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 Kb6 win in 1 half-moves
3 Kbb8 win in 1 half-moves
4 Kcc7 win in 1 half-moves
5 Nb3 win in 1 half-moves
6 Nc2 loss in 2 half-moves
7 Ka6 loss in 1 half-moves
8 Ka7 loss in 1 half-moves
9 Ka8 loss in 1 half-moves
10 Kbc7 loss in 1 half-moves
11 Kc6 loss in 1 half-moves
12 Kcb8 loss in 1 half-moves
13 Kd7 loss in 1 half-moves
14 Kd8 loss in 1 half-moves