PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Tool bits of silicon carbide or nitride, alumina, diamond, boron carbide, and other cutting or abrasive materials can, for example, be metallized with my methods and joined to steel holders to form cutting, drilling, milling, or other machining tools.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com