on november 21 , the polish review przekroj published an image for dun - mark exercise books , with the logo of 4fun . tv , a polish concert / interactive tv platform . portions of the jingle contained a definition of the word " exercise book " . the wording smelled familiar , and wikinews consulted wikipedia , the collective online archive . upon studying the wikipedia definition , it appeared that the section quoted in the commercial material was identical to the initial nine paragraphs of the applicable web entry .
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