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 Kd6 draw
3 Kd7 draw
4 Ke6 draw
5 Kf6 draw
6 Kf7 draw
7 Ra3 draw
8 Ra5 draw
9 Ra6 draw
10 Ra7 draw
11 Re8 draw
12 Kd8 loss in 6 half-moves
13 Ke8 loss in 6 half-moves
14 Kf8 loss in 6 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Ra4 loss in 1 half-moves