Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rf2 win in 1 half-moves
2 Ka1 draw
3 Ka2 draw
4 Kb2 draw
5 Kc1 draw
6 Kc2 draw
7 Kd4 draw
8 Kd5 draw
9 Ke3 draw
10 Ke5 draw
11 Kf5 draw
12 Rf3 draw
13 Rf5 draw
14 Rf6 draw
15 Rf7 draw
16 Rf8 draw
17 Rg4 draw
18 Rh4 draw
19 Kd3 loss in 2 half-moves
20 Kf3 loss in 2 half-moves
21 Rf1 loss in 1 half-moves