20592
 Unfortunately , by refusing to consider a '' grand bargain '' with Iran that is , resolution of Washington 's concerns about Tehran 's weapons of mass destruction and support for terrorism in return for American security guarantees , an end to sanctions and normalization of diplomatic relations the Bush administration is courting failure in its nuclear diplomacy and paving the way for Russia and China to win the larger strategic contest . 
 country capital: Iran, Tehran
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
 Entity Pairs:  Iran, Tehran 
Answer:
 country capital: Iran, Tehran