3219
Hells Bells is the first track of Australian hard rock band  AC/DC  's first album without  Bon Scott  Back in Black .
 employee of: AC/DC, Bon Scott
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:
 employee of: AC/DC, Bon Scott