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 Kb7 win in 5 half-moves
3 Kc7 win in 7 half-moves
4 Kd7 win in 7 half-moves
5 Ra7 win in 7 half-moves
6 Kb5 win in 17 half-moves
7 Kb4 win in 19 half-moves
8 Kb3 draw
9 Kb8 draw
10 Kc3 draw
11 Kc5 draw
12 Kd4 draw
13 Kd5 draw
14 Kd8 draw
15 Ra2 draw
16 Ra4 draw
17 Ra6 draw
18 Kd3 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra5 loss in 2 half-moves