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 Kd6 draw
6 Kd7 draw
7 Kd8 draw
8 Ra7 draw
9 Rb1 draw
10 Rb5 draw
11 Rb6 draw
12 Rb8 draw
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves