Complex sentence: In the last qualifying round before reaching the group stages, they were drawn against the Turkish side Beşiktaş.Beşiktaş did not manage to win the first game at their own ground in front of 15,000 fans.
Split into simpler sentences: In the last qualifying round before reaching the group stages, they were drawn against Turkish side Beşiktaş. The Turkish side did not manage to win the first game at their own ground in front of 15,000 fans.