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 Kd6 win in 3 half-moves
3 Kb5 draw
4 Kb6 draw
5 Kc5 draw
6 Kd7 loss in 18 half-moves
7 Kc7 loss in 16 half-moves
8 Kb7 loss in 2 half-moves