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