9246
The Laidlaw deal also gave  FirstGroup  another U.S. transportation icon in  Greyhound Lines  the country's largest inter-city bus company founded in 1914 .
 subsidiaries: FirstGroup, Greyhound Lines
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:
 subsidiaries: FirstGroup, Greyhound Lines