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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rf4 win in 1 half-moves
3 Rf5 win in 1 half-moves
4 Kg6 loss in 2 half-moves
5 Kg8 loss in 2 half-moves
6 Kh6 loss in 2 half-moves
7 Kh7 loss in 2 half-moves
8 Kh8 loss in 2 half-moves
9 Ra8 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 Rf1 loss in 2 half-moves
14 Rf2 loss in 2 half-moves
15 Rf3 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rh8 loss in 2 half-moves
18 Kf6 loss in 1 half-moves
19 Kf7 loss in 1 half-moves
20 Rf6 loss in 1 half-moves
21 Rf7 loss in 1 half-moves