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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rg7 win in 1 half-moves
3 Rg8 win in 1 half-moves
4 Rg6 draw
5 Kg4 loss in 2 half-moves
6 Kg5 loss in 2 half-moves
7 Kh4 loss in 2 half-moves
8 Kh6 loss in 2 half-moves
9 Ra1 loss in 2 half-moves
10 Rc1 loss in 2 half-moves
11 Rd1 loss in 2 half-moves
12 Re1 loss in 2 half-moves
13 Rf1 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rg3 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Kg6 loss in 1 half-moves