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

EGTB: draw

# move score
1 Ka5 draw
2 Ka6 draw
3 Kb6 draw
4 Kc5 draw
5 Kc6 draw
6 Ka4 loss in 2 half-moves
7 Kb4 loss in 2 half-moves
8 Kc4 loss in 2 half-moves