PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Wikipedia says: Here be dragons" is a phrase used to denote dangerous or unexplored territories, in imitation of the infrequent medieval practice of putting sea serpents and other mythological creatures in blank areas of maps.
http://www.w3.org/ns/prov#wasQuotedFrom
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