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

EGTB: draw

# move score
1 Ba1 draw
2 Bc1 draw
3 Bc3 draw
4 Kd4 draw
5 Ke4 draw
6 Ke6 draw
7 Kf4 draw
8 Kf5 draw
9 Kf6 draw
10 Ba3 loss in 4 half-moves
11 Bd4 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Kd6 loss in 2 half-moves