PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Additionally, the surface soil is contaminated with heavy metals including chromium, lead, and arsenic, as well as PCBs.
http://www.w3.org/ns/prov#wasQuotedFrom
  • epa.gov