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Iran announced Tuesday that its nuclear engineers had advanced to a new phase in the enrichment of uranium , and President Mahmoud Ahmadinejad and a series of the country 's ruling clerics declared that the nation would now speed ahead , in defiance of a United Nations Security Council warning , to produce nuclear fuel on an industrial scale . ''
 nationality: Mahmoud Ahmadinejad, Iran
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: Mahmoud Ahmadinejad, Iran