PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • After a query, a post object is created (whether it be a post, page, or custom post-type). the_post is the best action to use to alter the page's data because it exposes that object.
http://www.w3.org/ns/prov#wasQuotedFrom
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