Correct answer: Qd61...Kd7/Bd6/Bc5/Bb4/Ba3 2.c8Q# 1...Q:f8 2.Qa4# 1.Qb4?? (2.Q:e7#) 1...K:f8 2.c8Q#/c8R# 1...Q:f8 2.Qb5#/Q