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 Ba5 draw
3 Bb6 draw
4 Bc7 draw
5 Be7 draw
6 Bf6 draw
7 Bh4 loss in 4 half-moves
8 Nb3 loss in 2 half-moves
9 Nc2 loss in 2 half-moves