[ 2...e5-f4 3.c3-h8 f4-e3 ( 3...f4-g3 4.e1-d2 g3-f2 5.g1xe3 h2-g1 6.d2-c3 g1xd4 7.c5xe3 a7xc5 8.c1-d2 a3xc1 9.c3-b4 c5xa3 10.h8-b2 x ) 4.e1-d2 e3-f2 5.g1xe3 h2-g1 6.d2-c3 g1xd4 7.c5xe3 a7xc5 8.c1-d2 a3xc1 9.c3-b4 c5xa3 10.h8-b2 x ]