[ 7.f2-e3 ]

[ 7.a3-b4 b6-c5 ( 7...f6-g5 8.b2-a3 ) 8.b2-a3 ]

[ 7.g3-h4 e5xg3 8.h2xf4 b6-c5 ( 8...f6-g5 9.h4xf6 g7xg3 10.f2xh4 ) 9.c3-b4 ]

[ 7.e1-d2? b6-c5! ]

[ 7...b6-c5 ]

[ 8.e1-d2 g5xe3 9.d2xf4 d8-e7 ( 9...g7-f6 ) 10.f2-e3 h6-g5 11.f4xf8 e7-f6 12.f8xc5 b6xh4 13.b4-c5 h8-g7 14.a3-b4 e5-f4 15.b2-c3 h4-g3 16.c3-d4 g7-h6 17.c1-d2? ( 17.c1-b2! h6-g5 18.b2-c3 g5-h4 19.c5-d6 c7xe5 20.d4-c5 f6-g5 21.c3-d4 e5xc3 22.b4xd2 b8-c7 23.d2-e3 f4xd2 24.h2xh6 ) 17...f6-e5 18.d4xf6 f4-e3 19.d2xf4 g3xg7 20.h2-g3 h6-g5 21.g1-f2 g7-h6 22.c5-d6 c7xe5 23.g3-h4 g5-f4 24.h4-g5 a7-b6 25.g5xe3 e5-f4 26.e3xg5 h6xf4 27.a5xc7 b8xd6 ]

[ 11...d6-e5 ]

[ 11...b6-c5 ]

[ 11...d8-e7 ]

[ 11...d6-c5 12.g3-f4 ( 12.g3-h4 d8-e7 13.h2-g3 c5-d4 14.g3-f4 e7-d6 15.f4-g5 h6xf4 16.d2-e3 d4xf2 17.g1xg5 h8-g7 ) 12...d8-e7 13.h2-g3 c5-d4 14.c1-b2 e7-d6 15.g1-f2 h8-g7 16.d2-c3 b6-c5 17.c3xe5 h6-g5 18.f4xf8 d6xh2 19.f8xb4 h2-g1 20.f2-g3 g1-d4 21.b4-c3 ]

[ 11...h6-g5? 12.g3-h4 g5-f4 13.g1-f2 ]

[ 12.d2-e3 ]

[ 12.g3-h4 ]

[ 12.c1-b2 g7-f6 13.g3-h4 b6-c5 14.b2-c3 f6-e5 15.g1-f2 d8-e7 16.c3-b4 e7-f6 17.d2-e3 h6-g5 18.h2-g3 a7-b6 19.e1-d2 e5-d4 20.g3-f4 d4-c3 ( 20...b8-a7 ) ]

[ 12.g3-f4 d6-e5 ( 12...g7-f6 13.h2-g3 d6-e5 ) 13.f4xd6 c7xe5 14.a5xc7 b8xd6 ]

[ 12...d6-e5 ]

[ 13.d2-e3 b6-c5 14.c1-d2 d6-e5 15.g3-f4 e5xg3 16.h2xf4? c7-b6? ( 16...c5-d4 17.e3xc5 f6-g5 ) 17.a5xc7 b8xd6 18.d2-c3 a7-b6 19.f2-g3 d8-e7 20.e1-d2 ]

[ 13.c1-b2 b6-c5 14.d2-e3 ( 14.g3-h4 d6-e5 15.d2-e3 c5-d4 16.e3xc5 c7-b6 17.a5xc7 d8xd4 18.b2-c3 d4xb2 19.a3xc1 a7-b6 20.f2-e3 b6-c5 21.e3-f4 e5xg3 22.h2xf4 b8-c7 23.c1-d2 c7-d6 24.d2-c3 f6-e5 25.e1-d2 ) 14...d6-e5 15.e3-f4 c5-d4 16.f4xd6 c7xe5 17.b2-c3 d4xb2 18.a3xc1 e5-d4 19.e1-d2 a7-b6 20.a5xc7 b8xd6 21.g3-h4 d8-c7 22.h2-g3 f6-e5 23.f2-e3 d4xf2 24.g3xe1 d6-c5 25.e1-f2 e5-f4 ]

