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 Rc1 draw
3 Rc2 draw
4 Rc3 draw
5 Rd8 draw
6 Re8 draw
7 Rg8 draw
8 Rh8 draw
9 Kf5 loss in 2 half-moves
10 Kf6 loss in 2 half-moves
11 Kf7 loss in 2 half-moves
12 Kg4 loss in 2 half-moves
13 Kg7 loss in 2 half-moves
14 Kgg5 loss in 2 half-moves
15 Kgh6 loss in 2 half-moves
16 Kh4 loss in 2 half-moves
17 Kh7 loss in 2 half-moves
18 Khg5 loss in 2 half-moves
19 Khh6 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rc6 loss in 2 half-moves
25 Rc7 loss in 2 half-moves