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 Rf5 win in 1 half-moves
3 Rf6 win in 1 half-moves
4 Rf7 win in 1 half-moves
5 Kg6 draw
6 Kg7 draw
7 Kg8 draw
8 Kh6 draw
9 Kh8 draw
10 Rf4 draw
11 Rg8 draw
12 Rh8 draw
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 Rf2 loss in 2 half-moves
19 Rf3 loss in 2 half-moves