1572
Tanong played an important role in negotiating with the government of Prime Minister  Chatichai Choonhavan  to secure the creation of a comprehensive national social security system.Amnesty International  Thailand  : The disappearance of labour leader Tanong Pho-arn 19 June 1991 AI Index : ASA 39/007/2001 released 18 June 2001 He was also a Thai Senator and the Vice-President of the International Confederation of Free Trade Unions - Asia Pacific Regional Organization ( ICFTU-APRO ) .
 Chatichai Choonhavan, Thailand
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:
 Chatichai Choonhavan, Thailand