Question:
Which employer did Florian Cajori work for in Dec, 1886?

Context:
 Florian Cajori works for Colorado College from Jan, 1889 to Jan, 1918. 
 Florian Cajori works for University of California, Berkeley from Jan, 1918 to Jan, 1930. 
 Florian Cajori works for Tulane University from Jan, 1885 to Jan, 1889.

Answer:
Question:
Which employer did Florian Cajori work for in Dec, 1886?

Context:
 Florian Cajori works for Colorado College from Jan, 1889 to Jan, 1918. 
 Florian Cajori works for University of California, Berkeley from Jan, 1918 to Jan, 1930. 
 Florian Cajori works for Tulane University from Jan, 1885 to Jan, 1889.

Answer:
user
Tulane University
assistant
Question:
Which employer did Florian Cajori work for in Dec, 1886?

Context:
 Florian Cajori works for Colorado College from Jan, 1889 to Jan, 1918. 
 Florian Cajori works for University of California, Berkeley from Jan, 1918 to Jan, 1930. 
 Florian Cajori works for Tulane University from Jan, 1885 to Jan, 1889.

Answer:
user
University of California, Berkeley
Colorado College
assistant
Question:
Which employer did Florian Cajori work for in Dec, 1886?

Context:
 Florian Cajori works for Colorado College from Jan, 1889 to Jan, 1918. 
 Florian Cajori works for University of California, Berkeley from Jan, 1918 to Jan, 1930. 
 Florian Cajori works for Tulane University from Jan, 1885 to Jan, 1889.

Answer:
user
Tulane University
assistant