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 Kc6 draw
3 Ke4 draw
4 Ke5 draw
5 Ke6 draw
6 Kd6 loss in 46 half-moves
7 Kc4 loss in 2 half-moves
8 Kc5 loss in 2 half-moves