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

EGTB: win in 2 half-moves

# move score
1 Bb3 win in 1 half-moves
2 Be6 win in 1 half-moves
3 Bf7 win in 1 half-moves
4 Bb1 loss in 2 half-moves
5 Bc4 loss in 2 half-moves
6 Bd5 loss in 2 half-moves
7 Bg8 loss in 2 half-moves