8815
In June 2009 the airline officially re-branded from  Rwandair Express  to RwandAir because the new name implies a large serious airline while the  Express  in the former name implies a small regional operation .
 alternate names: Rwandair Express, 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: Rwandair Express, Express