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

EGTB: win in 4 half-moves

# move score
1 Kc4 win in 3 half-moves
2 Kc5 draw
3 Kd4 loss in 50 half-moves
4 Kc6 loss in 44 half-moves
5 Kd6 loss in 44 half-moves
6 Ke5 loss in 44 half-moves
7 Ke6 loss in 44 half-moves
8 Ke4 loss in 42 half-moves