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

EGTB: draw

# move score
1 Kb6 draw
2 Kc6 draw
3 Kd6 loss in 40 half-moves
4 Kb7 loss in 34 half-moves
5 Kc8 loss in 32 half-moves
6 Kd7 loss in 32 half-moves
7 Kd8 loss in 32 half-moves
8 Kb8 loss in 24 half-moves