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

EGTB: draw

# move score
1 Kd8 draw
2 Ra1 draw
3 Ra2 draw
4 Ra3 draw
5 Ra4 draw
6 Ra5 draw
7 Ra6 draw
8 Rb8 draw
9 Kc7 loss in 2 half-moves
10 Kd7 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Kb7 loss in 1 half-moves
13 Kb8 loss in 1 half-moves