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

EGTB: draw

# move score
1 K6b7 draw
2 K7b7 draw
3 Ka8 draw
4 Kb8 draw
5 K6b6 loss in 6 half-moves
6 K7b6 loss in 6 half-moves
7 Ka5 loss in 6 half-moves
8 Kb5 loss in 2 half-moves