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An angry US President George W . Bush accused Pyongyang of reverting to blackmail following the nuclear admission and North Korea fired back with a charge that Washington had rejected a " bold " plan to resolve the six - month - old impasse .
 US, Pyongyang, North Korea, Washington, An angry US President George W . Bush, US President, nuclear
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 US, Pyongyang, North Korea, Washington, An angry US President George W . Bush, US President, nuclear