Correct answer: Qd71...Ke6 2.Re7# 1...B:f7+ 2.N:f7# 1...Bc5/Bd4/Be3/Bf2/Bg1/Bc7/Bd8/Ba5 2.Qe4# 1...b4 2.Nc4# 1.R:b6?? (2.Qe4#)