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

EGTB: win in 12 half-moves

# move score
1 b4 win in 11 half-moves
2 Ka7 win in 11 half-moves
3 Kc7 win in 11 half-moves
4 Kc8 win in 11 half-moves
5 Kd7 win in 11 half-moves
6 Ka5 win in 13 half-moves
7 Kb6 win in 15 half-moves
8 Kb7 win in 15 half-moves
9 Na4 win in 15 half-moves
10 Nb7 win in 17 half-moves
11 Ke7 loss in 2 half-moves
12 Ke8 loss in 2 half-moves
13 Nb3 loss in 2 half-moves
14 Nd3 loss in 2 half-moves
15 Nd7 loss in 2 half-moves
16 Ne4 loss in 2 half-moves
17 Ne6 loss in 2 half-moves