[ 1...a7-b6 2.c3xe1 b6-c5 3.e1-f2 c5xa3 ( 3...c5xe7 4.e5-d6 e7xa3 5.a5-b4 a3xc5 6.b2-d4 c5-b4 7.d4-c3 b4xd2 8.f4-d6+- d2xh2 9.c1-e3 h2-g1 10.d6-h2 x ) 4.a5-b4 a3xe7 5.e5-d6 e7xc5 6.b2-d4 c5-b4 7.d4-c3 b4xd2 8.f4-b8+- d2xh2 9.c1-e3 h2-g1 10.b8-h2 x ]