Correct answer: e:d6+1...K:d8 2.Nd5# 1.Nc6+?? 1...Kf7 2.Bh7# 1...Kf8 2.Bh7#/Be6# but 1...d:c6! 1.Nd5+?? 1...Kf8 2.Bh7#/Be6# but 1...N<