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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Ra5 win in 5 half-moves
3 Ra7 win in 13 half-moves
4 Kd5 draw
5 Kd6 draw
6 Ra1 draw
7 Ra8 draw
8 Rd3 draw
9 Kb4 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kf3 loss in 2 half-moves
18 Kf4 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rc3 loss in 2 half-moves
23 Kcd4 loss in 1 half-moves
24 Kd2 loss in 1 half-moves
25 Kd3 loss in 1 half-moves
26 Ked4 loss in 1 half-moves