original: Alcazar have taken part in Melodifestivalen, the annual competition that selects Sweden's entries for the Eurovision Song Contest, on numerous occasions.
simplifications: Alcazar have taken part in Melodifestivalen many times.  Melodifestivalen is the annual competition that selects Sweden's entries for the Eurovision Song Contest. Alcazar has taken part in Melodifestivalen many times. it is a yearly Swedish competition for entries into the Eurovision Song Contest. Many times Alcazar participated in Melodifestivalen competition which selects Sweden's singers for the Eurovision. Alcazar have taken part in Melodifestivalen. It is the annual competition that selects Sweden's entries for the Eurovision Song Contest. Alcazar have often taken part in Melodifestivalen. The yearly competition chooses Sweden's entries for the Eurovision Song Contest. Alcazar have been in Melodifestivalen on many occasions. It is the once a year competition that selects Sweden's entries for the Eurovision Song Contest. Alcazar have competed in to represent Sweden for the Eurovision Song Contest several times. Alcazar participated in Melodifestivalen many times. It's a yearly competition selecting Sweden's entries for the Eurovision Song Contest. Alcazar has participated in the annual Melodifestivalen competition, which selects Swedish entries for the Eurovision Song Contest, on numerous occasions. Alcazar has participated in Melodifestivalen, an annual competition that selects Sweden's entries for the Eurovision Song Contest,