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Negreiros was at the 2007 Pan American Games in Rio de Janeiro , where he won the bronze medal in the 400m freestyle , beating the Brazilian record with a time of 3m51s18 .
 location: Rio de Janeiro
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:
 location: Rio de Janeiro