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

EGTB: draw

# move score
1 Kb1 draw
2 Kb2 draw
3 Kb5 draw
4 Kb6 draw
5 Kc2 draw
6 Kc4 draw
7 Kc6 draw
8 Kd1 draw
9 Kd2 draw
10 Kb4 loss in 2 half-moves
11 Kd4 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Kd6 loss in 2 half-moves