PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Strictly speaking, black holes do not emit anything other than Hawking radiation, the x-rays are a result of rapidly accelerating gases in their accretion disk.
http://www.w3.org/ns/prov#wasQuotedFrom
  • slashdot.org