About: http://webisa.webdatacommons.org/320902003

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	Mint.com???s VP of Marketing said, StumbleUpon Ads is the most cost-effective form of advertising that we have used, including pay-per-click advertising on a popular social networking site.
http://www.w3.org/ns/prov#wasQuotedFrom	webpronews.com