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

EGTB: win in 2 half-moves

# move score
1 b5 win in 1 half-moves
2 Ka6 loss in 1 half-moves
3 Ka7 loss in 1 half-moves
4 Ka8 loss in 1 half-moves
5 Kb8 loss in 1 half-moves
6 Kbc6 loss in 1 half-moves
7 Kbc7 loss in 1 half-moves
8 Kc5 loss in 1 half-moves
9 Kc8 loss in 1 half-moves
10 Kd5 loss in 1 half-moves
11 Kdc6 loss in 1 half-moves
12 Kdc7 loss in 1 half-moves
13 Ke5 loss in 1 half-moves
14 Ke6 loss in 1 half-moves
15 Ke7 loss in 1 half-moves
16 Nb8 loss in 1 half-moves
17 Nc5 loss in 1 half-moves
18 Ne5 loss in 1 half-moves
19 Nf6 loss in 1 half-moves
20 Nf8 loss in 1 half-moves