23964
 The study , by Raymond L. Garthoff , a former diplomat and arms control expert , finds that analyses of the Soviet Union in the Mikhail Gorbachev years were often withheld from policy makers by Mr. Gates '' because he held a different view . '' 
 nationality: 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: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 nationality: Mikhail Gorbachev, Soviet Union