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 Kf2 draw
3 Kh2 draw
4 Ra8 draw
5 Rc8 draw
6 Rd8 draw
7 Re8 draw
8 Rf8 draw
9 Kf1 loss in 2 half-moves
10 Kf3 loss in 2 half-moves
11 Kg1 loss in 2 half-moves
12 Kg3 loss in 2 half-moves
13 Kh1 loss in 2 half-moves
14 Kh3 loss in 2 half-moves
15 Ka3 loss in 1 half-moves
16 Ka5 loss in 1 half-moves
17 Kb3 loss in 1 half-moves
18 Kb4 loss in 1 half-moves
19 Kb5 loss in 1 half-moves
20 Rg3 loss in 1 half-moves
21 Rg4 loss in 1 half-moves
22 Rg5 loss in 1 half-moves
23 Rg6 loss in 1 half-moves
24 Rg7 loss in 1 half-moves
25 Rh8 loss in 1 half-moves