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

EGTB: draw

# move score
1 Kb1 draw
2 Kc7 draw
3 Kc8 draw
4 Kb2 loss in 2 half-moves
5 Kc2 loss in 2 half-moves
6 Kd1 loss in 2 half-moves
7 Kd2 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Ke7 loss in 1 half-moves
10 Ke8 loss in 1 half-moves