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 Kf6 draw
3 Kf7 draw
4 Kg8 draw
5 Ra1 draw
6 Ra6 draw
7 Ra7 draw
8 Rf8 draw
9 Rg8 draw
10 Kf8 loss in 12 half-moves
11 Kh7 loss in 10 half-moves
12 Kh8 loss in 10 half-moves
13 Ra2 loss in 10 half-moves
14 Kg6 loss in 2 half-moves
15 Kh6 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves