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On August 20 , 2012 , NBC announced " The Michael J. Fox Show " , loosely based on his life .
 organization: NBC
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: NBC 
Answer:
 organization: NBC