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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Kd6 win in 7 half-moves
3 Kb1 win in 9 half-moves
4 Kb2 win in 9 half-moves
5 Kb3 win in 9 half-moves
6 Kb6 win in 9 half-moves
7 Kc1 win in 9 half-moves
8 Kc3 win in 9 half-moves
9 Ra2 win in 9 half-moves
10 Kd2 win in 11 half-moves
11 Kd3 win in 13 half-moves
12 Kd1 draw
13 Ra8 draw
14 Kb5 loss in 2 half-moves
15 Kb7 loss in 2 half-moves
16 Kc5 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd7 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra4 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Ra7 loss in 2 half-moves