43893
Although a cease-fire has held since 1994 , the conflict with Azerbaijan over Nagorno-Karabakh has not been resolved .
 Azerbaijan, Nagorno-Karabakh
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Azerbaijan, Nagorno-Karabakh