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

EGTB: win in 4 half-moves

# move score
1 Ke5 win in 3 half-moves
2 Kd5 draw
3 Ke6 loss in 28 half-moves
4 Ke7 loss in 26 half-moves
5 Kc6 loss in 20 half-moves
6 Kc5 loss in 18 half-moves
7 Kc7 loss in 18 half-moves
8 Kd7 loss in 18 half-moves