[ 8.c3-b4 ]

[ 8.e1-f2 g5-h4 ( 8...d8-e7 9.g3-h4 e5xb4 10.h4xd8 d6-e5 11.a5xc3 b6-a5 12.d8xb6 a5xc7 ; 8...b6-c5? 9.e3-d4 g5xe3 10.d4xf6 g7xe5 11.f2xf6 ; 8...g7-f6? 9.g3-h4 e5xb4 10.a3xe7 b6-c5 11.e7-f8 c5-d4 12.e3xc5 d8-e7 13.f8xd6 c7xe5 14.b2-c3 ) 9.e3-d4 g7-f6 ( 9...b6-c5? 10.d4xf6 g7xe5 11.a5-b6 c7xa5 12.c3-b4 a5xc3 13.b2xf6 ) 10.f4-g5 h6xf4 11.c3-b4 e5xc3 12.g3xg7 h8xf6 13.b4xd2 b6-c5 14.b2-c3! 14...d6-e5 15.c3-b4 c7-d6 16.d2-e3 a7-b6 17.a5xc7 d8xb6 18.b4-a5 b8-a7 19.a5xc7 d6xb8 20.a1-b2 f6-g5 21.h2-g3 g5-f4 22.e3xg5 h4xf6 ]

[ 8.c3-d4? e5xc3 9.b2xd4 g7-f6 10.e1-f2 d6-e5 11.f4xd6 c7xc3 12.a5xc7 b8xd6 13.e3-f4 g5xe3 14.f2xb2 h6-g5 ]

[ 8.g3-h4 e5xg3 9.h4xf2 g5-f4 10.e3xg5 h6xf4 ]

[ 8...g7-f6 9.g3-h4 e5xg3 10.h2xf4 d6-e5 11.f4xd6 c7xe5 12.a5xc7 b8xd6 13.a3-b4 a7-b6 14.b4-a5 d8-e7 15.a5xc7 d6xb8 16.e3-d4 b8-c7 17.f2-e3 c7-b6 ]

[ 8...e5-d4 9.c3xe5 g5-h4 10.b2-c3 b6-c5 11.a1-b2 ]

[ 9.c3-d4? e5xc3 10.b2xd4 b6-c5 11.d4xb6 a7xc5 12.e1-d2 g7-f6 13.a3-b4 c5xa3 14.f4-g5 h6xf4 15.e3xc5 b8-a7 16.a5-b6 c7xa5 17.g3-f4 d8-e7 18.h2-g3 a5-b4 ]

[ 9...b6-c5? 10.d4xf6 g7xe5 11.a5-b6 c7xa5 12.c3-b4 a5xc3 13.b2xf6 b8-c7 14.a1-b2 a7-b6 15.f4-g5 h6xf4 16.g3xe5 d6xf4 17.f6-g7 h8xf6 18.f2-g3 h4xf2 19.e1xg7 ]

[ 10.f4-g5 h6xf4 11.c3-b4 e5xc3 12.g3xg7 h8xf6 13.b4xd2 b6-c5 ]

[ 11...d8-e7 12.g3-h4 12...e5xg3 13.h2xf4 d6-c5 14.c3-b4 e7-d6 15.b2-c3 d6-e5 16.f4xd6 c5xe7 17.b4-c5 h8-g7 18.a1-b2 e7-d6 19.c5xg5 h6xb4 20.a3xc5 g7-f6 21.b2-a3 f6-e5 22.d4xf6 b6xd4 23.f6-g7 d4-e3 24.h4-g5 e3-f2 25.g7-h8 f2-g1 26.h8-b2 c7-b6 27.a5xc7 b8xd6 ]

[ 11...b6-c5? 12.d4xb6 a7xc5 13.c3-d4 e5xc3 14.b2xb6 b8-a7 15.a1-b2 a7xc5 16.b2-c3 h8-g7 17.c3-d4 f6-g5 ( 17...c7-b6 18.a5xe5 d8-e7 19.d4xb6 f6xh4 20.b6-a7 g7-f6 21.a7-b8 ) 18.d4xb6 g5-h4 19.b6-a7 h4xd4 20.a3-b4 d8-e7 21.a7-b8 ]

[ 12.g3-h4? e5xg3 13.h2xf4 13...b6-c5 14.d4xb6 a7xc5 15.c3-d4 c7-b6 16.a5xe5 d8-e7 17.d4xb6 f6xf2 18.b2-c3 g7-f6 19.c3-b4 ( 19.b6-a7 e7-d6 20.c3-d4 f2-e1 21.d4-c5 d6xb4 22.a3xc5 e1-a5 23.c5-d6 a5-d8 24.h4-g5 f6xh4 25.a1-b2 d8-f6 26.b2-a3 f6-d8 27.a3-b4 d8-a5 28.b4-c5 a5-b6 ) 19...f2-e1 20.b4-a5 e1-f2 21.b6-a7 e7-d6 22.a3-b4 f6-e5 ]

[ 12.c3-b4? e5xc3 13.b4xd2 b6-c5 14.g3-h4 c7-b6 15.a5xe5 f6xf2 ]

[ 17...c7-b6 18.a5xc7 b8xd6 19.f4-g5 f6xh4 20.h6-g7 c5-d4 21.g7-f8 d6-c5 ]

[ 21...c5xa7 22.f4-g5 e5-d4 23.h6-g7 c7-b6 24.g7-f8 b6-c5 25.f8-h6 e7-f6 26.g5xe7 d6xf8 27.h6-c1 d4-e3 28.c1xf4 c5-d4 29.f4-c1 ]

[ 25...e7-f6 26.g7xc7 a5-b4 27.a3xc5 c3-b2 28.c7-d8 b2-a1 ]