473
-- Toughest parenting moment : His oldest son  Euan  's arrest after  he  threw up in Leicester Square following a drinking binge celebrating the end of school exams in 2000 .
 alternate names: Euan, he
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: Euan, he