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