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 Kd3 draw
3 Ke3 draw
4 Kf3 draw
5 Rc8 draw
6 Rf2 draw
7 Rf3 draw
8 Rf4 draw
9 Rf5 draw
10 Rg8 draw
11 Rh8 draw
12 Ka2 loss in 2 half-moves
13 Kb1 loss in 2 half-moves
14 Kb2 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Kf4 loss in 2 half-moves
19 Kf5 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rd8 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf6 loss in 2 half-moves
25 Rf7 loss in 2 half-moves