PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The lack of knowledge on these processes is an important problem because without it, developing effective strategies for water management and ecological services for an increasing population is unlikely.
http://www.w3.org/ns/prov#wasQuotedFrom
  • usgs.gov