[ 2...a7-b6 3.b4-a5 b6-c5 4.a5-b6 c5xa7 5.e5-h2 a7-b6 6.c3-a5 b6-c5 ( 6...h4-g3 7.h2xf4 b6-c5 8.a5-b6 c5xa7 9.g5-h4 a7-b6 10.h4-f2 b6-c5 11.b2-d4 c5-b4 12.d4-c3 b4xd2 13.f4-g3 d2xh2 14.c1-e3 h2-g1 15.b8-h2 x ) 7.e3-d4 c5xe3 8.c1xf4 h4-g3 9.f4-d2 g3-f2 10.b8-g3 f2xh4 11.g5-f4 h4-g3 12.f4-h6 g3-f2 13.b2-a3 f2-e1 ( 13...f2-g1 14.f6-e7 h8xd8 15.a5-c7 d8xb6 16.a3-c5 b6xd4 17.h6-e3 d4xf2 18.d2-e1 x ) 14.g7-f8 e1xg7 15.a3-b2 g7xa1 16.f8-g7 h8xf6 17.h2-e5 f6xd4 18.a5-c3 d4xb2 19.h6-c1 x ]