About: http://webisa.webdatacommons.org/19900018

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	My son is an AP Physics student and Mark came to our home and tutored him before a test.
http://www.w3.org/ns/prov#wasQuotedFrom	wyzant.com