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She continued on such duties in the Western Approaches for the rest of 1939 and in the Southwestern Approaches and English Channel from January to July 1940 , but took no part in Operation Dynamo , the evacuation of Allied troops from Dunkirk , France .
 Dunkirk, France
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Dunkirk, France