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Charitable Works Though Mary divided her time among her homes in Mount Vernon , Baltimore , Uplands ( her family ’s estate ) , and Newport , Rhode Island in addition to maintaining a suite at the Plaza Hotel in New York City , she was an active participant in the civic life of Baltimore and contributed to various charitable pursuits .
 Mount Vernon , Baltimore, Newport , Rhode Island, Baltimore
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Mount Vernon , Baltimore, Newport , Rhode Island, Baltimore