49004
But to listen to Dr. Besharati is to hear the fight described as Tehran 's frontline effort to block American influence in the region and to never again allow Washington to have an upper hand in Iran .
 Iran, Tehran; Iran, Tehran
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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:
 Iran, Tehran; Iran, Tehran