1674
The chances of putting together such a government grew much smaller with the bombing of a major Shiite shrine in the largely Sunni city of Samarra last week , an attack that literally blew the lid off the simmering animosity between Iraq 's two main religious factions .
 location contains: Iraq, Samarra
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Iraq, Samarra 
Answer:
 location contains: Iraq, Samarra