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 K7a7 win in 1 half-moves
3 K7c8 win in 1 half-moves
4 K8a7 win in 1 half-moves
5 K8a8 win in 1 half-moves
6 K8c8 win in 1 half-moves
7 Ka6 win in 1 half-moves
8 Kb6 win in 1 half-moves
9 Nc4 loss in 2 half-moves
10 Nc8 loss in 2 half-moves
11 Ne4 loss in 2 half-moves
12 Ne8 loss in 2 half-moves
13 Nf5 loss in 2 half-moves
14 Nf7 loss in 2 half-moves
15 K7a8 loss in 1 half-moves
16 K7c7 loss in 1 half-moves
17 K8c7 loss in 1 half-moves
18 Kc6 loss in 1 half-moves