PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Leading the S&P 500, the energy sector gained 0.5%, as drilling and oil-services companies jumped, including Halliburton, which advanced 6.1%, and Nabors Industries, which added 4.4%.
http://www.w3.org/ns/prov#wasQuotedFrom
  • 4-traders.com