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 Ka6 win in 1 half-moves
3 Ka8 win in 1 half-moves
4 Kb6 win in 1 half-moves
5 Kb7 win in 1 half-moves
6 Kb8 win in 1 half-moves
7 Ne7 win in 1 half-moves
8 Nh4 win in 1 half-moves
9 Nh8 win in 1 half-moves
10 Kd5 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Kf6 loss in 2 half-moves
15 Kf7 loss in 2 half-moves
16 Ke5 loss in 1 half-moves
17 Ke7 loss in 1 half-moves
18 Ne5 loss in 1 half-moves
19 Nf4 loss in 1 half-moves
20 Nf8 loss in 1 half-moves