Question:
Which employer did Stephan Matthai work for in Jun, 2010?

Context:
 Stephan Matthai works for Imperial College London from Jan, 2001 to Jan, 2008. 
 Stephan Matthai works for University of Leoben from Jan, 2008 to Jan, 2015. 
 Stephan Matthai works for University of Melbourne from Jan, 2015 to Dec, 2022.

Answer:
Question:
Which employer did Stephan Matthai work for in Jun, 2010?

Context:
 Stephan Matthai works for Imperial College London from Jan, 2001 to Jan, 2008. 
 Stephan Matthai works for University of Leoben from Jan, 2008 to Jan, 2015. 
 Stephan Matthai works for University of Melbourne from Jan, 2015 to Dec, 2022.

Answer:
user
University of Leoben
assistant
Question:
Which employer did Stephan Matthai work for in Jun, 2010?

Context:
 Stephan Matthai works for Imperial College London from Jan, 2001 to Jan, 2008. 
 Stephan Matthai works for University of Leoben from Jan, 2008 to Jan, 2015. 
 Stephan Matthai works for University of Melbourne from Jan, 2015 to Dec, 2022.

Answer:
user
Imperial College London
University of Melbourne
assistant
Question:
Which employer did Stephan Matthai work for in Jun, 2010?

Context:
 Stephan Matthai works for Imperial College London from Jan, 2001 to Jan, 2008. 
 Stephan Matthai works for University of Leoben from Jan, 2008 to Jan, 2015. 
 Stephan Matthai works for University of Melbourne from Jan, 2015 to Dec, 2022.

Answer:
user
University of Leoben
assistant