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Members of the center teach , write books , scientific articles , weblogs with RSS 2.0 feeds ( for which the Center holds the specification ) , and podcasts ( of which the first series took place at the Berkman Klein Center ) .
 organization: Center; organization: Berkman Klein Center
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: Center; organization: Berkman Klein Center