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

EGTB: win in 6 half-moves

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