Correct answer: Ba21.Nc7? (2.Q:b5#[A]) but 1...Kc4[a]! 1.Ne5? (2.Qc6#[Б]) but 1...Kd5/[б]/! 1.Bd3? (2.Q:b5#[A]) but 1...Kd5/[б]/! 1.Be4? (2.Qc6#[Б]) b
