PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The casing is used to keep chemicals and other products from seeping into the environment, Lepore said; problems with the cement casings can lead to issues such as natural gas seeping into shallow groundwaters.
http://www.w3.org/ns/prov#wasQuotedFrom
  • gazette.com