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He made the final decision only after telephone calls with President Vladimir V. Putin of Russia and the Chancellor Angela Merkel of Germany led him to conclude that if Tehran refused to suspend its enrichment of uranium , or later dragged its feet , they would support an escalating series of sanctions against Iran at the United Nations that could lead to a confrontation .
 country of capital: Iran, Tehran; location contains: Iran, Tehran; nationality: Angela Merkel, Germany
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "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} 
Answer:
 country of capital: Iran, Tehran; location contains: Iran, Tehran; nationality: Angela Merkel, Germany