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Powell acknowledged that North Korea had hinted it could prove it possessed nuclear weapons with some sort of display during the Beijing talks , but maintained that the North Koreans had not used the words " test " or " testing . "
 geographical social political: North Korea; geographical social political: it; geographical social political: it; geographical social political: Beijing; geographical social political: the North Koreans; person: Powell; weapon: nuclear weapons
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 geographical social political: North Korea; geographical social political: it; geographical social political: it; geographical social political: Beijing; geographical social political: the North Koreans; person: Powell; weapon: nuclear weapons