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American Idol Miles first appeared during the Hollywood group rounds of the competition with top 40 contestants Thaddeus Johnson , and Jessica Cunningham , along with Liz Rooney who was cut in the following round of the competitionMiles was the first contestant to perform on the semi-finals of the show .
 Miles
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Miles