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

EGTB: draw

# move score
1 Bb6 draw
2 Bb8 draw
3 Bc5 draw
4 Be3 draw
5 Bf2 draw
6 Bg1 draw
7 Kb7 draw
8 Kb8 draw
9 Kc7 draw
10 Kd7 draw
11 Kd8 draw
12 Bd4 loss in 2 half-moves