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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra6 draw
5 Rd8 draw
6 Re8 draw
7 Rf8 draw
8 Rg8 draw
9 Rh8 draw
10 Kf5 loss in 2 half-moves
11 Kf6 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Kgh5 loss in 2 half-moves
14 Kgh7 loss in 2 half-moves
15 Kgg5 loss in 1 half-moves
16 Kgg7 loss in 1 half-moves
17 Khg5 loss in 1 half-moves
18 Khg7 loss in 1 half-moves
19 Khh5 loss in 1 half-moves
20 Khh7 loss in 1 half-moves
21 Ra3 loss in 1 half-moves
22 Ra4 loss in 1 half-moves
23 Ra5 loss in 1 half-moves
24 Ra7 loss in 1 half-moves
25 Rc8 loss in 1 half-moves