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

EGTB: win in 4 half-moves

# move score
1 K7d8 win in 3 half-moves
2 K8d8 win in 3 half-moves
3 K7b7 draw
4 K7b8 draw
5 K8b7 draw
6 K8b8 draw
7 Kb6 draw
8 Kc6 draw
9 K7d7 loss in 2 half-moves
10 K8d7 loss in 2 half-moves
11 Kd6 loss in 2 half-moves