PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The trial will determine the causes of the spill, and assign responsibility to the parties involved, including BP, contractor Halliburton, rig operator Transocean, and Cameron, which manufactured the blowout preventer meant to stop oil leaks.
http://www.w3.org/ns/prov#wasQuotedFrom
  • scienceblogs.com