Correct answer: Qd11...Q:f5+[a] 2.Ne4#[A] 1...Qc6+/[б]/ 2.Nc4#[Б] 1...Qa4+[c] 2.Nb3#[C] 1...K:f5 2.Rf7# 1...N:f5 2.Ng6# 1...Qd6/Qd5/Qd8/Qb5 2.