Original:  Film critic Roger Ebert declared it her breakthrough: Aniston's biggest commercial success in film has been the comedy Bruce Almighty (2003), in which she played the girlfriend of a television field reporter (Jim Carrey) offered the chance to be God for one week.
Revised:  Film critic Roger Ebert declared it her breakthrough: Aniston's biggest commercial success in film has been the comedy Bruce Almighty (2003), where she played the girlfriend of a television field reporter (Jim Carrey) offered the chance to be God for one week.
Edit intent: clarity