15118
Apostol had become a communist in the 1930s when the party was still illegal in  Romania  and he served as a close ally of the Communist leader at the time  Gheorghe Gheorghiu-Dej  .
 Romania, Gheorghe Gheorghiu-Dej
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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:
 Romania, Gheorghe Gheorghiu-Dej