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

EGTB: win in 6 half-moves

# move score
1 Ra8 win in 5 half-moves
2 Ra5 win in 9 half-moves
3 Ra7 win in 9 half-moves
4 Kb4 draw
5 Kc4 draw
6 Kd4 draw
7 Ra2 draw
8 Rg4 draw
9 Rh4 draw
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kcd6 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Kd8 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Ke8 loss in 2 half-moves
19 Ked6 loss in 2 half-moves
20 Kf6 loss in 2 half-moves
21 Kf7 loss in 2 half-moves
22 Kf8 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Ra3 loss in 2 half-moves
25 Ra6 loss in 2 half-moves
26 Rb4 loss in 2 half-moves
27 Rc4 loss in 2 half-moves
28 Rd4 loss in 2 half-moves
29 Re4 loss in 2 half-moves
30 Rf4 loss in 2 half-moves