Correct answer: Nc81.Ne4?? zz 1...Ke5/K:e4 2.Qf5# 1...Kc4 2.Qc5# 1...Kc6 2.Qd6# but 1...Ke6! 1.Ne8?? zz 1...Ke5/Ke4 2.Qf5# 1...