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 Kd7 draw
3 Ke7 draw
4 Ra7 draw
5 Rb7 draw
6 Rf1 draw
7 Rf2 draw
8 Rf3 draw
9 Rf6 draw
10 Rf8 draw
11 Kd5 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves