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

EGTB: draw

# move score
1 Ka5 draw
2 Ka7 draw
3 Kf7 draw
4 Kg7 draw
5 Kg8 draw
6 Kb5 loss in 2 half-moves
7 Kb6 loss in 2 half-moves
8 Kb7 loss in 2 half-moves
9 Ke8 loss in 2 half-moves
10 Ke7 loss in 1 half-moves