Correct answer: Qh11...Rf6[a] 2.N:f6#[A] 1...Rf4/Rc7/[б]/ 2.N:f4#[Б] 1...Bc3[c] 2.N:c3#[D] 1...Bb4/Bb6/Bc7[d] 2.N:b4#[C] 1...Nd6[e]/Nd8 2.R:c5#[