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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra3 draw
5 Ra5 draw
6 Rc8 draw
7 Re8 draw
8 Rf8 draw
9 Rh8 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 Kd1 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Kd7 loss in 2 half-moves
20 Kd8 loss in 2 half-moves
21 Ke1 loss in 2 half-moves
22 Ke3 loss in 2 half-moves
23 Kf1 loss in 2 half-moves
24 Kf2 loss in 2 half-moves
25 Kf3 loss in 2 half-moves
26 Ra4 loss in 2 half-moves
27 Ra6 loss in 2 half-moves
28 Ra7 loss in 2 half-moves
29 Rb8 loss in 2 half-moves
30 Rd8 loss in 2 half-moves