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 Ke7 draw
3 Kc5 loss in 40 half-moves
4 Kd5 loss in 32 half-moves
5 Kc7 loss in 28 half-moves
6 Kd7 loss in 26 half-moves
7 Ke6 loss in 26 half-moves
8 Kc6 loss in 20 half-moves