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

EGTB: win in 10 half-moves

# move score
1 Ra8 win in 9 half-moves
2 Kaa2 draw
3 Kaa4 draw
4 Kab2 draw
5 Kab4 draw
6 Kba2 draw
7 Kba4 draw
8 Kbb2 draw
9 Kbb4 draw
10 Rb8 draw
11 Rg8 draw
12 Rh1 draw
13 Rh2 draw
14 Rh6 draw
15 Rh7 draw
16 Kc2 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Kc4 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 Rf8 loss in 2 half-moves
23 Rh3 loss in 2 half-moves
24 Rh4 loss in 2 half-moves
25 Rh5 loss in 2 half-moves