PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • RIM???s operating system has been losing a lot of market share lately to rivals such as Android and iOS, and has even started to be challenged by Microsoft???s Windows Phone platform, all pointing to rough times lying ahead for the company.
http://www.w3.org/ns/prov#wasQuotedFrom
  • softpedia.com