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

EGTB: win in 4 half-moves

# move score
1 Nf3 win in 3 half-moves
2 g4 loss in 4 half-moves
3 g3 loss in 2 half-moves
4 Nf1 loss in 2 half-moves
5 Ng4 loss in 2 half-moves