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 Ka4 draw
3 Ka6 draw
4 Kb4 draw
5 Kb5 draw
6 Kb6 draw
7 Ke2 draw
8 Kg2 draw
9 Ra8 draw
10 Rc8 draw
11 Rd8 draw
12 Re8 draw
13 Rf3 draw
14 Rf4 draw
15 Rf5 draw
16 Rf6 draw
17 Rf7 draw
18 Rg8 draw
19 Ke1 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Kf1 loss in 2 half-moves
22 Kf3 loss in 2 half-moves
23 Kg1 loss in 2 half-moves
24 Kg3 loss in 2 half-moves
25 Rh8 loss in 1 half-moves