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

EGTB: win in 10 half-moves

# move score
1 b4 win in 9 half-moves
2 Ka6 win in 11 half-moves
3 Ka8 win in 11 half-moves
4 Kc5 win in 11 half-moves
5 Kc6 win in 11 half-moves
6 Kd5 win in 11 half-moves
7 Kd7 win in 11 half-moves
8 Ke5 win in 11 half-moves
9 Ke6 win in 11 half-moves
10 Ke7 win in 11 half-moves
11 Ne6 win in 11 half-moves
12 Nb7 win in 13 half-moves
13 Nc6 win in 13 half-moves
14 Kb7 win in 15 half-moves
15 Kb8 win in 15 half-moves
16 Kb6 loss in 4 half-moves
17 Kc7 loss in 4 half-moves
18 Nf7 loss in 2 half-moves