[ 9.f2-g3 f6xd4 10.g1-h2 d4-e3 11.f4-g5 h6xf4 12.g3xe5 g7-f6 13.e5xg7 h8xf6 14.d2xf4 c5-b4 15.e1-d2 b4-a3 16.b2-c3 b8-c7 17.a1-b2 c7-d6 18.c3-d4 b6-a5 19.d2-c3 f6-g5 20.f4xh6 a7-b6 21.h2-g3 d6-c5 22.d4-e5 c5-b4 23.g3-f4 b4xd2 24.c1xe3 a3xc1 25.e3-d4 c1xg5 26.h6xf4 a5-b4 27.e5-d6 b4-a3 28.d4-e5 ]

[ 11.f2-g3 ]

[ 11.e5-d6 ]

[ 12...b6-a5 13.e5-d6 g7-f6 14.a1-b2 a7-b6 ( 14...f6-e5? 15.d6-e7 e5xb4 16.b2-a3 ) 15.f2-e3 f6-e5 16.d6-e7 f8xd6 17.b2-a3 e5xg3 18.g1-f2 g3xb4 19.a3xe7 b6-c5 20.e3-f4 b8-c7 21.c1-b2 a5-b4 22.f4-e5 b4-a3 23.b2-c3 c7-b6 24.e5-d6 ]

[ 15...g7-f6 ]

[ 16.e5-d6? e7-f6! 17.d6xb4 f6-g5 ]

[ 16.g3-h4 c5-b4! 17.c1-d2 b8-c7! ( 17...e7-f6 18.h4-g5! f6xd4 19.c3xe5 b4-a3 20.b2-c3 a5-b4 21.c3xa5 a3-b2 22.f2-g3 b2-c1 23.g3-h4 c1xe3 24.f4xd2 h6xd6 25.h4-g5 ) 18.d2-e3 b4xd2 19.e3xc1 c7-b6 20.c1-d2 b6-c5 21.f2-e3 ( 21.b2-a3 e7-d6 22.e5xc7 h6-g5 ) 21...c5-b4 22.d2-c3 b4xd2 23.e3xc1 g7-f6 ]

[ 16...e7-f6? 17.e5-d6 c5xe7 18.c3-b4 a5xa1 19.e3-d4 a1xe5 20.f4xf8 ]

[ 16...c5-b4? 17.e3-d4 b4xd2 18.c1xe3 e7-f6? ( 18...g7-f6 19.e5xg7 h6xf8 ) 19.b2-c3 b8-a7 ( 19...a5-b4 20.c3xa5 b8-c7 21.g3-h4 f6-g5 22.h4xf6 c7-d6 ; 19...f6-g5? 20.e5-f6! g5xe7 21.c3-b4 ) 20.e5-d6! a5-b4 21.c3xa5 f6-e5 22.d4xf6 g7xc7 23.e3-d4 c7-d6 24.d4-e5 d6-c5 25.g3-h4 ]