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 The European Union 's foreign policy director , Javier Solana , arrived in Tehran on Monday night with incentives intended to resolve the nuclear crisis with Iran , including a proposal to allow Iran to upgrade its aging civilian air fleet through the purchase of aircraft parts from an American company , Boeing . 
 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