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

EGTB: win in 4 half-moves

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