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Jacques Burger ( born 29 July 1983 in Windhoek ) is a Namibia n rugby union loose forward who plays for Saracens in the Aviva Premiership .
 Jacques Burger, Windhoek, Namibia, rugby union, Saracens, Aviva Premiership
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Jacques Burger, Windhoek, Namibia, rugby union, Saracens, Aviva Premiership