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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Kb1 win in 5 half-moves
3 Kb5 win in 5 half-moves
4 Kc5 win in 5 half-moves
5 Kd5 win in 7 half-moves
6 Kb6 win in 13 half-moves
7 Kd1 win in 13 half-moves
8 Kd6 win in 13 half-moves
9 Ra6 win in 13 half-moves
10 Kb7 draw
11 Kc7 draw
12 Kd7 draw
13 Ra4 draw
14 Kb2 loss in 2 half-moves
15 Kc2 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Ra8 loss in 2 half-moves