Question:
Which employer did Jacob Levitzki work for in Feb, 1928?

Context:
 Jacob Levitzki works for Yale University from Jan, 1929 to Jan, 1931. 
 Jacob Levitzki works for University of Kiel from Jan, 1928 to Jan, 1929. 
 Jacob Levitzki works for Hebrew University of Jerusalem from Jan, 1931 to Jan, 1956.

Answer:
Question:
Which employer did Jacob Levitzki work for in Feb, 1928?

Context:
 Jacob Levitzki works for Yale University from Jan, 1929 to Jan, 1931. 
 Jacob Levitzki works for University of Kiel from Jan, 1928 to Jan, 1929. 
 Jacob Levitzki works for Hebrew University of Jerusalem from Jan, 1931 to Jan, 1956.

Answer:
user
University of Kiel
assistant
Question:
Which employer did Jacob Levitzki work for in Feb, 1928?

Context:
 Jacob Levitzki works for Yale University from Jan, 1929 to Jan, 1931. 
 Jacob Levitzki works for University of Kiel from Jan, 1928 to Jan, 1929. 
 Jacob Levitzki works for Hebrew University of Jerusalem from Jan, 1931 to Jan, 1956.

Answer:
user
Yale University
Hebrew University of Jerusalem
assistant
Question:
Which employer did Jacob Levitzki work for in Feb, 1928?

Context:
 Jacob Levitzki works for Yale University from Jan, 1929 to Jan, 1931. 
 Jacob Levitzki works for University of Kiel from Jan, 1928 to Jan, 1929. 
 Jacob Levitzki works for Hebrew University of Jerusalem from Jan, 1931 to Jan, 1956.

Answer:
user
University of Kiel
assistant