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 Kaa3 draw
3 Kaa5 draw
4 Kab3 draw
5 Kab5 draw
6 Kba3 draw
7 Kba5 draw
8 Kbb3 draw
9 Kbb5 draw
10 Rb8 draw
11 Rg8 draw
12 Rh1 draw
13 Rh2 draw
14 Rh3 draw
15 Rh7 draw
16 Kc3 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kc5 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 Rh4 loss in 2 half-moves
24 Rh5 loss in 2 half-moves
25 Rh6 loss in 2 half-moves