Correct answer: Qb41...Q:g4[a] 2.Bg6#[A] 1...Qe4/[б]/ 2.Be6#[Б] 1...Q:d5/N:d5[c] 2.B:d5#[C] 1...B:g8[d] 2.B:g8#[D] 1...Ne1/Ne5/Nc1/Nc5/Nb2/N<