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

EGTB: win in 2 half-moves

# move score
1 Ke4 win in 1 half-moves
2 Ke6 win in 1 half-moves
3 Kc4 draw
4 Kc5 draw
5 Kc6 draw
6 Kd6 draw
7 Ke5 draw
8 Kd4 loss in 52 half-moves