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 Kf2 draw
3 Kg1 draw
4 Rc8 draw
5 Rd8 draw
6 Re8 draw
7 Rf8 draw
8 Rg1 draw
9 Rg2 draw
10 Rg4 draw
11 Ke1 loss in 4 half-moves
12 Ke2 loss in 4 half-moves
13 Kg2 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh8 loss in 1 half-moves