5734
it ' s a very important new chapter for mexican - american relations , because mr . fox is promising revolutionary change .
 mexican, american, mr, mr . fox
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 mexican, american, mr, mr . fox