About: http://webisa.webdatacommons.org/318617962

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	As with Goldhaber's method, users must register with the system and provide personal information, including personal interests.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com