 2.Qd4#/Qg3# 1...d4 2.Nf7# 1...B:f5 2.R:f5# 1.Kf7?? (2.Bg7#) 1...B:f5 2.R:f5