[ 11.a1-b2 c5-b4 12.a3xc5 d6xd2 13.e1xc3 c7-d6 14.b2-a3 e7-f6 15.c3-b4 f6-e5 16.b4-c5 e5xg3 17.h4xf2 d6xb4 18.a5xc3 h6-g5? ( 18...h8-g7 ) 19.f2-g3? ( 19.c3-d4 ; 19.a3-b4 ) 19...g5-h4 20.g3-f4 h8-g7 21.c3-d4 a7-b6? ( 21...b8-c7 22.a3-b4 g7-f6 23.c1-d2 c7-d6 24.d2-c3 d6-e5 25.f4xd6 h4-g3 26.d6-e7 g3-h2 27.e7xg5 d8-e7 28.g5-h6 h2-g1 29.b4-a5 e7-d6 30.e3-f4 g1xc5 ) 22.a3-b4 d8-e7 23.b4-c5 b6-a5 24.c1-d2 g7-h6 25.d2-c3 e7-f6 26.c5-d6 ]

[ 15...g7-f6 ]

[ 16.a5-b6 a7xc5 17.d4xb6 g7-f6 18.b6-a7 f6-e5 19.f4-g5 h6xf4 20.e3xg5 d8-c7 21.g5-h6 e7-f6 22.d2-e3 d6-c5 23.e3-f4 e5xg3 24.h4xf2 c7-d6 25.f2-g3 d6-e5 26.c3-b4 c5-d4 27.b4-c5 d4xb6 28.a7xc5 b8-a7 ]

[ 22...f6-e5? 23.c3-b4 c5-d4 24.e3xc5 e7-f6 25.a5-b6 e5-f4 26.c1-d2! ( 26.b4-a5 a3-b2! 27.c1xa3 b8-a7 ) 26...f4-e3 ( 26...b8-a7 27.b4-a5 f4-e3 28.d2xf4 a3-b2 29.f4-g5 b2-c1 30.g5xe7 d8xf6 31.b6-c7 c1-a3 32.c7-d8 ) 27.d2xf4 a3-b2 28.b4-a5 b2-a1 29.c5-d6 a1-b2 30.b6-c7 d8xb6 31.a5xc7 f6-e5 32.c7-d8 e5xg3 33.h4xf2 b2-a3 34.f2-g3 a3xf8 35.g3-h4 ]

[ 22...d8-c7 23.c3-d4 c7-d6 24.d4xb6 b8-a7 25.e3-f4 a7xc5 26.h4-g5 f6xh4 27.h6-g7 c5-d4 28.g7-h8 d4-e3 29.f4xd2 h4-g3 30.h8-d4 ]

[ 23.e3-f4 d8-c7 24.h4-g5 f6xh4 25.h6-g7 d6-e5 26.f4xb4 a3xc5 27.g7-f8 h4-g3 28.f8xa3 g3-f2 ]

[ 23.c3-b4 d8-c7 24.h4-g5 f6xh4 25.h6-g7 a3-b2 26.c1xa3 c5-d4 27.e3xe7 c7-b6 28.a5xc7 b8xh6 ]