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The  Armed Offenders Squad  (  AOS  ) is a specialist unit of the New Zealand Police designed to cordon contain and appeal to armed and dangerous offenders .
 alternate names: Armed Offenders Squad, AOS
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:
 alternate names: Armed Offenders Squad, AOS