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 Kf6 draw
3 Kf7 draw
4 Kg5 draw
5 Kg7 draw
6 Kh5 draw
7 Kh6 draw
8 Kh7 draw
9 Rb8 draw
10 Rc8 draw
11 Rd8 draw
12 Re8 draw
13 Rf1 draw
14 Rf2 draw
15 Rf3 draw
16 Rf5 draw
17 Rf7 draw
18 Rg8 draw
19 Rh8 draw
20 Kf5 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Rf6 loss in 2 half-moves