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

EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Ra1 draw
3 Ra6 draw
4 Ra7 draw
5 Rd2 draw
6 Re2 draw
7 Rf2 draw
8 Rg2 draw
9 Kb6 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kc8 loss in 2 half-moves
14 Kcd6 loss in 2 half-moves
15 Kcd7 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Ke7 loss in 2 half-moves
20 Ked6 loss in 2 half-moves
21 Ked7 loss in 2 half-moves
22 Kf5 loss in 2 half-moves
23 Kf6 loss in 2 half-moves
24 Kf7 loss in 2 half-moves
25 Ra3 loss in 2 half-moves
26 Ra4 loss in 2 half-moves
27 Ra5 loss in 2 half-moves
28 Rb2 loss in 2 half-moves
29 Rc2 loss in 2 half-moves
30 Rh2 loss in 2 half-moves