PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Conductive materials, such as aluminum, have a reflectivity index of approximately 90%, while insulative materials, such as boro-phosphate silicon glass (BPSG), have a reflectivity index of approximately 35%.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com