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

EGTB: draw

# move score
1 Kb6 draw
2 Kc6 draw
3 Kb8 loss in 28 half-moves
4 Kc7 loss in 28 half-moves
5 Kc8 loss in 28 half-moves
6 Ka6 loss in 24 half-moves
7 Ka7 loss in 24 half-moves
8 Ka8 loss in 24 half-moves