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In Africa , reports of human-elephant conflicts appear almost daily , from Zambia to Tanzania , from Uganda to Sierra Leone , where 300 villagers evacuated their homes last year because of unprovoked elephant attacks .
 location contains: Africa, Tanzania; location contains: Africa, Sierra Leone; location contains: Africa, Uganda; location contains: Africa, Zambia
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, Tanzania; Africa, Sierra Leone; Africa, Uganda; Africa, Zambia 
Answer:
 location contains: Africa, Tanzania; location contains: Africa, Sierra Leone; location contains: Africa, Uganda; location contains: Africa, Zambia