PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Dissolution occurs when rain falls and combines with gases such as carbon dioxide, sulphur dioxide, and nitric oxides to create weak acids.
http://www.w3.org/ns/prov#wasQuotedFrom
  • geocaching.com