PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Currently almost all of Delaware's rivers and streams are impaired and considered unswimmable or unhealthy due to excess nutrients such as nitrogen and phosphorus entering local waterways.[Native Advertisement]
http://www.w3.org/ns/prov#wasQuotedFrom
  • waterworld.com