PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Previously, the feature was only available for Kindle Fire tablets and other Android devices, and it allowed customers to use their Amazon accounts to purchase virtual goods and currencies right from within the app. And just like Apple and Google, Amazon takes a 30% cut of revenue from each purchase, which is the same cut it takes from app sales.
http://www.w3.org/ns/prov#wasQuotedFrom
  • slashgear.com