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

EGTB: draw

# move score
1 K7b7 draw
2 K8b8 draw
3 Kb6 draw
4 K7b8 loss in 4 half-moves
5 K8b7 loss in 4 half-moves
6 Ka6 loss in 4 half-moves
7 b4 loss in 3 half-moves