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

EGTB: win in 2 half-moves

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