[ 1...g5-f4 2.c1-d2 f4xh2 3.f2-g3 h2xf4 4.e5xg3 h6-g5 5.d4-e5 g5-h4 ( 5...g5-f4 6.a7-g1 f4xh2 7.d2-e3 b8-a7 8.c3-b4 a7-b6 9.c7-b8 b6-c5 10.b4-d2 c5xe7 11.e5-d6 e7xc5 12.a5-b6 c5xa7 13.d2-c1 a7-b6 14.e1-a5 b6-c5 15.a5-b4 c5xa3 16.g1-f2 h2-g1 17.b8-h2 x ) 6.a7-f2 b8-a7 7.d2-e3 a7-b6 8.a5-b4 b6xd8 9.d6-c7 d8xb6 10.b4-a5 b6-c5 11.a5-b6 c5xa7 12.b2-c1 a7-b6 13.c3-a5 b6-c5 14.a5-b4 c5xa3 15.c1-d2 a3-b2 16.d2-c1 b2-a1 17.g3-f4 a1xh8 18.c1-b2 h8xa1 19.f2-g3 h4xd4 20.e1-c3 d4xb2 21.f4-c1 x ]