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

EGTB: win in 2 half-moves

# move score
1 Rg2 win in 1 half-moves
2 Ra8 draw
3 Rb8 draw
4 Rc8 draw
5 Rd8 draw
6 Rg3 draw
7 Rg4 draw
8 Rg5 draw
9 Kg3 loss in 2 half-moves
10 Kg4 loss in 2 half-moves
11 Kg5 loss in 2 half-moves
12 Kh3 loss in 2 half-moves
13 Kh5 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh8 loss in 2 half-moves