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 Kc1 draw
4 Kc7 draw
5 Kd7 draw
6 Kd8 draw
7 Ra3 draw
8 Ra4 draw
9 Ra5 draw
10 Ra6 draw
11 Ra7 draw
12 Ra8 draw
13 Ka2 loss in 2 half-moves
14 Kb2 loss in 2 half-moves
15 Kc2 loss in 2 half-moves
16 Ra2 loss in 2 half-moves