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

EGTB: draw

# move score
1 Kb7 draw
2 Kb8 draw
3 Kc7 draw
4 Kd7 draw
5 Kd8 draw
6 Ke4 draw
7 Kf4 draw
8 Kg2 draw
9 Kg3 draw
10 Kg4 draw
11 Ke2 loss in 2 half-moves
12 Ke3 loss in 2 half-moves
13 Kf2 loss in 2 half-moves