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The international community then adopted a three-pronged strategy to deal with the tragedy : humanitarian relief -LRB- both inside Darfur and across the border in Chad -RRB- ; '' boots on the ground '' -LRB- provided currently by an African Union force of 7,000 -RRB- ; and peace talks toward a comprehensive settlement -LRB- which recently concluded in a peace agreement in Abuja , Nigeria -RRB- .
 country of capital: Nigeria, Abuja; location contains: Nigeria, Abuja
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:  Nigeria, Abuja; Nigeria, Abuja 
Answer:
 country of capital: Nigeria, Abuja; location contains: Nigeria, Abuja