PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Eutrophication of an aquatic system occurs when high concentrations of nutrients, such as nitrates and phosphates, are added through natural or artificial sources.
http://www.w3.org/ns/prov#wasQuotedFrom
  • issuu.com