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

EGTB: draw

# move score
1 Ka3 draw
2 Ka7 draw
3 Kb3 draw
4 Kb4 draw
5 Kc7 draw
6 Kc8 draw
7 Ka8 loss in 4 half-moves
8 Ka5 loss in 2 half-moves
9 Kb7 loss in 2 half-moves
10 Kb5 loss in 1 half-moves