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 draw
4 Kb7 loss in 38 half-moves
5 Kb8 loss in 28 half-moves
6 Kc8 loss in 28 half-moves
7 Kd7 loss in 28 half-moves
8 Kd8 loss in 28 half-moves