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

EGTB: win in 4 half-moves

# move score
1 Rh3 win in 3 half-moves
2 Rh6 win in 5 half-moves
3 Rh7 win in 5 half-moves
4 Rh8 win in 7 half-moves
5 g5 loss in 2 half-moves
6 Nf1 loss in 2 half-moves
7 Nf3 loss in 2 half-moves
8 Rh5 loss in 2 half-moves