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On October 1 1979  Shehu Shagari  was sworn in as the first President and Commander-in-Chief of the Federal Republic of  Nigeria  .
 employee of: Shehu Shagari, Nigeria
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:  Shehu Shagari, Nigeria 
Answer:
 employee of: Shehu Shagari, Nigeria