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In January 1985 , just the year before his death at age 62 , he returned to his hometown of Washington , D.C. to perform with an All-Star band , led by famed composer/arranger Nelson Riddle , at the Inaugural Ball for President Ronald Reagan 's 2nd term .
 Nelson Riddle, Ronald Reagan
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Nelson Riddle, Ronald Reagan