PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Memcached, used by popular websites such as YouTube, Twitter, and Wikipedia, is an open-source, distributed, in-memory object cache that allows for faster access to and distribution of data by eliminating the need to query the database.
http://www.w3.org/ns/prov#wasQuotedFrom
  • enhancedonlinenews.com