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

EGTB: draw

# move score
1 Bc8 draw
2 Bd5 draw
3 Bd7 draw
4 Bf7 draw
5 Bg8 draw
6 Bh3 draw
7 Nb6 draw
8 Nc7 draw
9 Ba2 loss in 2 half-moves
10 Bb3 loss in 2 half-moves
11 Bc4 loss in 2 half-moves
12 Bf5 loss in 2 half-moves
13 Bg4 loss in 2 half-moves