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

EGTB: loss in 3 half-moves

# move score
1 b4 loss in 2 half-moves
2 Bf7 loss in 2 half-moves
3 Nf6 loss in 2 half-moves
4 Nf8 loss in 2 half-moves
5 Bc4 loss in 1 half-moves
6 Bd5 loss in 1 half-moves
7 Be6 loss in 1 half-moves
8 Ng5 loss in 1 half-moves