Correct answer: Nb41...b5 2.Rbc3#[A] 1...d5 2.Rdc3#[Б] 1.N:d6? (2.Rbc3#[A]) 1...b5 2.Qa7# but 1...Nd4[a]! 1.N:b6? (2.Rdc3#[Б]) 1...d5 2.Qe7# but 1...Nb4/[
