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

EGTB: draw

# move score
1 Kb4 draw
2 Kb6 draw
3 Kcc4 draw
4 Kcc6 draw
5 Kcd4 draw
6 Kcd6 draw
7 Kdc4 draw
8 Kdc6 draw
9 Kdd4 draw
10 Kdd6 draw
11 Kb5 loss in 4 half-moves
12 Ke4 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Ke6 loss in 2 half-moves