PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If there was demand for HLV-sized payloads, then you would see the market responding to that demand, regardless if the demand was from NASA or other sources.
http://www.w3.org/ns/prov#wasQuotedFrom
  • spacepolitics.com