45300
Ramadi , a largely Sunni Arab city , is regarded by American commanders as the key to securing Anbar Province , now the single deadliest place for American soldiers in Iraq .
 location contains: Iraq, Ramadi
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Iraq, Ramadi 
Answer:
 location contains: Iraq, Ramadi