PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Spurred by breakthroughs in horizontal drilling and hydraulic fracturing, or fracking, North Dakota now produces more than 1 million barrels of crude a day, surpassing OPEC members such as Qatar and Ecuador.
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  • bendbulletin.com