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 Although the attacks in Baghdad suggest that there may be cells of insurgents there , or at least that they can sneak into the city to plant bombs , senior officials at the Pentagon and in Iraq say they believe that Mr. Zarqawi and the insurgency 's '' center of gravity '' is now in the bends and towns of the Euphrates River valley near the Syrian border . 
 country capital: Iraq, Baghdad
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:
 country capital: Iraq, Baghdad