Correct answer: N:e61...Ne3/Ne7/Nf6/Nc3/Nc7/Nb4/N:b6 2.Nf6#[A] 1...e5 2.Qf5#[Б] 1...c5 2.Qb5#[C] 1.Nf5? (2.Nf6#[A]) 1...c5 2.Qb5#[C] 1...e:f