PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Also, remember that the Marcellus, the hot play of 2011-2012, is a geological formation that is basically adjacent to the Utica, and different wells on the same pad can exploit both strata.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thestreet.com