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 Rb2 draw
3 Rb5 draw
4 Rb6 draw
5 Rb7 draw
6 Rc8 draw
7 Rd8 draw
8 Re8 draw
9 Rg8 draw
10 Rh8 draw
11 Kf4 loss in 2 half-moves
12 Kf5 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Kgg4 loss in 2 half-moves
15 Kgg6 loss in 2 half-moves
16 Kgh4 loss in 2 half-moves
17 Kgh6 loss in 2 half-moves
18 Khg4 loss in 2 half-moves
19 Khg6 loss in 2 half-moves
20 Khh4 loss in 2 half-moves
21 Khh6 loss in 2 half-moves
22 Ra8 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rb3 loss in 2 half-moves
25 Rb4 loss in 2 half-moves