Complex sentence: The Pittsburgh Supercomputing Center (PSC) is a high performance computing and networking center that is a joint effort between Carnegie Mellon University, the University of Pittsburgh, and Westinghouse Electric Company in Pittsburgh, Pennsylvania, United States.
Split into simpler sentences: The Pittsburgh Supercomputing Center (PSC) is a high performance computing and networking center. PSC is a joint effort of Carnegie Mellon University and the University of Pittsburgh together with Westinghouse Electric Company in Pittsburgh, Pennsylvania, United States.