Correct answer: Rd81...Kb4/g5[a] 2.Bd6#[A] 1...Ng1/[б]//Ng5/[б]//Nh2/[б]//Nh4/[б]//Ne1/[б]//Ne5[c]/Nd2/[б]//Nd4[d] 2.Nd5#[Б] 1.Bh1? zz 1...Kb4/g5[a