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 Kf3 draw
3 Kf4 draw
4 Kg4 draw
5 Kh3 draw
6 Kh4 draw
7 Kh7 draw
8 Re8 draw
9 Rf8 draw
10 Rg6 draw
11 Rg7 draw
12 Ra8 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Kf2 loss in 1 half-moves
18 Kg2 loss in 1 half-moves
19 Kg7 loss in 1 half-moves
20 Kh2 loss in 1 half-moves