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

EGTB: win in 12 half-moves

# move score
1 Ra7 win in 11 half-moves
2 Ra8 win in 13 half-moves
3 Ra6 win in 15 half-moves
4 Ra1 draw
5 Rc2 draw
6 Re2 draw
7 Rf2 draw
8 Rg2 draw
9 Kd5 loss in 2 half-moves
10 Kd6 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Ke5 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Kf7 loss in 2 half-moves
17 Kg6 loss in 2 half-moves
18 Kg7 loss in 2 half-moves
19 Kg8 loss in 2 half-moves
20 Kh6 loss in 2 half-moves
21 Kh8 loss in 2 half-moves
22 Ra3 loss in 2 half-moves
23 Ra4 loss in 2 half-moves
24 Ra5 loss in 2 half-moves
25 Rb2 loss in 2 half-moves
26 Rd2 loss in 2 half-moves
27 Rh2 loss in 2 half-moves