Correct answer: Nf81.Qc5+?? 1...Ke4 2.Qf5# but 1...K:e6! 1.Ng5?? zz 1...Kd5 2.Qc5#/Qe6# 1...Kf4 2.Qf5# but 1...Kd6! 1.Ng7?? zz 1...<