Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rh8 win in 1 half-moves
2 Kb7 draw
3 Kd6 draw
4 Kd7 draw
5 Ra5 draw
6 Ra6 draw
7 Rc8 draw
8 Re8 draw
9 Rf8 draw
10 Kb6 loss in 10 half-moves
11 Kc6 loss in 10 half-moves
12 Ra7 loss in 8 half-moves
13 Kc8 loss in 6 half-moves
14 Kd8 loss in 6 half-moves
15 Ra3 loss in 6 half-moves
16 Kb8 loss in 4 half-moves
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves