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

EGTB: draw

# move score
1 K3b3 draw
2 K4b4 draw
3 Kb2 draw
4 Kb5 draw
5 K3b4 loss in 4 half-moves
6 K4b3 loss in 4 half-moves
7 Ka2 loss in 4 half-moves
8 Ka5 loss in 4 half-moves