Correct answer: Bb41...Rb4[a] 2.R:b4#[A] 1...a:b5/[б]//R:b5/[б]/ 2.Rc1#[Б] 1...d5[c] 2.Qc2#[D] 1...d:c5 2.Qe4#[C] 1.Rb2? zz 1...Rb4[a] 2.R:b4#[A] 1...a:b5/[б]//R