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

EGTB: win in 2 half-moves

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