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 Ra2 draw
3 Ra3 draw
4 Ra4 draw
5 Rd8 draw
6 Re8 draw
7 Rf8 draw
8 Rg8 draw
9 Rh8 draw
10 K2f1 loss in 2 half-moves
11 K2h1 loss in 2 half-moves
12 Kf3 loss in 2 half-moves
13 Kg3 loss in 2 half-moves
14 Kh3 loss in 2 half-moves
15 K1f1 loss in 1 half-moves
16 K1f2 loss in 1 half-moves
17 K1h1 loss in 1 half-moves
18 K1h2 loss in 1 half-moves
19 K2f2 loss in 1 half-moves
20 K2h2 loss in 1 half-moves
21 Ra1 loss in 1 half-moves
22 Ra5 loss in 1 half-moves
23 Ra6 loss in 1 half-moves
24 Ra7 loss in 1 half-moves
25 Rc8 loss in 1 half-moves