Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 b4 win in 1 half-moves
2 Ka7 win in 1 half-moves
3 Kb7 win in 1 half-moves
4 Kd5 win in 1 half-moves
5 Nb6 win in 1 half-moves
6 Nc7 win in 1 half-moves
7 Ka5 loss in 1 half-moves
8 Kab6 loss in 1 half-moves
9 Kb4 loss in 1 half-moves
10 Kc4 loss in 1 half-moves
11 Kc6 loss in 1 half-moves
12 Kcb6 loss in 1 half-moves
13 Kd4 loss in 1 half-moves
14 Kd6 loss in 1 half-moves