[ 1...a5-b4 2.c1-a3 b4-c3 ( 2...a7-b6 3.d4xa7 b4-c3 4.a3-b4 c3xa5 5.g5-f6 a5-b4 6.f6-c3 b4xh2 7.a7-g1 x ) 3.d4xb2 a7-b6 4.e7-f6 f8xh4 5.f6-c3 h4xh8 6.c3-d2 h8xa1 7.a3-c5 b6xd4 8.d2-c3 d4xb2 9.h6-c1 x ]