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

EGTB: win in 10 half-moves

# move score
1 Kb5 win in 9 half-moves
2 Nb5 win in 17 half-moves
3 b5 loss in 4 half-moves
4 Kb7 loss in 4 half-moves
5 Kc5 loss in 4 half-moves
6 Kc8 loss in 4 half-moves
7 Kcc7 loss in 4 half-moves
8 Kcd6 loss in 4 half-moves
9 Kd5 loss in 4 half-moves
10 Kd8 loss in 4 half-moves
11 Kdc7 loss in 4 half-moves
12 Kdd6 loss in 4 half-moves
13 Ke6 loss in 4 half-moves
14 Ke7 loss in 4 half-moves
15 Ke8 loss in 4 half-moves
16 Nb3 loss in 2 half-moves
17 Nc2 loss in 2 half-moves
18 Ne2 loss in 2 half-moves
19 Ne6 loss in 2 half-moves
20 Nf3 loss in 2 half-moves
21 Nf5 loss in 2 half-moves