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

EGTB: draw

# move score
1 b5 draw
2 Kb5 draw
3 Ka5 loss in 4 half-moves
4 Kaa7 loss in 4 half-moves
5 Kab7 loss in 4 half-moves
6 Ka8 loss in 3 half-moves
7 Kba7 loss in 3 half-moves
8 Kbb7 loss in 3 half-moves
9 Kc7 loss in 2 half-moves
10 Kc8 loss in 2 half-moves