10000
Hawaii and Nagoya routes were scrapped and America West service to local markets was contracted to  Mesa Airlines  which began conducting operations as  America West Express  .
 alternate names: Mesa Airlines, America West Express
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: Mesa Airlines, America West Express