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

EGTB: win in 2 half-moves

# move score
1 c5 win in 1 half-moves
2 Rg6 win in 1 half-moves
3 Rh3 win in 1 half-moves
4 Rh7 win in 1 half-moves
5 Rh1 loss in 2 half-moves
6 Rh2 loss in 2 half-moves
7 Rh4 loss in 2 half-moves
8 Rh5 loss in 2 half-moves
9 Rh8 loss in 2 half-moves