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 b5 draw
3 Kc5 draw
4 Kc6 draw
5 Kc7 draw
6 Kd7 draw
7 Ke5 draw
8 Ke6 draw
9 Ke7 loss in 1 half-moves