PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Commenting on Gardner's version of the problem, Bar-Hillel and Falk[3] note that Mr. Smith, unlike the reader, is presumably aware of the sex of both of his children when making this statement, i.e. that 'I have two children and at least one of them is a boy.'
http://www.w3.org/ns/prov#wasQuotedFrom
  • wikipedia.org