Correct answer: Nf61.Re7+?? 1...Kd4 2.Bb6# but 1...Kd6! 1.Nf6! zz 1...Kf4 2.Bc7# 1...K:f6 2.Bc3# 1...Kd4 2.Qc3# 1...Kd6 2.Qd5#
