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

EGTB: draw

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