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 Ka6 draw
3 Ka8 draw
4 Kg2 draw
5 Kg3 draw
6 Kg4 draw
7 Kh2 draw
8 Kh4 draw
9 Rb7 draw
10 Rc7 draw
11 Rd7 draw
12 Re7 draw
13 Rf1 draw
14 Rf2 draw
15 Rf5 draw
16 Rf6 draw
17 Rf8 draw
18 Rg7 draw
19 Rh7 draw
20 Kb6 loss in 2 half-moves
21 Kb7 loss in 2 half-moves
22 Kb8 loss in 2 half-moves
23 Rf3 loss in 1 half-moves