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

EGTB: win in 4 half-moves

# move score
1 Kc2 win in 3 half-moves
2 Kd2 win in 3 half-moves
3 Ke2 win in 3 half-moves
4 Kc3 loss in 8 half-moves
5 Kc4 loss in 8 half-moves
6 Kd4 loss in 8 half-moves
7 Ke3 loss in 8 half-moves
8 Ke4 loss in 8 half-moves