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Following the strikes , Prime Minister Ehud Barak warned Israel would use all force necessary with no restraints to end weeks of violence .
 Israel, Prime Minister, 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:
 Israel, Prime Minister, Prime Minister Ehud Barak