About: http://webisa.webdatacommons.org/407517635

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	The most popular social networking site in the United States is Facebook; in China, two of the most popular sites are RenRen and Qzone.
http://www.w3.org/ns/prov#wasQuotedFrom	psypost.org