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The move to NBC Entertainment serves as the best way for NBC to retain an executive they regard as one of the best in television .
 organization: NBC Entertainment; organization: NBC; organization: they; organization: television; person: an executive they regard as one of the best in television; person: one of the best in television; person: the best in television
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 organization: NBC Entertainment; organization: NBC; organization: they; organization: television; person: an executive they regard as one of the best in television; person: one of the best in television; person: the best in television