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Sean O'Brien ( born 6 Jan 1984 in Brisbane ) is an Australian professional windsurfer competing on the PWA World Tour and the International Formula Windsurfing Class Tour .
 Sean O'Brien, Brisbane
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Sean O'Brien, Brisbane