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The Senate investigators , who briefed reporters on the condition that they not be identified , also said Monday that the documents raise questions about the actions of Kojo Annan , the son of Kofi Annan , the United Nations secretary general .
 children: Kofi Annan, Kojo Annan; person of company: Kofi Annan, United Nations
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "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} 
Answer:
 children: Kofi Annan, Kojo Annan; person of company: Kofi Annan, United Nations