Correct answer: Qc31.Na3[A]? zz 1...Rd1[a] 2.Qc3#[Б] but 1...Rb1! 1.Qc3[Б]! zz 1...Kb1/Rd1[a] 2.Na3#[A] 1...Kd1/Rb1 2.Ne3#