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

EGTB: win in 6 half-moves

# move score
1 Rb8 win in 5 half-moves
2 Ra8 draw
3 Rc8 draw
4 Rd8 draw
5 Re8 draw
6 Rh4 draw
7 Rh5 draw
8 Rh6 draw
9 Rh7 draw
10 K2a3 loss in 2 half-moves
11 K2b3 loss in 2 half-moves
12 K4a3 loss in 2 half-moves
13 K4b3 loss in 2 half-moves
14 Ka1 loss in 2 half-moves
15 Ka5 loss in 2 half-moves
16 Kb1 loss in 2 half-moves
17 Kb2 loss in 2 half-moves
18 Kb4 loss in 2 half-moves
19 Kb5 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh1 loss in 2 half-moves
23 Rh2 loss in 2 half-moves
24 Rh3 loss in 2 half-moves