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

EGTB: draw

# move score
1 Kb6 draw
2 Kd6 draw
3 Kd7 loss in 26 half-moves
4 Kd8 loss in 26 half-moves
5 Kb7 loss in 18 half-moves
6 Kc8 loss in 18 half-moves
7 Kb8 loss in 16 half-moves
8 Kc6 loss in 16 half-moves