100397
” Series overview Season 1 : ( September 3 , 2007 – January 2 , 2009 ) * - These episodes are listed as Season One episodes although they premiered in Season Two Season 2 : ( November 4 , 2008 – July 20 , 2010 ) Season 3 : ( August 23 , 2010 - June 11 , 2012 ) Season 4 : ( September 10 , 2012 - present )
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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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