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 Kf6 draw
5 Kf8 draw
6 Kg2 draw
7 Kg6 draw
8 Kg7 draw
9 Kg8 draw
10 Kh1 draw
11 Kh2 draw
12 Rd5 draw
13 Re5 draw
14 Rf1 draw
15 Rf2 draw
16 Rf3 draw
17 Rg5 draw
18 Rh5 draw
19 Ke6 loss in 2 half-moves
20 Ke7 loss in 2 half-moves
21 Ke8 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Rb5 loss in 2 half-moves
24 Rc5 loss in 2 half-moves
25 Rf6 loss in 2 half-moves