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palestinian authority president yasser arafat accused israel of " mass killing and barbarian bombing . "
 palestinian authority, israel, palestinian authority president, palestinian authority president yasser arafat, barbarian
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:
 palestinian authority, israel, palestinian authority president, palestinian authority president yasser arafat, barbarian