[ 1...f2-e1 2.g1-f2 e1xg3 3.h4xf2 b4-a3 4.c3-b4 ( чпр 4.b6-c5 a3-b2 5.c5-a3 b2-c1 6.a1-b2+= ) 4...a3xa7 5.d4-b6 a7xc5 6.a5-b6 c5xa7 7.d8-h4 a7-b6 8.h4-g3 b6-c5 9.a1-d4 c5-b4 10.d2-c3 b4xh2 11.d4-e3 h2-g1 12.b8-h2 x ]

[ 1...f2-g3 2.h4xf2 b4-a3 3.c3-b4 ( чпр 3.b6-c5 a3-b2 4.c5-a3 b2-c1 5.a1-b2+= ) 3...a3xa7 4.d4-b6 a7xc5 5.d8-b6 c5xa7 6.a5-b4 a7-b6 7.b4-a5 b6-c5 8.a5-b6 c5xa7 9.g1-h2 a7-b6 10.h2-g3 b6-c5 11.a1-d4 c5-b4 12.d2-c3 b4xh2 13.d4-e3 h2-g1 14.b8-h2 x ]