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

EGTB: win in 6 half-moves

# move score
1 Ra4 win in 5 half-moves
2 Rg4 win in 5 half-moves
3 Rab8 win in 11 half-moves
4 Rac8 draw
5 Rgb8 draw
6 Rgc8 draw
7 Rh8 draw
8 Ra1 loss in 2 half-moves
9 Ra2 loss in 2 half-moves
10 Ra3 loss in 2 half-moves
11 Ra5 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Ra7 loss in 2 half-moves
14 Rad8 loss in 2 half-moves
15 Rae8 loss in 2 half-moves
16 Raf8 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rg7 loss in 2 half-moves
23 Rgd8 loss in 2 half-moves
24 Rge8 loss in 2 half-moves
25 Rgf8 loss in 2 half-moves