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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Rg8 win in 3 half-moves
3 Rc1 draw
4 Rg2 draw
5 Rg3 draw
6 Rg4 draw
7 Rg7 draw
8 Rh2 draw
9 Rh3 draw
10 Rh4 draw
11 Rh7 draw
12 Rb1 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Rh8 loss in 2 half-moves