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

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Kfg7 draw
3 Kfg8 draw
4 Khg7 draw
5 Khg8 draw
6 Rg7 draw
7 Ke7 loss in 2 half-moves
8 Ke8 loss in 2 half-moves
9 Kh7 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re7 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rf2 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rh7 loss in 2 half-moves