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

EGTB: win in 4 half-moves

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