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 In a news conference at the State Department , Foreign Minister Nobutaka Machimura said that Japan and the United States had agreed that '' especially China will play an important role '' in persuading North Korea to return to the disarmament talks . 
 nationality: Nobutaka Machimura, Japan
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
 Entity Pairs:  Nobutaka Machimura, Japan 
Answer:
 nationality: Nobutaka Machimura, Japan