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

EGTB: draw

# move score
1 Bb3 draw
2 Bd1 draw
3 Bd3 draw
4 Be4 draw
5 Kd7 draw
6 Kd8 draw
7 Ke7 draw
8 Kf7 draw
9 Kf8 draw
10 Ba4 loss in 2 half-moves
11 Bb1 loss in 2 half-moves
12 Bf5 loss in 2 half-moves
13 Bg6 loss in 2 half-moves
14 Bh7 loss in 2 half-moves