PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This model can represent a great variety of practical situations and effects that arise in engineering, including magnetic, electric, and electromagnetic shielding from zero to high frequencies, scattering of waves, coupling between discretely packaged components in digital devices, such as computers and cell phones, and fields throughout passive electronic and optical integrated circuits.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wolfram.com