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

EGTB: win in 2 half-moves

# move score
1 Rf8 win in 1 half-moves
2 Kd1 draw
3 Kd2 draw
4 Ke2 draw
5 Kf1 draw
6 Rd2 draw
7 Re2 draw
8 Rf1 draw
9 Ra2 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rc2 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 Rf7 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rh2 loss in 2 half-moves