[ 2 1.f2-e1 b8-c7 ( 1...b8-a7 2.d4-c3 a7-b6 3.b4-a5 b6-c5 4.a5-b6 c5xa7 5.e1-f2 a7-b6 6.c3-a5 b6-c5 7.a5-b6 c5xa7 8.b2-c3 a7-b6 9.c3-a5 b6-c5 10.e3-d4 c5xg1 11.f6-e5 h8xd4 12.h6-e3 d4xf2 13.a5-e1 x ) 2.d4-b6 c7xa1 3.f6-g5 h8xh4 4.h2-g3 h4xd4 5.e1-c3 d4xb2 6.h6-c1 x ]

[ 1...b8-c7 2.d4-b6 c7xa1 3.f6-g5 h8xh4 4.f2-e1 h4xd4 5.e1-c3 d4xb2 6.h6-c1 x ]