PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Hypersomnolence differs somewhat from other sleep disorders, such as insomnia or narcolepsy, yet people frequently confuse them.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wisegeek.com