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

EGTB: win in 4 half-moves

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