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

EGTB: win in 2 half-moves

# move score
1 Rg3 win in 1 half-moves
2 Kg1 draw
3 Kg7 draw
4 Kg8 draw
5 Kh2 draw
6 Kh7 draw
7 Ra6 draw
8 Re6 draw
9 Rf6 draw
10 Rg1 draw
11 Rg2 draw
12 Rg4 draw
13 Rg5 draw
14 Rh6 draw
15 Kg2 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves