PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • While they have developed methods to help reign in click fraud, it is still enough of a threat to ad revenue that Google acknowledged such in a pre-IPO filing with the SEC. Now Google is a publicly traded company, they will have to do everything they can to help protect advertisers while minimizing money paid out to click fraudsters.
http://www.w3.org/ns/prov#wasQuotedFrom
  • arstechnica.com