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

EGTB: win in 2 half-moves

# move score
1 Rg1 win in 1 half-moves
2 Kg5 draw
3 Kh3 draw
4 Kh5 draw
5 Ra6 draw
6 Rg4 draw
7 Rg5 draw
8 Rh6 draw
9 Kg3 loss in 2 half-moves
10 Kg4 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rd6 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Rf6 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rg8 loss in 2 half-moves