Complex sentence: After graduating from Columbia Law School, Breuer was an assistant district attorney in Manhattan from 1985 to 1989, where he prosecuted violent crime, such as armed robbery and gang violence, white collar crime, and other offenses.
Split into simpler sentences: After graduating from Columbia Law School, Breuer was an assistant district attorney in Manhattan from 1985 to 1989. As an assistant district attorney, he prosecuted violent crime, such as armed robbery and gang violence, white collar crime, and other offenses.