Correct answer: Nc61...Kd6 2.Qd7# 1...Ke4 2.Qf3# 1.Qf4?? (2.N:c7#) 1...c4 2.Qd4# but 1...Kd6! 1.Q:c7?? (2.Qc6#) but 1...Ke4! 1.Qe8?? (2.Q