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

EGTB: win in 4 half-moves

# move score
1 Kd6 win in 3 half-moves
2 Kd4 draw
3 Kd5 draw
4 Ke4 draw
5 Ke6 draw
6 Kf5 draw
7 Kf6 draw
8 Kf4 loss in 48 half-moves