PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • the singular they is widely accepted in written British English, and it is well documented in the works of many great writers, including Auden, Austen, Byron, Chaucer, Dickens, Eliot, Shakespeare, Shaw, Thackeray, and Trollope.
http://www.w3.org/ns/prov#wasQuotedFrom
  • typepad.com