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palestinian leader yasser arafat and israeli prime minister ehud barak have been attending talks separately .
 palestinian, israeli, palestinian leader, palestinian leader yasser arafat, israeli prime minister, israeli prime minister ehud barak
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, israeli, palestinian leader, palestinian leader yasser arafat, israeli prime minister, israeli prime minister ehud barak