PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Thus, to form a conductive, insulating or semiconductive layer on a semiconductor wafer, which layer is to extend through holes or trenches in an underlying layer on the surface of the wafer, material for forming the layer (e.g., aluminum or other suitable material) is first deposited on the surface of the underlying layer by e.g., sputtering.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com