Complex sentence: The University of New Orleans was somewhat transtitioning to Division II, but has since changed its mind and is trying to reamin in Division I; pending the University demonstrating to the NCAA that, over the past two years, it behaved as a Division I member.
Split into simpler sentences: The University of New Orleans was somewhat transtitioning to Division II, but has since changed its mind and trying to stay a Division I school. Pending the University demonstrating to the NCAA that, over the past two years, it behaved as a Division I member.