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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kh5 loss in 10 half-moves
3 Rg6 loss in 10 half-moves
4 Kf6 loss in 6 half-moves
5 Kg6 loss in 6 half-moves
6 Rh7 loss in 6 half-moves
7 Rh8 loss in 6 half-moves
8 Rh5 loss in 4 half-moves
9 Kf4 loss in 2 half-moves
10 Kf5 loss in 2 half-moves
11 Kg4 loss in 2 half-moves
12 Kh4 loss in 2 half-moves
13 Ra6 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Rh2 loss in 2 half-moves
20 Rh3 loss in 2 half-moves
21 Rh4 loss in 2 half-moves