About: http://webisa.webdatacommons.org/269072811

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	In this tutorial, you will change the Instructor and Student classes so that they derive from a Person base class which contains properties such as LastName that are common to both instructors and students.
http://www.w3.org/ns/prov#wasQuotedFrom	asp.net