PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Onsager demonstrated that reciprocal relations exist between such variables as temperature and pressure in irreversible chemical processes, and the mathematical expressions he derived to describe this behavior enabled a complete theoretical description of such processes.
http://www.w3.org/ns/prov#wasQuotedFrom
  • infoplease.com