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 Kg7 draw
3 Kg8 draw
4 Kh8 draw
5 Rf6 draw
6 Rf7 draw
7 Rg8 draw
8 Rh8 draw
9 Kg6 loss in 4 half-moves
10 Kh6 loss in 4 half-moves
11 Rf2 loss in 4 half-moves
12 Rf5 loss in 4 half-moves
13 Ra8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rf4 loss in 2 half-moves