3408
It was signed by the governments of the  Soviet Union  ( represented by  Andrei Gromyko  ) the United Kingdom ( represented by Lord Home ) and the United States ( represented by Dean Rusk ) named the Original Parties at Moscow on August 5 1963 before being opened for signature by other countries .
 employee of: Soviet Union, Andrei Gromyko
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: Soviet Union, Andrei Gromyko