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 Kf7 draw
6 Kf8 draw
7 Kg3 draw
8 Kg5 draw
9 Kg7 draw
10 Kh3 draw
11 Kh4 draw
12 Kh5 draw
13 Kh7 draw
14 Kh8 draw
15 Ra2 draw
16 Re8 draw
17 Ra1 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Ra7 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