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

EGTB: draw

# move score
1 Kb4 draw
2 Kb6 draw
3 Kc6 draw
4 Kd5 draw
5 Kd6 draw
6 Ra5 draw
7 Rb1 draw
8 Rb3 draw
9 Rb4 draw
10 Kc4 loss in 2 half-moves
11 Kd4 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rb8 loss in 2 half-moves