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 Kb2 win in 1 half-moves
3 Kb3 win in 1 half-moves
4 Kb4 win in 1 half-moves
5 Kb8 win in 1 half-moves
6 Kc8 win in 1 half-moves
7 Ka2 loss in 1 half-moves
8 Ka4 loss in 1 half-moves
9 Kb7 loss in 1 half-moves
10 Kc6 loss in 1 half-moves
11 Kd6 loss in 1 half-moves
12 Kd7 loss in 1 half-moves
13 Kd8 loss in 1 half-moves