PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Welding is the process of heating, melting and joining materials such as metals and plastics to create a single part.
http://www.w3.org/ns/prov#wasQuotedFrom
  • controldesign.com