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Despite the appeal of the Nashville sound , many traditional country artists emerged during this period and dominated the genre : Loretta Lynn , Merle Haggard , Buck Owens , Porter Wagoner , George Jones , and Sonny James among them .
 Nashville, Loretta Lynn, Merle Haggard, Buck Owens, Porter Wagoner, George Jones, Sonny James
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Nashville, Loretta Lynn, Merle Haggard, Buck Owens, Porter Wagoner, George Jones, Sonny James