13873
7 Chris Wharton CEO  Seven  West Media ( Western  Australia  ) and Kurt Burnette Chief Sales and Digital Officer.http : / / www.sevenwestmedia.com.au/about-us/board-of-directors The West Australian was owned by the publicly listed company West Australian Newspapers Ltd from the 1920s .
 country of headquarters: Seven, Australia
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:  Seven, Australia 
Answer:
 country of headquarters: Seven, Australia