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

EGTB: win in 4 half-moves

# move score
1 Rf5 win in 3 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kg3 draw
5 Kg4 draw
6 Kg5 draw
7 Kh2 draw
8 Kh3 draw
9 Kh5 draw
10 Rb7 draw
11 Rf4 draw
12 Rf6 draw
13 Rf8 draw
14 Rg7 draw
15 Rh7 draw
16 Ra7 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rf3 loss in 2 half-moves