PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Nonpoint source pollution is soil, urban runoff, fertilizers, chemicals and other contaminants that come from many different sources and degrades surface and groundwater quality.
http://www.w3.org/ns/prov#wasQuotedFrom
  • tn.gov