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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Kb4 win in 9 half-moves
3 Kc4 win in 11 half-moves
4 Kb2 draw
5 Kb3 draw
6 Kb8 draw
7 Kc2 draw
8 Kd2 draw
9 Kd3 draw
10 Kd4 draw
11 Kd8 draw
12 Ra1 draw
13 Ra3 draw
14 Kb7 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves