PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Pulsars have very powerful magnetic and electric fields that accelerate electrons and other subatomic particles, causing them to emit beams of radio waves,
http://www.w3.org/ns/prov#wasQuotedFrom
  • man.ac.uk