Question:
Which employer did Adolf Kneser work for in May, 1913?

Context:
 Adolf Kneser works for University of Tartu from Jan, 1889 to Jan, 1900. 
 Adolf Kneser works for Bergakademie Berlin from Jan, 1900 to Jan, 1905. 
 Adolf Kneser works for University of Wrocław from Jan, 1905 to Jan, 1930.

Answer:
Question:
Which employer did Adolf Kneser work for in May, 1913?

Context:
 Adolf Kneser works for University of Tartu from Jan, 1889 to Jan, 1900. 
 Adolf Kneser works for Bergakademie Berlin from Jan, 1900 to Jan, 1905. 
 Adolf Kneser works for University of Wrocław from Jan, 1905 to Jan, 1930.

Answer:
user
University of Wrocław
assistant
Question:
Which employer did Adolf Kneser work for in May, 1913?

Context:
 Adolf Kneser works for University of Tartu from Jan, 1889 to Jan, 1900. 
 Adolf Kneser works for Bergakademie Berlin from Jan, 1900 to Jan, 1905. 
 Adolf Kneser works for University of Wrocław from Jan, 1905 to Jan, 1930.

Answer:
user
Bergakademie Berlin
University of Tartu
assistant
Question:
Which employer did Adolf Kneser work for in May, 1913?

Context:
 Adolf Kneser works for University of Tartu from Jan, 1889 to Jan, 1900. 
 Adolf Kneser works for Bergakademie Berlin from Jan, 1900 to Jan, 1905. 
 Adolf Kneser works for University of Wrocław from Jan, 1905 to Jan, 1930.

Answer:
user
University of Wrocław
assistant