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 Ke7 draw
3 Ke8 draw
4 Kg7 draw
5 Kg8 draw
6 Ra7 draw
7 Rb7 draw
8 Rc7 draw
9 Rd7 draw
10 Re7 draw
11 Rf2 loss in 2 half-moves
12 Rf3 loss in 2 half-moves
13 Rf4 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