Complex sentence: Chiara Siracusa better known by her mononym Chiara (born 25 September 1976), is a Maltese singer, best known for representing her country in the Eurovision Song Contest in 1998,2005, and in 2009.
Split into simpler sentences: Chiara Siracusa better known by her mononym Chiara (born 25 September 1976), is a Maltese singer. She represented her country in the Eurovision Song Contest in 1998,2005, and in 2009.