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

EGTB: draw

# move score
1 Kaa8 draw
2 Kab7 draw
3 Kba8 draw
4 Kbb7 draw
5 Kc7 draw
6 Kc8 draw
7 Ka6 loss in 2 half-moves
8 Kb6 loss in 2 half-moves