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 Kf6 draw
3 Kf7 draw
4 Kg6 draw
5 Kg8 draw
6 Kh7 draw
7 Kh8 draw
8 Rf6 draw
9 Rf7 draw
10 Rg8 draw
11 Kh6 loss in 6 half-moves
12 Rf5 loss in 6 half-moves
13 Rf1 loss in 4 half-moves
14 Ra8 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rh8 loss in 2 half-moves