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 Ke1 draw
3 Ke2 draw
4 Kf1 draw
5 Kfg1 draw
6 Kfg2 draw
7 Kh1 draw
8 Kh3 draw
9 Khg1 draw
10 Khg2 draw
11 Ra1 draw
12 Ra2 draw
13 Ra7 draw
14 Rb8 draw
15 Rc8 draw
16 Rg8 draw
17 Ke3 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Kfg3 loss in 2 half-moves
20 Khg3 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra4 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Ra6 loss in 2 half-moves
25 Rd8 loss in 2 half-moves
26 Re8 loss in 2 half-moves
27 Rf8 loss in 2 half-moves