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Background and history UNregular Radio ( 2011 – present ) On December 15 , 2011 , The Rob Kaufman Show debuted live on Boston UNcensored , UNregular Radio 's flagship channel .
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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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