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

EGTB: win in 2 half-moves

# move score
1 Bd8 win in 1 half-moves
2 Bf2 win in 1 half-moves
3 Bg5 win in 1 half-moves
4 Be1 win in 3 half-moves
5 Bf6 win in 3 half-moves
6 Be7 loss in 2 half-moves
7 Bg3 loss in 2 half-moves