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 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Kd6 draw
6 Kd7 draw
7 Kd8 draw
8 Ke6 draw
9 Ke8 draw
10 Kf6 draw
11 Kf7 draw
12 Kf8 draw
13 Ra5 draw
14 Rb5 draw
15 Rf6 draw
16 Rf7 draw
17 Rf8 draw
18 Rg5 draw
19 Rh5 draw
20 Rc5 loss in 2 half-moves
21 Rd5 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rf2 loss in 2 half-moves
25 Rf3 loss in 2 half-moves