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 Rh8 loss in 18 half-moves
3 Rb8 loss in 8 half-moves
4 Rc8 loss in 8 half-moves
5 Kf7 loss in 6 half-moves
6 Rg8 loss in 6 half-moves
7 Kf6 loss in 4 half-moves
8 Kg6 loss in 2 half-moves
9 Kg8 loss in 2 half-moves
10 Kh6 loss in 2 half-moves
11 Kh7 loss in 2 half-moves
12 Kh8 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf5 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rf1 loss in 1 half-moves
20 Rf2 loss in 1 half-moves
21 Rf3 loss in 1 half-moves