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

EGTB: draw

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