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Peter Szmidt ( born August 12 , 1961 in Montreal , Quebec ) was a Canadian swimmer , competing in the freestyle events during the late 1970s and early 1980s .
 Szmidt, Montreal, Quebec, Canadian
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Szmidt, Montreal, Quebec, Canadian