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

EGTB: draw

# move score
1 Ba2 draw
2 Bb3 draw
3 Bc4 draw
4 Bd5 draw
5 Bg6 draw
6 Bh7 draw
7 Be6 loss in 2 half-moves
8 Be8 loss in 2 half-moves
9 Bh5 loss in 2 half-moves