Complex sentence: The Paper Dolls were a late 1960s, British female vocal trio, from Northampton; appearing some years before similar recording acts such as Bananarama and Atomic Kitten became commonplace.
Split into simpler sentences: The Paper Dolls were a late 1960s British female vocal trio, from Northampton. They appeared some years before similar recording acts such as Bananarama and Atomic Kitten became commonplace.