Correct answer: g:f31...e3 2.Qd4#[A] 1...f:g2/f2 2.Qf2#[Б] 1.Kb3? zz 1...f:g2/f2 2.Qf2#[Б] 1...e3 2.Qd4#[A] but 1...b4! 1.Kc3? zz 1...e3 2.Qd4#[A] 1...f:g2/f2 2.Q