PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Indeed, if you paste the offending unique ID script into your browser's address bar whilst you are on a site other than Facebook - e.g. Naked Security - you will see a warning that the script needs to come from Facebook itself:
http://www.w3.org/ns/prov#wasQuotedFrom
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