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

EGTB: win in 2 half-moves

# move score
1 Kc5 win in 1 half-moves
2 Kd5 win in 1 half-moves
3 Ke5 win in 1 half-moves
4 Kd3 loss in 40 half-moves
5 Kc3 loss in 36 half-moves
6 Kc4 loss in 36 half-moves
7 Ke3 loss in 2 half-moves
8 Ke4 loss in 2 half-moves