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National Route 1 , also known as Buenos Aires - La Plata Highway and officially called Autopista Doctor Ricardo Balbín since 2004 , connects the Autopista 25 de Mayo in Buenos Aires with Provincial Route 11 , near the city of La Plata .
 Buenos Aires, Plata, Ricardo Balbín, Buenos Aires, La Plata
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Buenos Aires, Plata, Ricardo Balbín, Buenos Aires, La Plata