Complex sentence: One of her first compositions under EMI was the song "Bucket to the South", which became a hit song for Ava Barber, and was also recorded by Lynn Anderson and Mitzi Gaynor.
Split into simpler sentences: One of her first compositions was "Bucket to the South", which became a hit single for Ava Barber. This song was also recorded by Lynn Anderson and Mitzi Gaynor.