PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Clay fill has been used to cover debris and industrial waste in the landfill sites, including tires, foam, spray cans, chunks of cement, as well as other hazardous waste materials.
http://www.w3.org/ns/prov#wasQuotedFrom
  • bigberkeywaterfilters.com