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Lehmann is the founding  Director  of both the Zero Waste SA Research Centre for Sustainable Design and Behaviour at the  University of South Australia  ( since 2010 ) and the China-Australia Centre for Sustainable Urban Development an international research centre co-located at the University of South Australia and Tianjin University China ( since 2012 ) .
 top members employees: Director, University of South Australia
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:  Director, University of South Australia 
Answer:
 top members employees: Director, University of South Australia