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

EGTB: win in 2 half-moves

# move score
1 Kc4 win in 1 half-moves
2 Kd4 win in 1 half-moves
3 Ke4 win in 1 half-moves
4 Kc3 loss in 58 half-moves
5 Kc2 loss in 48 half-moves
6 Ke3 loss in 44 half-moves
7 Kd2 loss in 38 half-moves
8 Ke2 loss in 38 half-moves