Complex sentence: Maarja-Liis Ilus, sometimes better known by her performing name Maarja (born December 24,1980 in Tallinn, Estonia) is a pop musician who has achieved chart success in a number of countries across Europe and Asia.
Split into simpler sentences: Maarja-Liis Ilus, sometimes better known by her performing name Maarja (born December 24,1980 in Tallinn, Estonia) is a pop musician. Maarha has achieved some chart success in a number of countries across Europe and Asia.