About: http://webisa.webdatacommons.org/114715102

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	Category 3 sites require much more investment and effort, particularly in selling ads and working with advertisers, but they have potentially much higher payoffs since you know so much more about your users.
http://www.w3.org/ns/prov#wasQuotedFrom	greenspun.com