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

EGTB: draw

# move score
1 Ka2 draw
2 Ka6 draw
3 Ka7 draw
4 Ka8 draw
5 Kb1 draw
6 Kb2 draw
7 Kb8 draw
8 Kc6 draw
9 Kc7 draw
10 Kb6 loss in 2 half-moves
11 Kc8 loss in 2 half-moves