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