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Stegner , who gained from his education at Harvard University , is member of the Landtag of Schleswig-Holstein , chairman of the parliamentary group and chairman of the Schleswig-Holstein-SPD .
 Stegner, Harvard 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:
 Stegner, Harvard University