PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Even if you are going to hire a marketing agency, focus your KPIs on the leads generated rather than on clicks or impressions because leads are the closest to generating revenue for your business.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sitepoint.com