Complex sentence: In 2000, Penn State and The Dickinson School of Law merged and, until 2014, Penn State's Dickinson School of Law operated as a single law school with two campuses--one in Carlisle, Pennsylvania and one in Penn State's University Park campus.
Split into simpler sentences: In 2000, Penn State and The Dickinson School of Law merged. Until 2014, Penn State's Dickinson School of Law operated as a single law school with two campuses--one in Carlisle, Pennsylvania and one in Penn State's University Park campus.