Correct answer: c8R1...K:d7 2.c8Q# 1.d8B?? (2.c8Q#/c8B#) but 1...Kd7! 1.Qf5+?? 1...Ke7 2.d8Q# but 1...K:f5! 1.c8R! zz 1...K:d7 2.Q
