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

EGTB: win in 2 half-moves

# move score
1 Rf1 win in 1 half-moves
2 Ra7 draw
3 Rb7 draw
4 Rc7 draw
5 Rd7 draw
6 Re7 draw
7 Rf2 draw
8 Rf3 draw
9 Rf4 draw
10 Ke7 loss in 2 half-moves
11 Ke8 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Kg8 loss in 2 half-moves
14 Rf5 loss in 2 half-moves
15 Rf6 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rh7 loss in 2 half-moves