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

EGTB: draw

# move score
1 Kb6 draw
2 Kb8 draw
3 Kc6 draw
4 Kc8 draw
5 Kd8 draw
6 Rb5 draw
7 Rb6 draw
8 Rb8 draw
9 Kd7 loss in 10 half-moves
10 Ra7 loss in 8 half-moves
11 Kd6 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves