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CHATTANOOGA , Tenn . _ Nearly 17 months after he first issued his call for a ` ` fresh start after a season of cynicism , ' ' Gov . George W . Bush ended his quest for the presidency Monday on a nearly identical note , pledging to purge Washington of what he cast as a crippling discord .
 CHATTANOOGA , Tenn ., Tenn ., Washington, he, his, Gov ., Gov . George W . Bush, his, he
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 CHATTANOOGA , Tenn ., Tenn ., Washington, he, his, Gov ., Gov . George W . Bush, his, he