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He had been teaching computer engineering courses at the Islamic Azad University in Tehran when he was invited to teach at the university 's new Dubai campus . ''
 location contains: Tehran, Islamic Azad University
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:  Tehran, Islamic Azad University 
Answer:
 location contains: Tehran, Islamic Azad University