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

EGTB: win in 4 half-moves

# move score
1 Kc5 win in 3 half-moves
2 Kc6 draw
3 Kd4 draw
4 Kd6 draw
5 Ke4 draw
6 Ke5 draw
7 Ke6 loss in 56 half-moves
8 Kc4 loss in 2 half-moves