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"Einstein'\u00EF\u00BF\u00BDn izafiyet teorisi mektubu 62 bin dolara sat\u00EF\u00BF\u00BDld\u00EF\u00BF\u00BD"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.radikal.com.tr/dunya/einsteinin-izafiyet-teorisi-mektubu-62-bin-dolara-satildi-1378377/>