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

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Kf1 draw
3 Kg1 draw
4 Kg4 draw
5 Kg5 draw
6 Kgg3 draw
7 Kgh3 draw
8 Kh1 draw
9 Kh2 draw
10 Kh5 draw
11 Khg3 draw
12 Khh3 draw
13 Rb8 draw
14 Rc8 draw
15 Re8 draw
16 Rf2 draw
17 Rf6 draw
18 Rf7 draw
19 Rg8 draw
20 Rh8 draw
21 Kf2 loss in 2 half-moves
22 Kf3 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rf5 loss in 2 half-moves