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

EGTB: win in 4 half-moves

# move score
1 Bc4 win in 3 half-moves
2 Bb5 loss in 2 half-moves
3 Bc8 loss in 2 half-moves
4 Bd3 loss in 2 half-moves
5 Be2 loss in 2 half-moves
6 Bf1 loss in 2 half-moves
7 Nb3 loss in 2 half-moves
8 Nc2 loss in 2 half-moves
9 Bb7 loss in 1 half-moves