PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • While readily available and commonly used, aluminum is a difficult material to process as it poses a unique set of challenges, particularly when it comes to grinding.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thefabricator.com