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 Kf4 draw
3 Kf5 draw
4 Kf6 draw
5 Kg3 draw
6 Kg6 draw
7 Kgg4 draw
8 Kgh5 draw
9 Kh3 draw
10 Kh6 draw
11 Khg4 draw
12 Khh5 draw
13 Rc1 draw
14 Rc7 draw
15 Rd8 draw
16 Re8 draw
17 Rg8 draw
18 Rh8 draw
19 Ra8 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc2 loss in 2 half-moves
22 Rc3 loss in 2 half-moves
23 Rc4 loss in 2 half-moves
24 Rc5 loss in 2 half-moves
25 Rc6 loss in 2 half-moves