PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In some cases forward-looking statements can be identified by terminology such as may, "should, potential, continue, expects, anticipates, intends, plans, believes, estimates, and similar expressions.
http://www.w3.org/ns/prov#wasQuotedFrom
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