Correct answer: Ne31...Bh2/Be1 2.Re1# 1...Bf4 2.Bc3# 1.Nbd4? (2.Nc6#[A]) but 1...g:f5! 1.Na5? (2.Nc4#[Б]/Nc6#[A]) but 1...g:f5! 1.Nd6? (2.Nc4#[Б]