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 Kd2 win in 3 half-moves
4 Kb4 loss in 38 half-moves
5 Kb3 loss in 32 half-moves
6 Kc2 loss in 18 half-moves
7 Kb2 loss in 14 half-moves
8 Kd3 loss in 2 half-moves