About: http://webisa.webdatacommons.org/70263840

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	Compare the popularity of the sites MySpace, studiVZ, Facebook, Google and Twitter over time, for example by using Google Trends.
http://www.w3.org/ns/prov#wasQuotedFrom	wikibooks.org