PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In mathematical logic and computer science, the lambda calculus, also written as the ??-calculus, is a formal system for studying computable recursive functions, a la computability theory, and related phenomena such as variable binding and substitution.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stackoverflow.com