PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Transitions to renewable energy sources will not necessarily solve this problem, as several pose water-related challenges of their own, especially in regions with steadily falling aquifers.
http://www.w3.org/ns/prov#wasQuotedFrom
  • weap21.org