Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rf5 win in 3 half-moves
2 Rf6 win in 3 half-moves
3 Kg2 win in 5 half-moves
4 Kh2 win in 5 half-moves
5 Rg8 win in 7 half-moves
6 Rh8 win in 7 half-moves
7 Kf6 win in 11 half-moves
8 Kg6 win in 13 half-moves
9 Kf4 draw
10 Kg3 draw
11 Kgg4 draw
12 Kgh4 draw
13 Kh5 draw
14 Kh6 draw
15 Khg4 draw
16 Khh4 draw
17 Ra8 draw
18 Re8 draw
19 Rf4 draw
20 Rf7 draw
21 Kf5 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Rf1 loss in 2 half-moves
26 Rf2 loss in 2 half-moves
27 Rf3 loss in 2 half-moves