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Chess is used as the core theme in the musical " Chess " by Tim Rice , Björn Ulvaeus , and Benny Andersson .
 Tim Rice, Björn Ulvaeus, Benny Andersson
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Tim Rice, Björn Ulvaeus, Benny Andersson