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

EGTB: win in 48 half-moves

# move score
1 Rb7 win in 47 half-moves
2 Rb8 win in 49 half-moves
3 Rb6 win in 53 half-moves
4 Ka6 draw
5 Ka8 draw
6 Kb6 draw
7 Kb7 draw
8 Kb8 draw
9 Ra3 draw
10 Rb1 draw
11 Rb5 draw
12 Kb2 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb4 loss in 2 half-moves