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Ngozi Okonjo-Iweala , left , a former World Bank vice president , was finance minister for three years and was instrumental in negotiating a deal to use the windfall Nigeria received from oil prices to build a $ 30 billion reserve account and pay off billions of dollars in foreign debt at a cut rate .
 nationality: Ngozi Okonjo-Iweala, Nigeria
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:
 nationality: Ngozi Okonjo-Iweala, Nigeria