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

EGTB: draw

# move score
1 Kb7 draw
2 Kc1 draw
3 Kc2 draw
4 Kc3 draw
5 Kd1 draw
6 Kd3 draw
7 Ke1 draw
8 Ke2 draw
9 Ke3 draw
10 Ka6 loss in 2 half-moves
11 Ka8 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kb8 loss in 2 half-moves