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

EGTB: win in 4 half-moves

# move score
1 Ba5 win in 3 half-moves
2 Ba1 draw
3 Bb2 draw
4 Bb4 draw
5 Bd2 draw
6 Be1 draw
7 Bf6 draw
8 Bg7 draw
9 Bh8 draw
10 Bd4 loss in 2 half-moves
11 Be5 loss in 2 half-moves