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 Kb7 loss in 1 half-moves
3 Kb8 loss in 1 half-moves
4 Kcc6 loss in 1 half-moves
5 Kcc8 loss in 1 half-moves
6 Kcd6 loss in 1 half-moves
7 Kcd8 loss in 1 half-moves
8 Kdc6 loss in 1 half-moves
9 Kdc8 loss in 1 half-moves
10 Kdd6 loss in 1 half-moves
11 Kdd8 loss in 1 half-moves
12 Ke6 loss in 1 half-moves
13 Ke7 loss in 1 half-moves
14 Ke8 loss in 1 half-moves