PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The second case is when referring to a non-element of a claim used for context, such as a top, bottom, left or right side of an element.
http://www.w3.org/ns/prov#wasQuotedFrom
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