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 Leading the efforts against him in the Senate are three key Republicans on the Armed Services Committee with their own military credentials : the chairman and a former secretary of the Navy , Senator John W. Warner of Virginia ; Senator John McCain of Arizona , a prisoner of war in Vietnam ; and Senator Lindsey Graham of South Carolina , a military judge . 
 place lived: John McCain, Arizona
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: 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} 
Answer:
 place lived: John McCain, Arizona