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

EGTB: draw

# move score
1 b5 draw
2 Ka8 draw
3 Kb7 draw
4 Kc8 draw
5 Kd7 draw
6 Kb8 loss in 4 half-moves
7 Ke7 loss in 4 half-moves
8 Ke8 loss in 4 half-moves
9 Ka6 loss in 3 half-moves
10 Kc7 loss in 3 half-moves