Complex sentence: The private universities are Bond University, the University of Notre Dame Australia (both Australian), and two foreign universities, Carnegie Mellon University (USA) and Cranfield University (UK), which have campuses in Adelaide.
Split into simpler sentences: The private universities are Bond University, the University of Notre Dame Australia (both Australian). There are also two foreign universities, Carnegie Mellon University (USA) and Cranfield University (UK), which have campuses in Adelaide.