Correct answer: Rg71...Nc1/Nbc5/Nd2/Nd4/N:a1/Na5 2.Nd4# 1...Bd1/Bd3 2.Bd3# 1...Rc5/R:c4/Rc7/Rcc8/Rd6 2.Nd6# 1...h5 2.Rg5# 1