220
 The American military said a unit of Iraqi special forces had arrested a suspected bomb maker in Sadr City , a large Shiite district in eastern Baghdad . 
 location contains: Baghdad, 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:  Baghdad, Sadr City 
Answer:
 location contains: Baghdad, Sadr City