Complex sentence: Completed in 2006, the Santan Freeway serves the southeast valley cities of Chandler, Gilbert, and Mesa and provides access to Phoenix-Mesa Gateway Airport, the former Williams Air Force Base.
Split into simpler sentences: Completed in 2006, the Santan Freeway serves the southeast valley cities of Chandler, Gilbert, and Mesa. It provides access to Phoenix-Mesa Gateway Airport, the former Williams Air Force Base.