Complex sentence: Alessandra Ferri (born in 1963) is an Italian ballerina, danced as a Principal Dancer with the American Ballet Theatre in New York, was prima ballerina assoluta with the La Scala Ballet in Milan, and as an international guest artist.
Split into simpler sentences: Alessandra Ferri (born in 1963) is an Italian ballerina. She danced as a Principal Dancer with the American Ballet Theatre in New York, was prima ballerina assoluta with the La Scala Ballet in Milan, and as an international guest artist.