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 Ka4 draw
3 Ka5 draw
4 Ka6 draw
5 Kb4 draw
6 Kb6 draw
7 Kc4 draw
8 Kc5 draw
9 Kc6 draw
10 Kf5 draw
11 Rb8 draw
12 Rd8 draw
13 Rf6 draw
14 Rf7 draw
15 Ke3 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Kg3 loss in 2 half-moves
20 Kg4 loss in 2 half-moves
21 Kg5 loss in 2 half-moves
22 Ra8 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rg8 loss in 2 half-moves
26 Rh8 loss in 2 half-moves