1.Rh1

1.Rf7? h5 =

1...h5 2.Rh4 Rh6 3.Kf7 Kh7

3...Rh7+ 4.Kg6 Rg7+ (4...Ra7 5.a4 Rc7 6.Re4 etc.) 5.Kxh5 Ra7 6.a4 >

4.a3 zz

Thematic try 4.a4? Kh8 zz 5.a5 Kh7 zz 6.Ra4 Ra6 =

4...Kh8 5.a4 zz Rh7+

5...Kh7 6.a5 zz 6...Kh8 7.a6 Rxa6 8.Rxh5+ Rh6 9.Rxh6#

6.Kg6 Rc7 7.Re4

7.Rb4? Rc6+ 8.Kxh5 Rc5+ 9.Kg6 (9.Kh4 Rc3 10.a5 Ra3 =) 9...Rc6+ 10.Kf7 Rc7+ 11.Ke6 Rc6+ 12.Ke5 (12.Kd5 Rc3 =) 12...Rc5+ 13.Kd4 Rc2 =;

7.Rd4? Rc6+ 8.Kxh5 Rc5+ 9.Kg6 (9.Kh4 Rc3 10.a5 Ra3 =) 9...Rc6+ 10.Kf7 Rc7+ 11.Ke6 Rc6+ 12.Rd6 Rc2 =

7...Rc6+ 8.Kxh5 Rc5+

8...Kh7 9.Re7+ Kg8 10.Re3 >

9.Kg6 Rc6+ 10.Kf5

Also 10.Kf7 Rc7+ 11.Kf6 (11.Re7? Rc4 =) 11...Rc6+ etc.

10...Rc5+ 11.Kf6

11.Re5? Rc4 12.a5 Ra4 13.Kg6 Rg4+ 14.Rg5 Ra4 15.Kf7 Rf4+ =

11...Rc6+ 12.Re6 Rc4 13.a5 Ra4 14.a6 wins