1.Bb3(A)? - 2.Sc2#

1...e3 2.B*d6(B)#

1...Ke3 2.Bd2#

but

1...g*f4!

1.f*g5? zz

1...e3 2.Qf4#

1...Ke3 2.Qf2#

1...Ke5 2.Bc3#

but

1...d5!

1.B*d6(B)! - 2.Sc2#

1...e3 2.Bb3(A)#

1...Ke3 2.Bc5#

1...e*d6 2.Qa7#

Zagoruiko, Salazar(A-B, B-A), half-battery, caprice.