PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Students will be able to compare and contrast the kinds of pictures taken by the RXTE and the Chandra X-ray Observatory.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nasa.gov