Correct answer: Q:g61...c5[a] 2.Q:d5#[A] 1...Nb3/Nb7/[б]/ 2.B:b3#[C] 1...B:e4[c]/Be6[d]/Bf7[e]/Bg8[f] 2.Qc5#[D] 1...Nd1/Nd3+/N:a4 2.Bd3#[Б] 1.K