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Alfredo José da Silva ( May 19 , 1929 – March 4 , 2010 ) , popularly known as Johnny Alf , was a Brazilian musician , sometimes known as the " Father of Bossa Nova " .
 person: Johnny Alf
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Johnny Alf