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 Bc4 loss in 2 half-moves
3 Bf7 loss in 2 half-moves
4 Bh7 loss in 2 half-moves
5 Bd5 loss in 1 half-moves
6 Be6 loss in 1 half-moves