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The Australian Basketball Association often abbreviated to the ABA is the second-tiered semi-professional men's and women's basketball minor leagues in  Australia  which sit under the professional  National Basketball League  ( NBL ) and Women's National Basketball League ( WNBL ) .
 country of headquarters: Australia, National Basketball League
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: Australia, National Basketball League