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 Kh2 draw
5 Ra6 draw
6 Re6 draw
7 Rf6 draw
8 Rg4 draw
9 Rg5 draw
10 Rg7 draw
11 Rh6 draw
12 Rb6 loss in 2 half-moves
13 Rc6 loss in 2 half-moves
14 Rd6 loss in 2 half-moves
15 Rg1 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rg3 loss in 2 half-moves