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

EGTB: win in 10 half-moves

# move score
1 b5 win in 9 half-moves
2 Kb5 win in 9 half-moves
3 Kc5 win in 9 half-moves
4 Kd5 win in 9 half-moves
5 Kf5 win in 11 half-moves
6 Na6 win in 11 half-moves
7 Kb7 win in 13 half-moves
8 Kd7 win in 13 half-moves
9 Ke5 win in 13 half-moves
10 Na8 win in 13 half-moves
11 Kd6 loss in 4 half-moves
12 Ke6 loss in 4 half-moves
13 Ke7 loss in 4 half-moves
14 Kf7 loss in 4 half-moves
15 Ne6 loss in 4 half-moves
16 Ne8 loss in 4 half-moves
17 Kg5 loss in 2 half-moves
18 Kg6 loss in 2 half-moves
19 Kg7 loss in 2 half-moves
20 Nb5 loss in 2 half-moves
21 Nd5 loss in 2 half-moves