11761
In January 1950 the People's Republic of China ( PRC ) and the Soviet Union recognized the  Viet Minh  's Democratic Republic of  Vietnam  based in Hanoi as the government of Vietnam .
 country of headquarters: Viet Minh, Vietnam
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Viet Minh, Vietnam 
Answer:
 country of headquarters: Viet Minh, Vietnam