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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Rg5 win in 1 half-moves
3 Rg6 win in 1 half-moves
4 Rg8 win in 1 half-moves
5 Kg2 loss in 4 half-moves
6 Rh1 loss in 4 half-moves
7 Ke1 loss in 2 half-moves
8 Ke2 loss in 2 half-moves
9 Kf2 loss in 2 half-moves
10 Rg2 loss in 2 half-moves
11 Rg3 loss in 2 half-moves
12 Rg7 loss in 2 half-moves