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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Kg4 draw
3 Kh4 draw
4 Kh6 draw
5 Rc3 draw
6 Rg4 draw
7 Rg7 draw
8 Rg1 loss in 6 half-moves
9 Rg2 loss in 6 half-moves
10 Kg5 loss in 4 half-moves
11 Kg6 loss in 4 half-moves
12 Rh3 loss in 4 half-moves
13 Ra3 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Re3 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rg6 loss in 2 half-moves