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However in the second parliamentary elections held on May 30 1950 the majority of seats went to independents confirming the lack of support and the fragile state of the nation.The  Academy of Korean Studies  ( 2005 pp166-171 ) On June 25 1950 North Korean forces invaded  South Korea  .
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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:
 NA: Academy of Korean Studies, South Korea