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 Rc2 draw
3 Rc4 draw
4 Rc5 draw
5 Rc6 draw
6 Rd8 draw
7 Re8 draw
8 Rg8 draw
9 Rh8 draw
10 Kf4 loss in 2 half-moves
11 Kf5 loss in 2 half-moves
12 Kf6 loss in 2 half-moves
13 Kg4 loss in 2 half-moves
14 Kg7 loss in 2 half-moves
15 Kgg6 loss in 2 half-moves
16 Kgh5 loss in 2 half-moves
17 Kh4 loss in 2 half-moves
18 Kh7 loss in 2 half-moves
19 Khg6 loss in 2 half-moves
20 Khh5 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rc1 loss in 2 half-moves
24 Rc3 loss in 2 half-moves
25 Rc7 loss in 2 half-moves