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Iran  news agency says President  Mahmoud Ahmadinejad  has congratulated Obama on election win .
 country of birth: Iran, Mahmoud Ahmadinejad
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
 Entity Pairs:  Iran, Mahmoud Ahmadinejad 
Answer:
 country of birth: Iran, Mahmoud Ahmadinejad