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She played a major role in getting Switzerland to return to  Nigeria  millions of dollars looted by the country's late military ruler  Sani Abacha  .
 employee of: Nigeria, Sani Abacha
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "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} 
Answer:
 employee of: Nigeria, Sani Abacha