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 Kd7 loss in 30 half-moves
5 Kc7 loss in 22 half-moves
6 Kc6 loss in 2 half-moves
7 Ke6 loss in 2 half-moves
8 Ke7 loss in 2 half-moves