Question:
Which employer did Mathias Lerch work for in Sep, 1920?

Context:
 Mathias Lerch works for Czech Technical University in Prague from Jan, 1886 to Jan, 1896. 
 Mathias Lerch works for University of Fribourg from Jan, 1896 to Jan, 1906. 
 Mathias Lerch works for Masaryk University from Jan, 1920 to Jan, 1922. 
 Mathias Lerch works for Brno University of Technology from Jan, 1906 to Jan, 1920.

Answer:
Question:
Which employer did Mathias Lerch work for in Sep, 1920?

Context:
 Mathias Lerch works for Czech Technical University in Prague from Jan, 1886 to Jan, 1896. 
 Mathias Lerch works for University of Fribourg from Jan, 1896 to Jan, 1906. 
 Mathias Lerch works for Masaryk University from Jan, 1920 to Jan, 1922. 
 Mathias Lerch works for Brno University of Technology from Jan, 1906 to Jan, 1920.

Answer:
user
Masaryk University
assistant
Question:
Which employer did Mathias Lerch work for in Sep, 1920?

Context:
 Mathias Lerch works for Czech Technical University in Prague from Jan, 1886 to Jan, 1896. 
 Mathias Lerch works for University of Fribourg from Jan, 1896 to Jan, 1906. 
 Mathias Lerch works for Masaryk University from Jan, 1920 to Jan, 1922. 
 Mathias Lerch works for Brno University of Technology from Jan, 1906 to Jan, 1920.

Answer:
user
Brno University of Technology
University of Fribourg
Czech Technical University in Prague
assistant
Question:
Which employer did Mathias Lerch work for in Sep, 1920?

Context:
 Mathias Lerch works for Czech Technical University in Prague from Jan, 1886 to Jan, 1896. 
 Mathias Lerch works for University of Fribourg from Jan, 1896 to Jan, 1906. 
 Mathias Lerch works for Masaryk University from Jan, 1920 to Jan, 1922. 
 Mathias Lerch works for Brno University of Technology from Jan, 1906 to Jan, 1920.

Answer:
user
Masaryk University
assistant