PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Apertures are formed through the copper layer, utilising well-known processing techniques to each of the circuit components 2 and the apertures are then filled with a material of high electrical and thermal conductivity, such as gold, to restore a substantially flat upper surface to the layer.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com