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The first flight took off on July 30 , 1929 from Rio de Janeiro-Manguinhos Airport to São Paulo-Campo de Marte Airport and took 3 hours and 45 minutes .
 Rio, São
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, São