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

EGTB: win in 4 half-moves

# move score
1 Bg5 win in 3 half-moves
2 Bb4 draw
3 Bh6 draw
4 Bc1 loss in 6 half-moves
5 Be1 loss in 4 half-moves
6 Ba5 loss in 2 half-moves
7 Bc3 loss in 2 half-moves
8 Be3 loss in 2 half-moves
9 Bf4 loss in 2 half-moves