Not enough. According to this article (https://www.dr.dk/nyheder/penge/pludselig-dukkede-nyhed-op-d... you probably need to translate) its enough to link to an authorative site that accepts a query parameter. Googles AI picks up the query parameter as a fact. The artile is about a danish compay probably circumventing sanctions and how russian actors manipulate that fact and turn it around via Google AI