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In 1983 , Laurien ran against Eberhard Diepgen within the CDU for the candidacy as Mayor of Berlin .
 Laurien, Eberhard Diepgen, Berlin
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Laurien, Eberhard Diepgen, Berlin