PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Using underwater listening devices called hydrophones, scientists can record underwater noise and discover the places and times at which there is a lot of noise.
http://www.w3.org/ns/prov#wasQuotedFrom
  • signalsofspring.net