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

EGTB: win in 4 half-moves

# move score
1 Kd4 win in 3 half-moves
2 Kd2 draw
3 Kd3 draw
4 Ke2 draw
5 Ke4 draw
6 Kf3 loss in 56 half-moves
7 Kf4 loss in 56 half-moves
8 Kf2 loss in 54 half-moves