Correct answer: Rd51...f5 2.Nc3#[A] 1...d5 2.Bd3#[Б] 1.h4? zz 1...f5 2.Nc3#[A] 1...d5 2.Bd3#[Б] but 1...Kf5! 1.Kf2? zz 1...f5 2.Nc3#[A] 1...d5 2.Bd3#[Б] but 1