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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Kf1 draw
3 Kf2 draw
4 Kf3 draw
5 Kg1 draw
6 Kg3 draw
7 Rd8 draw
8 Re8 draw
9 Rf3 draw
10 Rg8 draw
11 Rh8 draw
12 Kh1 loss in 4 half-moves
13 Kh2 loss in 4 half-moves
14 Kh3 loss in 4 half-moves
15 Ra8 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rf7 loss in 2 half-moves