Correct answer: Ng61...Ke5 2.Qe3# 1...Kd4 2.Qf4# 1.Ng5+?? 1...Kd4 2.Nhf3#/Qf4# but 1...Ke5! 1.Nf6+?? 1...Kd4 2.Nf3#/Qf4# but 1...K