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The Canary Wharf Squash Classic 2013 is the 2013 's Canary Wharf Squash Classic , which is a tournament of the PSA World Tour event International ( Prize money : 50 000 $ ) .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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