PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Cutting Rake: The angle and shape of the tip of a cutting tool, such as a drill bit or a saw blade.
http://www.w3.org/ns/prov#wasQuotedFrom
  • glass.org