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

EGTB: win in 4 half-moves

# move score
1 Kd1 win in 3 half-moves
2 Ke3 loss in 52 half-moves
3 Ke1 loss in 50 half-moves
4 Kf3 loss in 48 half-moves
5 Kf1 loss in 46 half-moves
6 Kf2 loss in 46 half-moves
7 Kd2 loss in 2 half-moves
8 Kd3 loss in 2 half-moves