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

EGTB: draw

# move score
1 Ka6 draw
2 Ka7 draw
3 Kb6 draw
4 Kc6 draw
5 Kc7 draw
6 Kc8 draw
7 Kb8 loss in 56 half-moves
8 Ka8 loss in 48 half-moves