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

EGTB: win in 8 half-moves

# move score
1 Kc4 win in 7 half-moves
2 Kc6 win in 9 half-moves
3 Kb4 win in 11 half-moves
4 Kb5 win in 13 half-moves
5 Kb6 win in 13 half-moves
6 Kd4 loss in 2 half-moves
7 Kd5 loss in 2 half-moves
8 Kd6 loss in 2 half-moves