Complex sentence: Corpus is still popularly recognised as having the best facilities for graduates in Cambridge, and since the separation of Clare and Clare Hall is once again unique among the colleges that admit both undergraduates and postgraduates in having a dedicated graduate site.
Split into simpler sentences: Corpus is still popularly recognised as having the best facilities for graduates in Cambridge. Since the separation of Clare and Clare Hall, it is once again unique among the colleges that admit both undergraduates and postgraduates in having a dedicated graduate site.