Question:
Which employer did Abram Samoilovitch Besicovitch work for in Mar, 1919?

Context:
 Abram Samoilovitch Besicovitch works for University of Liverpool from Jan, 1926 to Jan, 1927. 
 Abram Samoilovitch Besicovitch works for Perm State University from Jun, 1917 to Oct, 1920. 
 Abram Samoilovitch Besicovitch works for Saint Petersburg State University from Jan, 1920 to Jan, 1924. 
 Abram Samoilovitch Besicovitch works for University of Cambridge from Jan, 1927 to Jan, 1958.

Answer:
Question:
Which employer did Abram Samoilovitch Besicovitch work for in Mar, 1919?

Context:
 Abram Samoilovitch Besicovitch works for University of Liverpool from Jan, 1926 to Jan, 1927. 
 Abram Samoilovitch Besicovitch works for Perm State University from Jun, 1917 to Oct, 1920. 
 Abram Samoilovitch Besicovitch works for Saint Petersburg State University from Jan, 1920 to Jan, 1924. 
 Abram Samoilovitch Besicovitch works for University of Cambridge from Jan, 1927 to Jan, 1958.

Answer:
user
Perm State University
assistant
Question:
Which employer did Abram Samoilovitch Besicovitch work for in Mar, 1919?

Context:
 Abram Samoilovitch Besicovitch works for University of Liverpool from Jan, 1926 to Jan, 1927. 
 Abram Samoilovitch Besicovitch works for Perm State University from Jun, 1917 to Oct, 1920. 
 Abram Samoilovitch Besicovitch works for Saint Petersburg State University from Jan, 1920 to Jan, 1924. 
 Abram Samoilovitch Besicovitch works for University of Cambridge from Jan, 1927 to Jan, 1958.

Answer:
user
University of Liverpool
Saint Petersburg State University
University of Cambridge
assistant
Question:
Which employer did Abram Samoilovitch Besicovitch work for in Mar, 1919?

Context:
 Abram Samoilovitch Besicovitch works for University of Liverpool from Jan, 1926 to Jan, 1927. 
 Abram Samoilovitch Besicovitch works for Perm State University from Jun, 1917 to Oct, 1920. 
 Abram Samoilovitch Besicovitch works for Saint Petersburg State University from Jan, 1920 to Jan, 1924. 
 Abram Samoilovitch Besicovitch works for University of Cambridge from Jan, 1927 to Jan, 1958.

Answer:
user
Perm State University
assistant