An original combination of themes from the great Bosnian helpmate expert.
1.gxf2 g4 2.f1R g5 3.Rg1 g6+ 4.Kh6 g7 5.Rg6 gxh8Q
1.fxg2 f4 2.Sg7 f5 3.g1B fxe6 4.Be3 exf7 5.Bh6 f8S
A problem which combines the Zilahi theme (in one solution A is captured and B mates, in another B is captured and A mates) with Excelsiors and Allumwandlung, all achieved with fine economy.