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 Kf3 draw
3 Kf4 draw
4 Kf5 draw
5 Kgg3 draw
6 Kgg5 draw
7 Kgh3 draw
8 Kgh5 draw
9 Khg3 draw
10 Khg5 draw
11 Khh3 draw
12 Khh5 draw
13 Rd1 draw
14 Rd5 draw
15 Rd6 draw
16 Rd7 draw
17 Re8 draw
18 Rg8 draw
19 Rh8 draw
20 Ra8 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Rd2 loss in 2 half-moves
24 Rd3 loss in 2 half-moves
25 Rd4 loss in 2 half-moves