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

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Kd4 draw
3 Ke4 draw
4 Kf5 draw
5 Kf6 draw
6 Rc8 draw
7 Rd8 draw
8 Re8 draw
9 Rf2 draw
10 Rf4 draw
11 Rf7 draw
12 Kd5 loss in 2 half-moves
13 Kd6 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 Kf4 loss in 1 half-moves