6794
 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: 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: Iraq, Baiji