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

EGTB: win in 2 half-moves

# move score
1 Bb4 win in 1 half-moves
2 Bd8 win in 1 half-moves
3 Bb6 loss in 2 half-moves
4 Bc3 loss in 2 half-moves
5 Bc7 loss in 2 half-moves
6 Bd2 loss in 2 half-moves
7 Be1 loss in 1 half-moves