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

EGTB: win in 10 half-moves

# move score
1 Rh8 win in 9 half-moves
2 Kg3 draw
3 Kgg1 draw
4 Kgh2 draw
5 Kh3 draw
6 Khh2 draw
7 Ra3 draw
8 Ra4 draw
9 Ra5 draw
10 Ra6 draw
11 Ra7 draw
12 Rb8 draw
13 Rg8 draw
14 Kf1 loss in 2 half-moves
15 Kf2 loss in 2 half-moves
16 Kf3 loss in 2 half-moves
17 Khg1 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf8 loss in 2 half-moves