About: http://webisa.webdatacommons.org/106901296

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	Social media systems such as blogs, photo and link sharing sites, wikis and on-line forums are estimated to produce up to one third of new Web content.
http://www.w3.org/ns/prov#wasQuotedFrom	psu.edu