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Hayes was born and raised in central Kansas , graduated from Wichita State University and did post graduate work at the University of Arizona .
 Hayes, Kansas, Wichita State University, University of Arizona
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Hayes, Kansas, Wichita State University, University of Arizona