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

EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Rh8 win in 7 half-moves
3 Ra2 draw
4 Ra4 draw
5 Raa3 draw
6 Rb1 draw
7 Rb3 draw
8 Rh2 draw
9 Rh4 draw
10 Rhh1 draw
11 Rah1 loss in 4 half-moves
12 Rha3 loss in 4 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rg3 loss in 2 half-moves
26 Rh5 loss in 2 half-moves
27 Rh6 loss in 2 half-moves
28 Rh7 loss in 2 half-moves