PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In system theory, the concept of a system is a powerful mathematical abstraction of a natural or man-made process or structure that may be interpreted as a signal processing or data transforming block, which takes an input signal or data and produces an output signal or data, in accordance with a particular rule of transformation or correspondence.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com