PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • During the webcast, via a Google+ Hangout on Air, scientists, engineers and other experts will provide unique insight into the rover and the landing, and viewers will have the chance to interact and ask questions.
http://www.w3.org/ns/prov#wasQuotedFrom
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