PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The STW sends contaminated water and chemical solutions through its filtration system, which captures aluminum, lead, zinc, chloride, arsenic and other heavy metals.
http://www.w3.org/ns/prov#wasQuotedFrom
  • csindy.com