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

EGTB: draw

# move score
1 Ba4 draw
2 Ba6 draw
3 Bb5 draw
4 Bb7 draw
5 Bc6 draw
6 Be6 draw
7 Be8 draw
8 Bg4 draw
9 Bh3 draw
10 Bf5 loss in 1 half-moves