PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Researchers think increased seismic activity in the central United States including Ohio is tied to wastewater injected below ground by the oil and gas industry, said William Ellsworth of the U.S. Geological Survey.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ohio.com