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

EGTB: win in 2 half-moves

# move score
1 Rg6 win in 1 half-moves
2 Rh8 win in 1 half-moves
3 Ke7 draw
4 Ke8 draw
5 Kf7 draw
6 Rg4 draw
7 Rg5 draw
8 Rg7 draw
9 Kg7 loss in 2 half-moves
10 Rg1 loss in 2 half-moves
11 Rg2 loss in 2 half-moves
12 Rg3 loss in 2 half-moves