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 Though Iran , Syria and Saudi Arabia have long been accused of aiding militants in Iraq , and the country 's Shiite revival has already sent ripples across other Arab nations , most noticeably Lebanon , rulers around the Middle East have been expressing even more concerns about cross-border destabilization . 
 location contains: Middle East, Iran
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:
 location contains: Middle East, Iran