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 Ke7 draw
3 Kf6 draw
4 Kg6 draw
5 Kg7 draw
6 Kg8 draw
7 Ra6 draw
8 Rb8 draw
9 Rf8 draw
10 Rg8 draw
11 Ke6 loss in 10 half-moves
12 Ke8 loss in 4 half-moves
13 Kf8 loss in 4 half-moves
14 Ra4 loss in 4 half-moves
15 Ra7 loss in 4 half-moves
16 Ra1 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra3 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 Ra5 loss in 1 half-moves