1746
- 1988 : With the advent of reform under Soviet leader  Mikhail Gorbachev  the couple returns to the  Soviet Union  .
 employee of: Mikhail Gorbachev, Soviet Union
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: Mikhail Gorbachev, Soviet Union