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Celebrity appeal Patsy 's has been known for years as Frank Sinatra 's favorite restaurant and , in fact , his family still eats at Patsy 's whenever they are in town .
 Frank Sinatra
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Frank Sinatra