Correct answer: Re81.Ra4?? (2.Ra:d4#) but 1...K:e4! 1.Rd8?? (2.Rd:d4#) but 1...K:e4! 1.Bc4+?? 1...K:e4 2.Re8# but 1...K:c4! 1.Re8! zz 1...K