About: http://webisa.webdatacommons.org/340001093

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	For example, 'this.txt' is a plain text file, 'that.htm' or 'that.html' indicates that the file is a web page.
http://www.w3.org/ns/prov#wasQuotedFrom	about.com