PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • On the other hand, Step 3 (wafer manufacture) uses a material, such as silicon, to manufacture a wafer.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com