Question:
Which employer did Alexander Dinghas work for in Sep, 1948?

Context:
 Alexander Dinghas works for Frederick William University from Jan, 1939 to Jan, 1945. 
 Alexander Dinghas works for Humboldt University of Berlin from Jan, 1947 to Jan, 1949. 
 Alexander Dinghas works for Freie Universität Berlin from Jan, 1949 to Jan, 1974.

Answer:
Question:
Which employer did Alexander Dinghas work for in Sep, 1948?

Context:
 Alexander Dinghas works for Frederick William University from Jan, 1939 to Jan, 1945. 
 Alexander Dinghas works for Humboldt University of Berlin from Jan, 1947 to Jan, 1949. 
 Alexander Dinghas works for Freie Universität Berlin from Jan, 1949 to Jan, 1974.

Answer:
user
Humboldt University of Berlin
assistant
Question:
Which employer did Alexander Dinghas work for in Sep, 1948?

Context:
 Alexander Dinghas works for Frederick William University from Jan, 1939 to Jan, 1945. 
 Alexander Dinghas works for Humboldt University of Berlin from Jan, 1947 to Jan, 1949. 
 Alexander Dinghas works for Freie Universität Berlin from Jan, 1949 to Jan, 1974.

Answer:
user
Freie Universität Berlin
Frederick William University
assistant
Question:
Which employer did Alexander Dinghas work for in Sep, 1948?

Context:
 Alexander Dinghas works for Frederick William University from Jan, 1939 to Jan, 1945. 
 Alexander Dinghas works for Humboldt University of Berlin from Jan, 1947 to Jan, 1949. 
 Alexander Dinghas works for Freie Universität Berlin from Jan, 1949 to Jan, 1974.

Answer:
user
Humboldt University of Berlin
assistant