Complex sentence: The Hungry Mind Bookstore was opened in 1970 in St. Paul by David Unowsky, and in 1972 it moved onto Macalester College campus to become the university bookstore.
Split into simpler sentences: The Hungry Mind Bookstore was opened in 1970 in St. Paul by Unowsky. In 1972 it moved onto Macalester College campus to become the university bookstore.