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

EGTB: win in 2 half-moves

# move score
1 Rh3 win in 1 half-moves
2 Kh7 loss in 18 half-moves
3 Rh8 loss in 18 half-moves
4 Kg8 loss in 8 half-moves
5 Rh5 loss in 8 half-moves
6 Kg6 loss in 6 half-moves
7 Rh7 loss in 6 half-moves
8 Kf6 loss in 4 half-moves
9 Kf7 loss in 4 half-moves
10 Kf8 loss in 4 half-moves
11 Kh8 loss in 4 half-moves
12 Ra6 loss in 4 half-moves
13 Rc6 loss in 4 half-moves
14 Rg6 loss in 4 half-moves
15 Rb6 loss in 2 half-moves
16 Rd6 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rh1 loss in 2 half-moves
20 Rh2 loss in 2 half-moves
21 Rh4 loss in 2 half-moves