[ 13.d2-c3 d6-e5 ( 13...f6-e5 14.c1-d2 e5-f4 15.g3xe5 d6xf4 16.f2-e3 h6-g5 17.a3-b4 g5-h4 18.e3xg5 h4xf6 19.d2-e3 f6-g5 20.h2-g3 b6-c5 21.b4xd6 c7xe5 22.g3-h4 g5-f4 23.e3xg5 e5-d4 24.c3xe5 a7-b6 25.a5xc7 b8xh6 26.e1-d2 d8-e7 27.d2-e3 e7-f6 28.e3-f4 h6-g5 29.f4xh6 f6-e5 ) 14.c1-d2 14...c7-d6 ( 14...b6-c5 15.a5-b6 c7xa5 16.c3-b4 a5xc3 17.d2xf4 ) 15.a5xc7 d8xb6 16.f2-e3 ( 16.g3-f4 e5xg3 17.h2xf4 b6-c5 18.f2-g3 a7-b6 19.g3-h4 b6-a5 20.d2-e3 f6-e5 21.e1-d2 e5xg3 22.h4xf2 h6-g5 23.f2-g3 ) 16...b6-c5 17.g3-h4 a7-b6 18.e1-f2 b6-a5 19.f2-g3 b8-c7 20.g3-f4 e5xg3 21.h2xf4 f6-e5 22.h4-g5 e5xg3 23.c3-d4 h6xf4 24.d4xd8 g3-h2 25.e3xg5 h2-g1 ]

[ 13...b6-c5 14.g3-f4 d8-e7 15.h2-g3 f6-e5 16.c1-b2 e7-f6 ( 16...a7-b6 ) 17.b2-c3 f6-g5? ( 17...c5-d4 18.e3xg5 a7-b6 19.f4xd6 c7xe5 20.a5xc7 h6xh2 21.c7-d8 h2-g1 ) 18.a3-b4 c5xa3 19.c3-d4 e5xc3 20.d2xb4 a3xc5 21.g3-h4 a7-b6 22.h4xf6 c5-b4 23.a5xc3 b6-c5 24.e1-d2 c7-b6 25.c3-d4 c5-b4 26.d2-c3 b4xd2 27.e3xc1 b6-a5 28.c1-d2 b8-c7 29.d2-e3? ( 29.d2-c3! c7-b6 30.d4-e5 d6-c5 31.f6-e7 c5-d4 32.e7-f8 d4xf6 33.f8-a3 f6-g5 34.a3-c1 g5xe3 35.c1xf4 b6-c5 36.f4-d2 c5-b4 37.d2-e1 b4xd2 38.e1xc3 h6-g5 39.c3-d2 g5-h4 40.d2-e1 ) 29...a5-b4 30.d4-c5 b4-a3 31.c5xe7 a3-b2 32.f4-e5 c7-d6 33.e7xc5 b2-c1 34.e3-d4 c1-a3 35.c5-b6 a3-c5 36.b6-c7 c5xf2 37.f6-e7 f2-e1 ]

[ 14...c7-d6 15.a5xc7 d8xb6 16.d2-e3 b6-c5 17.g3-h4 e5xg3 18.h2xf4 a7-b6 19.c1-d2 b8-a7? ( 19...b6-a5 20.d2-c3 f6-e5 21.e1-d2 e5xg3 22.h4xf2 h6-g5 23.c3-d4 b8-a7 24.d4xb6 a7xc5 25.d2-c3 d6-e5 26.a3-b4 c5xa3 27.f2-g3 ) 20.d2-c3? ( 20.f4-g5 h6xf4 21.e3xe7 d6xf8 22.d2-c3 ) 20...f6-e5 21.e1-d2 e5xg3 22.h4xf2 d6-e5 23.f2-g3 e5-d4 24.c3xe5 c5-b4 25.a3xc5 b6xh4 26.e5-f6 ]

[ 17.g3-h4 g5-f4 18.c1-b2 a7-b6 19.h4-g5 f4-g3 20.h2xf4 e5xg3 21.b2-c3 h6xf4 22.d2-e3 f4xb4 23.a3xa7 ]

[ 17.a3-b4 a7-b6 18.g3-f4 e5xg3 19.h2xf4 g5xe3 20.d2xf4 b6-c5 21.b4-a5 d8-e7 22.e1-f2 e7-f6 ]

[ 20...b6-c5 21.d2-e3 d8-e7 22.e1-f2 c5-b4 23.a3xc5 d6xb4 24.e3-d4 b4-a3 25.d4-c5 a3-b2 26.f4-e5 ]