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

EGTB: win in 8 half-moves

# move score
1 Kd3 win in 7 half-moves
2 Ke3 win in 7 half-moves
3 Kd2 win in 11 half-moves
4 Kf1 loss in 42 half-moves
5 Kf2 loss in 42 half-moves
6 Ke1 loss in 20 half-moves
7 Kd1 loss in 16 half-moves
8 Kf3 loss in 2 half-moves