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

EGTB: win in 2 half-moves

# move score
1 Bc1 win in 1 half-moves
2 Bd2 win in 1 half-moves
3 Bf8 win in 7 half-moves
4 Be3 loss in 2 half-moves
5 Bf4 loss in 2 half-moves
6 Bg5 loss in 2 half-moves
7 Bg7 loss in 2 half-moves