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 Kb2 draw
3 Kb3 draw
4 Kb4 draw
5 Ra8 draw
6 Rc8 draw
7 Rd8 draw
8 Re8 draw
9 Rg7 draw
10 Ka2 loss in 2 half-moves
11 Ka4 loss in 2 half-moves
12 Kf5 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Kg5 loss in 2 half-moves
15 Kh5 loss in 2 half-moves
16 Kh6 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Kf7 loss in 1 half-moves
20 Kg7 loss in 1 half-moves
21 Kh7 loss in 1 half-moves