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

EGTB: win in 4 half-moves

# move score
1 Kf4 win in 3 half-moves
2 Ke3 loss in 40 half-moves
3 Ke5 loss in 36 half-moves
4 Kd3 loss in 32 half-moves
5 Kd4 loss in 32 half-moves
6 Kd5 loss in 32 half-moves
7 Kf3 loss in 2 half-moves
8 Kf5 loss in 2 half-moves