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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Rb7 draw
3 Rc7 draw
4 Rd7 draw
5 Rf1 draw
6 Rf2 draw
7 Rf3 draw
8 Rf5 draw
9 Rf6 draw
10 Rg7 draw
11 Kd1 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Ke2 loss in 2 half-moves
14 Kf1 loss in 2 half-moves
15 Kf2 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rh7 loss in 2 half-moves