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

EGTB: win in 4 half-moves

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