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Juan Apolonio Vairo Moramarco ( born April 10 , 1932 in Rosario ) is a retired Argentine professional football player .
 Juan, Vairo, Rosario, Argentine
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Juan, Vairo, Rosario, Argentine