Complex sentence: Having graduated from Belmont High School in 2003, Barry went on to the University of New Hampshire to study Dance & Musical Theatre, while working as a part-time produce clerk at Shaw's Supermarkets.
Split into simpler sentences: Having graduated from Belmont High School in 2003, Barry went on to the University of New Hampshire to study Dance & Musical Theatre. She is currently employed as a part-time produce clerk at Shaw's Supermarkets.