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Iran 's incoming conservative president , Mahmoud Ahmadinejad , is planning to address the United Nations General Assembly in September on his first official trip abroad despite investigations by the United States about whether he took part in the siege at the American Embassy in Tehran in 1979 .
 country of capital: Iran, Tehran; location contains: Iran, Tehran; nationality: Mahmoud Ahmadinejad, Iran
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:  Iran, Tehran; Iran, Tehran; Mahmoud Ahmadinejad, Iran 
Answer:
 country of capital: Iran, Tehran; location contains: Iran, Tehran; nationality: Mahmoud Ahmadinejad, Iran