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With the foreign minister , Ban Ki-moon , about to become the new secretary general of the United Nations , Mr. Roh may have to replace all aides who oversee his policy on the North .
 person of company: Ban Ki-moon, United Nations
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
 Entity Pairs:  Ban Ki-moon, United Nations 
Answer:
 person of company: Ban Ki-moon, United Nations