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 Ka5 draw
3 Ka7 draw
4 Kb6 draw
5 Kb7 draw
6 Ke4 draw
7 Kg4 draw
8 Ra8 draw
9 Rd8 draw
10 Re8 draw
11 Rf5 draw
12 Rf6 draw
13 Rf7 draw
14 Rg8 draw
15 Rh8 draw
16 Ke3 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Kf5 loss in 2 half-moves
20 Kg3 loss in 2 half-moves
21 Kg5 loss in 2 half-moves
22 Kb5 loss in 1 half-moves
23 Rc8 loss in 1 half-moves