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 Kg1 draw
3 Kg2 draw
4 Kg3 draw
5 Kh3 draw
6 Rg3 draw
7 Rg4 draw
8 Rg5 draw
9 Rg7 draw
10 Rh6 draw
11 Kh1 loss in 10 half-moves
12 Rd6 loss in 4 half-moves
13 Rb6 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Ra6 loss in 1 half-moves