1.Kf5!

[thematic try: 1.gxf7+? Ke7! (1...Rxf7? 2.h7+-)

2.Kf5 Rxf7+! 3.Kg6 Kf8 4.h7 Rf6+! 5.Kxf6 position X, stalemate;

1.h7? Bxg6+=;

1.g7? Bxh5 2.h7 Bg6+=]

1...Bxg6+

[1...Bg8+ 2.Kg5+-;

1...Be6+ 2.Kxe6+-;

1...Ke7 2.h7 Bg8+ 3.Kg5 Bxh7 4.gxh7+-]

2.Kxg6 Rg8+

[main: 2...Rf6+! 3.Kg7+!+-

(thematic try: 3.Kxf6+? Kf8 4.h7 position X, stalemate) ]

3.Kf6+ Kf8 4.h7 position X+bRg8, no stalemate

4...Rg6+ 5.Kxg6+-

[5.Lxg6? stalemate]