Correct answer: B:f61...f:e5[a] 2.Q:e5#[A] 1...c6/[б]/ 2.Be6#[Б] 1...c5[c] 2.Nb4#[C] 1...e:d3 2.Qd4#/Qc4# 1.Nd8? (2.Be6#[Б]) 1...f:e5[a] 2.Q:e5#[A] 1...c5[c] 2.Nb4#[C