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

EGTB: draw

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