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The CRBC acquired radio stations from the  Canadian National Railway  radio network in Ottawa Vancouver and Moncton for $ as well as  CNR Radio  studios in various other cities and leased or established additional stations in Montreal Chicoutimi Quebec City Toronto and Windsor .
 alternate names: Canadian National Railway, CNR Radio
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:  Canadian National Railway, CNR Radio 
Answer:
 alternate names: Canadian National Railway, CNR Radio