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 Ka5 loss in 1 half-moves
3 Ka7 loss in 1 half-moves
4 Kab7 loss in 1 half-moves
5 Kb5 loss in 1 half-moves
6 Kb8 loss in 1 half-moves
7 Kc6 loss in 1 half-moves
8 Kc8 loss in 1 half-moves
9 Kcb7 loss in 1 half-moves
10 Kd6 loss in 1 half-moves
11 Kd7 loss in 1 half-moves
12 Kd8 loss in 1 half-moves