Correct answer: N:e61...Ke4[a] 2.Bf3#[A] 1...Kc4/[б]/ 2.Bb3#[Б] 1.Ke7? zz 1...Ke4[a] 2.Bf3#[A] 1...Kc4/[б]/ 2.Bb3#[Б] but 1...e5! 1.Kd8? zz 1...K