PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • You will learn how to avoid shared mutable state and how to write safe, elegant, explicit synchronization-free programs in Java or other JVM languages including Clojure, JRuby, Groovy, or Scala.
http://www.w3.org/ns/prov#wasQuotedFrom
  • oreilly.com