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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Ra8 draw
3 Rb8 draw
4 Rc8 draw
5 Rd8 draw
6 Re8 draw
7 Rh3 draw
8 Rh5 draw
9 Rh6 draw
10 Rh7 draw
11 Kba2 loss in 2 half-moves
12 Kba4 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Kaa2 loss in 1 half-moves
17 Kaa4 loss in 1 half-moves
18 Kab2 loss in 1 half-moves
19 Kab4 loss in 1 half-moves
20 Kbb2 loss in 1 half-moves
21 Kbb4 loss in 1 half-moves
22 Rf8 loss in 1 half-moves
23 Rh1 loss in 1 half-moves
24 Rh2 loss in 1 half-moves
25 Rh4 loss in 1 half-moves