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

EGTB: win in 4 half-moves

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