8803
The nuclear crisis flared in October , when Washington said North Korea admitted having a secret nuclear program in violation of a 1994 treaty with Washington .
 Washington, North Korea, Washington, nuclear, 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:
 Washington, North Korea, Washington, nuclear, nuclear