2089
Goodrem  held a Launch Party at the  Sydney  Opera House on Tuesday 9 October 2007 where 400 invitation-only guests attended .
 employee of: Goodrem, Sydney
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Goodrem, Sydney 
Answer:
 employee of: Goodrem, Sydney