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ax ' s john martin takes a closer look from the battleground state of missouri .
 the battleground state of missouri, missouri, ax, ax ' s john martin
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:
 the battleground state of missouri, missouri, ax, ax ' s john martin