[ чпр 2.e3-f4 b2-a1 ( 2...b2-c1 3.e1-f2 c1xg1 4.d6-b4 h8xf6 5.h6-g5 f6xf2 6.b4-e1+= ) 3.f6-e7 h8xd4 4.f4-e5 d4xf6 5.d6-e5 f6xd4 6.e1-c3 d4xb2 7.h6-c1+= ]

[ 2...b2-c1 3.f4-d6 c1xd4 4.d6-b4 h8xf6 5.e1-f2 d4xg1 6.h6-g5 f6xf2 7.b4-e1 x ]