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 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Kg1 draw
6 Kg2 draw
7 Kh1 draw
8 Kh3 draw
9 Rc8 draw
10 Rd8 draw
11 Re8 draw
12 Rf1 draw
13 Rf3 draw
14 Rf4 draw
15 Rf5 draw
16 Rf7 draw
17 Rg8 draw
18 Kg3 loss in 2 half-moves
19 Rf2 loss in 1 half-moves
20 Rf6 loss in 1 half-moves
21 Rh8 loss in 1 half-moves