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

EGTB: win in 4 half-moves

# move score
1 Rf3 win in 3 half-moves
2 Rf4 win in 3 half-moves
3 Kd1 draw
4 Kd2 draw
5 Ke2 draw
6 Kf1 draw
7 Kf2 draw
8 Kf3 draw
9 Kg3 draw
10 Kg5 draw
11 Kh3 draw
12 Kh4 draw
13 Kh5 draw
14 Ra8 draw
15 Rf1 draw
16 Rf2 draw
17 Rg8 draw
18 Rh8 draw
19 Kf4 loss in 2 half-moves
20 Kf5 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Rd8 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rf5 loss in 2 half-moves
26 Rf6 loss in 2 half-moves
27 Rf7 loss in 2 half-moves