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

EGTB: win in 12 half-moves

# move score
1 Ra8 win in 11 half-moves
2 Ra3 draw
3 Ra4 draw
4 Ra5 draw
5 Ra6 draw
6 Ra7 draw
7 Rd2 draw
8 Rg2 draw
9 Rh2 draw
10 Kb6 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kc8 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Kf7 loss in 2 half-moves
19 Kf8 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rc2 loss in 2 half-moves
23 Re2 loss in 2 half-moves
24 Rf2 loss in 2 half-moves
25 Kcd6 loss in 1 half-moves
26 Kcd7 loss in 1 half-moves
27 Kcd8 loss in 1 half-moves
28 Ked6 loss in 1 half-moves
29 Ked7 loss in 1 half-moves
30 Ked8 loss in 1 half-moves