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 Ke7 draw
3 Ke8 draw
4 Kg7 draw
5 Ra7 draw
6 Rb7 draw
7 Rg7 draw
8 Rf4 loss in 28 half-moves
9 Kg8 loss in 24 half-moves
10 Rf5 loss in 6 half-moves
11 Rh7 loss in 4 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 Rf6 loss in 2 half-moves