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The Philippine Presidential Palace Friday dismissed as an " old tune " deposed leader Joseph Estrada ' s claim that he was still the country ' s legitimate president .
 Philippine, the country, The Philippine Presidential Palace, deposed leader, deposed leader Joseph Estrada, he, the country ' s legitimate president
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:
 Philippine, the country, The Philippine Presidential Palace, deposed leader, deposed leader Joseph Estrada, he, the country ' s legitimate president