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After spending several months deliberating over the new location of the base would move , Yukio Hatoyama conceded to allow the original agreement to go forward and immediately resigned after he stated that he had failed to fulfill one of his promises .
 Yukio Hatoyama
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Yukio Hatoyama