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He is widely recognized as one of the world 's premiere fiddle players , known for his ability to play almost any style within the vast American tradition -- from old-time to ragtime , bluegrass , Cajun , country , rock , and beyond .
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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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