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In the second round of the 2007 Sierra Leone presidential election the incumbent vice president of  Sierra Leone   Solomon Berewa  and candidate of the then ruling Sierra Leone People's Party ( SLPP ) party got 11 % of the vote in Bombali District while the leader of the main opposition party and current president of Sierra Leone Ernest Bai Koroma of the All People's Congress ( APC ) got 89 % of the vote in the second round in the district .
 alternate names: Sierra Leone, Solomon Berewa
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
 Entity Pairs:  Sierra Leone, Solomon Berewa 
Answer:
 alternate names: Sierra Leone, Solomon Berewa