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 Rg8 loss in 16 half-moves
3 Rb8 loss in 4 half-moves
4 Rh8 loss in 4 half-moves
5 Kg5 loss in 2 half-moves
6 Kg6 loss in 2 half-moves
7 Kg7 loss in 2 half-moves
8 Kh5 loss in 2 half-moves
9 Kh7 loss in 2 half-moves
10 Rc8 loss in 2 half-moves
11 Rd8 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rf5 loss in 2 half-moves
14 Rf6 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Ra8 loss in 1 half-moves
17 Rf1 loss in 1 half-moves
18 Rf2 loss in 1 half-moves
19 Rf3 loss in 1 half-moves