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

EGTB: win in 2 half-moves

# move score
1 Rg3 win in 1 half-moves
2 Kf8 loss in 10 half-moves
3 Kg8 loss in 10 half-moves
4 Rg2 loss in 10 half-moves
5 Rh1 loss in 10 half-moves
6 Kg6 loss in 8 half-moves
7 Rf1 loss in 8 half-moves
8 Kh6 loss in 6 half-moves
9 Kh7 loss in 6 half-moves
10 Kh8 loss in 6 half-moves
11 Kf6 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Ra1 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Re1 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rb1 loss in 1 half-moves