6369
 On July 1 , a suicide car bomber roared into a street market in Sadr City , killing at least 62 people in the deadliest explosion in Iraq in months . 
 location contains: Iraq, Sadr City
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Iraq, Sadr City 
Answer:
 location contains: Iraq, Sadr City