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

EGTB: draw

# move score
1 Ka6 draw
2 Kb6 draw
3 Kb4 loss in 8 half-moves
4 b4 loss in 4 half-moves
5 Ka4 loss in 4 half-moves
6 Kb7 loss in 3 half-moves
7 Kb8 loss in 3 half-moves
8 Kc7 loss in 3 half-moves
9 Kd7 loss in 3 half-moves
10 Kd8 loss in 3 half-moves