PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • No line bifocals, or progressive no line lenses as they are sometimes called, are a new and improved version of the classic lined bifocal and trifocal glasses of the past.
http://www.w3.org/ns/prov#wasQuotedFrom
  • glassescrafter.com