Correct answer: f3+1...Kf5[a] 2.Ne3#[A] 1...Kd3/[б]/ 2.Nf4#[Б] 1.Qc3[F]? (2.Nd6#[E]) 1...K:d5[c] 2.Nc5#[C] but 1...Kf5[a]! 1.Qf6[D]? (2.Nc5#[C]) 1...