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 Ke1 draw
3 Kf2 draw
4 Kg2 draw
5 Rg2 draw
6 Rg4 draw
7 Rg8 draw
8 Rh1 draw
9 Ke2 loss in 2 half-moves
10 Rg5 loss in 2 half-moves
11 Rg6 loss in 2 half-moves
12 Rg7 loss in 2 half-moves