About: http://webisa.webdatacommons.org/439596268

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	More than 30 million are estimated to be on various services, including 15 million on Facebook.
http://www.w3.org/ns/prov#wasQuotedFrom	endeavor.org