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

EGTB: win in 10 half-moves

# move score
1 Bb6 win in 9 half-moves
2 Bg5 win in 9 half-moves
3 Ba5 win in 11 half-moves
4 Bc7 win in 11 half-moves
5 Be7 win in 11 half-moves
6 Bh4 win in 13 half-moves
7 Bf6 loss in 2 half-moves