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

EGTB: win in 4 half-moves

# move score
1 Bc1 win in 3 half-moves
2 Ba1 draw
3 Ba3 draw
4 Bf6 draw
5 Bg7 draw
6 Bh8 draw
7 Bc3 loss in 2 half-moves
8 Bd4 loss in 2 half-moves
9 Be5 loss in 2 half-moves