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You did not have to admire Richard Nixon , Elvis Presley or Muhammad Ali to admit that all three staged successful comebacks .
 person: You; person: Richard Nixon; person: Elvis Presley; person: Muhammad Ali; person: all three
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:
 person: You; person: Richard Nixon; person: Elvis Presley; person: Muhammad Ali; person: all three