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

EGTB: win in 4 half-moves

# move score
1 Kc5 win in 3 half-moves
2 Kb4 draw
3 Kb5 draw
4 Kd5 draw
5 Kb3 loss in 52 half-moves
6 Kc3 loss in 52 half-moves
7 Kd3 loss in 52 half-moves
8 Kd4 loss in 52 half-moves