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

EGTB: win in 4 half-moves

# move score
1 Kd5 win in 3 half-moves
2 Kb6 draw
3 Kc4 draw
4 Kd4 draw
5 Kb4 loss in 42 half-moves
6 Kb5 loss in 36 half-moves
7 Kc6 loss in 2 half-moves
8 Kd6 loss in 2 half-moves