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When Iran defiantly cut the locks and seals on its nuclear enrichment plants in January and restarted its effort to manufacture atomic fuel , it forced the world to confront a momentous question : How long will it be before Tehran has the ability to produce a bomb that would alter the balance of power in the Middle East ?
 location contains: Middle East, Iran; location contains: Iran, Tehran; country of capital: Iran, Tehran
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:
 location contains: Middle East, Iran; location contains: Iran, Tehran; country of capital: Iran, Tehran