PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Nano-tubes are extremely strong forms of carbon fiber, as we know it, but with a specific molecular construction that makes them even stronger.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cafefoundation.org