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Sonata Mulattica : A Life in Five Movements and a Short Play is a collection of poems by US poet laureate Rita Dove , published in 2009 ( W. W. Norton , ISBN 978-0393338935 ) , about the life of George Bridgetower .
 Rita Dove, George Bridgetower
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Rita Dove, George Bridgetower