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ROC Interior Administrative Deputy Ministry Diaoyutai Islands Speaking at an opening ceremony of a seminar in September 2012 held by National Taiwan Normal University , Lin reiterated ROC sovereignty claim over regions in South China Sea and East China Sea based on ROC geography , history and international law .
 National Taiwan Normal University
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 National Taiwan Normal University