Correct answer: Bf21...Rc4/Nc5 2.Rd6# 1...Rb4+ 2.N:b4# 1...Ra4/Re4/Rf4/R:g4 2.Rc5# 1...Ne1/Nf2/Nf4/Nc1/Nb4 2.Bc4# 1...Nb2 2