6799
 Barwana was a way station for a joint Iraqi and American convoy as it traveled to a stretch of hard-packed sand overlooking the Euphrates in the Haditha triad , one of the more challenging areas in Anbar , the most dangerous province in Iraq . 
 location contains: Iraq, Anbar
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, Anbar