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In Iraq , he had not only been cut off from his Alpha Company comrades -- PTSD is common among '' lone wolf '' soldiers separated from their home units -- but his posting in Baiji had also placed him in a particularly violent corner of the Sunni Triangle , where he had performed one of the war 's most gruesome tasks .
 location contains: Iraq, Baiji
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:
 location contains: Iraq, Baiji