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

EGTB: draw

# move score
1 Ka6 draw
2 Ka8 draw
3 Kb6 draw
4 Kd2 draw
5 Kb7 loss in 2 half-moves
6 Kb8 loss in 2 half-moves
7 Ke2 loss in 2 half-moves
8 Kf1 loss in 2 half-moves
9 Kf2 loss in 2 half-moves
10 Kd1 loss in 1 half-moves