PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Dust, chips, and spills from industrial materials such as chemicals, dyes and colors, grease, oils, and emulsions can be tough to clean using ordinary cleaning methods.
http://www.w3.org/ns/prov#wasQuotedFrom
  • daimer.com