About: http://webisa.webdatacommons.org/268932673

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Indeed, but a gadget running same-origin does not even have to craw the DOM, it could use XHR or other means (e.g. iframes) to get access to any resource on the origin unless somehow prevented from doing so.
http://www.w3.org/ns/prov#wasQuotedFrom	w3.org