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In Boston , Troy O'Leary homered off the right-field foul pole with one out in the bottom of the ninth and the Red Sox climbed to the .500 mark for the first time this season with their fourth straight victory , 2-1 over the Oakland Athletics .
 Troy O'Leary, Oakland Athletics, Red Sox, Boston
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 Troy O'Leary, Oakland Athletics, Red Sox, Boston