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He earned his first major league save on August 9 against the Arizona Diamondbacks , entering the game to start the 8th inning in a save situation ( ahead 5 – 2 ) , and finishing off what became an 8 – 2 victory .
 Arizona Diamondbacks
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Arizona Diamondbacks