Correct answer: Qa81.Na5[A]? zz 1...Ra3 2.Qa8# 1...K:d6 2.Bc8# but 1...Rc3[a]! 1.Nc5[Б]? zz 1...Rc3 2.Qa8# 1...K:d6 2.B:b5# but 1...Ra3