PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • zer and field-free region can be constructed of electrically conductive and insulating materials, such as but limited to composites, silica, glass, glass coated with di-electrics, metal coated insulator, stainless steel, Teflon, Vespel, composites, and combination thereof; etc.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com