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 Ka7 win in 11 half-moves
3 Kc6 win in 11 half-moves
4 Kc7 win in 11 half-moves
5 Kd6 win in 11 half-moves
6 Ke6 win in 11 half-moves
7 Ne6 win in 11 half-moves
8 Nc6 win in 13 half-moves
9 Kb7 loss in 4 half-moves
10 Kb8 loss in 4 half-moves
11 Kc8 loss in 4 half-moves
12 Ke7 loss in 4 half-moves
13 Ke8 loss in 4 half-moves
14 Nb7 loss in 4 half-moves
15 Nf7 loss in 2 half-moves