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Her first book : Two Good Rounds - 19th Hole Stories from the World ’s Greatest Golfers was published in December , 2011 and chronicles the " 19th hole " behaviors of several well-known professional golfers .
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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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