Correct answer: Qf61...e3[a] 2.R:c4#[A] 1...Q:c3/[б]/ 2.B:c5#[Б] 1...c:b4[c] 2.Q:e5#[C] 1...Be6[d]/Be8 2.N:e6#[D] 1...Qc1/Qb1/Qa1/Qg1/Qh1/Qg3 2.N