8513
Nowadays the suburban lines of Paulo are run by  Companhia Paulista de Trens Metropolitanos  (  CPTM  ) and those of Rio de Janeiro by Supervia .
 alternate names: Companhia Paulista de Trens Metropolitanos, CPTM
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: Companhia Paulista de Trens Metropolitanos, CPTM