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 Ka7 draw
3 Kb6 draw
4 Kc6 draw
5 Kc7 draw
6 Kc8 draw
7 Ra4 draw
8 Rb8 draw
9 Rc8 draw
10 Rd8 draw
11 Rg8 draw
12 Ra7 loss in 22 half-moves
13 Kb8 loss in 12 half-moves
14 Ka6 loss in 4 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves