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

EGTB: draw

# move score
1 Bb4 draw
2 Bb6 draw
3 Bc7 draw
4 Kb1 draw
5 Kb2 draw
6 Kb3 draw
7 Kc1 draw
8 Kc3 draw
9 Kd1 draw
10 Kd2 draw
11 Kd3 draw
12 Bc3 loss in 2 half-moves
13 Bd2 loss in 2 half-moves
14 Bd8 loss in 2 half-moves
15 Be1 loss in 2 half-moves