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

EGTB: draw

# move score
1 Bb1 draw
2 Bb3 draw
3 Bd5 draw
4 Be6 draw
5 Bf7 draw
6 Bg8 draw
7 Kc8 draw
8 Kd7 draw
9 Ke8 draw
10 Bc4 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Ke7 loss in 2 half-moves