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Air transport's growing importance in the post-war era meant that Pan Am would no longer enjoy the official patronage it had been afforded in pre-war days to prevent the emergence of any meaningful competition both at home and abroad.Aviation News ( Pan American Airways : Part 2 ) p. 48 Key Publishing Stamford November 2011 Although Pan Am continued to use its considerable political influence to lobby for protection of its position as America's primary international airline it encountered increasing competition first from  American Export Airlines  (  American Overseas Airlines  ( AOA ) from November 1945 ) across the Atlantic to Europe and subsequently from others including TWA to Europe Braniff to South America United to Hawaii and Northwest Orient to East Asia as well as five potential rivals to Mexico .
 alternate names: American Export Airlines, American Overseas Airlines
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: American Export Airlines, American Overseas Airlines