Complex sentence: After a decade as president, Knapp organized a commission on the future of the university, which led to the consolidation of two other public universities into the UMass system, expanding the system from three to five campuses.
Split into simpler sentences: After a decade as president, Knapp organized a commission on the future of the university. The Commission's recommendations led to the consolidation of two other public universities into the UMass system, expanding the system from three to five campuses.