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

EGTB: draw

# move score
1 Ba7 draw
2 Bb4 draw
3 Bb6 draw
4 Bd4 draw
5 Bd6 draw
6 Bf2 draw
7 Bg1 draw
8 Nb3 draw
9 Nc2 draw
10 Ba3 loss in 6 half-moves
11 Be3 loss in 2 half-moves
12 Be7 loss in 2 half-moves
13 Bf8 loss in 2 half-moves