19549
But they stopped the talks after the conservative government of President Mahmoud Ahmadinejad defied an agreement by resuming work at a uranium conversion plant near Isfahan that Iran says is intended to yield energy but that the West worries is a precursor to the development of nuclear weapons .
 location contains: Iran, Isfahan; 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, Isfahan; Mahmoud Ahmadinejad, Iran 
Answer:
 location contains: Iran, Isfahan; nationality: Mahmoud Ahmadinejad, Iran