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Bill Brown ( born April 25 , 1925 ) is an American athlete who competed in the 1951 Pan American Games .
 person: Bill Brown; location: American
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: Bill Brown; location: American