name the scientist who is known for inventing university of puerto rico and was a member of order of st . gregory the great ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_knownFor dbr_University_of_Puerto_Rico,_Medical_Sciences_Campus sep_dot var_uri dbp_prizes dbr_Order_of_St._Gregory_the_Great sep_dot var_uri a dbo_Scientist brack_close