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

EGTB: win in 2 half-moves

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