Correct answer: Re51.Rg5?? (2.Rb5#) 1...Kb1 2.Re2# but 1...h:g5! 1.Rg7?? (2.Rb7#) 1...Kb1 2.Re2# but 1...K:c3! 1.Re5! (2.Rb5#) 1...Kb1 2.