Correct answer: Bf21...Nd2/Nd3/d4/Bd4 2.B:d5# 1...Qh7/Qh6/Qh5/Qb8/Qg7/Qf6/Qe5/Qd4/Qc3 2.Rb8# 1...Rdd4 2.R:a1# 1...Rhd4 2.Q