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

EGTB: win in 4 half-moves

# move score
1 Rh5 win in 3 half-moves
2 Rc6 draw
3 Rh2 draw
4 Rh3 draw
5 Rhh1 draw
6 Ra1 loss in 2 half-moves
7 Ra6 loss in 2 half-moves
8 Rb1 loss in 2 half-moves
9 Rb6 loss in 2 half-moves
10 Rc1 loss in 2 half-moves
11 Rd1 loss in 2 half-moves
12 Rd6 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rgh1 loss in 2 half-moves
19 Rh4 loss in 2 half-moves
20 Rh7 loss in 2 half-moves
21 Rh8 loss in 2 half-moves