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They can even compare their rating with the likes of John McCain , Hillary Clinton , and Barack Obama , all of whom have profiles set up .
 John McCain, Hillary Clinton, Barack Obama
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 John McCain, Hillary Clinton, Barack Obama