PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Aggregate Knowledge, otherwise known as ???AK,??? sells its software to chief marketing officers, and offers insight into where marketing messages and advertising should be optimally placed across a variety of digital channels, including social media and email.
http://www.w3.org/ns/prov#wasQuotedFrom
  • venturebeat.com