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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rb7 win in 3 half-moves
3 Kb6 win in 9 half-moves
4 Kb5 win in 11 half-moves
5 Ka5 draw
6 Ka7 draw
7 Kb7 draw
8 Ra3 draw
9 Rb1 draw
10 Rb2 draw
11 Rb6 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 Rb4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves