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Ethiopia officially plunged into war with Somalia 's Islamist forces on Sunday , bombing targets inside Somalia and pushing ground troops deep into Somali territory in a major escalation that could turn Somalia 's internal crisis into a violent religious conflict that engulfs the entire Horn of Africa .
 location contains: Africa, Ethiopia; location contains: Africa, Somalia; location contains: Africa, Somalia; location contains: Africa, Somalia
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:  Africa, Ethiopia; Africa, Somalia; Africa, Somalia; Africa, Somalia 
Answer:
 location contains: Africa, Ethiopia; location contains: Africa, Somalia; location contains: Africa, Somalia; location contains: Africa, Somalia