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

EGTB: draw

# move score
1 Kb5 draw
2 Kb7 draw
3 Kc5 draw
4 Kc7 draw
5 Kd5 draw
6 Kd6 draw
7 Kd7 draw
8 Ra3 draw
9 Ra4 draw
10 Ra7 draw
11 Ra8 draw
12 Rb6 draw
13 Kb6 loss in 14 half-moves
14 Ra1 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra5 loss in 2 half-moves