Correct answer: Rb51...c5 2.Ne3#[A] 1...Bd5 2.Ne5#[Б] 1.Rb4+?? 1...K:c3 2.Q:b2# but 1...Kd5! 1.Rb5! (2.Rc5#) 1...K:c3 2.Qc1# 1...R:c3/