About: http://webisa.webdatacommons.org/104110515

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	You have to repeat three times before you go to bed every night: a string is not a reference, a reference is a number, so if I have a string, it is not a reference.
http://www.w3.org/ns/prov#wasQuotedFrom	sitepoint.com