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 Kg5 draw
3 Kg7 draw
4 Kh5 draw
5 Kh6 draw
6 Kh7 draw
7 Ra2 draw
8 Rb2 draw
9 Rd2 draw
10 Re2 draw
11 Rf3 draw
12 Rf5 draw
13 Rf6 draw
14 Rf7 draw
15 Rg2 draw
16 Rh2 draw
17 Kf5 loss in 2 half-moves
18 Kf6 loss in 2 half-moves
19 Kf7 loss in 2 half-moves
20 Rc2 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf8 loss in 2 half-moves