1.R7g3? Kh7 2.Ra3 ( 2.Rxf2 Bh6 3.Rf7+ Kh8 4.Ra7 / Re7 Ne2! / Nb3! )Bf4! zz 3.Rg4 ( 3.Kxf2 Bd2 )

3...Bd2! zz 4.Kxf2 Bh6

1.Rg8? Kh7 2.R2g7+ ( 2.Rg3 Bh6! ) 2...Kh6 3.Rg6+ Kh7 4.R8g7+ Kh8 5.Ra7 Bb4(Ne2)

1.Kxf2? Nd3+! 2.Ke2 Nf4+ 3.Kxd2 Nxg2

1.R2g6+! Kh5 2.Rg3! [ 2.Rg8? Nd3! 3.Rg3 ( 3.Rg2 Bf4 ) 3...Kh4 4.Rg2 Nf4 ] 2...Kh6 3.R7g4 Kh7

4.Ra3 zz Bh6 5.Ra7+ Bg7 6.Raxg7+ Kh6 7.R4g6+ [ 7.Rg2? Nd3! ] 7...Kh5 8.Rg2 Kh6 9.R7g3 ~

10.Rh3#(Rh2#)

5...Kh8 6.Rh4 Kg8 7.Rxh6 Ne2 8.Kxe2 f1Q+ 9.Kxf1 Kf8 10.Rh8#