[ 11...f6-e5 12.f2-e3 f8-g7? ( 12...b6-c5 13.g3-h4 e5xg3 14.h2xf4 c5-b4 ; 12...f8-e7 13.e1-d2 e7-f6 14.c1-b2 ) 13.g3-h4? 13...e5xg3 14.h4xf2 g7-f6 15.h2-g3 b6-c5 16.c3-d4 d6-e5 17.d4xb6 a7xc5 18.g3-h4 c7-b6 19.a5xc7 b8xd6 20.f2-g3 e5-d4 21.e1-d2 d4xf2 22.g3xe1 f6-e5 23.g1-f2 d8-e7 24.f2-g3 e7-f6 25.d2-e3 c5-b4 26.e1-d2 d6-c5 27.c1-b2 e5-d4 28.b2-a3 d4xf2 29.g3xe1 f6-e5 30.h4-g5 h6xf4 31.d2-e3 f4xd2 32.e1xa5 ]

[ 12...f6-e5? 13.g3-h4 e5xg3 14.h2xf4 c5-b4 15.c3-d4 b4-a3 16.d4-e5! 16...d6-c5 17.e1-d2! ( 17.e5-f6 c5-d4 18.e3xc5 f8-e7 19.f4-g5 h6xf4 20.a5-b6 c7xa5 21.g1-f2 e7xg5 22.h4xf6 b8-c7 ) 17...c7-d6 18.e5xc7 b8xd6 19.g1-f2 f8-e7 20.h4-g5 d8-c7 21.d2-c3 c5-b4 22.c1-d2 d6-c5 23.f2-g3 ]

[ 15...a7-b6 16.g3-h4 b6-a5? ( 16...c7-d6 ) 17.e1-d2 c7-b6 18.f4-g5 18...h6xf4 19.e3xe7 d8xf6 20.h2-g3 b6-c5? ( 20...f6-e5! 21.g1-f2 f8-g7 22.f2-e3 b8-c7 ) 21.g3-f4 b8-c7 22.g1-f2 c7-d6 23.f2-e3 f6-e5 24.f4-g5 f8-e7? ( 24...a3-b2 25.c1xa3 a5-b4 26.c3xa5 e5-d4 27.e3-f4 d4-e3 28.d2-c3 e3-f2 29.g5-f6 f2-g1 30.f4-g5 g1-f2 31.g5-h6 ) 25.g5-h6 e7-f6 26.e3-d4 c5xe3 27.d2xf4 e5xg3 28.h4xf2 a5-b4 29.c3xa5 d6-c5 30.f2-e3 f6-e5 31.a5-b6 c5xa7 32.h6-g7 ]

[ 17...d8-e7 18.f4-g5 ( 18.c3-d4 b6-a5 19.h2-g3 b8-a7 20.c1-b2 a3xc1 21.d4-e5 f6xf2 22.g3xe1 c1xg5 23.h4xd8 ) 18...h6xf4 19.e3xg5 d6-e5 20.g1-f2 b8-a7 21.g5-h6 ]

[ 18.h2-g3 ]

[ 18.g1-f2 f6-e5 19.f2-g3 f8-e7 20.h4-g5! e7-f6 21.g5xc5 b6xb2 22.f4xd6 b2-a1 23.d6-e7 d8xf6 24.e3-d4 a1xe5 25.g3-f4 e5xg3 26.h2xf4 a7-b6 27.d2-c3 f6-g5 28.f4-e5 b6-c5 29.c3-b4 c5-d4 30.e5xc3 a3xc5 31.c1-b2 g5-f4 32.b2-a3 f4-g3 33.c3-b4 c5-d4 34.b4-a5 g3-h2 35.a5-b6 h2-g1 36.b6-c7 ]

[ 18.e3-d4? f8-e7 19.d2-e3 ( 19.h4-g5 f6xh4 20.h2-g3 h4xf2 21.g1xe3 b6-a5 22.f4-g5 h6xf4 23.e3xg5 d6-c5 24.d4xb6 a5xc7 25.g5-h6 e7-f6 26.d2-e3 c7-d6 27.e3-f4 f6-g5 ) 19...b6-a5 20.g1-f2 ( 20.h2-g3 a7-b6 21.g1-h2 b6-c5 22.d4xb6 a5xc7 23.c1-d2 f6-e5 24.h4-g5 e5-d4 ) 20...f6-g5 21.h4xf6 e7xg5 22.h2-g3 ( 22.f2-g3 g5-h4 23.c1-d2 h4xf2 24.e3xg1 d6-c5 25.d4xb6 a7xc5 26.h2-g3 c5-d4 27.c3xe5 a3-b2 ; 22.d4-e5 d6-c5 ) 22...g5-h4 23.d4-e5 d8-c7 24.e5-f6 ( 24.c3-d4 h6-g5 25.f4xh6 d6xd2 26.c1xe3 a3-b2 27.h6-g7 b2-a1 ) 24...c7-b6 25.f6-e7 ( 25.c3-d4 b6-c5 26.d4xb6 a7xc5 ) 25...d6xf8 26.f4-e5 b6-c5 27.e5-f6 h6-g5 28.f6-e7 f8xd6 29.g3-f4 c5-b4 30.f4xh6 b4xf4 ]

[ 21.c3-d4 c5-b4 22.h2-g3 ( 22.d4-c5 f6-g5 23.h4xf6 e7xg5 24.c5xe7 d8xf6 25.g1-f2 b4-c3 26.f4-e5 f6xd4 27.e3xc5 ) 22...f6-e5 23.d4xf6 e7xg5 24.h4xf6 b4-c3 25.g1-h2 d6-c5 ( 25...c3-b2 26.e3-d4 b2-a1 27.f4-e5 d6xf4 28.g3xe5 ) 26.f4-e5 26...c3-b2 27.e3-d4 c5xe3 28.e5-d6 b2-a1? ( 28...h6-g5 ; 28...e3-d2 ) 29.f6-e7 d8xf6 30.d6-c7 h6-g5 31.g3-f4 e3-f2 ( 31...g5-h4 32.f4xd2 a1-e5 33.d2-e3 e5xb8 34.e3-f4 b8xg3 35.h2xf4 ) 32.f4xh6 f2-e1 33.c7-b8 a1-b2 ]

[ 22.e3-d4 c5xg5 23.h4xd4 e7-f6 24.g1-f2 d8-c7 25.g3-f4 c7-b6 26.f2-e3 b6-a5 27.c1-d2 f6-g5 28.d4-c5 d6xb4 29.f4-e5 g5-h4 30.e3-f4 ]

[ 22...d8-c7 23.c3-b4 c5-d4 24.e3xc5 e5-d4 25.c5xe3 a3xc5 ]

[ 25...a3-b2? 26.f8-g7 b2-a1 27.g7-h8 d8-e7 28.e3-d4 ]