PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For many people experiencing mood swings, anger is the easiest and safest way for them to express their feelings, and is often associated with conditions such as bipolar disorder or depression.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wisegeek.net