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 Kf7 draw
5 Rf5 draw
6 Rf6 draw
7 Rf7 draw
8 Rg8 draw
9 Kd6 loss in 6 half-moves
10 Rh8 loss in 6 half-moves
11 Kf6 loss in 4 half-moves
12 Re8 loss in 4 half-moves
13 Kd5 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Kf5 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rf3 loss in 2 half-moves