5959
In southern  China   China Southern Airlines  cancelled flights from the Guangdong provincial capital Guangzhou and Xiamen to the Philippines capital Manila and said service would be further disrupted to Southeast Asian cities .
 country of headquarters: China, China Southern Airlines
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:
 country of headquarters: China, China Southern Airlines