614
The candidates also have differences on missile defense , nuclear arms cuts , global warming , immigration and trade , but none of those issues has turned into a major debate .
 The candidates, global, missile, nuclear arms
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 candidates, global, missile, nuclear arms