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The Women 's 200m Breaststroke event at the 2007 Pan American Games took place at the Maria Lenk Aquatic Park in Rio de Janeiro , Brazil , with the final being swum on July 22 .
 Rio de Janeiro , Brazil
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Rio de Janeiro , Brazil